author | George Wilson <George.Wilson@Sun.COM> |
Wed, 28 Jul 2010 16:57:31 -0700 | |
changeset 12961 | b521d551715f |
parent 12586 | b118bbd65be9 |
child 13049 | 2511753a6599 |
permissions | -rw-r--r-- |
789 | 1 |
/* |
2 |
* CDDL HEADER START |
|
3 |
* |
|
4 |
* The contents of this file are subject to the terms of the |
|
1485 | 5 |
* Common Development and Distribution License (the "License"). |
6 |
* You may not use this file except in compliance with the License. |
|
789 | 7 |
* |
8 |
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE |
|
9 |
* or http://www.opensolaris.org/os/licensing. |
|
10 |
* See the License for the specific language governing permissions |
|
11 |
* and limitations under the License. |
|
12 |
* |
|
13 |
* When distributing Covered Code, include this CDDL HEADER in each |
|
14 |
* file and include the License file at usr/src/OPENSOLARIS.LICENSE. |
|
15 |
* If applicable, add the following below this CDDL HEADER, with the |
|
16 |
* fields enclosed by brackets "[]" replaced with your own identifying |
|
17 |
* information: Portions Copyright [yyyy] [name of copyright owner] |
|
18 |
* |
|
19 |
* CDDL HEADER END |
|
20 |
*/ |
|
2082 | 21 |
|
789 | 22 |
/* |
12247
5bcd281629f8
6911420 ZFS device removal detection should work with SCSAv3
George Wilson <George.Wilson@Sun.COM>
parents:
11982
diff
changeset
|
23 |
* Copyright (c) 2005, 2010, Oracle and/or its affiliates. All rights reserved. |
789 | 24 |
*/ |
25 |
||
26 |
#include <sys/zfs_context.h> |
|
1544 | 27 |
#include <sys/fm/fs/zfs.h> |
789 | 28 |
#include <sys/spa.h> |
29 |
#include <sys/spa_impl.h> |
|
30 |
#include <sys/dmu.h> |
|
31 |
#include <sys/dmu_tx.h> |
|
32 |
#include <sys/vdev_impl.h> |
|
33 |
#include <sys/uberblock_impl.h> |
|
34 |
#include <sys/metaslab.h> |
|
35 |
#include <sys/metaslab_impl.h> |
|
36 |
#include <sys/space_map.h> |
|
37 |
#include <sys/zio.h> |
|
38 |
#include <sys/zap.h> |
|
39 |
#include <sys/fs/zfs.h> |
|
6643
3a34b0dbb107
6625086 changing cachefile doesn't remove old cache on last user
eschrock
parents:
6523
diff
changeset
|
40 |
#include <sys/arc.h> |
9701
cc5b64682e64
6803605 should be able to offline log devices
George Wilson <George.Wilson@Sun.COM>
parents:
9583
diff
changeset
|
41 |
#include <sys/zil.h> |
12296
7cf402a7f374
6675946 'zpool status' should show the progress of resilvering for individual disk.
Lin Ling <Lin.Ling@Sun.COM>
parents:
12247
diff
changeset
|
42 |
#include <sys/dsl_scan.h> |
789 | 43 |
|
44 |
/* |
|
45 |
* Virtual device management. |
|
46 |
*/ |
|
47 |
||
48 |
static vdev_ops_t *vdev_ops_table[] = { |
|
49 |
&vdev_root_ops, |
|
50 |
&vdev_raidz_ops, |
|
51 |
&vdev_mirror_ops, |
|
52 |
&vdev_replacing_ops, |
|
2082 | 53 |
&vdev_spare_ops, |
789 | 54 |
&vdev_disk_ops, |
55 |
&vdev_file_ops, |
|
56 |
&vdev_missing_ops, |
|
10594
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10588
diff
changeset
|
57 |
&vdev_hole_ops, |
789 | 58 |
NULL |
59 |
}; |
|
60 |
||
7046
361307ae060d
6343667 scrub/resilver has to start over when a snapshot is taken
ahrens
parents:
7042
diff
changeset
|
61 |
/* maximum scrub/resilver I/O queue per leaf vdev */ |
361307ae060d
6343667 scrub/resilver has to start over when a snapshot is taken
ahrens
parents:
7042
diff
changeset
|
62 |
int zfs_scrub_limit = 10; |
3697
5340a4d98e0b
6456888 zpool scrubbing leads to memory exhaustion and system hang
mishra
parents:
3377
diff
changeset
|
63 |
|
789 | 64 |
/* |
65 |
* Given a vdev type, return the appropriate ops vector. |
|
66 |
*/ |
|
67 |
static vdev_ops_t * |
|
68 |
vdev_getops(const char *type) |
|
69 |
{ |
|
70 |
vdev_ops_t *ops, **opspp; |
|
71 |
||
72 |
for (opspp = vdev_ops_table; (ops = *opspp) != NULL; opspp++) |
|
73 |
if (strcmp(ops->vdev_op_type, type) == 0) |
|
74 |
break; |
|
75 |
||
76 |
return (ops); |
|
77 |
} |
|
78 |
||
79 |
/* |
|
80 |
* Default asize function: return the MAX of psize with the asize of |
|
81 |
* all children. This is what's used by anything other than RAID-Z. |
|
82 |
*/ |
|
83 |
uint64_t |
|
84 |
vdev_default_asize(vdev_t *vd, uint64_t psize) |
|
85 |
{ |
|
1732 | 86 |
uint64_t asize = P2ROUNDUP(psize, 1ULL << vd->vdev_top->vdev_ashift); |
789 | 87 |
uint64_t csize; |
9816
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
88 |
|
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
89 |
for (int c = 0; c < vd->vdev_children; c++) { |
789 | 90 |
csize = vdev_psize_to_asize(vd->vdev_child[c], psize); |
91 |
asize = MAX(asize, csize); |
|
92 |
} |
|
93 |
||
94 |
return (asize); |
|
95 |
} |
|
96 |
||
1175
759d20c7e57b
6366265 attach/replace should allow a new device size at least the min of all devs in a mirror/raidz
lling
parents:
1171
diff
changeset
|
97 |
/* |
9816
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
98 |
* Get the minimum allocatable size. We define the allocatable size as |
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
99 |
* the vdev's asize rounded to the nearest metaslab. This allows us to |
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
100 |
* replace or attach devices which don't have the same physical size but |
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
101 |
* can still satisfy the same number of allocations. |
1175
759d20c7e57b
6366265 attach/replace should allow a new device size at least the min of all devs in a mirror/raidz
lling
parents:
1171
diff
changeset
|
102 |
*/ |
759d20c7e57b
6366265 attach/replace should allow a new device size at least the min of all devs in a mirror/raidz
lling
parents:
1171
diff
changeset
|
103 |
uint64_t |
9816
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
104 |
vdev_get_min_asize(vdev_t *vd) |
1175
759d20c7e57b
6366265 attach/replace should allow a new device size at least the min of all devs in a mirror/raidz
lling
parents:
1171
diff
changeset
|
105 |
{ |
9816
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
106 |
vdev_t *pvd = vd->vdev_parent; |
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
107 |
|
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
108 |
/* |
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
109 |
* The our parent is NULL (inactive spare or cache) or is the root, |
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
110 |
* just return our own asize. |
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
111 |
*/ |
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
112 |
if (pvd == NULL) |
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
113 |
return (vd->vdev_asize); |
1175
759d20c7e57b
6366265 attach/replace should allow a new device size at least the min of all devs in a mirror/raidz
lling
parents:
1171
diff
changeset
|
114 |
|
759d20c7e57b
6366265 attach/replace should allow a new device size at least the min of all devs in a mirror/raidz
lling
parents:
1171
diff
changeset
|
115 |
/* |
9816
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
116 |
* The top-level vdev just returns the allocatable size rounded |
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
117 |
* to the nearest metaslab. |
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
118 |
*/ |
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
119 |
if (vd == vd->vdev_top) |
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
120 |
return (P2ALIGN(vd->vdev_asize, 1ULL << vd->vdev_ms_shift)); |
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
121 |
|
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
122 |
/* |
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
123 |
* The allocatable space for a raidz vdev is N * sizeof(smallest child), |
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
124 |
* so each child must provide at least 1/Nth of its asize. |
1175
759d20c7e57b
6366265 attach/replace should allow a new device size at least the min of all devs in a mirror/raidz
lling
parents:
1171
diff
changeset
|
125 |
*/ |
9816
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
126 |
if (pvd->vdev_ops == &vdev_raidz_ops) |
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
127 |
return (pvd->vdev_min_asize / pvd->vdev_children); |
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
128 |
|
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
129 |
return (pvd->vdev_min_asize); |
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
130 |
} |
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
131 |
|
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
132 |
void |
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
133 |
vdev_set_min_asize(vdev_t *vd) |
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
134 |
{ |
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
135 |
vd->vdev_min_asize = vdev_get_min_asize(vd); |
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
136 |
|
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
137 |
for (int c = 0; c < vd->vdev_children; c++) |
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
138 |
vdev_set_min_asize(vd->vdev_child[c]); |
1175
759d20c7e57b
6366265 attach/replace should allow a new device size at least the min of all devs in a mirror/raidz
lling
parents:
1171
diff
changeset
|
139 |
} |
759d20c7e57b
6366265 attach/replace should allow a new device size at least the min of all devs in a mirror/raidz
lling
parents:
1171
diff
changeset
|
140 |
|
789 | 141 |
vdev_t * |
142 |
vdev_lookup_top(spa_t *spa, uint64_t vdev) |
|
143 |
{ |
|
144 |
vdev_t *rvd = spa->spa_root_vdev; |
|
145 |
||
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
146 |
ASSERT(spa_config_held(spa, SCL_ALL, RW_READER) != 0); |
5530 | 147 |
|
7046
361307ae060d
6343667 scrub/resilver has to start over when a snapshot is taken
ahrens
parents:
7042
diff
changeset
|
148 |
if (vdev < rvd->vdev_children) { |
361307ae060d
6343667 scrub/resilver has to start over when a snapshot is taken
ahrens
parents:
7042
diff
changeset
|
149 |
ASSERT(rvd->vdev_child[vdev] != NULL); |
789 | 150 |
return (rvd->vdev_child[vdev]); |
7046
361307ae060d
6343667 scrub/resilver has to start over when a snapshot is taken
ahrens
parents:
7042
diff
changeset
|
151 |
} |
789 | 152 |
|
153 |
return (NULL); |
|
154 |
} |
|
155 |
||
156 |
vdev_t * |
|
157 |
vdev_lookup_by_guid(vdev_t *vd, uint64_t guid) |
|
158 |
{ |
|
159 |
vdev_t *mvd; |
|
160 |
||
1585
4ad213e858a9
6395480 ztest ASSERT: rbt.bt_objset == wbt.bt_objset, line 2041
bonwick
parents:
1544
diff
changeset
|
161 |
if (vd->vdev_guid == guid) |
789 | 162 |
return (vd); |
163 |
||
9816
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
164 |
for (int c = 0; c < vd->vdev_children; c++) |
789 | 165 |
if ((mvd = vdev_lookup_by_guid(vd->vdev_child[c], guid)) != |
166 |
NULL) |
|
167 |
return (mvd); |
|
168 |
||
169 |
return (NULL); |
|
170 |
} |
|
171 |
||
172 |
void |
|
173 |
vdev_add_child(vdev_t *pvd, vdev_t *cvd) |
|
174 |
{ |
|
175 |
size_t oldsize, newsize; |
|
176 |
uint64_t id = cvd->vdev_id; |
|
177 |
vdev_t **newchild; |
|
178 |
||
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
179 |
ASSERT(spa_config_held(cvd->vdev_spa, SCL_ALL, RW_WRITER) == SCL_ALL); |
789 | 180 |
ASSERT(cvd->vdev_parent == NULL); |
181 |
||
182 |
cvd->vdev_parent = pvd; |
|
183 |
||
184 |
if (pvd == NULL) |
|
185 |
return; |
|
186 |
||
187 |
ASSERT(id >= pvd->vdev_children || pvd->vdev_child[id] == NULL); |
|
188 |
||
189 |
oldsize = pvd->vdev_children * sizeof (vdev_t *); |
|
190 |
pvd->vdev_children = MAX(pvd->vdev_children, id + 1); |
|
191 |
newsize = pvd->vdev_children * sizeof (vdev_t *); |
|
192 |
||
193 |
newchild = kmem_zalloc(newsize, KM_SLEEP); |
|
194 |
if (pvd->vdev_child != NULL) { |
|
195 |
bcopy(pvd->vdev_child, newchild, oldsize); |
|
196 |
kmem_free(pvd->vdev_child, oldsize); |
|
197 |
} |
|
198 |
||
199 |
pvd->vdev_child = newchild; |
|
200 |
pvd->vdev_child[id] = cvd; |
|
201 |
||
202 |
cvd->vdev_top = (pvd->vdev_top ? pvd->vdev_top: cvd); |
|
203 |
ASSERT(cvd->vdev_top->vdev_parent->vdev_parent == NULL); |
|
204 |
||
205 |
/* |
|
206 |
* Walk up all ancestors to update guid sum. |
|
207 |
*/ |
|
208 |
for (; pvd != NULL; pvd = pvd->vdev_parent) |
|
209 |
pvd->vdev_guid_sum += cvd->vdev_guid_sum; |
|
210 |
} |
|
211 |
||
212 |
void |
|
213 |
vdev_remove_child(vdev_t *pvd, vdev_t *cvd) |
|
214 |
{ |
|
215 |
int c; |
|
216 |
uint_t id = cvd->vdev_id; |
|
217 |
||
218 |
ASSERT(cvd->vdev_parent == pvd); |
|
219 |
||
220 |
if (pvd == NULL) |
|
221 |
return; |
|
222 |
||
223 |
ASSERT(id < pvd->vdev_children); |
|
224 |
ASSERT(pvd->vdev_child[id] == cvd); |
|
225 |
||
226 |
pvd->vdev_child[id] = NULL; |
|
227 |
cvd->vdev_parent = NULL; |
|
228 |
||
229 |
for (c = 0; c < pvd->vdev_children; c++) |
|
230 |
if (pvd->vdev_child[c]) |
|
231 |
break; |
|
232 |
||
233 |
if (c == pvd->vdev_children) { |
|
234 |
kmem_free(pvd->vdev_child, c * sizeof (vdev_t *)); |
|
235 |
pvd->vdev_child = NULL; |
|
236 |
pvd->vdev_children = 0; |
|
237 |
} |
|
238 |
||
239 |
/* |
|
240 |
* Walk up all ancestors to update guid sum. |
|
241 |
*/ |
|
242 |
for (; pvd != NULL; pvd = pvd->vdev_parent) |
|
243 |
pvd->vdev_guid_sum -= cvd->vdev_guid_sum; |
|
244 |
} |
|
245 |
||
246 |
/* |
|
247 |
* Remove any holes in the child array. |
|
248 |
*/ |
|
249 |
void |
|
250 |
vdev_compact_children(vdev_t *pvd) |
|
251 |
{ |
|
252 |
vdev_t **newchild, *cvd; |
|
253 |
int oldc = pvd->vdev_children; |
|
9816
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
254 |
int newc; |
789 | 255 |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
256 |
ASSERT(spa_config_held(pvd->vdev_spa, SCL_ALL, RW_WRITER) == SCL_ALL); |
789 | 257 |
|
9816
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
258 |
for (int c = newc = 0; c < oldc; c++) |
789 | 259 |
if (pvd->vdev_child[c]) |
260 |
newc++; |
|
261 |
||
262 |
newchild = kmem_alloc(newc * sizeof (vdev_t *), KM_SLEEP); |
|
263 |
||
9816
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
264 |
for (int c = newc = 0; c < oldc; c++) { |
789 | 265 |
if ((cvd = pvd->vdev_child[c]) != NULL) { |
266 |
newchild[newc] = cvd; |
|
267 |
cvd->vdev_id = newc++; |
|
268 |
} |
|
269 |
} |
|
270 |
||
271 |
kmem_free(pvd->vdev_child, oldc * sizeof (vdev_t *)); |
|
272 |
pvd->vdev_child = newchild; |
|
273 |
pvd->vdev_children = newc; |
|
274 |
} |
|
275 |
||
276 |
/* |
|
277 |
* Allocate and minimally initialize a vdev_t. |
|
278 |
*/ |
|
10594
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10588
diff
changeset
|
279 |
vdev_t * |
789 | 280 |
vdev_alloc_common(spa_t *spa, uint_t id, uint64_t guid, vdev_ops_t *ops) |
281 |
{ |
|
282 |
vdev_t *vd; |
|
283 |
||
1585
4ad213e858a9
6395480 ztest ASSERT: rbt.bt_objset == wbt.bt_objset, line 2041
bonwick
parents:
1544
diff
changeset
|
284 |
vd = kmem_zalloc(sizeof (vdev_t), KM_SLEEP); |
4ad213e858a9
6395480 ztest ASSERT: rbt.bt_objset == wbt.bt_objset, line 2041
bonwick
parents:
1544
diff
changeset
|
285 |
|
4ad213e858a9
6395480 ztest ASSERT: rbt.bt_objset == wbt.bt_objset, line 2041
bonwick
parents:
1544
diff
changeset
|
286 |
if (spa->spa_root_vdev == NULL) { |
4ad213e858a9
6395480 ztest ASSERT: rbt.bt_objset == wbt.bt_objset, line 2041
bonwick
parents:
1544
diff
changeset
|
287 |
ASSERT(ops == &vdev_root_ops); |
4ad213e858a9
6395480 ztest ASSERT: rbt.bt_objset == wbt.bt_objset, line 2041
bonwick
parents:
1544
diff
changeset
|
288 |
spa->spa_root_vdev = vd; |
4ad213e858a9
6395480 ztest ASSERT: rbt.bt_objset == wbt.bt_objset, line 2041
bonwick
parents:
1544
diff
changeset
|
289 |
} |
789 | 290 |
|
10594
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10588
diff
changeset
|
291 |
if (guid == 0 && ops != &vdev_hole_ops) { |
1585
4ad213e858a9
6395480 ztest ASSERT: rbt.bt_objset == wbt.bt_objset, line 2041
bonwick
parents:
1544
diff
changeset
|
292 |
if (spa->spa_root_vdev == vd) { |
4ad213e858a9
6395480 ztest ASSERT: rbt.bt_objset == wbt.bt_objset, line 2041
bonwick
parents:
1544
diff
changeset
|
293 |
/* |
4ad213e858a9
6395480 ztest ASSERT: rbt.bt_objset == wbt.bt_objset, line 2041
bonwick
parents:
1544
diff
changeset
|
294 |
* The root vdev's guid will also be the pool guid, |
4ad213e858a9
6395480 ztest ASSERT: rbt.bt_objset == wbt.bt_objset, line 2041
bonwick
parents:
1544
diff
changeset
|
295 |
* which must be unique among all pools. |
4ad213e858a9
6395480 ztest ASSERT: rbt.bt_objset == wbt.bt_objset, line 2041
bonwick
parents:
1544
diff
changeset
|
296 |
*/ |
11422
42768837421d
PSARC/2009/511 zpool split
Mark J Musante <Mark.Musante@Sun.COM>
parents:
11147
diff
changeset
|
297 |
guid = spa_generate_guid(NULL); |
1585
4ad213e858a9
6395480 ztest ASSERT: rbt.bt_objset == wbt.bt_objset, line 2041
bonwick
parents:
1544
diff
changeset
|
298 |
} else { |
4ad213e858a9
6395480 ztest ASSERT: rbt.bt_objset == wbt.bt_objset, line 2041
bonwick
parents:
1544
diff
changeset
|
299 |
/* |
4ad213e858a9
6395480 ztest ASSERT: rbt.bt_objset == wbt.bt_objset, line 2041
bonwick
parents:
1544
diff
changeset
|
300 |
* Any other vdev's guid must be unique within the pool. |
4ad213e858a9
6395480 ztest ASSERT: rbt.bt_objset == wbt.bt_objset, line 2041
bonwick
parents:
1544
diff
changeset
|
301 |
*/ |
11422
42768837421d
PSARC/2009/511 zpool split
Mark J Musante <Mark.Musante@Sun.COM>
parents:
11147
diff
changeset
|
302 |
guid = spa_generate_guid(spa); |
1585
4ad213e858a9
6395480 ztest ASSERT: rbt.bt_objset == wbt.bt_objset, line 2041
bonwick
parents:
1544
diff
changeset
|
303 |
} |
4ad213e858a9
6395480 ztest ASSERT: rbt.bt_objset == wbt.bt_objset, line 2041
bonwick
parents:
1544
diff
changeset
|
304 |
ASSERT(!spa_guid_exists(spa_guid(spa), guid)); |
4ad213e858a9
6395480 ztest ASSERT: rbt.bt_objset == wbt.bt_objset, line 2041
bonwick
parents:
1544
diff
changeset
|
305 |
} |
789 | 306 |
|
307 |
vd->vdev_spa = spa; |
|
308 |
vd->vdev_id = id; |
|
309 |
vd->vdev_guid = guid; |
|
310 |
vd->vdev_guid_sum = guid; |
|
311 |
vd->vdev_ops = ops; |
|
312 |
vd->vdev_state = VDEV_STATE_CLOSED; |
|
10594
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10588
diff
changeset
|
313 |
vd->vdev_ishole = (ops == &vdev_hole_ops); |
789 | 314 |
|
315 |
mutex_init(&vd->vdev_dtl_lock, NULL, MUTEX_DEFAULT, NULL); |
|
2856 | 316 |
mutex_init(&vd->vdev_stat_lock, NULL, MUTEX_DEFAULT, NULL); |
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
317 |
mutex_init(&vd->vdev_probe_lock, NULL, MUTEX_DEFAULT, NULL); |
8241
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
318 |
for (int t = 0; t < DTL_TYPES; t++) { |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
319 |
space_map_create(&vd->vdev_dtl[t], 0, -1ULL, 0, |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
320 |
&vd->vdev_dtl_lock); |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
321 |
} |
789 | 322 |
txg_list_create(&vd->vdev_ms_list, |
323 |
offsetof(struct metaslab, ms_txg_node)); |
|
324 |
txg_list_create(&vd->vdev_dtl_list, |
|
325 |
offsetof(struct vdev, vdev_dtl_node)); |
|
326 |
vd->vdev_stat.vs_timestamp = gethrtime(); |
|
4451 | 327 |
vdev_queue_init(vd); |
328 |
vdev_cache_init(vd); |
|
789 | 329 |
|
330 |
return (vd); |
|
331 |
} |
|
332 |
||
333 |
/* |
|
334 |
* Allocate a new vdev. The 'alloctype' is used to control whether we are |
|
335 |
* creating a new vdev or loading an existing one - the behavior is slightly |
|
336 |
* different for each case. |
|
337 |
*/ |
|
2082 | 338 |
int |
339 |
vdev_alloc(spa_t *spa, vdev_t **vdp, nvlist_t *nv, vdev_t *parent, uint_t id, |
|
340 |
int alloctype) |
|
789 | 341 |
{ |
342 |
vdev_ops_t *ops; |
|
343 |
char *type; |
|
4527 | 344 |
uint64_t guid = 0, islog, nparity; |
789 | 345 |
vdev_t *vd; |
346 |
||
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
347 |
ASSERT(spa_config_held(spa, SCL_ALL, RW_WRITER) == SCL_ALL); |
789 | 348 |
|
349 |
if (nvlist_lookup_string(nv, ZPOOL_CONFIG_TYPE, &type) != 0) |
|
2082 | 350 |
return (EINVAL); |
789 | 351 |
|
352 |
if ((ops = vdev_getops(type)) == NULL) |
|
2082 | 353 |
return (EINVAL); |
789 | 354 |
|
355 |
/* |
|
356 |
* If this is a load, get the vdev guid from the nvlist. |
|
357 |
* Otherwise, vdev_alloc_common() will generate one for us. |
|
358 |
*/ |
|
359 |
if (alloctype == VDEV_ALLOC_LOAD) { |
|
360 |
uint64_t label_id; |
|
361 |
||
362 |
if (nvlist_lookup_uint64(nv, ZPOOL_CONFIG_ID, &label_id) || |
|
363 |
label_id != id) |
|
2082 | 364 |
return (EINVAL); |
789 | 365 |
|
366 |
if (nvlist_lookup_uint64(nv, ZPOOL_CONFIG_GUID, &guid) != 0) |
|
2082 | 367 |
return (EINVAL); |
368 |
} else if (alloctype == VDEV_ALLOC_SPARE) { |
|
369 |
if (nvlist_lookup_uint64(nv, ZPOOL_CONFIG_GUID, &guid) != 0) |
|
370 |
return (EINVAL); |
|
5450 | 371 |
} else if (alloctype == VDEV_ALLOC_L2CACHE) { |
372 |
if (nvlist_lookup_uint64(nv, ZPOOL_CONFIG_GUID, &guid) != 0) |
|
373 |
return (EINVAL); |
|
9790
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
374 |
} else if (alloctype == VDEV_ALLOC_ROOTPOOL) { |
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
375 |
if (nvlist_lookup_uint64(nv, ZPOOL_CONFIG_GUID, &guid) != 0) |
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
376 |
return (EINVAL); |
789 | 377 |
} |
378 |
||
2082 | 379 |
/* |
380 |
* The first allocated vdev must be of type 'root'. |
|
381 |
*/ |
|
382 |
if (ops != &vdev_root_ops && spa->spa_root_vdev == NULL) |
|
383 |
return (EINVAL); |
|
384 |
||
4527 | 385 |
/* |
386 |
* Determine whether we're a log vdev. |
|
387 |
*/ |
|
388 |
islog = 0; |
|
389 |
(void) nvlist_lookup_uint64(nv, ZPOOL_CONFIG_IS_LOG, &islog); |
|
5094 | 390 |
if (islog && spa_version(spa) < SPA_VERSION_SLOGS) |
4527 | 391 |
return (ENOTSUP); |
392 |
||
10594
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10588
diff
changeset
|
393 |
if (ops == &vdev_hole_ops && spa_version(spa) < SPA_VERSION_HOLES) |
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10588
diff
changeset
|
394 |
return (ENOTSUP); |
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10588
diff
changeset
|
395 |
|
4527 | 396 |
/* |
397 |
* Set the nparity property for RAID-Z vdevs. |
|
398 |
*/ |
|
399 |
nparity = -1ULL; |
|
400 |
if (ops == &vdev_raidz_ops) { |
|
401 |
if (nvlist_lookup_uint64(nv, ZPOOL_CONFIG_NPARITY, |
|
402 |
&nparity) == 0) { |
|
10922
e2081f502306
PSARC 2009/571 ZFS Deduplication Properties
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10921
diff
changeset
|
403 |
if (nparity == 0 || nparity > VDEV_RAIDZ_MAXPARITY) |
4527 | 404 |
return (EINVAL); |
405 |
/* |
|
10105
17811c723fb4
6854612 triple-parity RAID-Z
Adam Leventhal <adam.leventhal@sun.com>
parents:
10100
diff
changeset
|
406 |
* Previous versions could only support 1 or 2 parity |
17811c723fb4
6854612 triple-parity RAID-Z
Adam Leventhal <adam.leventhal@sun.com>
parents:
10100
diff
changeset
|
407 |
* device. |
4527 | 408 |
*/ |
10105
17811c723fb4
6854612 triple-parity RAID-Z
Adam Leventhal <adam.leventhal@sun.com>
parents:
10100
diff
changeset
|
409 |
if (nparity > 1 && |
17811c723fb4
6854612 triple-parity RAID-Z
Adam Leventhal <adam.leventhal@sun.com>
parents:
10100
diff
changeset
|
410 |
spa_version(spa) < SPA_VERSION_RAIDZ2) |
17811c723fb4
6854612 triple-parity RAID-Z
Adam Leventhal <adam.leventhal@sun.com>
parents:
10100
diff
changeset
|
411 |
return (ENOTSUP); |
17811c723fb4
6854612 triple-parity RAID-Z
Adam Leventhal <adam.leventhal@sun.com>
parents:
10100
diff
changeset
|
412 |
if (nparity > 2 && |
17811c723fb4
6854612 triple-parity RAID-Z
Adam Leventhal <adam.leventhal@sun.com>
parents:
10100
diff
changeset
|
413 |
spa_version(spa) < SPA_VERSION_RAIDZ3) |
4527 | 414 |
return (ENOTSUP); |
415 |
} else { |
|
416 |
/* |
|
417 |
* We require the parity to be specified for SPAs that |
|
418 |
* support multiple parity levels. |
|
419 |
*/ |
|
10105
17811c723fb4
6854612 triple-parity RAID-Z
Adam Leventhal <adam.leventhal@sun.com>
parents:
10100
diff
changeset
|
420 |
if (spa_version(spa) >= SPA_VERSION_RAIDZ2) |
4527 | 421 |
return (EINVAL); |
422 |
/* |
|
423 |
* Otherwise, we default to 1 parity device for RAID-Z. |
|
424 |
*/ |
|
425 |
nparity = 1; |
|
426 |
} |
|
427 |
} else { |
|
428 |
nparity = 0; |
|
429 |
} |
|
430 |
ASSERT(nparity != -1ULL); |
|
431 |
||
789 | 432 |
vd = vdev_alloc_common(spa, id, guid, ops); |
433 |
||
4527 | 434 |
vd->vdev_islog = islog; |
435 |
vd->vdev_nparity = nparity; |
|
436 |
||
789 | 437 |
if (nvlist_lookup_string(nv, ZPOOL_CONFIG_PATH, &vd->vdev_path) == 0) |
438 |
vd->vdev_path = spa_strdup(vd->vdev_path); |
|
439 |
if (nvlist_lookup_string(nv, ZPOOL_CONFIG_DEVID, &vd->vdev_devid) == 0) |
|
440 |
vd->vdev_devid = spa_strdup(vd->vdev_devid); |
|
4451 | 441 |
if (nvlist_lookup_string(nv, ZPOOL_CONFIG_PHYS_PATH, |
442 |
&vd->vdev_physpath) == 0) |
|
443 |
vd->vdev_physpath = spa_strdup(vd->vdev_physpath); |
|
9425
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9230
diff
changeset
|
444 |
if (nvlist_lookup_string(nv, ZPOOL_CONFIG_FRU, &vd->vdev_fru) == 0) |
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9230
diff
changeset
|
445 |
vd->vdev_fru = spa_strdup(vd->vdev_fru); |
789 | 446 |
|
447 |
/* |
|
1171 | 448 |
* Set the whole_disk property. If it's not specified, leave the value |
449 |
* as -1. |
|
450 |
*/ |
|
451 |
if (nvlist_lookup_uint64(nv, ZPOOL_CONFIG_WHOLE_DISK, |
|
452 |
&vd->vdev_wholedisk) != 0) |
|
453 |
vd->vdev_wholedisk = -1ULL; |
|
454 |
||
455 |
/* |
|
1544 | 456 |
* Look for the 'not present' flag. This will only be set if the device |
457 |
* was not present at the time of import. |
|
458 |
*/ |
|
9425
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9230
diff
changeset
|
459 |
(void) nvlist_lookup_uint64(nv, ZPOOL_CONFIG_NOT_PRESENT, |
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9230
diff
changeset
|
460 |
&vd->vdev_not_present); |
1544 | 461 |
|
462 |
/* |
|
1732 | 463 |
* Get the alignment requirement. |
464 |
*/ |
|
465 |
(void) nvlist_lookup_uint64(nv, ZPOOL_CONFIG_ASHIFT, &vd->vdev_ashift); |
|
466 |
||
467 |
/* |
|
10594
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10588
diff
changeset
|
468 |
* Retrieve the vdev creation time. |
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10588
diff
changeset
|
469 |
*/ |
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10588
diff
changeset
|
470 |
(void) nvlist_lookup_uint64(nv, ZPOOL_CONFIG_CREATE_TXG, |
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10588
diff
changeset
|
471 |
&vd->vdev_crtxg); |
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10588
diff
changeset
|
472 |
|
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10588
diff
changeset
|
473 |
/* |
789 | 474 |
* If we're a top-level vdev, try to load the allocation parameters. |
475 |
*/ |
|
11422
42768837421d
PSARC/2009/511 zpool split
Mark J Musante <Mark.Musante@Sun.COM>
parents:
11147
diff
changeset
|
476 |
if (parent && !parent->vdev_parent && |
42768837421d
PSARC/2009/511 zpool split
Mark J Musante <Mark.Musante@Sun.COM>
parents:
11147
diff
changeset
|
477 |
(alloctype == VDEV_ALLOC_LOAD || alloctype == VDEV_ALLOC_SPLIT)) { |
789 | 478 |
(void) nvlist_lookup_uint64(nv, ZPOOL_CONFIG_METASLAB_ARRAY, |
479 |
&vd->vdev_ms_array); |
|
480 |
(void) nvlist_lookup_uint64(nv, ZPOOL_CONFIG_METASLAB_SHIFT, |
|
481 |
&vd->vdev_ms_shift); |
|
482 |
(void) nvlist_lookup_uint64(nv, ZPOOL_CONFIG_ASIZE, |
|
483 |
&vd->vdev_asize); |
|
12296
7cf402a7f374
6675946 'zpool status' should show the progress of resilvering for individual disk.
Lin Ling <Lin.Ling@Sun.COM>
parents:
12247
diff
changeset
|
484 |
(void) nvlist_lookup_uint64(nv, ZPOOL_CONFIG_REMOVING, |
7cf402a7f374
6675946 'zpool status' should show the progress of resilvering for individual disk.
Lin Ling <Lin.Ling@Sun.COM>
parents:
12247
diff
changeset
|
485 |
&vd->vdev_removing); |
789 | 486 |
} |
487 |
||
10974
32d689ba6466
6897958 ASSERT in metaslab_class_space_update() with 8+ exabyte pool
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10922
diff
changeset
|
488 |
if (parent && !parent->vdev_parent) { |
32d689ba6466
6897958 ASSERT in metaslab_class_space_update() with 8+ exabyte pool
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10922
diff
changeset
|
489 |
ASSERT(alloctype == VDEV_ALLOC_LOAD || |
10982
34d62707fe9d
6898790 assertion failed: alloctype == VDEV_ALLOC_LOAD||alloctype == VDEV_ALLOC_ADD
George Wilson <George.Wilson@Sun.COM>
parents:
10974
diff
changeset
|
490 |
alloctype == VDEV_ALLOC_ADD || |
11422
42768837421d
PSARC/2009/511 zpool split
Mark J Musante <Mark.Musante@Sun.COM>
parents:
11147
diff
changeset
|
491 |
alloctype == VDEV_ALLOC_SPLIT || |
10982
34d62707fe9d
6898790 assertion failed: alloctype == VDEV_ALLOC_LOAD||alloctype == VDEV_ALLOC_ADD
George Wilson <George.Wilson@Sun.COM>
parents:
10974
diff
changeset
|
492 |
alloctype == VDEV_ALLOC_ROOTPOOL); |
10974
32d689ba6466
6897958 ASSERT in metaslab_class_space_update() with 8+ exabyte pool
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10922
diff
changeset
|
493 |
vd->vdev_mg = metaslab_group_create(islog ? |
32d689ba6466
6897958 ASSERT in metaslab_class_space_update() with 8+ exabyte pool
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10922
diff
changeset
|
494 |
spa_log_class(spa) : spa_normal_class(spa), vd); |
32d689ba6466
6897958 ASSERT in metaslab_class_space_update() with 8+ exabyte pool
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10922
diff
changeset
|
495 |
} |
32d689ba6466
6897958 ASSERT in metaslab_class_space_update() with 8+ exabyte pool
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10922
diff
changeset
|
496 |
|
789 | 497 |
/* |
4451 | 498 |
* If we're a leaf vdev, try to load the DTL object and other state. |
789 | 499 |
*/ |
6643
3a34b0dbb107
6625086 changing cachefile doesn't remove old cache on last user
eschrock
parents:
6523
diff
changeset
|
500 |
if (vd->vdev_ops->vdev_op_leaf && |
9790
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
501 |
(alloctype == VDEV_ALLOC_LOAD || alloctype == VDEV_ALLOC_L2CACHE || |
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
502 |
alloctype == VDEV_ALLOC_ROOTPOOL)) { |
6643
3a34b0dbb107
6625086 changing cachefile doesn't remove old cache on last user
eschrock
parents:
6523
diff
changeset
|
503 |
if (alloctype == VDEV_ALLOC_LOAD) { |
3a34b0dbb107
6625086 changing cachefile doesn't remove old cache on last user
eschrock
parents:
6523
diff
changeset
|
504 |
(void) nvlist_lookup_uint64(nv, ZPOOL_CONFIG_DTL, |
8241
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
505 |
&vd->vdev_dtl_smo.smo_object); |
6643
3a34b0dbb107
6625086 changing cachefile doesn't remove old cache on last user
eschrock
parents:
6523
diff
changeset
|
506 |
(void) nvlist_lookup_uint64(nv, ZPOOL_CONFIG_UNSPARE, |
3a34b0dbb107
6625086 changing cachefile doesn't remove old cache on last user
eschrock
parents:
6523
diff
changeset
|
507 |
&vd->vdev_unspare); |
3a34b0dbb107
6625086 changing cachefile doesn't remove old cache on last user
eschrock
parents:
6523
diff
changeset
|
508 |
} |
9790
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
509 |
|
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
510 |
if (alloctype == VDEV_ALLOC_ROOTPOOL) { |
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
511 |
uint64_t spare = 0; |
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
512 |
|
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
513 |
if (nvlist_lookup_uint64(nv, ZPOOL_CONFIG_IS_SPARE, |
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
514 |
&spare) == 0 && spare) |
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
515 |
spa_spare_add(vd); |
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
516 |
} |
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
517 |
|
1732 | 518 |
(void) nvlist_lookup_uint64(nv, ZPOOL_CONFIG_OFFLINE, |
519 |
&vd->vdev_offline); |
|
6643
3a34b0dbb107
6625086 changing cachefile doesn't remove old cache on last user
eschrock
parents:
6523
diff
changeset
|
520 |
|
4451 | 521 |
/* |
522 |
* When importing a pool, we want to ignore the persistent fault |
|
523 |
* state, as the diagnosis made on another system may not be |
|
10817
7dfde45252f0
6889826 ZFS retire agent should be able to repair pools
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
10685
diff
changeset
|
524 |
* valid in the current context. Local vdevs will |
7dfde45252f0
6889826 ZFS retire agent should be able to repair pools
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
10685
diff
changeset
|
525 |
* remain in the faulted state. |
4451 | 526 |
*/ |
11147
74e8c05021f1
6678033 resilver code should prefetch
George Wilson <George.Wilson@Sun.COM>
parents:
11146
diff
changeset
|
527 |
if (spa_load_state(spa) == SPA_LOAD_OPEN) { |
4451 | 528 |
(void) nvlist_lookup_uint64(nv, ZPOOL_CONFIG_FAULTED, |
529 |
&vd->vdev_faulted); |
|
530 |
(void) nvlist_lookup_uint64(nv, ZPOOL_CONFIG_DEGRADED, |
|
531 |
&vd->vdev_degraded); |
|
532 |
(void) nvlist_lookup_uint64(nv, ZPOOL_CONFIG_REMOVED, |
|
533 |
&vd->vdev_removed); |
|
10817
7dfde45252f0
6889826 ZFS retire agent should be able to repair pools
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
10685
diff
changeset
|
534 |
|
7dfde45252f0
6889826 ZFS retire agent should be able to repair pools
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
10685
diff
changeset
|
535 |
if (vd->vdev_faulted || vd->vdev_degraded) { |
7dfde45252f0
6889826 ZFS retire agent should be able to repair pools
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
10685
diff
changeset
|
536 |
char *aux; |
7dfde45252f0
6889826 ZFS retire agent should be able to repair pools
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
10685
diff
changeset
|
537 |
|
7dfde45252f0
6889826 ZFS retire agent should be able to repair pools
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
10685
diff
changeset
|
538 |
vd->vdev_label_aux = |
7dfde45252f0
6889826 ZFS retire agent should be able to repair pools
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
10685
diff
changeset
|
539 |
VDEV_AUX_ERR_EXCEEDED; |
7dfde45252f0
6889826 ZFS retire agent should be able to repair pools
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
10685
diff
changeset
|
540 |
if (nvlist_lookup_string(nv, |
7dfde45252f0
6889826 ZFS retire agent should be able to repair pools
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
10685
diff
changeset
|
541 |
ZPOOL_CONFIG_AUX_STATE, &aux) == 0 && |
7dfde45252f0
6889826 ZFS retire agent should be able to repair pools
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
10685
diff
changeset
|
542 |
strcmp(aux, "external") == 0) |
7dfde45252f0
6889826 ZFS retire agent should be able to repair pools
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
10685
diff
changeset
|
543 |
vd->vdev_label_aux = VDEV_AUX_EXTERNAL; |
7dfde45252f0
6889826 ZFS retire agent should be able to repair pools
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
10685
diff
changeset
|
544 |
} |
4451 | 545 |
} |
789 | 546 |
} |
547 |
||
548 |
/* |
|
549 |
* Add ourselves to the parent's list of children. |
|
550 |
*/ |
|
551 |
vdev_add_child(parent, vd); |
|
552 |
||
2082 | 553 |
*vdp = vd; |
554 |
||
555 |
return (0); |
|
789 | 556 |
} |
557 |
||
558 |
void |
|
559 |
vdev_free(vdev_t *vd) |
|
560 |
{ |
|
4451 | 561 |
spa_t *spa = vd->vdev_spa; |
789 | 562 |
|
563 |
/* |
|
564 |
* vdev_free() implies closing the vdev first. This is simpler than |
|
565 |
* trying to ensure complicated semantics for all callers. |
|
566 |
*/ |
|
567 |
vdev_close(vd); |
|
568 |
||
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
569 |
ASSERT(!list_link_active(&vd->vdev_config_dirty_node)); |
10922
e2081f502306
PSARC 2009/571 ZFS Deduplication Properties
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10921
diff
changeset
|
570 |
ASSERT(!list_link_active(&vd->vdev_state_dirty_node)); |
789 | 571 |
|
572 |
/* |
|
573 |
* Free all children. |
|
574 |
*/ |
|
9816
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
575 |
for (int c = 0; c < vd->vdev_children; c++) |
789 | 576 |
vdev_free(vd->vdev_child[c]); |
577 |
||
578 |
ASSERT(vd->vdev_child == NULL); |
|
579 |
ASSERT(vd->vdev_guid_sum == vd->vdev_guid); |
|
580 |
||
581 |
/* |
|
582 |
* Discard allocation state. |
|
583 |
*/ |
|
10974
32d689ba6466
6897958 ASSERT in metaslab_class_space_update() with 8+ exabyte pool
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10922
diff
changeset
|
584 |
if (vd->vdev_mg != NULL) { |
789 | 585 |
vdev_metaslab_fini(vd); |
10974
32d689ba6466
6897958 ASSERT in metaslab_class_space_update() with 8+ exabyte pool
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10922
diff
changeset
|
586 |
metaslab_group_destroy(vd->vdev_mg); |
32d689ba6466
6897958 ASSERT in metaslab_class_space_update() with 8+ exabyte pool
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10922
diff
changeset
|
587 |
} |
789 | 588 |
|
589 |
ASSERT3U(vd->vdev_stat.vs_space, ==, 0); |
|
2082 | 590 |
ASSERT3U(vd->vdev_stat.vs_dspace, ==, 0); |
789 | 591 |
ASSERT3U(vd->vdev_stat.vs_alloc, ==, 0); |
592 |
||
593 |
/* |
|
594 |
* Remove this vdev from its parent's child list. |
|
595 |
*/ |
|
596 |
vdev_remove_child(vd->vdev_parent, vd); |
|
597 |
||
598 |
ASSERT(vd->vdev_parent == NULL); |
|
599 |
||
4451 | 600 |
/* |
601 |
* Clean up vdev structure. |
|
602 |
*/ |
|
603 |
vdev_queue_fini(vd); |
|
604 |
vdev_cache_fini(vd); |
|
605 |
||
606 |
if (vd->vdev_path) |
|
607 |
spa_strfree(vd->vdev_path); |
|
608 |
if (vd->vdev_devid) |
|
609 |
spa_strfree(vd->vdev_devid); |
|
610 |
if (vd->vdev_physpath) |
|
611 |
spa_strfree(vd->vdev_physpath); |
|
9425
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9230
diff
changeset
|
612 |
if (vd->vdev_fru) |
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9230
diff
changeset
|
613 |
spa_strfree(vd->vdev_fru); |
4451 | 614 |
|
615 |
if (vd->vdev_isspare) |
|
616 |
spa_spare_remove(vd); |
|
5450 | 617 |
if (vd->vdev_isl2cache) |
618 |
spa_l2cache_remove(vd); |
|
4451 | 619 |
|
620 |
txg_list_destroy(&vd->vdev_ms_list); |
|
621 |
txg_list_destroy(&vd->vdev_dtl_list); |
|
8241
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
622 |
|
4451 | 623 |
mutex_enter(&vd->vdev_dtl_lock); |
8241
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
624 |
for (int t = 0; t < DTL_TYPES; t++) { |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
625 |
space_map_unload(&vd->vdev_dtl[t]); |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
626 |
space_map_destroy(&vd->vdev_dtl[t]); |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
627 |
} |
4451 | 628 |
mutex_exit(&vd->vdev_dtl_lock); |
8241
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
629 |
|
4451 | 630 |
mutex_destroy(&vd->vdev_dtl_lock); |
631 |
mutex_destroy(&vd->vdev_stat_lock); |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
632 |
mutex_destroy(&vd->vdev_probe_lock); |
4451 | 633 |
|
634 |
if (vd == spa->spa_root_vdev) |
|
635 |
spa->spa_root_vdev = NULL; |
|
636 |
||
637 |
kmem_free(vd, sizeof (vdev_t)); |
|
789 | 638 |
} |
639 |
||
640 |
/* |
|
641 |
* Transfer top-level vdev state from svd to tvd. |
|
642 |
*/ |
|
643 |
static void |
|
644 |
vdev_top_transfer(vdev_t *svd, vdev_t *tvd) |
|
645 |
{ |
|
646 |
spa_t *spa = svd->vdev_spa; |
|
647 |
metaslab_t *msp; |
|
648 |
vdev_t *vd; |
|
649 |
int t; |
|
650 |
||
651 |
ASSERT(tvd == tvd->vdev_top); |
|
652 |
||
653 |
tvd->vdev_ms_array = svd->vdev_ms_array; |
|
654 |
tvd->vdev_ms_shift = svd->vdev_ms_shift; |
|
655 |
tvd->vdev_ms_count = svd->vdev_ms_count; |
|
656 |
||
657 |
svd->vdev_ms_array = 0; |
|
658 |
svd->vdev_ms_shift = 0; |
|
659 |
svd->vdev_ms_count = 0; |
|
660 |
||
661 |
tvd->vdev_mg = svd->vdev_mg; |
|
662 |
tvd->vdev_ms = svd->vdev_ms; |
|
663 |
||
664 |
svd->vdev_mg = NULL; |
|
665 |
svd->vdev_ms = NULL; |
|
1732 | 666 |
|
667 |
if (tvd->vdev_mg != NULL) |
|
668 |
tvd->vdev_mg->mg_vd = tvd; |
|
789 | 669 |
|
670 |
tvd->vdev_stat.vs_alloc = svd->vdev_stat.vs_alloc; |
|
671 |
tvd->vdev_stat.vs_space = svd->vdev_stat.vs_space; |
|
2082 | 672 |
tvd->vdev_stat.vs_dspace = svd->vdev_stat.vs_dspace; |
789 | 673 |
|
674 |
svd->vdev_stat.vs_alloc = 0; |
|
675 |
svd->vdev_stat.vs_space = 0; |
|
2082 | 676 |
svd->vdev_stat.vs_dspace = 0; |
789 | 677 |
|
678 |
for (t = 0; t < TXG_SIZE; t++) { |
|
679 |
while ((msp = txg_list_remove(&svd->vdev_ms_list, t)) != NULL) |
|
680 |
(void) txg_list_add(&tvd->vdev_ms_list, msp, t); |
|
681 |
while ((vd = txg_list_remove(&svd->vdev_dtl_list, t)) != NULL) |
|
682 |
(void) txg_list_add(&tvd->vdev_dtl_list, vd, t); |
|
683 |
if (txg_list_remove_this(&spa->spa_vdev_txg_list, svd, t)) |
|
684 |
(void) txg_list_add(&spa->spa_vdev_txg_list, tvd, t); |
|
685 |
} |
|
686 |
||
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
687 |
if (list_link_active(&svd->vdev_config_dirty_node)) { |
789 | 688 |
vdev_config_clean(svd); |
689 |
vdev_config_dirty(tvd); |
|
690 |
} |
|
691 |
||
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
692 |
if (list_link_active(&svd->vdev_state_dirty_node)) { |
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
693 |
vdev_state_clean(svd); |
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
694 |
vdev_state_dirty(tvd); |
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
695 |
} |
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
696 |
|
2082 | 697 |
tvd->vdev_deflate_ratio = svd->vdev_deflate_ratio; |
698 |
svd->vdev_deflate_ratio = 0; |
|
4527 | 699 |
|
700 |
tvd->vdev_islog = svd->vdev_islog; |
|
701 |
svd->vdev_islog = 0; |
|
789 | 702 |
} |
703 |
||
704 |
static void |
|
705 |
vdev_top_update(vdev_t *tvd, vdev_t *vd) |
|
706 |
{ |
|
707 |
if (vd == NULL) |
|
708 |
return; |
|
709 |
||
710 |
vd->vdev_top = tvd; |
|
711 |
||
9816
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
712 |
for (int c = 0; c < vd->vdev_children; c++) |
789 | 713 |
vdev_top_update(tvd, vd->vdev_child[c]); |
714 |
} |
|
715 |
||
716 |
/* |
|
717 |
* Add a mirror/replacing vdev above an existing vdev. |
|
718 |
*/ |
|
719 |
vdev_t * |
|
720 |
vdev_add_parent(vdev_t *cvd, vdev_ops_t *ops) |
|
721 |
{ |
|
722 |
spa_t *spa = cvd->vdev_spa; |
|
723 |
vdev_t *pvd = cvd->vdev_parent; |
|
724 |
vdev_t *mvd; |
|
725 |
||
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
726 |
ASSERT(spa_config_held(spa, SCL_ALL, RW_WRITER) == SCL_ALL); |
789 | 727 |
|
728 |
mvd = vdev_alloc_common(spa, cvd->vdev_id, 0, ops); |
|
1732 | 729 |
|
730 |
mvd->vdev_asize = cvd->vdev_asize; |
|
9816
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
731 |
mvd->vdev_min_asize = cvd->vdev_min_asize; |
1732 | 732 |
mvd->vdev_ashift = cvd->vdev_ashift; |
733 |
mvd->vdev_state = cvd->vdev_state; |
|
10594
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10588
diff
changeset
|
734 |
mvd->vdev_crtxg = cvd->vdev_crtxg; |
1732 | 735 |
|
789 | 736 |
vdev_remove_child(pvd, cvd); |
737 |
vdev_add_child(pvd, mvd); |
|
738 |
cvd->vdev_id = mvd->vdev_children; |
|
739 |
vdev_add_child(mvd, cvd); |
|
740 |
vdev_top_update(cvd->vdev_top, cvd->vdev_top); |
|
741 |
||
742 |
if (mvd == mvd->vdev_top) |
|
743 |
vdev_top_transfer(cvd, mvd); |
|
744 |
||
745 |
return (mvd); |
|
746 |
} |
|
747 |
||
748 |
/* |
|
749 |
* Remove a 1-way mirror/replacing vdev from the tree. |
|
750 |
*/ |
|
751 |
void |
|
752 |
vdev_remove_parent(vdev_t *cvd) |
|
753 |
{ |
|
754 |
vdev_t *mvd = cvd->vdev_parent; |
|
755 |
vdev_t *pvd = mvd->vdev_parent; |
|
756 |
||
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
757 |
ASSERT(spa_config_held(cvd->vdev_spa, SCL_ALL, RW_WRITER) == SCL_ALL); |
789 | 758 |
|
759 |
ASSERT(mvd->vdev_children == 1); |
|
760 |
ASSERT(mvd->vdev_ops == &vdev_mirror_ops || |
|
2082 | 761 |
mvd->vdev_ops == &vdev_replacing_ops || |
762 |
mvd->vdev_ops == &vdev_spare_ops); |
|
1732 | 763 |
cvd->vdev_ashift = mvd->vdev_ashift; |
789 | 764 |
|
765 |
vdev_remove_child(mvd, cvd); |
|
766 |
vdev_remove_child(pvd, mvd); |
|
8241
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
767 |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
768 |
/* |
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
769 |
* If cvd will replace mvd as a top-level vdev, preserve mvd's guid. |
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
770 |
* Otherwise, we could have detached an offline device, and when we |
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
771 |
* go to import the pool we'll think we have two top-level vdevs, |
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
772 |
* instead of a different version of the same top-level vdev. |
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
773 |
*/ |
8241
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
774 |
if (mvd->vdev_top == mvd) { |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
775 |
uint64_t guid_delta = mvd->vdev_guid - cvd->vdev_guid; |
11422
42768837421d
PSARC/2009/511 zpool split
Mark J Musante <Mark.Musante@Sun.COM>
parents:
11147
diff
changeset
|
776 |
cvd->vdev_orig_guid = cvd->vdev_guid; |
8241
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
777 |
cvd->vdev_guid += guid_delta; |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
778 |
cvd->vdev_guid_sum += guid_delta; |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
779 |
} |
789 | 780 |
cvd->vdev_id = mvd->vdev_id; |
781 |
vdev_add_child(pvd, cvd); |
|
782 |
vdev_top_update(cvd->vdev_top, cvd->vdev_top); |
|
783 |
||
784 |
if (cvd == cvd->vdev_top) |
|
785 |
vdev_top_transfer(mvd, cvd); |
|
786 |
||
787 |
ASSERT(mvd->vdev_children == 0); |
|
788 |
vdev_free(mvd); |
|
789 |
} |
|
790 |
||
1544 | 791 |
int |
789 | 792 |
vdev_metaslab_init(vdev_t *vd, uint64_t txg) |
793 |
{ |
|
794 |
spa_t *spa = vd->vdev_spa; |
|
1732 | 795 |
objset_t *mos = spa->spa_meta_objset; |
796 |
uint64_t m; |
|
789 | 797 |
uint64_t oldc = vd->vdev_ms_count; |
798 |
uint64_t newc = vd->vdev_asize >> vd->vdev_ms_shift; |
|
1732 | 799 |
metaslab_t **mspp; |
800 |
int error; |
|
789 | 801 |
|
10974
32d689ba6466
6897958 ASSERT in metaslab_class_space_update() with 8+ exabyte pool
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10922
diff
changeset
|
802 |
ASSERT(txg == 0 || spa_config_held(spa, SCL_ALLOC, RW_WRITER)); |
32d689ba6466
6897958 ASSERT in metaslab_class_space_update() with 8+ exabyte pool
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10922
diff
changeset
|
803 |
|
10594
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10588
diff
changeset
|
804 |
/* |
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10588
diff
changeset
|
805 |
* This vdev is not being allocated from yet or is a hole. |
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10588
diff
changeset
|
806 |
*/ |
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10588
diff
changeset
|
807 |
if (vd->vdev_ms_shift == 0) |
1585
4ad213e858a9
6395480 ztest ASSERT: rbt.bt_objset == wbt.bt_objset, line 2041
bonwick
parents:
1544
diff
changeset
|
808 |
return (0); |
4ad213e858a9
6395480 ztest ASSERT: rbt.bt_objset == wbt.bt_objset, line 2041
bonwick
parents:
1544
diff
changeset
|
809 |
|
10594
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10588
diff
changeset
|
810 |
ASSERT(!vd->vdev_ishole); |
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10588
diff
changeset
|
811 |
|
9701
cc5b64682e64
6803605 should be able to offline log devices
George Wilson <George.Wilson@Sun.COM>
parents:
9583
diff
changeset
|
812 |
/* |
cc5b64682e64
6803605 should be able to offline log devices
George Wilson <George.Wilson@Sun.COM>
parents:
9583
diff
changeset
|
813 |
* Compute the raidz-deflation ratio. Note, we hard-code |
cc5b64682e64
6803605 should be able to offline log devices
George Wilson <George.Wilson@Sun.COM>
parents:
9583
diff
changeset
|
814 |
* in 128k (1 << 17) because it is the current "typical" blocksize. |
cc5b64682e64
6803605 should be able to offline log devices
George Wilson <George.Wilson@Sun.COM>
parents:
9583
diff
changeset
|
815 |
* Even if SPA_MAXBLOCKSIZE changes, this algorithm must never change, |
cc5b64682e64
6803605 should be able to offline log devices
George Wilson <George.Wilson@Sun.COM>
parents:
9583
diff
changeset
|
816 |
* or we will inconsistently account for existing bp's. |
cc5b64682e64
6803605 should be able to offline log devices
George Wilson <George.Wilson@Sun.COM>
parents:
9583
diff
changeset
|
817 |
*/ |
cc5b64682e64
6803605 should be able to offline log devices
George Wilson <George.Wilson@Sun.COM>
parents:
9583
diff
changeset
|
818 |
vd->vdev_deflate_ratio = (1 << 17) / |
cc5b64682e64
6803605 should be able to offline log devices
George Wilson <George.Wilson@Sun.COM>
parents:
9583
diff
changeset
|
819 |
(vdev_psize_to_asize(vd, 1 << 17) >> SPA_MINBLOCKSHIFT); |
cc5b64682e64
6803605 should be able to offline log devices
George Wilson <George.Wilson@Sun.COM>
parents:
9583
diff
changeset
|
820 |
|
789 | 821 |
ASSERT(oldc <= newc); |
822 |
||
1732 | 823 |
mspp = kmem_zalloc(newc * sizeof (*mspp), KM_SLEEP); |
824 |
||
825 |
if (oldc != 0) { |
|
826 |
bcopy(vd->vdev_ms, mspp, oldc * sizeof (*mspp)); |
|
827 |
kmem_free(vd->vdev_ms, oldc * sizeof (*mspp)); |
|
828 |
} |
|
829 |
||
830 |
vd->vdev_ms = mspp; |
|
789 | 831 |
vd->vdev_ms_count = newc; |
832 |
||
1732 | 833 |
for (m = oldc; m < newc; m++) { |
834 |
space_map_obj_t smo = { 0, 0, 0 }; |
|
789 | 835 |
if (txg == 0) { |
1732 | 836 |
uint64_t object = 0; |
837 |
error = dmu_read(mos, vd->vdev_ms_array, |
|
9512
64cafcbcc337
6801810 Commit of aligned streaming rewrites to ZIL device causes unwanted disk reads
Neil Perrin <Neil.Perrin@Sun.COM>
parents:
9425
diff
changeset
|
838 |
m * sizeof (uint64_t), sizeof (uint64_t), &object, |
64cafcbcc337
6801810 Commit of aligned streaming rewrites to ZIL device causes unwanted disk reads
Neil Perrin <Neil.Perrin@Sun.COM>
parents:
9425
diff
changeset
|
839 |
DMU_READ_PREFETCH); |
1732 | 840 |
if (error) |
841 |
return (error); |
|
842 |
if (object != 0) { |
|
843 |
dmu_buf_t *db; |
|
844 |
error = dmu_bonus_hold(mos, object, FTAG, &db); |
|
845 |
if (error) |
|
846 |
return (error); |
|
4944
96d96f8de974
6569719 panic dangling dbufs (dn=ffffffff28814d30, dbuf=ffffffff20756008)
maybee
parents:
4808
diff
changeset
|
847 |
ASSERT3U(db->db_size, >=, sizeof (smo)); |
96d96f8de974
6569719 panic dangling dbufs (dn=ffffffff28814d30, dbuf=ffffffff20756008)
maybee
parents:
4808
diff
changeset
|
848 |
bcopy(db->db_data, &smo, sizeof (smo)); |
1732 | 849 |
ASSERT3U(smo.smo_object, ==, object); |
1544 | 850 |
dmu_buf_rele(db, FTAG); |
789 | 851 |
} |
852 |
} |
|
1732 | 853 |
vd->vdev_ms[m] = metaslab_init(vd->vdev_mg, &smo, |
854 |
m << vd->vdev_ms_shift, 1ULL << vd->vdev_ms_shift, txg); |
|
789 | 855 |
} |
856 |
||
10974
32d689ba6466
6897958 ASSERT in metaslab_class_space_update() with 8+ exabyte pool
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10922
diff
changeset
|
857 |
if (txg == 0) |
32d689ba6466
6897958 ASSERT in metaslab_class_space_update() with 8+ exabyte pool
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10922
diff
changeset
|
858 |
spa_config_enter(spa, SCL_ALLOC, FTAG, RW_WRITER); |
32d689ba6466
6897958 ASSERT in metaslab_class_space_update() with 8+ exabyte pool
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10922
diff
changeset
|
859 |
|
12296
7cf402a7f374
6675946 'zpool status' should show the progress of resilvering for individual disk.
Lin Ling <Lin.Ling@Sun.COM>
parents:
12247
diff
changeset
|
860 |
/* |
7cf402a7f374
6675946 'zpool status' should show the progress of resilvering for individual disk.
Lin Ling <Lin.Ling@Sun.COM>
parents:
12247
diff
changeset
|
861 |
* If the vdev is being removed we don't activate |
7cf402a7f374
6675946 'zpool status' should show the progress of resilvering for individual disk.
Lin Ling <Lin.Ling@Sun.COM>
parents:
12247
diff
changeset
|
862 |
* the metaslabs since we want to ensure that no new |
7cf402a7f374
6675946 'zpool status' should show the progress of resilvering for individual disk.
Lin Ling <Lin.Ling@Sun.COM>
parents:
12247
diff
changeset
|
863 |
* allocations are performed on this device. |
7cf402a7f374
6675946 'zpool status' should show the progress of resilvering for individual disk.
Lin Ling <Lin.Ling@Sun.COM>
parents:
12247
diff
changeset
|
864 |
*/ |
7cf402a7f374
6675946 'zpool status' should show the progress of resilvering for individual disk.
Lin Ling <Lin.Ling@Sun.COM>
parents:
12247
diff
changeset
|
865 |
if (oldc == 0 && !vd->vdev_removing) |
10974
32d689ba6466
6897958 ASSERT in metaslab_class_space_update() with 8+ exabyte pool
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10922
diff
changeset
|
866 |
metaslab_group_activate(vd->vdev_mg); |
32d689ba6466
6897958 ASSERT in metaslab_class_space_update() with 8+ exabyte pool
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10922
diff
changeset
|
867 |
|
32d689ba6466
6897958 ASSERT in metaslab_class_space_update() with 8+ exabyte pool
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10922
diff
changeset
|
868 |
if (txg == 0) |
32d689ba6466
6897958 ASSERT in metaslab_class_space_update() with 8+ exabyte pool
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10922
diff
changeset
|
869 |
spa_config_exit(spa, SCL_ALLOC, FTAG); |
32d689ba6466
6897958 ASSERT in metaslab_class_space_update() with 8+ exabyte pool
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10922
diff
changeset
|
870 |
|
1544 | 871 |
return (0); |
789 | 872 |
} |
873 |
||
874 |
void |
|
875 |
vdev_metaslab_fini(vdev_t *vd) |
|
876 |
{ |
|
877 |
uint64_t m; |
|
878 |
uint64_t count = vd->vdev_ms_count; |
|
879 |
||
880 |
if (vd->vdev_ms != NULL) { |
|
10974
32d689ba6466
6897958 ASSERT in metaslab_class_space_update() with 8+ exabyte pool
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10922
diff
changeset
|
881 |
metaslab_group_passivate(vd->vdev_mg); |
789 | 882 |
for (m = 0; m < count; m++) |
1732 | 883 |
if (vd->vdev_ms[m] != NULL) |
884 |
metaslab_fini(vd->vdev_ms[m]); |
|
789 | 885 |
kmem_free(vd->vdev_ms, count * sizeof (metaslab_t *)); |
886 |
vd->vdev_ms = NULL; |
|
887 |
} |
|
888 |
} |
|
889 |
||
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
890 |
typedef struct vdev_probe_stats { |
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
891 |
boolean_t vps_readable; |
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
892 |
boolean_t vps_writeable; |
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
893 |
int vps_flags; |
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
894 |
} vdev_probe_stats_t; |
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
895 |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
896 |
static void |
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
897 |
vdev_probe_done(zio_t *zio) |
5329 | 898 |
{ |
8241
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
899 |
spa_t *spa = zio->io_spa; |
8632
36ef517870a3
6798384 It can take a village to raise a zio
Bill Moore <Bill.Moore@Sun.COM>
parents:
8241
diff
changeset
|
900 |
vdev_t *vd = zio->io_vd; |
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
901 |
vdev_probe_stats_t *vps = zio->io_private; |
8632
36ef517870a3
6798384 It can take a village to raise a zio
Bill Moore <Bill.Moore@Sun.COM>
parents:
8241
diff
changeset
|
902 |
|
36ef517870a3
6798384 It can take a village to raise a zio
Bill Moore <Bill.Moore@Sun.COM>
parents:
8241
diff
changeset
|
903 |
ASSERT(vd->vdev_probe_zio != NULL); |
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
904 |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
905 |
if (zio->io_type == ZIO_TYPE_READ) { |
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
906 |
if (zio->io_error == 0) |
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
907 |
vps->vps_readable = 1; |
8241
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
908 |
if (zio->io_error == 0 && spa_writeable(spa)) { |
8632
36ef517870a3
6798384 It can take a village to raise a zio
Bill Moore <Bill.Moore@Sun.COM>
parents:
8241
diff
changeset
|
909 |
zio_nowait(zio_write_phys(vd->vdev_probe_zio, vd, |
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
910 |
zio->io_offset, zio->io_size, zio->io_data, |
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
911 |
ZIO_CHECKSUM_OFF, vdev_probe_done, vps, |
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
912 |
ZIO_PRIORITY_SYNC_WRITE, vps->vps_flags, B_TRUE)); |
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
913 |
} else { |
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
914 |
zio_buf_free(zio->io_data, zio->io_size); |
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
915 |
} |
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
916 |
} else if (zio->io_type == ZIO_TYPE_WRITE) { |
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
917 |
if (zio->io_error == 0) |
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
918 |
vps->vps_writeable = 1; |
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
919 |
zio_buf_free(zio->io_data, zio->io_size); |
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
920 |
} else if (zio->io_type == ZIO_TYPE_NULL) { |
8632
36ef517870a3
6798384 It can take a village to raise a zio
Bill Moore <Bill.Moore@Sun.COM>
parents:
8241
diff
changeset
|
921 |
zio_t *pio; |
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
922 |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
923 |
vd->vdev_cant_read |= !vps->vps_readable; |
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
924 |
vd->vdev_cant_write |= !vps->vps_writeable; |
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
925 |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
926 |
if (vdev_readable(vd) && |
8241
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
927 |
(vdev_writeable(vd) || !spa_writeable(spa))) { |
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
928 |
zio->io_error = 0; |
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
929 |
} else { |
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
930 |
ASSERT(zio->io_error != 0); |
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
931 |
zfs_ereport_post(FM_EREPORT_ZFS_PROBE_FAILURE, |
8241
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
932 |
spa, vd, NULL, 0, 0); |
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
933 |
zio->io_error = ENXIO; |
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
934 |
} |
8632
36ef517870a3
6798384 It can take a village to raise a zio
Bill Moore <Bill.Moore@Sun.COM>
parents:
8241
diff
changeset
|
935 |
|
36ef517870a3
6798384 It can take a village to raise a zio
Bill Moore <Bill.Moore@Sun.COM>
parents:
8241
diff
changeset
|
936 |
mutex_enter(&vd->vdev_probe_lock); |
36ef517870a3
6798384 It can take a village to raise a zio
Bill Moore <Bill.Moore@Sun.COM>
parents:
8241
diff
changeset
|
937 |
ASSERT(vd->vdev_probe_zio == zio); |
36ef517870a3
6798384 It can take a village to raise a zio
Bill Moore <Bill.Moore@Sun.COM>
parents:
8241
diff
changeset
|
938 |
vd->vdev_probe_zio = NULL; |
36ef517870a3
6798384 It can take a village to raise a zio
Bill Moore <Bill.Moore@Sun.COM>
parents:
8241
diff
changeset
|
939 |
mutex_exit(&vd->vdev_probe_lock); |
36ef517870a3
6798384 It can take a village to raise a zio
Bill Moore <Bill.Moore@Sun.COM>
parents:
8241
diff
changeset
|
940 |
|
36ef517870a3
6798384 It can take a village to raise a zio
Bill Moore <Bill.Moore@Sun.COM>
parents:
8241
diff
changeset
|
941 |
while ((pio = zio_walk_parents(zio)) != NULL) |
36ef517870a3
6798384 It can take a village to raise a zio
Bill Moore <Bill.Moore@Sun.COM>
parents:
8241
diff
changeset
|
942 |
if (!vdev_accessible(vd, pio)) |
36ef517870a3
6798384 It can take a village to raise a zio
Bill Moore <Bill.Moore@Sun.COM>
parents:
8241
diff
changeset
|
943 |
pio->io_error = ENXIO; |
36ef517870a3
6798384 It can take a village to raise a zio
Bill Moore <Bill.Moore@Sun.COM>
parents:
8241
diff
changeset
|
944 |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
945 |
kmem_free(vps, sizeof (*vps)); |
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
946 |
} |
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
947 |
} |
5329 | 948 |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
949 |
/* |
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
950 |
* Determine whether this device is accessible by reading and writing |
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
951 |
* to several known locations: the pad regions of each vdev label |
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
952 |
* but the first (which we leave alone in case it contains a VTOC). |
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
953 |
*/ |
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
954 |
zio_t * |
8632
36ef517870a3
6798384 It can take a village to raise a zio
Bill Moore <Bill.Moore@Sun.COM>
parents:
8241
diff
changeset
|
955 |
vdev_probe(vdev_t *vd, zio_t *zio) |
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
956 |
{ |
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
957 |
spa_t *spa = vd->vdev_spa; |
8632
36ef517870a3
6798384 It can take a village to raise a zio
Bill Moore <Bill.Moore@Sun.COM>
parents:
8241
diff
changeset
|
958 |
vdev_probe_stats_t *vps = NULL; |
36ef517870a3
6798384 It can take a village to raise a zio
Bill Moore <Bill.Moore@Sun.COM>
parents:
8241
diff
changeset
|
959 |
zio_t *pio; |
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
960 |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
961 |
ASSERT(vd->vdev_ops->vdev_op_leaf); |
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
962 |
|
8632
36ef517870a3
6798384 It can take a village to raise a zio
Bill Moore <Bill.Moore@Sun.COM>
parents:
8241
diff
changeset
|
963 |
/* |
36ef517870a3
6798384 It can take a village to raise a zio
Bill Moore <Bill.Moore@Sun.COM>
parents:
8241
diff
changeset
|
964 |
* Don't probe the probe. |
36ef517870a3
6798384 It can take a village to raise a zio
Bill Moore <Bill.Moore@Sun.COM>
parents:
8241
diff
changeset
|
965 |
*/ |
36ef517870a3
6798384 It can take a village to raise a zio
Bill Moore <Bill.Moore@Sun.COM>
parents:
8241
diff
changeset
|
966 |
if (zio && (zio->io_flags & ZIO_FLAG_PROBE)) |
36ef517870a3
6798384 It can take a village to raise a zio
Bill Moore <Bill.Moore@Sun.COM>
parents:
8241
diff
changeset
|
967 |
return (NULL); |
36ef517870a3
6798384 It can take a village to raise a zio
Bill Moore <Bill.Moore@Sun.COM>
parents:
8241
diff
changeset
|
968 |
|
36ef517870a3
6798384 It can take a village to raise a zio
Bill Moore <Bill.Moore@Sun.COM>
parents:
8241
diff
changeset
|
969 |
/* |
36ef517870a3
6798384 It can take a village to raise a zio
Bill Moore <Bill.Moore@Sun.COM>
parents:
8241
diff
changeset
|
970 |
* To prevent 'probe storms' when a device fails, we create |
36ef517870a3
6798384 It can take a village to raise a zio
Bill Moore <Bill.Moore@Sun.COM>
parents:
8241
diff
changeset
|
971 |
* just one probe i/o at a time. All zios that want to probe |
36ef517870a3
6798384 It can take a village to raise a zio
Bill Moore <Bill.Moore@Sun.COM>
parents:
8241
diff
changeset
|
972 |
* this vdev will become parents of the probe io. |
36ef517870a3
6798384 It can take a village to raise a zio
Bill Moore <Bill.Moore@Sun.COM>
parents:
8241
diff
changeset
|
973 |
*/ |
36ef517870a3
6798384 It can take a village to raise a zio
Bill Moore <Bill.Moore@Sun.COM>
parents:
8241
diff
changeset
|
974 |
mutex_enter(&vd->vdev_probe_lock); |
36ef517870a3
6798384 It can take a village to raise a zio
Bill Moore <Bill.Moore@Sun.COM>
parents:
8241
diff
changeset
|
975 |
|
36ef517870a3
6798384 It can take a village to raise a zio
Bill Moore <Bill.Moore@Sun.COM>
parents:
8241
diff
changeset
|
976 |
if ((pio = vd->vdev_probe_zio) == NULL) { |
36ef517870a3
6798384 It can take a village to raise a zio
Bill Moore <Bill.Moore@Sun.COM>
parents:
8241
diff
changeset
|
977 |
vps = kmem_zalloc(sizeof (*vps), KM_SLEEP); |
36ef517870a3
6798384 It can take a village to raise a zio
Bill Moore <Bill.Moore@Sun.COM>
parents:
8241
diff
changeset
|
978 |
|
36ef517870a3
6798384 It can take a village to raise a zio
Bill Moore <Bill.Moore@Sun.COM>
parents:
8241
diff
changeset
|
979 |
vps->vps_flags = ZIO_FLAG_CANFAIL | ZIO_FLAG_PROBE | |
36ef517870a3
6798384 It can take a village to raise a zio
Bill Moore <Bill.Moore@Sun.COM>
parents:
8241
diff
changeset
|
980 |
ZIO_FLAG_DONT_CACHE | ZIO_FLAG_DONT_AGGREGATE | |
9725
0bf7402e8022
6843014 ZFS B_FAILFAST handling is broken
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9701
diff
changeset
|
981 |
ZIO_FLAG_TRYHARD; |
8632
36ef517870a3
6798384 It can take a village to raise a zio
Bill Moore <Bill.Moore@Sun.COM>
parents:
8241
diff
changeset
|
982 |
|
36ef517870a3
6798384 It can take a village to raise a zio
Bill Moore <Bill.Moore@Sun.COM>
parents:
8241
diff
changeset
|
983 |
if (spa_config_held(spa, SCL_ZIO, RW_WRITER)) { |
36ef517870a3
6798384 It can take a village to raise a zio
Bill Moore <Bill.Moore@Sun.COM>
parents:
8241
diff
changeset
|
984 |
/* |
36ef517870a3
6798384 It can take a village to raise a zio
Bill Moore <Bill.Moore@Sun.COM>
parents:
8241
diff
changeset
|
985 |
* vdev_cant_read and vdev_cant_write can only |
36ef517870a3
6798384 It can take a village to raise a zio
Bill Moore <Bill.Moore@Sun.COM>
parents:
8241
diff
changeset
|
986 |
* transition from TRUE to FALSE when we have the |
36ef517870a3
6798384 It can take a village to raise a zio
Bill Moore <Bill.Moore@Sun.COM>
parents:
8241
diff
changeset
|
987 |
* SCL_ZIO lock as writer; otherwise they can only |
36ef517870a3
6798384 It can take a village to raise a zio
Bill Moore <Bill.Moore@Sun.COM>
parents:
8241
diff
changeset
|
988 |
* transition from FALSE to TRUE. This ensures that |
36ef517870a3
6798384 It can take a village to raise a zio
Bill Moore <Bill.Moore@Sun.COM>
parents:
8241
diff
changeset
|
989 |
* any zio looking at these values can assume that |
36ef517870a3
6798384 It can take a village to raise a zio
Bill Moore <Bill.Moore@Sun.COM>
parents:
8241
diff
changeset
|
990 |
* failures persist for the life of the I/O. That's |
36ef517870a3
6798384 It can take a village to raise a zio
Bill Moore <Bill.Moore@Sun.COM>
parents:
8241
diff
changeset
|
991 |
* important because when a device has intermittent |
36ef517870a3
6798384 It can take a village to raise a zio
Bill Moore <Bill.Moore@Sun.COM>
parents:
8241
diff
changeset
|
992 |
* connectivity problems, we want to ensure that |
36ef517870a3
6798384 It can take a village to raise a zio
Bill Moore <Bill.Moore@Sun.COM>
parents:
8241
diff
changeset
|
993 |
* they're ascribed to the device (ENXIO) and not |
36ef517870a3
6798384 It can take a village to raise a zio
Bill Moore <Bill.Moore@Sun.COM>
parents:
8241
diff
changeset
|
994 |
* the zio (EIO). |
36ef517870a3
6798384 It can take a village to raise a zio
Bill Moore <Bill.Moore@Sun.COM>
parents:
8241
diff
changeset
|
995 |
* |
36ef517870a3
6798384 It can take a village to raise a zio
Bill Moore <Bill.Moore@Sun.COM>
parents:
8241
diff
changeset
|
996 |
* Since we hold SCL_ZIO as writer here, clear both |
36ef517870a3
6798384 It can take a village to raise a zio
Bill Moore <Bill.Moore@Sun.COM>
parents:
8241
diff
changeset
|
997 |
* values so the probe can reevaluate from first |
36ef517870a3
6798384 It can take a village to raise a zio
Bill Moore <Bill.Moore@Sun.COM>
parents:
8241
diff
changeset
|
998 |
* principles. |
36ef517870a3
6798384 It can take a village to raise a zio
Bill Moore <Bill.Moore@Sun.COM>
parents:
8241
diff
changeset
|
999 |
*/ |
36ef517870a3
6798384 It can take a village to raise a zio
Bill Moore <Bill.Moore@Sun.COM>
parents:
8241
diff
changeset
|
1000 |
vps->vps_flags |= ZIO_FLAG_CONFIG_WRITER; |
36ef517870a3
6798384 It can take a village to raise a zio
Bill Moore <Bill.Moore@Sun.COM>
parents:
8241
diff
changeset
|
1001 |
vd->vdev_cant_read = B_FALSE; |
36ef517870a3
6798384 It can take a village to raise a zio
Bill Moore <Bill.Moore@Sun.COM>
parents:
8241
diff
changeset
|
1002 |
vd->vdev_cant_write = B_FALSE; |
36ef517870a3
6798384 It can take a village to raise a zio
Bill Moore <Bill.Moore@Sun.COM>
parents:
8241
diff
changeset
|
1003 |
} |
36ef517870a3
6798384 It can take a village to raise a zio
Bill Moore <Bill.Moore@Sun.COM>
parents:
8241
diff
changeset
|
1004 |
|
36ef517870a3
6798384 It can take a village to raise a zio
Bill Moore <Bill.Moore@Sun.COM>
parents:
8241
diff
changeset
|
1005 |
vd->vdev_probe_zio = pio = zio_null(NULL, spa, vd, |
36ef517870a3
6798384 It can take a village to raise a zio
Bill Moore <Bill.Moore@Sun.COM>
parents:
8241
diff
changeset
|
1006 |
vdev_probe_done, vps, |
36ef517870a3
6798384 It can take a village to raise a zio
Bill Moore <Bill.Moore@Sun.COM>
parents:
8241
diff
changeset
|
1007 |
vps->vps_flags | ZIO_FLAG_DONT_PROPAGATE); |
36ef517870a3
6798384 It can take a village to raise a zio
Bill Moore <Bill.Moore@Sun.COM>
parents:
8241
diff
changeset
|
1008 |
|
12247
5bcd281629f8
6911420 ZFS device removal detection should work with SCSAv3
George Wilson <George.Wilson@Sun.COM>
parents:
11982
diff
changeset
|
1009 |
/* |
5bcd281629f8
6911420 ZFS device removal detection should work with SCSAv3
George Wilson <George.Wilson@Sun.COM>
parents:
11982
diff
changeset
|
1010 |
* We can't change the vdev state in this context, so we |
5bcd281629f8
6911420 ZFS device removal detection should work with SCSAv3
George Wilson <George.Wilson@Sun.COM>
parents:
11982
diff
changeset
|
1011 |
* kick off an async task to do it on our behalf. |
5bcd281629f8
6911420 ZFS device removal detection should work with SCSAv3
George Wilson <George.Wilson@Sun.COM>
parents:
11982
diff
changeset
|
1012 |
*/ |
8632
36ef517870a3
6798384 It can take a village to raise a zio
Bill Moore <Bill.Moore@Sun.COM>
parents:
8241
diff
changeset
|
1013 |
if (zio != NULL) { |
36ef517870a3
6798384 It can take a village to raise a zio
Bill Moore <Bill.Moore@Sun.COM>
parents:
8241
diff
changeset
|
1014 |
vd->vdev_probe_wanted = B_TRUE; |
36ef517870a3
6798384 It can take a village to raise a zio
Bill Moore <Bill.Moore@Sun.COM>
parents:
8241
diff
changeset
|
1015 |
spa_async_request(spa, SPA_ASYNC_PROBE); |
36ef517870a3
6798384 It can take a village to raise a zio
Bill Moore <Bill.Moore@Sun.COM>
parents:
8241
diff
changeset
|
1016 |
} |
36ef517870a3
6798384 It can take a village to raise a zio
Bill Moore <Bill.Moore@Sun.COM>
parents:
8241
diff
changeset
|
1017 |
} |
36ef517870a3
6798384 It can take a village to raise a zio
Bill Moore <Bill.Moore@Sun.COM>
parents:
8241
diff
changeset
|
1018 |
|
36ef517870a3
6798384 It can take a village to raise a zio
Bill Moore <Bill.Moore@Sun.COM>
parents:
8241
diff
changeset
|
1019 |
if (zio != NULL) |
36ef517870a3
6798384 It can take a village to raise a zio
Bill Moore <Bill.Moore@Sun.COM>
parents:
8241
diff
changeset
|
1020 |
zio_add_child(zio, pio); |
36ef517870a3
6798384 It can take a village to raise a zio
Bill Moore <Bill.Moore@Sun.COM>
parents:
8241
diff
changeset
|
1021 |
|
36ef517870a3
6798384 It can take a village to raise a zio
Bill Moore <Bill.Moore@Sun.COM>
parents:
8241
diff
changeset
|
1022 |
mutex_exit(&vd->vdev_probe_lock); |
36ef517870a3
6798384 It can take a village to raise a zio
Bill Moore <Bill.Moore@Sun.COM>
parents:
8241
diff
changeset
|
1023 |
|
36ef517870a3
6798384 It can take a village to raise a zio
Bill Moore <Bill.Moore@Sun.COM>
parents:
8241
diff
changeset
|
1024 |
if (vps == NULL) { |
36ef517870a3
6798384 It can take a village to raise a zio
Bill Moore <Bill.Moore@Sun.COM>
parents:
8241
diff
changeset
|
1025 |
ASSERT(zio != NULL); |
36ef517870a3
6798384 It can take a village to raise a zio
Bill Moore <Bill.Moore@Sun.COM>
parents:
8241
diff
changeset
|
1026 |
return (NULL); |
36ef517870a3
6798384 It can take a village to raise a zio
Bill Moore <Bill.Moore@Sun.COM>
parents:
8241
diff
changeset
|
1027 |
} |
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
1028 |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
1029 |
for (int l = 1; l < VDEV_LABELS; l++) { |
8632
36ef517870a3
6798384 It can take a village to raise a zio
Bill Moore <Bill.Moore@Sun.COM>
parents:
8241
diff
changeset
|
1030 |
zio_nowait(zio_read_phys(pio, vd, |
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
1031 |
vdev_label_offset(vd->vdev_psize, l, |
9056
826e1858a846
6809691 'zpool create -f' no longer overwrites ufs infomation
Lin Ling <Lin.Ling@Sun.COM>
parents:
8632
diff
changeset
|
1032 |
offsetof(vdev_label_t, vl_pad2)), |
826e1858a846
6809691 'zpool create -f' no longer overwrites ufs infomation
Lin Ling <Lin.Ling@Sun.COM>
parents:
8632
diff
changeset
|
1033 |
VDEV_PAD_SIZE, zio_buf_alloc(VDEV_PAD_SIZE), |
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
1034 |
ZIO_CHECKSUM_OFF, vdev_probe_done, vps, |
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
1035 |
ZIO_PRIORITY_SYNC_READ, vps->vps_flags, B_TRUE)); |
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
1036 |
} |
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
1037 |
|
8632
36ef517870a3
6798384 It can take a village to raise a zio
Bill Moore <Bill.Moore@Sun.COM>
parents:
8241
diff
changeset
|
1038 |
if (zio == NULL) |
36ef517870a3
6798384 It can take a village to raise a zio
Bill Moore <Bill.Moore@Sun.COM>
parents:
8241
diff
changeset
|
1039 |
return (pio); |
36ef517870a3
6798384 It can take a village to raise a zio
Bill Moore <Bill.Moore@Sun.COM>
parents:
8241
diff
changeset
|
1040 |
|
36ef517870a3
6798384 It can take a village to raise a zio
Bill Moore <Bill.Moore@Sun.COM>
parents:
8241
diff
changeset
|
1041 |
zio_nowait(pio); |
36ef517870a3
6798384 It can take a village to raise a zio
Bill Moore <Bill.Moore@Sun.COM>
parents:
8241
diff
changeset
|
1042 |
return (NULL); |
5329 | 1043 |
} |
1044 |
||
9846
6527c7b4a92e
6566744 vdev_open() should be done in parallel
Eric Taylor <Eric.Taylor@Sun.COM>
parents:
9816
diff
changeset
|
1045 |
static void |
6527c7b4a92e
6566744 vdev_open() should be done in parallel
Eric Taylor <Eric.Taylor@Sun.COM>
parents:
9816
diff
changeset
|
1046 |
vdev_open_child(void *arg) |
6527c7b4a92e
6566744 vdev_open() should be done in parallel
Eric Taylor <Eric.Taylor@Sun.COM>
parents:
9816
diff
changeset
|
1047 |
{ |
6527c7b4a92e
6566744 vdev_open() should be done in parallel
Eric Taylor <Eric.Taylor@Sun.COM>
parents:
9816
diff
changeset
|
1048 |
vdev_t *vd = arg; |
6527c7b4a92e
6566744 vdev_open() should be done in parallel
Eric Taylor <Eric.Taylor@Sun.COM>
parents:
9816
diff
changeset
|
1049 |
|
6527c7b4a92e
6566744 vdev_open() should be done in parallel
Eric Taylor <Eric.Taylor@Sun.COM>
parents:
9816
diff
changeset
|
1050 |
vd->vdev_open_thread = curthread; |
6527c7b4a92e
6566744 vdev_open() should be done in parallel
Eric Taylor <Eric.Taylor@Sun.COM>
parents:
9816
diff
changeset
|
1051 |
vd->vdev_open_error = vdev_open(vd); |
6527c7b4a92e
6566744 vdev_open() should be done in parallel
Eric Taylor <Eric.Taylor@Sun.COM>
parents:
9816
diff
changeset
|
1052 |
vd->vdev_open_thread = NULL; |
6527c7b4a92e
6566744 vdev_open() should be done in parallel
Eric Taylor <Eric.Taylor@Sun.COM>
parents:
9816
diff
changeset
|
1053 |
} |
6527c7b4a92e
6566744 vdev_open() should be done in parallel
Eric Taylor <Eric.Taylor@Sun.COM>
parents:
9816
diff
changeset
|
1054 |
|
10588
dc03f981ea18
6438937 if 'zfs destroy' fails, it can leave a zvol device link missing
Eric Taylor <Eric.Taylor@Sun.COM>
parents:
10105
diff
changeset
|
1055 |
boolean_t |
dc03f981ea18
6438937 if 'zfs destroy' fails, it can leave a zvol device link missing
Eric Taylor <Eric.Taylor@Sun.COM>
parents:
10105
diff
changeset
|
1056 |
vdev_uses_zvols(vdev_t *vd) |
dc03f981ea18
6438937 if 'zfs destroy' fails, it can leave a zvol device link missing
Eric Taylor <Eric.Taylor@Sun.COM>
parents:
10105
diff
changeset
|
1057 |
{ |
dc03f981ea18
6438937 if 'zfs destroy' fails, it can leave a zvol device link missing
Eric Taylor <Eric.Taylor@Sun.COM>
parents:
10105
diff
changeset
|
1058 |
if (vd->vdev_path && strncmp(vd->vdev_path, ZVOL_DIR, |
dc03f981ea18
6438937 if 'zfs destroy' fails, it can leave a zvol device link missing
Eric Taylor <Eric.Taylor@Sun.COM>
parents:
10105
diff
changeset
|
1059 |
strlen(ZVOL_DIR)) == 0) |
dc03f981ea18
6438937 if 'zfs destroy' fails, it can leave a zvol device link missing
Eric Taylor <Eric.Taylor@Sun.COM>
parents:
10105
diff
changeset
|
1060 |
return (B_TRUE); |
dc03f981ea18
6438937 if 'zfs destroy' fails, it can leave a zvol device link missing
Eric Taylor <Eric.Taylor@Sun.COM>
parents:
10105
diff
changeset
|
1061 |
for (int c = 0; c < vd->vdev_children; c++) |
dc03f981ea18
6438937 if 'zfs destroy' fails, it can leave a zvol device link missing
Eric Taylor <Eric.Taylor@Sun.COM>
parents:
10105
diff
changeset
|
1062 |
if (vdev_uses_zvols(vd->vdev_child[c])) |
dc03f981ea18
6438937 if 'zfs destroy' fails, it can leave a zvol device link missing
Eric Taylor <Eric.Taylor@Sun.COM>
parents:
10105
diff
changeset
|
1063 |
return (B_TRUE); |
dc03f981ea18
6438937 if 'zfs destroy' fails, it can leave a zvol device link missing
Eric Taylor <Eric.Taylor@Sun.COM>
parents:
10105
diff
changeset
|
1064 |
return (B_FALSE); |
dc03f981ea18
6438937 if 'zfs destroy' fails, it can leave a zvol device link missing
Eric Taylor <Eric.Taylor@Sun.COM>
parents:
10105
diff
changeset
|
1065 |
} |
dc03f981ea18
6438937 if 'zfs destroy' fails, it can leave a zvol device link missing
Eric Taylor <Eric.Taylor@Sun.COM>
parents:
10105
diff
changeset
|
1066 |
|
9846
6527c7b4a92e
6566744 vdev_open() should be done in parallel
Eric Taylor <Eric.Taylor@Sun.COM>
parents:
9816
diff
changeset
|
1067 |
void |
6527c7b4a92e
6566744 vdev_open() should be done in parallel
Eric Taylor <Eric.Taylor@Sun.COM>
parents:
9816
diff
changeset
|
1068 |
vdev_open_children(vdev_t *vd) |
6527c7b4a92e
6566744 vdev_open() should be done in parallel
Eric Taylor <Eric.Taylor@Sun.COM>
parents:
9816
diff
changeset
|
1069 |
{ |
6527c7b4a92e
6566744 vdev_open() should be done in parallel
Eric Taylor <Eric.Taylor@Sun.COM>
parents:
9816
diff
changeset
|
1070 |
taskq_t *tq; |
6527c7b4a92e
6566744 vdev_open() should be done in parallel
Eric Taylor <Eric.Taylor@Sun.COM>
parents:
9816
diff
changeset
|
1071 |
int children = vd->vdev_children; |
6527c7b4a92e
6566744 vdev_open() should be done in parallel
Eric Taylor <Eric.Taylor@Sun.COM>
parents:
9816
diff
changeset
|
1072 |
|
10588
dc03f981ea18
6438937 if 'zfs destroy' fails, it can leave a zvol device link missing
Eric Taylor <Eric.Taylor@Sun.COM>
parents:
10105
diff
changeset
|
1073 |
/* |
dc03f981ea18
6438937 if 'zfs destroy' fails, it can leave a zvol device link missing
Eric Taylor <Eric.Taylor@Sun.COM>
parents:
10105
diff
changeset
|
1074 |
* in order to handle pools on top of zvols, do the opens |
dc03f981ea18
6438937 if 'zfs destroy' fails, it can leave a zvol device link missing
Eric Taylor <Eric.Taylor@Sun.COM>
parents:
10105
diff
changeset
|
1075 |
* in a single thread so that the same thread holds the |
dc03f981ea18
6438937 if 'zfs destroy' fails, it can leave a zvol device link missing
Eric Taylor <Eric.Taylor@Sun.COM>
parents:
10105
diff
changeset
|
1076 |
* spa_namespace_lock |
dc03f981ea18
6438937 if 'zfs destroy' fails, it can leave a zvol device link missing
Eric Taylor <Eric.Taylor@Sun.COM>
parents:
10105
diff
changeset
|
1077 |
*/ |
dc03f981ea18
6438937 if 'zfs destroy' fails, it can leave a zvol device link missing
Eric Taylor <Eric.Taylor@Sun.COM>
parents:
10105
diff
changeset
|
1078 |
if (vdev_uses_zvols(vd)) { |
dc03f981ea18
6438937 if 'zfs destroy' fails, it can leave a zvol device link missing
Eric Taylor <Eric.Taylor@Sun.COM>
parents:
10105
diff
changeset
|
1079 |
for (int c = 0; c < children; c++) |
dc03f981ea18
6438937 if 'zfs destroy' fails, it can leave a zvol device link missing
Eric Taylor <Eric.Taylor@Sun.COM>
parents:
10105
diff
changeset
|
1080 |
vd->vdev_child[c]->vdev_open_error = |
dc03f981ea18
6438937 if 'zfs destroy' fails, it can leave a zvol device link missing
Eric Taylor <Eric.Taylor@Sun.COM>
parents:
10105
diff
changeset
|
1081 |
vdev_open(vd->vdev_child[c]); |
dc03f981ea18
6438937 if 'zfs destroy' fails, it can leave a zvol device link missing
Eric Taylor <Eric.Taylor@Sun.COM>
parents:
10105
diff
changeset
|
1082 |
return; |
dc03f981ea18
6438937 if 'zfs destroy' fails, it can leave a zvol device link missing
Eric Taylor <Eric.Taylor@Sun.COM>
parents:
10105
diff
changeset
|
1083 |
} |
9846
6527c7b4a92e
6566744 vdev_open() should be done in parallel
Eric Taylor <Eric.Taylor@Sun.COM>
parents:
9816
diff
changeset
|
1084 |
tq = taskq_create("vdev_open", children, minclsyspri, |
6527c7b4a92e
6566744 vdev_open() should be done in parallel
Eric Taylor <Eric.Taylor@Sun.COM>
parents:
9816
diff
changeset
|
1085 |
children, children, TASKQ_PREPOPULATE); |
6527c7b4a92e
6566744 vdev_open() should be done in parallel
Eric Taylor <Eric.Taylor@Sun.COM>
parents:
9816
diff
changeset
|
1086 |
|
6527c7b4a92e
6566744 vdev_open() should be done in parallel
Eric Taylor <Eric.Taylor@Sun.COM>
parents:
9816
diff
changeset
|
1087 |
for (int c = 0; c < children; c++) |
6527c7b4a92e
6566744 vdev_open() should be done in parallel
Eric Taylor <Eric.Taylor@Sun.COM>
parents:
9816
diff
changeset
|
1088 |
VERIFY(taskq_dispatch(tq, vdev_open_child, vd->vdev_child[c], |
6527c7b4a92e
6566744 vdev_open() should be done in parallel
Eric Taylor <Eric.Taylor@Sun.COM>
parents:
9816
diff
changeset
|
1089 |
TQ_SLEEP) != NULL); |
6527c7b4a92e
6566744 vdev_open() should be done in parallel
Eric Taylor <Eric.Taylor@Sun.COM>
parents:
9816
diff
changeset
|
1090 |
|
6527c7b4a92e
6566744 vdev_open() should be done in parallel
Eric Taylor <Eric.Taylor@Sun.COM>
parents:
9816
diff
changeset
|
1091 |
taskq_destroy(tq); |
6527c7b4a92e
6566744 vdev_open() should be done in parallel
Eric Taylor <Eric.Taylor@Sun.COM>
parents:
9816
diff
changeset
|
1092 |
} |
6527c7b4a92e
6566744 vdev_open() should be done in parallel
Eric Taylor <Eric.Taylor@Sun.COM>
parents:
9816
diff
changeset
|
1093 |
|
789 | 1094 |
/* |
1095 |
* Prepare a virtual device for access. |
|
1096 |
*/ |
|
1097 |
int |
|
1098 |
vdev_open(vdev_t *vd) |
|
1099 |
{ |
|
8241
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1100 |
spa_t *spa = vd->vdev_spa; |
789 | 1101 |
int error; |
1102 |
uint64_t osize = 0; |
|
1103 |
uint64_t asize, psize; |
|
1732 | 1104 |
uint64_t ashift = 0; |
789 | 1105 |
|
9846
6527c7b4a92e
6566744 vdev_open() should be done in parallel
Eric Taylor <Eric.Taylor@Sun.COM>
parents:
9816
diff
changeset
|
1106 |
ASSERT(vd->vdev_open_thread == curthread || |
6527c7b4a92e
6566744 vdev_open() should be done in parallel
Eric Taylor <Eric.Taylor@Sun.COM>
parents:
9816
diff
changeset
|
1107 |
spa_config_held(spa, SCL_STATE_ALL, RW_WRITER) == SCL_STATE_ALL); |
789 | 1108 |
ASSERT(vd->vdev_state == VDEV_STATE_CLOSED || |
1109 |
vd->vdev_state == VDEV_STATE_CANT_OPEN || |
|
1110 |
vd->vdev_state == VDEV_STATE_OFFLINE); |
|
1111 |
||
1112 |
vd->vdev_stat.vs_aux = VDEV_AUX_NONE; |
|
9701
cc5b64682e64
6803605 should be able to offline log devices
George Wilson <George.Wilson@Sun.COM>
parents:
9583
diff
changeset
|
1113 |
vd->vdev_cant_read = B_FALSE; |
cc5b64682e64
6803605 should be able to offline log devices
George Wilson <George.Wilson@Sun.COM>
parents:
9583
diff
changeset
|
1114 |
vd->vdev_cant_write = B_FALSE; |
9816
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
1115 |
vd->vdev_min_asize = vdev_get_min_asize(vd); |
789 | 1116 |
|
10817
7dfde45252f0
6889826 ZFS retire agent should be able to repair pools
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
10685
diff
changeset
|
1117 |
/* |
7dfde45252f0
6889826 ZFS retire agent should be able to repair pools
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
10685
diff
changeset
|
1118 |
* If this vdev is not removed, check its fault status. If it's |
7dfde45252f0
6889826 ZFS retire agent should be able to repair pools
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
10685
diff
changeset
|
1119 |
* faulted, bail out of the open. |
7dfde45252f0
6889826 ZFS retire agent should be able to repair pools
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
10685
diff
changeset
|
1120 |
*/ |
4451 | 1121 |
if (!vd->vdev_removed && vd->vdev_faulted) { |
1122 |
ASSERT(vd->vdev_children == 0); |
|
10817
7dfde45252f0
6889826 ZFS retire agent should be able to repair pools
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
10685
diff
changeset
|
1123 |
ASSERT(vd->vdev_label_aux == VDEV_AUX_ERR_EXCEEDED || |
7dfde45252f0
6889826 ZFS retire agent should be able to repair pools
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
10685
diff
changeset
|
1124 |
vd->vdev_label_aux == VDEV_AUX_EXTERNAL); |
4451 | 1125 |
vdev_set_state(vd, B_TRUE, VDEV_STATE_FAULTED, |
10817
7dfde45252f0
6889826 ZFS retire agent should be able to repair pools
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
10685
diff
changeset
|
1126 |
vd->vdev_label_aux); |
4451 | 1127 |
return (ENXIO); |
1128 |
} else if (vd->vdev_offline) { |
|
789 | 1129 |
ASSERT(vd->vdev_children == 0); |
1544 | 1130 |
vdev_set_state(vd, B_TRUE, VDEV_STATE_OFFLINE, VDEV_AUX_NONE); |
789 | 1131 |
return (ENXIO); |
1132 |
} |
|
1133 |
||
1134 |
error = vd->vdev_ops->vdev_op_open(vd, &osize, &ashift); |
|
1135 |
||
10850
bb29ac73664d
6840704 osol_0906 PV guests sometimes hang at login prompt
George Wilson <George.Wilson@Sun.COM>
parents:
10830
diff
changeset
|
1136 |
/* |
bb29ac73664d
6840704 osol_0906 PV guests sometimes hang at login prompt
George Wilson <George.Wilson@Sun.COM>
parents:
10830
diff
changeset
|
1137 |
* Reset the vdev_reopening flag so that we actually close |
bb29ac73664d
6840704 osol_0906 PV guests sometimes hang at login prompt
George Wilson <George.Wilson@Sun.COM>
parents:
10830
diff
changeset
|
1138 |
* the vdev on error. |
bb29ac73664d
6840704 osol_0906 PV guests sometimes hang at login prompt
George Wilson <George.Wilson@Sun.COM>
parents:
10830
diff
changeset
|
1139 |
*/ |
bb29ac73664d
6840704 osol_0906 PV guests sometimes hang at login prompt
George Wilson <George.Wilson@Sun.COM>
parents:
10830
diff
changeset
|
1140 |
vd->vdev_reopening = B_FALSE; |
1544 | 1141 |
if (zio_injection_enabled && error == 0) |
9725
0bf7402e8022
6843014 ZFS B_FAILFAST handling is broken
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9701
diff
changeset
|
1142 |
error = zio_handle_device_injection(vd, NULL, ENXIO); |
1544 | 1143 |
|
4451 | 1144 |
if (error) { |
1145 |
if (vd->vdev_removed && |
|
1146 |
vd->vdev_stat.vs_aux != VDEV_AUX_OPEN_FAILED) |
|
1147 |
vd->vdev_removed = B_FALSE; |
|
789 | 1148 |
|
1544 | 1149 |
vdev_set_state(vd, B_TRUE, VDEV_STATE_CANT_OPEN, |
789 | 1150 |
vd->vdev_stat.vs_aux); |
1151 |
return (error); |
|
1152 |
} |
|
1153 |
||
4451 | 1154 |
vd->vdev_removed = B_FALSE; |
1155 |
||
10830
dd88d8700b3e
6893087 removing and inserting a faulted vdev clears faulted state
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
10817
diff
changeset
|
1156 |
/* |
dd88d8700b3e
6893087 removing and inserting a faulted vdev clears faulted state
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
10817
diff
changeset
|
1157 |
* Recheck the faulted flag now that we have confirmed that |
dd88d8700b3e
6893087 removing and inserting a faulted vdev clears faulted state
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
10817
diff
changeset
|
1158 |
* the vdev is accessible. If we're faulted, bail. |
dd88d8700b3e
6893087 removing and inserting a faulted vdev clears faulted state
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
10817
diff
changeset
|
1159 |
*/ |
dd88d8700b3e
6893087 removing and inserting a faulted vdev clears faulted state
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
10817
diff
changeset
|
1160 |
if (vd->vdev_faulted) { |
dd88d8700b3e
6893087 removing and inserting a faulted vdev clears faulted state
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
10817
diff
changeset
|
1161 |
ASSERT(vd->vdev_children == 0); |
dd88d8700b3e
6893087 removing and inserting a faulted vdev clears faulted state
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
10817
diff
changeset
|
1162 |
ASSERT(vd->vdev_label_aux == VDEV_AUX_ERR_EXCEEDED || |
dd88d8700b3e
6893087 removing and inserting a faulted vdev clears faulted state
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
10817
diff
changeset
|
1163 |
vd->vdev_label_aux == VDEV_AUX_EXTERNAL); |
dd88d8700b3e
6893087 removing and inserting a faulted vdev clears faulted state
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
10817
diff
changeset
|
1164 |
vdev_set_state(vd, B_TRUE, VDEV_STATE_FAULTED, |
dd88d8700b3e
6893087 removing and inserting a faulted vdev clears faulted state
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
10817
diff
changeset
|
1165 |
vd->vdev_label_aux); |
dd88d8700b3e
6893087 removing and inserting a faulted vdev clears faulted state
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
10817
diff
changeset
|
1166 |
return (ENXIO); |
dd88d8700b3e
6893087 removing and inserting a faulted vdev clears faulted state
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
10817
diff
changeset
|
1167 |
} |
dd88d8700b3e
6893087 removing and inserting a faulted vdev clears faulted state
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
10817
diff
changeset
|
1168 |
|
4451 | 1169 |
if (vd->vdev_degraded) { |
1170 |
ASSERT(vd->vdev_children == 0); |
|
1171 |
vdev_set_state(vd, B_TRUE, VDEV_STATE_DEGRADED, |
|
1172 |
VDEV_AUX_ERR_EXCEEDED); |
|
1173 |
} else { |
|
10817
7dfde45252f0
6889826 ZFS retire agent should be able to repair pools
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
10685
diff
changeset
|
1174 |
vdev_set_state(vd, B_TRUE, VDEV_STATE_HEALTHY, 0); |
4451 | 1175 |
} |
789 | 1176 |
|
10594
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10588
diff
changeset
|
1177 |
/* |
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10588
diff
changeset
|
1178 |
* For hole or missing vdevs we just return success. |
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10588
diff
changeset
|
1179 |
*/ |
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10588
diff
changeset
|
1180 |
if (vd->vdev_ishole || vd->vdev_ops == &vdev_missing_ops) |
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10588
diff
changeset
|
1181 |
return (0); |
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10588
diff
changeset
|
1182 |
|
9816
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
1183 |
for (int c = 0; c < vd->vdev_children; c++) { |
1544 | 1184 |
if (vd->vdev_child[c]->vdev_state != VDEV_STATE_HEALTHY) { |
1185 |
vdev_set_state(vd, B_TRUE, VDEV_STATE_DEGRADED, |
|
1186 |
VDEV_AUX_NONE); |
|
1187 |
break; |
|
1188 |
} |
|
9816
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
1189 |
} |
789 | 1190 |
|
1191 |
osize = P2ALIGN(osize, (uint64_t)sizeof (vdev_label_t)); |
|
1192 |
||
1193 |
if (vd->vdev_children == 0) { |
|
1194 |
if (osize < SPA_MINDEVSIZE) { |
|
1544 | 1195 |
vdev_set_state(vd, B_TRUE, VDEV_STATE_CANT_OPEN, |
1196 |
VDEV_AUX_TOO_SMALL); |
|
789 | 1197 |
return (EOVERFLOW); |
1198 |
} |
|
1199 |
psize = osize; |
|
1200 |
asize = osize - (VDEV_LABEL_START_SIZE + VDEV_LABEL_END_SIZE); |
|
1201 |
} else { |
|
1732 | 1202 |
if (vd->vdev_parent != NULL && osize < SPA_MINDEVSIZE - |
789 | 1203 |
(VDEV_LABEL_START_SIZE + VDEV_LABEL_END_SIZE)) { |
1544 | 1204 |
vdev_set_state(vd, B_TRUE, VDEV_STATE_CANT_OPEN, |
1205 |
VDEV_AUX_TOO_SMALL); |
|
789 | 1206 |
return (EOVERFLOW); |
1207 |
} |
|
1208 |
psize = 0; |
|
1209 |
asize = osize; |
|
1210 |
} |
|
1211 |
||
1212 |
vd->vdev_psize = psize; |
|
1213 |
||
9816
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
1214 |
/* |
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
1215 |
* Make sure the allocatable size hasn't shrunk. |
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
1216 |
*/ |
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
1217 |
if (asize < vd->vdev_min_asize) { |
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
1218 |
vdev_set_state(vd, B_TRUE, VDEV_STATE_CANT_OPEN, |
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
1219 |
VDEV_AUX_BAD_LABEL); |
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
1220 |
return (EINVAL); |
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
1221 |
} |
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
1222 |
|
789 | 1223 |
if (vd->vdev_asize == 0) { |
1224 |
/* |
|
1225 |
* This is the first-ever open, so use the computed values. |
|
1732 | 1226 |
* For testing purposes, a higher ashift can be requested. |
789 | 1227 |
*/ |
1228 |
vd->vdev_asize = asize; |
|
1732 | 1229 |
vd->vdev_ashift = MAX(ashift, vd->vdev_ashift); |
789 | 1230 |
} else { |
1231 |
/* |
|
1232 |
* Make sure the alignment requirement hasn't increased. |
|
1233 |
*/ |
|
1732 | 1234 |
if (ashift > vd->vdev_top->vdev_ashift) { |
1544 | 1235 |
vdev_set_state(vd, B_TRUE, VDEV_STATE_CANT_OPEN, |
1236 |
VDEV_AUX_BAD_LABEL); |
|
789 | 1237 |
return (EINVAL); |
1238 |
} |
|
1239 |
} |
|
1240 |
||
1544 | 1241 |
/* |
9816
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
1242 |
* If all children are healthy and the asize has increased, |
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
1243 |
* then we've experienced dynamic LUN growth. If automatic |
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
1244 |
* expansion is enabled then use the additional space. |
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
1245 |
*/ |
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
1246 |
if (vd->vdev_state == VDEV_STATE_HEALTHY && asize > vd->vdev_asize && |
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
1247 |
(vd->vdev_expanding || spa->spa_autoexpand)) |
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
1248 |
vd->vdev_asize = asize; |
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
1249 |
|
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
1250 |
vdev_set_min_asize(vd); |
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
1251 |
|
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
1252 |
/* |
5329 | 1253 |
* Ensure we can issue some IO before declaring the |
1254 |
* vdev open for business. |
|
1255 |
*/ |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
1256 |
if (vd->vdev_ops->vdev_op_leaf && |
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
1257 |
(error = zio_wait(vdev_probe(vd, NULL))) != 0) { |
12247
5bcd281629f8
6911420 ZFS device removal detection should work with SCSAv3
George Wilson <George.Wilson@Sun.COM>
parents:
11982
diff
changeset
|
1258 |
vdev_set_state(vd, B_TRUE, VDEV_STATE_FAULTED, |
5bcd281629f8
6911420 ZFS device removal detection should work with SCSAv3
George Wilson <George.Wilson@Sun.COM>
parents:
11982
diff
changeset
|
1259 |
VDEV_AUX_ERR_EXCEEDED); |
5329 | 1260 |
return (error); |
1261 |
} |
|
1262 |
||
1263 |
/* |
|
7046
361307ae060d
6343667 scrub/resilver has to start over when a snapshot is taken
ahrens
parents:
7042
diff
changeset
|
1264 |
* If a leaf vdev has a DTL, and seems healthy, then kick off a |
8241
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1265 |
* resilver. But don't do this if we are doing a reopen for a scrub, |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1266 |
* since this would just restart the scrub we are already doing. |
7046
361307ae060d
6343667 scrub/resilver has to start over when a snapshot is taken
ahrens
parents:
7042
diff
changeset
|
1267 |
*/ |
8241
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1268 |
if (vd->vdev_ops->vdev_op_leaf && !spa->spa_scrub_reopen && |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1269 |
vdev_resilver_needed(vd, NULL, NULL)) |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1270 |
spa_async_request(spa, SPA_ASYNC_RESILVER); |
7046
361307ae060d
6343667 scrub/resilver has to start over when a snapshot is taken
ahrens
parents:
7042
diff
changeset
|
1271 |
|
789 | 1272 |
return (0); |
1273 |
} |
|
1274 |
||
1275 |
/* |
|
1986
628267397204
6424405 zpool import destroyed_pool can damage existing pool using same devices
eschrock
parents:
1807
diff
changeset
|
1276 |
* Called once the vdevs are all opened, this routine validates the label |
628267397204
6424405 zpool import destroyed_pool can damage existing pool using same devices
eschrock
parents:
1807
diff
changeset
|
1277 |
* contents. This needs to be done before vdev_load() so that we don't |
4451 | 1278 |
* inadvertently do repair I/Os to the wrong device. |
1986
628267397204
6424405 zpool import destroyed_pool can damage existing pool using same devices
eschrock
parents:
1807
diff
changeset
|
1279 |
* |
628267397204
6424405 zpool import destroyed_pool can damage existing pool using same devices
eschrock
parents:
1807
diff
changeset
|
1280 |
* This function will only return failure if one of the vdevs indicates that it |
628267397204
6424405 zpool import destroyed_pool can damage existing pool using same devices
eschrock
parents:
1807
diff
changeset
|
1281 |
* has since been destroyed or exported. This is only possible if |
628267397204
6424405 zpool import destroyed_pool can damage existing pool using same devices
eschrock
parents:
1807
diff
changeset
|
1282 |
* /etc/zfs/zpool.cache was readonly at the time. Otherwise, the vdev state |
628267397204
6424405 zpool import destroyed_pool can damage existing pool using same devices
eschrock
parents:
1807
diff
changeset
|
1283 |
* will be updated but the function will return 0. |
628267397204
6424405 zpool import destroyed_pool can damage existing pool using same devices
eschrock
parents:
1807
diff
changeset
|
1284 |
*/ |
628267397204
6424405 zpool import destroyed_pool can damage existing pool using same devices
eschrock
parents:
1807
diff
changeset
|
1285 |
int |
628267397204
6424405 zpool import destroyed_pool can damage existing pool using same devices
eschrock
parents:
1807
diff
changeset
|
1286 |
vdev_validate(vdev_t *vd) |
628267397204
6424405 zpool import destroyed_pool can damage existing pool using same devices
eschrock
parents:
1807
diff
changeset
|
1287 |
{ |
628267397204
6424405 zpool import destroyed_pool can damage existing pool using same devices
eschrock
parents:
1807
diff
changeset
|
1288 |
spa_t *spa = vd->vdev_spa; |
628267397204
6424405 zpool import destroyed_pool can damage existing pool using same devices
eschrock
parents:
1807
diff
changeset
|
1289 |
nvlist_t *label; |
11422
42768837421d
PSARC/2009/511 zpool split
Mark J Musante <Mark.Musante@Sun.COM>
parents:
11147
diff
changeset
|
1290 |
uint64_t guid = 0, top_guid; |
1986
628267397204
6424405 zpool import destroyed_pool can damage existing pool using same devices
eschrock
parents:
1807
diff
changeset
|
1291 |
uint64_t state; |
628267397204
6424405 zpool import destroyed_pool can damage existing pool using same devices
eschrock
parents:
1807
diff
changeset
|
1292 |
|
9816
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
1293 |
for (int c = 0; c < vd->vdev_children; c++) |
1986
628267397204
6424405 zpool import destroyed_pool can damage existing pool using same devices
eschrock
parents:
1807
diff
changeset
|
1294 |
if (vdev_validate(vd->vdev_child[c]) != 0) |
4070
4390ea390a1e
6386594 zdb message should be clearer when failing for lack of permissions
mc142369
parents:
3697
diff
changeset
|
1295 |
return (EBADF); |
1986
628267397204
6424405 zpool import destroyed_pool can damage existing pool using same devices
eschrock
parents:
1807
diff
changeset
|
1296 |
|
2174
73de7a781492
6433717 offline devices should not be marked persistently unavailble
eschrock
parents:
2082
diff
changeset
|
1297 |
/* |
73de7a781492
6433717 offline devices should not be marked persistently unavailble
eschrock
parents:
2082
diff
changeset
|
1298 |
* If the device has already failed, or was marked offline, don't do |
73de7a781492
6433717 offline devices should not be marked persistently unavailble
eschrock
parents:
2082
diff
changeset
|
1299 |
* any further validation. Otherwise, label I/O will fail and we will |
73de7a781492
6433717 offline devices should not be marked persistently unavailble
eschrock
parents:
2082
diff
changeset
|
1300 |
* overwrite the previous state. |
73de7a781492
6433717 offline devices should not be marked persistently unavailble
eschrock
parents:
2082
diff
changeset
|
1301 |
*/ |
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
1302 |
if (vd->vdev_ops->vdev_op_leaf && vdev_readable(vd)) { |
11422
42768837421d
PSARC/2009/511 zpool split
Mark J Musante <Mark.Musante@Sun.COM>
parents:
11147
diff
changeset
|
1303 |
uint64_t aux_guid = 0; |
42768837421d
PSARC/2009/511 zpool split
Mark J Musante <Mark.Musante@Sun.COM>
parents:
11147
diff
changeset
|
1304 |
nvlist_t *nvl; |
1986
628267397204
6424405 zpool import destroyed_pool can damage existing pool using same devices
eschrock
parents:
1807
diff
changeset
|
1305 |
|
628267397204
6424405 zpool import destroyed_pool can damage existing pool using same devices
eschrock
parents:
1807
diff
changeset
|
1306 |
if ((label = vdev_label_read_config(vd)) == NULL) { |
628267397204
6424405 zpool import destroyed_pool can damage existing pool using same devices
eschrock
parents:
1807
diff
changeset
|
1307 |
vdev_set_state(vd, B_TRUE, VDEV_STATE_CANT_OPEN, |
628267397204
6424405 zpool import destroyed_pool can damage existing pool using same devices
eschrock
parents:
1807
diff
changeset
|
1308 |
VDEV_AUX_BAD_LABEL); |
628267397204
6424405 zpool import destroyed_pool can damage existing pool using same devices
eschrock
parents:
1807
diff
changeset
|
1309 |
return (0); |
628267397204
6424405 zpool import destroyed_pool can damage existing pool using same devices
eschrock
parents:
1807
diff
changeset
|
1310 |
} |
628267397204
6424405 zpool import destroyed_pool can damage existing pool using same devices
eschrock
parents:
1807
diff
changeset
|
1311 |
|
11422
42768837421d
PSARC/2009/511 zpool split
Mark J Musante <Mark.Musante@Sun.COM>
parents:
11147
diff
changeset
|
1312 |
/* |
42768837421d
PSARC/2009/511 zpool split
Mark J Musante <Mark.Musante@Sun.COM>
parents:
11147
diff
changeset
|
1313 |
* Determine if this vdev has been split off into another |
42768837421d
PSARC/2009/511 zpool split
Mark J Musante <Mark.Musante@Sun.COM>
parents:
11147
diff
changeset
|
1314 |
* pool. If so, then refuse to open it. |
42768837421d
PSARC/2009/511 zpool split
Mark J Musante <Mark.Musante@Sun.COM>
parents:
11147
diff
changeset
|
1315 |
*/ |
42768837421d
PSARC/2009/511 zpool split
Mark J Musante <Mark.Musante@Sun.COM>
parents:
11147
diff
changeset
|
1316 |
if (nvlist_lookup_uint64(label, ZPOOL_CONFIG_SPLIT_GUID, |
42768837421d
PSARC/2009/511 zpool split
Mark J Musante <Mark.Musante@Sun.COM>
parents:
11147
diff
changeset
|
1317 |
&aux_guid) == 0 && aux_guid == spa_guid(spa)) { |
42768837421d
PSARC/2009/511 zpool split
Mark J Musante <Mark.Musante@Sun.COM>
parents:
11147
diff
changeset
|
1318 |
vdev_set_state(vd, B_FALSE, VDEV_STATE_CANT_OPEN, |
42768837421d
PSARC/2009/511 zpool split
Mark J Musante <Mark.Musante@Sun.COM>
parents:
11147
diff
changeset
|
1319 |
VDEV_AUX_SPLIT_POOL); |
42768837421d
PSARC/2009/511 zpool split
Mark J Musante <Mark.Musante@Sun.COM>
parents:
11147
diff
changeset
|
1320 |
nvlist_free(label); |
42768837421d
PSARC/2009/511 zpool split
Mark J Musante <Mark.Musante@Sun.COM>
parents:
11147
diff
changeset
|
1321 |
return (0); |
42768837421d
PSARC/2009/511 zpool split
Mark J Musante <Mark.Musante@Sun.COM>
parents:
11147
diff
changeset
|
1322 |
} |
42768837421d
PSARC/2009/511 zpool split
Mark J Musante <Mark.Musante@Sun.COM>
parents:
11147
diff
changeset
|
1323 |
|
1986
628267397204
6424405 zpool import destroyed_pool can damage existing pool using same devices
eschrock
parents:
1807
diff
changeset
|
1324 |
if (nvlist_lookup_uint64(label, ZPOOL_CONFIG_POOL_GUID, |
628267397204
6424405 zpool import destroyed_pool can damage existing pool using same devices
eschrock
parents:
1807
diff
changeset
|
1325 |
&guid) != 0 || guid != spa_guid(spa)) { |
628267397204
6424405 zpool import destroyed_pool can damage existing pool using same devices
eschrock
parents:
1807
diff
changeset
|
1326 |
vdev_set_state(vd, B_FALSE, VDEV_STATE_CANT_OPEN, |
628267397204
6424405 zpool import destroyed_pool can damage existing pool using same devices
eschrock
parents:
1807
diff
changeset
|
1327 |
VDEV_AUX_CORRUPT_DATA); |
628267397204
6424405 zpool import destroyed_pool can damage existing pool using same devices
eschrock
parents:
1807
diff
changeset
|
1328 |
nvlist_free(label); |
628267397204
6424405 zpool import destroyed_pool can damage existing pool using same devices
eschrock
parents:
1807
diff
changeset
|
1329 |
return (0); |
628267397204
6424405 zpool import destroyed_pool can damage existing pool using same devices
eschrock
parents:
1807
diff
changeset
|
1330 |
} |
628267397204
6424405 zpool import destroyed_pool can damage existing pool using same devices
eschrock
parents:
1807
diff
changeset
|
1331 |
|
11422
42768837421d
PSARC/2009/511 zpool split
Mark J Musante <Mark.Musante@Sun.COM>
parents:
11147
diff
changeset
|
1332 |
if (nvlist_lookup_nvlist(label, ZPOOL_CONFIG_VDEV_TREE, &nvl) |
42768837421d
PSARC/2009/511 zpool split
Mark J Musante <Mark.Musante@Sun.COM>
parents:
11147
diff
changeset
|
1333 |
!= 0 || nvlist_lookup_uint64(nvl, ZPOOL_CONFIG_ORIG_GUID, |
42768837421d
PSARC/2009/511 zpool split
Mark J Musante <Mark.Musante@Sun.COM>
parents:
11147
diff
changeset
|
1334 |
&aux_guid) != 0) |
42768837421d
PSARC/2009/511 zpool split
Mark J Musante <Mark.Musante@Sun.COM>
parents:
11147
diff
changeset
|
1335 |
aux_guid = 0; |
42768837421d
PSARC/2009/511 zpool split
Mark J Musante <Mark.Musante@Sun.COM>
parents:
11147
diff
changeset
|
1336 |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
1337 |
/* |
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
1338 |
* If this vdev just became a top-level vdev because its |
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
1339 |
* sibling was detached, it will have adopted the parent's |
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
1340 |
* vdev guid -- but the label may or may not be on disk yet. |
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
1341 |
* Fortunately, either version of the label will have the |
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
1342 |
* same top guid, so if we're a top-level vdev, we can |
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
1343 |
* safely compare to that instead. |
11422
42768837421d
PSARC/2009/511 zpool split
Mark J Musante <Mark.Musante@Sun.COM>
parents:
11147
diff
changeset
|
1344 |
* |
42768837421d
PSARC/2009/511 zpool split
Mark J Musante <Mark.Musante@Sun.COM>
parents:
11147
diff
changeset
|
1345 |
* If we split this vdev off instead, then we also check the |
42768837421d
PSARC/2009/511 zpool split
Mark J Musante <Mark.Musante@Sun.COM>
parents:
11147
diff
changeset
|
1346 |
* original pool's guid. We don't want to consider the vdev |
42768837421d
PSARC/2009/511 zpool split
Mark J Musante <Mark.Musante@Sun.COM>
parents:
11147
diff
changeset
|
1347 |
* corrupt if it is partway through a split operation. |
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
1348 |
*/ |
1986
628267397204
6424405 zpool import destroyed_pool can damage existing pool using same devices
eschrock
parents:
1807
diff
changeset
|
1349 |
if (nvlist_lookup_uint64(label, ZPOOL_CONFIG_GUID, |
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
1350 |
&guid) != 0 || |
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
1351 |
nvlist_lookup_uint64(label, ZPOOL_CONFIG_TOP_GUID, |
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
1352 |
&top_guid) != 0 || |
11422
42768837421d
PSARC/2009/511 zpool split
Mark J Musante <Mark.Musante@Sun.COM>
parents:
11147
diff
changeset
|
1353 |
((vd->vdev_guid != guid && vd->vdev_guid != aux_guid) && |
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
1354 |
(vd->vdev_guid != top_guid || vd != vd->vdev_top))) { |
1986
628267397204
6424405 zpool import destroyed_pool can damage existing pool using same devices
eschrock
parents:
1807
diff
changeset
|
1355 |
vdev_set_state(vd, B_FALSE, VDEV_STATE_CANT_OPEN, |
628267397204
6424405 zpool import destroyed_pool can damage existing pool using same devices
eschrock
parents:
1807
diff
changeset
|
1356 |
VDEV_AUX_CORRUPT_DATA); |
628267397204
6424405 zpool import destroyed_pool can damage existing pool using same devices
eschrock
parents:
1807
diff
changeset
|
1357 |
nvlist_free(label); |
628267397204
6424405 zpool import destroyed_pool can damage existing pool using same devices
eschrock
parents:
1807
diff
changeset
|
1358 |
return (0); |
628267397204
6424405 zpool import destroyed_pool can damage existing pool using same devices
eschrock
parents:
1807
diff
changeset
|
1359 |
} |
628267397204
6424405 zpool import destroyed_pool can damage existing pool using same devices
eschrock
parents:
1807
diff
changeset
|
1360 |
|
628267397204
6424405 zpool import destroyed_pool can damage existing pool using same devices
eschrock
parents:
1807
diff
changeset
|
1361 |
if (nvlist_lookup_uint64(label, ZPOOL_CONFIG_POOL_STATE, |
628267397204
6424405 zpool import destroyed_pool can damage existing pool using same devices
eschrock
parents:
1807
diff
changeset
|
1362 |
&state) != 0) { |
628267397204
6424405 zpool import destroyed_pool can damage existing pool using same devices
eschrock
parents:
1807
diff
changeset
|
1363 |
vdev_set_state(vd, B_FALSE, VDEV_STATE_CANT_OPEN, |
628267397204
6424405 zpool import destroyed_pool can damage existing pool using same devices
eschrock
parents:
1807
diff
changeset
|
1364 |
VDEV_AUX_CORRUPT_DATA); |
628267397204
6424405 zpool import destroyed_pool can damage existing pool using same devices
eschrock
parents:
1807
diff
changeset
|
1365 |
nvlist_free(label); |
628267397204
6424405 zpool import destroyed_pool can damage existing pool using same devices
eschrock
parents:
1807
diff
changeset
|
1366 |
return (0); |
628267397204
6424405 zpool import destroyed_pool can damage existing pool using same devices
eschrock
parents:
1807
diff
changeset
|
1367 |
} |
628267397204
6424405 zpool import destroyed_pool can damage existing pool using same devices
eschrock
parents:
1807
diff
changeset
|
1368 |
|
628267397204
6424405 zpool import destroyed_pool can damage existing pool using same devices
eschrock
parents:
1807
diff
changeset
|
1369 |
nvlist_free(label); |
628267397204
6424405 zpool import destroyed_pool can damage existing pool using same devices
eschrock
parents:
1807
diff
changeset
|
1370 |
|
10100
4a6965f6bef8
6856634 snv_117 not booting: zfs_parse_bootfs: error2
Lin Ling <Lin.Ling@Sun.COM>
parents:
10000
diff
changeset
|
1371 |
/* |
12961
b521d551715f
6733267 Allow a pool to be imported with a missing slog
George Wilson <George.Wilson@Sun.COM>
parents:
12586
diff
changeset
|
1372 |
* If this is a verbatim import, no need to check the |
10100
4a6965f6bef8
6856634 snv_117 not booting: zfs_parse_bootfs: error2
Lin Ling <Lin.Ling@Sun.COM>
parents:
10000
diff
changeset
|
1373 |
* state of the pool. |
4a6965f6bef8
6856634 snv_117 not booting: zfs_parse_bootfs: error2
Lin Ling <Lin.Ling@Sun.COM>
parents:
10000
diff
changeset
|
1374 |
*/ |
12961
b521d551715f
6733267 Allow a pool to be imported with a missing slog
George Wilson <George.Wilson@Sun.COM>
parents:
12586
diff
changeset
|
1375 |
if (!(spa->spa_import_flags & ZFS_IMPORT_VERBATIM) && |
11147
74e8c05021f1
6678033 resilver code should prefetch
George Wilson <George.Wilson@Sun.COM>
parents:
11146
diff
changeset
|
1376 |
spa_load_state(spa) == SPA_LOAD_OPEN && |
10100
4a6965f6bef8
6856634 snv_117 not booting: zfs_parse_bootfs: error2
Lin Ling <Lin.Ling@Sun.COM>
parents:
10000
diff
changeset
|
1377 |
state != POOL_STATE_ACTIVE) |
4070
4390ea390a1e
6386594 zdb message should be clearer when failing for lack of permissions
mc142369
parents:
3697
diff
changeset
|
1378 |
return (EBADF); |
6976
cae5f06df471
PSARC 2008/388 Short circuit for vdev probe failure
eschrock
parents:
6959
diff
changeset
|
1379 |
|
cae5f06df471
PSARC 2008/388 Short circuit for vdev probe failure
eschrock
parents:
6959
diff
changeset
|
1380 |
/* |
cae5f06df471
PSARC 2008/388 Short circuit for vdev probe failure
eschrock
parents:
6959
diff
changeset
|
1381 |
* If we were able to open and validate a vdev that was |
cae5f06df471
PSARC 2008/388 Short circuit for vdev probe failure
eschrock
parents:
6959
diff
changeset
|
1382 |
* previously marked permanently unavailable, clear that state |
cae5f06df471
PSARC 2008/388 Short circuit for vdev probe failure
eschrock
parents:
6959
diff
changeset
|
1383 |
* now. |
cae5f06df471
PSARC 2008/388 Short circuit for vdev probe failure
eschrock
parents:
6959
diff
changeset
|
1384 |
*/ |
cae5f06df471
PSARC 2008/388 Short circuit for vdev probe failure
eschrock
parents:
6959
diff
changeset
|
1385 |
if (vd->vdev_not_present) |
cae5f06df471
PSARC 2008/388 Short circuit for vdev probe failure
eschrock
parents:
6959
diff
changeset
|
1386 |
vd->vdev_not_present = 0; |
1986
628267397204
6424405 zpool import destroyed_pool can damage existing pool using same devices
eschrock
parents:
1807
diff
changeset
|
1387 |
} |
628267397204
6424405 zpool import destroyed_pool can damage existing pool using same devices
eschrock
parents:
1807
diff
changeset
|
1388 |
|
628267397204
6424405 zpool import destroyed_pool can damage existing pool using same devices
eschrock
parents:
1807
diff
changeset
|
1389 |
return (0); |
628267397204
6424405 zpool import destroyed_pool can damage existing pool using same devices
eschrock
parents:
1807
diff
changeset
|
1390 |
} |
628267397204
6424405 zpool import destroyed_pool can damage existing pool using same devices
eschrock
parents:
1807
diff
changeset
|
1391 |
|
628267397204
6424405 zpool import destroyed_pool can damage existing pool using same devices
eschrock
parents:
1807
diff
changeset
|
1392 |
/* |
789 | 1393 |
* Close a virtual device. |
1394 |
*/ |
|
1395 |
void |
|
1396 |
vdev_close(vdev_t *vd) |
|
1397 |
{ |
|
8241
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1398 |
spa_t *spa = vd->vdev_spa; |
10850
bb29ac73664d
6840704 osol_0906 PV guests sometimes hang at login prompt
George Wilson <George.Wilson@Sun.COM>
parents:
10830
diff
changeset
|
1399 |
vdev_t *pvd = vd->vdev_parent; |
8241
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1400 |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1401 |
ASSERT(spa_config_held(spa, SCL_STATE_ALL, RW_WRITER) == SCL_STATE_ALL); |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1402 |
|
11422
42768837421d
PSARC/2009/511 zpool split
Mark J Musante <Mark.Musante@Sun.COM>
parents:
11147
diff
changeset
|
1403 |
/* |
42768837421d
PSARC/2009/511 zpool split
Mark J Musante <Mark.Musante@Sun.COM>
parents:
11147
diff
changeset
|
1404 |
* If our parent is reopening, then we are as well, unless we are |
42768837421d
PSARC/2009/511 zpool split
Mark J Musante <Mark.Musante@Sun.COM>
parents:
11147
diff
changeset
|
1405 |
* going offline. |
42768837421d
PSARC/2009/511 zpool split
Mark J Musante <Mark.Musante@Sun.COM>
parents:
11147
diff
changeset
|
1406 |
*/ |
10850
bb29ac73664d
6840704 osol_0906 PV guests sometimes hang at login prompt
George Wilson <George.Wilson@Sun.COM>
parents:
10830
diff
changeset
|
1407 |
if (pvd != NULL && pvd->vdev_reopening) |
11422
42768837421d
PSARC/2009/511 zpool split
Mark J Musante <Mark.Musante@Sun.COM>
parents:
11147
diff
changeset
|
1408 |
vd->vdev_reopening = (pvd->vdev_reopening && !vd->vdev_offline); |
10850
bb29ac73664d
6840704 osol_0906 PV guests sometimes hang at login prompt
George Wilson <George.Wilson@Sun.COM>
parents:
10830
diff
changeset
|
1409 |
|
789 | 1410 |
vd->vdev_ops->vdev_op_close(vd); |
1411 |
||
4451 | 1412 |
vdev_cache_purge(vd); |
789 | 1413 |
|
1986
628267397204
6424405 zpool import destroyed_pool can damage existing pool using same devices
eschrock
parents:
1807
diff
changeset
|
1414 |
/* |
9816
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
1415 |
* We record the previous state before we close it, so that if we are |
1986
628267397204
6424405 zpool import destroyed_pool can damage existing pool using same devices
eschrock
parents:
1807
diff
changeset
|
1416 |
* doing a reopen(), we don't generate FMA ereports if we notice that |
628267397204
6424405 zpool import destroyed_pool can damage existing pool using same devices
eschrock
parents:
1807
diff
changeset
|
1417 |
* it's still faulted. |
628267397204
6424405 zpool import destroyed_pool can damage existing pool using same devices
eschrock
parents:
1807
diff
changeset
|
1418 |
*/ |
628267397204
6424405 zpool import destroyed_pool can damage existing pool using same devices
eschrock
parents:
1807
diff
changeset
|
1419 |
vd->vdev_prevstate = vd->vdev_state; |
628267397204
6424405 zpool import destroyed_pool can damage existing pool using same devices
eschrock
parents:
1807
diff
changeset
|
1420 |
|
789 | 1421 |
if (vd->vdev_offline) |
1422 |
vd->vdev_state = VDEV_STATE_OFFLINE; |
|
1423 |
else |
|
1424 |
vd->vdev_state = VDEV_STATE_CLOSED; |
|
1544 | 1425 |
vd->vdev_stat.vs_aux = VDEV_AUX_NONE; |
789 | 1426 |
} |
1427 |
||
11958
575ffe1e978d
6923585 deadlock while booting OpenSolaris build 132 from mirrored rpool with removed submirror
George Wilson <George.Wilson@Sun.COM>
parents:
11815
diff
changeset
|
1428 |
void |
575ffe1e978d
6923585 deadlock while booting OpenSolaris build 132 from mirrored rpool with removed submirror
George Wilson <George.Wilson@Sun.COM>
parents:
11815
diff
changeset
|
1429 |
vdev_hold(vdev_t *vd) |
575ffe1e978d
6923585 deadlock while booting OpenSolaris build 132 from mirrored rpool with removed submirror
George Wilson <George.Wilson@Sun.COM>
parents:
11815
diff
changeset
|
1430 |
{ |
575ffe1e978d
6923585 deadlock while booting OpenSolaris build 132 from mirrored rpool with removed submirror
George Wilson <George.Wilson@Sun.COM>
parents:
11815
diff
changeset
|
1431 |
spa_t *spa = vd->vdev_spa; |
575ffe1e978d
6923585 deadlock while booting OpenSolaris build 132 from mirrored rpool with removed submirror
George Wilson <George.Wilson@Sun.COM>
parents:
11815
diff
changeset
|
1432 |
|
575ffe1e978d
6923585 deadlock while booting OpenSolaris build 132 from mirrored rpool with removed submirror
George Wilson <George.Wilson@Sun.COM>
parents:
11815
diff
changeset
|
1433 |
ASSERT(spa_is_root(spa)); |
575ffe1e978d
6923585 deadlock while booting OpenSolaris build 132 from mirrored rpool with removed submirror
George Wilson <George.Wilson@Sun.COM>
parents:
11815
diff
changeset
|
1434 |
if (spa->spa_state == POOL_STATE_UNINITIALIZED) |
575ffe1e978d
6923585 deadlock while booting OpenSolaris build 132 from mirrored rpool with removed submirror
George Wilson <George.Wilson@Sun.COM>
parents:
11815
diff
changeset
|
1435 |
return; |
575ffe1e978d
6923585 deadlock while booting OpenSolaris build 132 from mirrored rpool with removed submirror
George Wilson <George.Wilson@Sun.COM>
parents:
11815
diff
changeset
|
1436 |
|
575ffe1e978d
6923585 deadlock while booting OpenSolaris build 132 from mirrored rpool with removed submirror
George Wilson <George.Wilson@Sun.COM>
parents:
11815
diff
changeset
|
1437 |
for (int c = 0; c < vd->vdev_children; c++) |
575ffe1e978d
6923585 deadlock while booting OpenSolaris build 132 from mirrored rpool with removed submirror
George Wilson <George.Wilson@Sun.COM>
parents:
11815
diff
changeset
|
1438 |
vdev_hold(vd->vdev_child[c]); |
575ffe1e978d
6923585 deadlock while booting OpenSolaris build 132 from mirrored rpool with removed submirror
George Wilson <George.Wilson@Sun.COM>
parents:
11815
diff
changeset
|
1439 |
|
575ffe1e978d
6923585 deadlock while booting OpenSolaris build 132 from mirrored rpool with removed submirror
George Wilson <George.Wilson@Sun.COM>
parents:
11815
diff
changeset
|
1440 |
if (vd->vdev_ops->vdev_op_leaf) |
575ffe1e978d
6923585 deadlock while booting OpenSolaris build 132 from mirrored rpool with removed submirror
George Wilson <George.Wilson@Sun.COM>
parents:
11815
diff
changeset
|
1441 |
vd->vdev_ops->vdev_op_hold(vd); |
575ffe1e978d
6923585 deadlock while booting OpenSolaris build 132 from mirrored rpool with removed submirror
George Wilson <George.Wilson@Sun.COM>
parents:
11815
diff
changeset
|
1442 |
} |
575ffe1e978d
6923585 deadlock while booting OpenSolaris build 132 from mirrored rpool with removed submirror
George Wilson <George.Wilson@Sun.COM>
parents:
11815
diff
changeset
|
1443 |
|
575ffe1e978d
6923585 deadlock while booting OpenSolaris build 132 from mirrored rpool with removed submirror
George Wilson <George.Wilson@Sun.COM>
parents:
11815
diff
changeset
|
1444 |
void |
575ffe1e978d
6923585 deadlock while booting OpenSolaris build 132 from mirrored rpool with removed submirror
George Wilson <George.Wilson@Sun.COM>
parents:
11815
diff
changeset
|
1445 |
vdev_rele(vdev_t *vd) |
575ffe1e978d
6923585 deadlock while booting OpenSolaris build 132 from mirrored rpool with removed submirror
George Wilson <George.Wilson@Sun.COM>
parents:
11815
diff
changeset
|
1446 |
{ |
575ffe1e978d
6923585 deadlock while booting OpenSolaris build 132 from mirrored rpool with removed submirror
George Wilson <George.Wilson@Sun.COM>
parents:
11815
diff
changeset
|
1447 |
spa_t *spa = vd->vdev_spa; |
575ffe1e978d
6923585 deadlock while booting OpenSolaris build 132 from mirrored rpool with removed submirror
George Wilson <George.Wilson@Sun.COM>
parents:
11815
diff
changeset
|
1448 |
|
575ffe1e978d
6923585 deadlock while booting OpenSolaris build 132 from mirrored rpool with removed submirror
George Wilson <George.Wilson@Sun.COM>
parents:
11815
diff
changeset
|
1449 |
ASSERT(spa_is_root(spa)); |
575ffe1e978d
6923585 deadlock while booting OpenSolaris build 132 from mirrored rpool with removed submirror
George Wilson <George.Wilson@Sun.COM>
parents:
11815
diff
changeset
|
1450 |
for (int c = 0; c < vd->vdev_children; c++) |
575ffe1e978d
6923585 deadlock while booting OpenSolaris build 132 from mirrored rpool with removed submirror
George Wilson <George.Wilson@Sun.COM>
parents:
11815
diff
changeset
|
1451 |
vdev_rele(vd->vdev_child[c]); |
575ffe1e978d
6923585 deadlock while booting OpenSolaris build 132 from mirrored rpool with removed submirror
George Wilson <George.Wilson@Sun.COM>
parents:
11815
diff
changeset
|
1452 |
|
575ffe1e978d
6923585 deadlock while booting OpenSolaris build 132 from mirrored rpool with removed submirror
George Wilson <George.Wilson@Sun.COM>
parents:
11815
diff
changeset
|
1453 |
if (vd->vdev_ops->vdev_op_leaf) |
575ffe1e978d
6923585 deadlock while booting OpenSolaris build 132 from mirrored rpool with removed submirror
George Wilson <George.Wilson@Sun.COM>
parents:
11815
diff
changeset
|
1454 |
vd->vdev_ops->vdev_op_rele(vd); |
575ffe1e978d
6923585 deadlock while booting OpenSolaris build 132 from mirrored rpool with removed submirror
George Wilson <George.Wilson@Sun.COM>
parents:
11815
diff
changeset
|
1455 |
} |
575ffe1e978d
6923585 deadlock while booting OpenSolaris build 132 from mirrored rpool with removed submirror
George Wilson <George.Wilson@Sun.COM>
parents:
11815
diff
changeset
|
1456 |
|
10850
bb29ac73664d
6840704 osol_0906 PV guests sometimes hang at login prompt
George Wilson <George.Wilson@Sun.COM>
parents:
10830
diff
changeset
|
1457 |
/* |
bb29ac73664d
6840704 osol_0906 PV guests sometimes hang at login prompt
George Wilson <George.Wilson@Sun.COM>
parents:
10830
diff
changeset
|
1458 |
* Reopen all interior vdevs and any unopened leaves. We don't actually |
bb29ac73664d
6840704 osol_0906 PV guests sometimes hang at login prompt
George Wilson <George.Wilson@Sun.COM>
parents:
10830
diff
changeset
|
1459 |
* reopen leaf vdevs which had previously been opened as they might deadlock |
bb29ac73664d
6840704 osol_0906 PV guests sometimes hang at login prompt
George Wilson <George.Wilson@Sun.COM>
parents:
10830
diff
changeset
|
1460 |
* on the spa_config_lock. Instead we only obtain the leaf's physical size. |
bb29ac73664d
6840704 osol_0906 PV guests sometimes hang at login prompt
George Wilson <George.Wilson@Sun.COM>
parents:
10830
diff
changeset
|
1461 |
* If the leaf has never been opened then open it, as usual. |
bb29ac73664d
6840704 osol_0906 PV guests sometimes hang at login prompt
George Wilson <George.Wilson@Sun.COM>
parents:
10830
diff
changeset
|
1462 |
*/ |
789 | 1463 |
void |
1544 | 1464 |
vdev_reopen(vdev_t *vd) |
789 | 1465 |
{ |
1544 | 1466 |
spa_t *spa = vd->vdev_spa; |
789 | 1467 |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
1468 |
ASSERT(spa_config_held(spa, SCL_STATE_ALL, RW_WRITER) == SCL_STATE_ALL); |
1544 | 1469 |
|
11422
42768837421d
PSARC/2009/511 zpool split
Mark J Musante <Mark.Musante@Sun.COM>
parents:
11147
diff
changeset
|
1470 |
/* set the reopening flag unless we're taking the vdev offline */ |
42768837421d
PSARC/2009/511 zpool split
Mark J Musante <Mark.Musante@Sun.COM>
parents:
11147
diff
changeset
|
1471 |
vd->vdev_reopening = !vd->vdev_offline; |
789 | 1472 |
vdev_close(vd); |
1473 |
(void) vdev_open(vd); |
|
1474 |
||
1475 |
/* |
|
3377
a2fa338530c1
6393525 vdev_reopen() should verify that it's still the same device
eschrock
parents:
3059
diff
changeset
|
1476 |
* Call vdev_validate() here to make sure we have the same device. |
a2fa338530c1
6393525 vdev_reopen() should verify that it's still the same device
eschrock
parents:
3059
diff
changeset
|
1477 |
* Otherwise, a device with an invalid label could be successfully |
a2fa338530c1
6393525 vdev_reopen() should verify that it's still the same device
eschrock
parents:
3059
diff
changeset
|
1478 |
* opened in response to vdev_reopen(). |
a2fa338530c1
6393525 vdev_reopen() should verify that it's still the same device
eschrock
parents:
3059
diff
changeset
|
1479 |
*/ |
6643
3a34b0dbb107
6625086 changing cachefile doesn't remove old cache on last user
eschrock
parents:
6523
diff
changeset
|
1480 |
if (vd->vdev_aux) { |
3a34b0dbb107
6625086 changing cachefile doesn't remove old cache on last user
eschrock
parents:
6523
diff
changeset
|
1481 |
(void) vdev_validate_aux(vd); |
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
1482 |
if (vdev_readable(vd) && vdev_writeable(vd) && |
9425
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9230
diff
changeset
|
1483 |
vd->vdev_aux == &spa->spa_l2cache && |
9816
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
1484 |
!l2arc_vdev_present(vd)) |
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
1485 |
l2arc_add_vdev(spa, vd); |
6643
3a34b0dbb107
6625086 changing cachefile doesn't remove old cache on last user
eschrock
parents:
6523
diff
changeset
|
1486 |
} else { |
3a34b0dbb107
6625086 changing cachefile doesn't remove old cache on last user
eschrock
parents:
6523
diff
changeset
|
1487 |
(void) vdev_validate(vd); |
3a34b0dbb107
6625086 changing cachefile doesn't remove old cache on last user
eschrock
parents:
6523
diff
changeset
|
1488 |
} |
3377
a2fa338530c1
6393525 vdev_reopen() should verify that it's still the same device
eschrock
parents:
3059
diff
changeset
|
1489 |
|
a2fa338530c1
6393525 vdev_reopen() should verify that it's still the same device
eschrock
parents:
3059
diff
changeset
|
1490 |
/* |
4451 | 1491 |
* Reassess parent vdev's health. |
789 | 1492 |
*/ |
4451 | 1493 |
vdev_propagate_state(vd); |
789 | 1494 |
} |
1495 |
||
1496 |
int |
|
2082 | 1497 |
vdev_create(vdev_t *vd, uint64_t txg, boolean_t isreplacing) |
789 | 1498 |
{ |
1499 |
int error; |
|
1500 |
||
1501 |
/* |
|
1502 |
* Normally, partial opens (e.g. of a mirror) are allowed. |
|
1503 |
* For a create, however, we want to fail the request if |
|
1504 |
* there are any components we can't open. |
|
1505 |
*/ |
|
1506 |
error = vdev_open(vd); |
|
1507 |
||
1508 |
if (error || vd->vdev_state != VDEV_STATE_HEALTHY) { |
|
1509 |
vdev_close(vd); |
|
1510 |
return (error ? error : ENXIO); |
|
1511 |
} |
|
1512 |
||
1513 |
/* |
|
1514 |
* Recursively initialize all labels. |
|
1515 |
*/ |
|
3377
a2fa338530c1
6393525 vdev_reopen() should verify that it's still the same device
eschrock
parents:
3059
diff
changeset
|
1516 |
if ((error = vdev_label_init(vd, txg, isreplacing ? |
a2fa338530c1
6393525 vdev_reopen() should verify that it's still the same device
eschrock
parents:
3059
diff
changeset
|
1517 |
VDEV_LABEL_REPLACE : VDEV_LABEL_CREATE)) != 0) { |
789 | 1518 |
vdev_close(vd); |
1519 |
return (error); |
|
1520 |
} |
|
1521 |
||
1522 |
return (0); |
|
1523 |
} |
|
1524 |
||
1585
4ad213e858a9
6395480 ztest ASSERT: rbt.bt_objset == wbt.bt_objset, line 2041
bonwick
parents:
1544
diff
changeset
|
1525 |
void |
9816
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
1526 |
vdev_metaslab_set_size(vdev_t *vd) |
789 | 1527 |
{ |
1528 |
/* |
|
1529 |
* Aim for roughly 200 metaslabs per vdev. |
|
1530 |
*/ |
|
1531 |
vd->vdev_ms_shift = highbit(vd->vdev_asize / 200); |
|
1532 |
vd->vdev_ms_shift = MAX(vd->vdev_ms_shift, SPA_MAXBLOCKSHIFT); |
|
1533 |
} |
|
1534 |
||
1535 |
void |
|
1732 | 1536 |
vdev_dirty(vdev_t *vd, int flags, void *arg, uint64_t txg) |
789 | 1537 |
{ |
1732 | 1538 |
ASSERT(vd == vd->vdev_top); |
10594
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10588
diff
changeset
|
1539 |
ASSERT(!vd->vdev_ishole); |
1732 | 1540 |
ASSERT(ISP2(flags)); |
789 | 1541 |
|
1732 | 1542 |
if (flags & VDD_METASLAB) |
1543 |
(void) txg_list_add(&vd->vdev_ms_list, arg, txg); |
|
1544 |
||
1545 |
if (flags & VDD_DTL) |
|
1546 |
(void) txg_list_add(&vd->vdev_dtl_list, arg, txg); |
|
1547 |
||
1548 |
(void) txg_list_add(&vd->vdev_spa->spa_vdev_txg_list, vd, txg); |
|
789 | 1549 |
} |
1550 |
||
8241
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1551 |
/* |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1552 |
* DTLs. |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1553 |
* |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1554 |
* A vdev's DTL (dirty time log) is the set of transaction groups for which |
11815
4d5e16e1b512
6887372 DTLs not cleared after resilver if permanent errors present
Eric Taylor <Eric.Taylor@Sun.COM>
parents:
11422
diff
changeset
|
1555 |
* the vdev has less than perfect replication. There are four kinds of DTL: |
8241
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1556 |
* |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1557 |
* DTL_MISSING: txgs for which the vdev has no valid copies of the data |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1558 |
* |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1559 |
* DTL_PARTIAL: txgs for which data is available, but not fully replicated |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1560 |
* |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1561 |
* DTL_SCRUB: the txgs that could not be repaired by the last scrub; upon |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1562 |
* scrub completion, DTL_SCRUB replaces DTL_MISSING in the range of |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1563 |
* txgs that was scrubbed. |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1564 |
* |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1565 |
* DTL_OUTAGE: txgs which cannot currently be read, whether due to |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1566 |
* persistent errors or just some device being offline. |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1567 |
* Unlike the other three, the DTL_OUTAGE map is not generally |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1568 |
* maintained; it's only computed when needed, typically to |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1569 |
* determine whether a device can be detached. |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1570 |
* |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1571 |
* For leaf vdevs, DTL_MISSING and DTL_PARTIAL are identical: the device |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1572 |
* either has the data or it doesn't. |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1573 |
* |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1574 |
* For interior vdevs such as mirror and RAID-Z the picture is more complex. |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1575 |
* A vdev's DTL_PARTIAL is the union of its children's DTL_PARTIALs, because |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1576 |
* if any child is less than fully replicated, then so is its parent. |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1577 |
* A vdev's DTL_MISSING is a modified union of its children's DTL_MISSINGs, |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1578 |
* comprising only those txgs which appear in 'maxfaults' or more children; |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1579 |
* those are the txgs we don't have enough replication to read. For example, |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1580 |
* double-parity RAID-Z can tolerate up to two missing devices (maxfaults == 2); |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1581 |
* thus, its DTL_MISSING consists of the set of txgs that appear in more than |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1582 |
* two child DTL_MISSING maps. |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1583 |
* |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1584 |
* It should be clear from the above that to compute the DTLs and outage maps |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1585 |
* for all vdevs, it suffices to know just the leaf vdevs' DTL_MISSING maps. |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1586 |
* Therefore, that is all we keep on disk. When loading the pool, or after |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1587 |
* a configuration change, we generate all other DTLs from first principles. |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1588 |
*/ |
789 | 1589 |
void |
8241
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1590 |
vdev_dtl_dirty(vdev_t *vd, vdev_dtl_type_t t, uint64_t txg, uint64_t size) |
789 | 1591 |
{ |
8241
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1592 |
space_map_t *sm = &vd->vdev_dtl[t]; |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1593 |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1594 |
ASSERT(t < DTL_TYPES); |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1595 |
ASSERT(vd != vd->vdev_spa->spa_root_vdev); |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1596 |
|
789 | 1597 |
mutex_enter(sm->sm_lock); |
1598 |
if (!space_map_contains(sm, txg, size)) |
|
1599 |
space_map_add(sm, txg, size); |
|
1600 |
mutex_exit(sm->sm_lock); |
|
1601 |
} |
|
1602 |
||
8241
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1603 |
boolean_t |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1604 |
vdev_dtl_contains(vdev_t *vd, vdev_dtl_type_t t, uint64_t txg, uint64_t size) |
789 | 1605 |
{ |
8241
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1606 |
space_map_t *sm = &vd->vdev_dtl[t]; |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1607 |
boolean_t dirty = B_FALSE; |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1608 |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1609 |
ASSERT(t < DTL_TYPES); |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1610 |
ASSERT(vd != vd->vdev_spa->spa_root_vdev); |
789 | 1611 |
|
1612 |
mutex_enter(sm->sm_lock); |
|
8241
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1613 |
if (sm->sm_space != 0) |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1614 |
dirty = space_map_contains(sm, txg, size); |
789 | 1615 |
mutex_exit(sm->sm_lock); |
1616 |
||
1617 |
return (dirty); |
|
1618 |
} |
|
1619 |
||
8241
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1620 |
boolean_t |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1621 |
vdev_dtl_empty(vdev_t *vd, vdev_dtl_type_t t) |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1622 |
{ |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1623 |
space_map_t *sm = &vd->vdev_dtl[t]; |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1624 |
boolean_t empty; |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1625 |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1626 |
mutex_enter(sm->sm_lock); |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1627 |
empty = (sm->sm_space == 0); |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1628 |
mutex_exit(sm->sm_lock); |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1629 |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1630 |
return (empty); |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1631 |
} |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1632 |
|
789 | 1633 |
/* |
1634 |
* Reassess DTLs after a config change or scrub completion. |
|
1635 |
*/ |
|
1636 |
void |
|
1637 |
vdev_dtl_reassess(vdev_t *vd, uint64_t txg, uint64_t scrub_txg, int scrub_done) |
|
1638 |
{ |
|
1544 | 1639 |
spa_t *spa = vd->vdev_spa; |
8241
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1640 |
avl_tree_t reftree; |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1641 |
int minref; |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1642 |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1643 |
ASSERT(spa_config_held(spa, SCL_ALL, RW_READER) != 0); |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1644 |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1645 |
for (int c = 0; c < vd->vdev_children; c++) |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1646 |
vdev_dtl_reassess(vd->vdev_child[c], txg, |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1647 |
scrub_txg, scrub_done); |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1648 |
|
10922
e2081f502306
PSARC 2009/571 ZFS Deduplication Properties
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10921
diff
changeset
|
1649 |
if (vd == spa->spa_root_vdev || vd->vdev_ishole || vd->vdev_aux) |
8241
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1650 |
return; |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1651 |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1652 |
if (vd->vdev_ops->vdev_op_leaf) { |
12296
7cf402a7f374
6675946 'zpool status' should show the progress of resilvering for individual disk.
Lin Ling <Lin.Ling@Sun.COM>
parents:
12247
diff
changeset
|
1653 |
dsl_scan_t *scn = spa->spa_dsl_pool->dp_scan; |
7cf402a7f374
6675946 'zpool status' should show the progress of resilvering for individual disk.
Lin Ling <Lin.Ling@Sun.COM>
parents:
12247
diff
changeset
|
1654 |
|
789 | 1655 |
mutex_enter(&vd->vdev_dtl_lock); |
7046
361307ae060d
6343667 scrub/resilver has to start over when a snapshot is taken
ahrens
parents:
7042
diff
changeset
|
1656 |
if (scrub_txg != 0 && |
12296
7cf402a7f374
6675946 'zpool status' should show the progress of resilvering for individual disk.
Lin Ling <Lin.Ling@Sun.COM>
parents:
12247
diff
changeset
|
1657 |
(spa->spa_scrub_started || |
7cf402a7f374
6675946 'zpool status' should show the progress of resilvering for individual disk.
Lin Ling <Lin.Ling@Sun.COM>
parents:
12247
diff
changeset
|
1658 |
(scn && scn->scn_phys.scn_errors == 0))) { |
7046
361307ae060d
6343667 scrub/resilver has to start over when a snapshot is taken
ahrens
parents:
7042
diff
changeset
|
1659 |
/* |
361307ae060d
6343667 scrub/resilver has to start over when a snapshot is taken
ahrens
parents:
7042
diff
changeset
|
1660 |
* We completed a scrub up to scrub_txg. If we |
361307ae060d
6343667 scrub/resilver has to start over when a snapshot is taken
ahrens
parents:
7042
diff
changeset
|
1661 |
* did it without rebooting, then the scrub dtl |
361307ae060d
6343667 scrub/resilver has to start over when a snapshot is taken
ahrens
parents:
7042
diff
changeset
|
1662 |
* will be valid, so excise the old region and |
361307ae060d
6343667 scrub/resilver has to start over when a snapshot is taken
ahrens
parents:
7042
diff
changeset
|
1663 |
* fold in the scrub dtl. Otherwise, leave the |
361307ae060d
6343667 scrub/resilver has to start over when a snapshot is taken
ahrens
parents:
7042
diff
changeset
|
1664 |
* dtl as-is if there was an error. |
8241
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1665 |
* |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1666 |
* There's little trick here: to excise the beginning |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1667 |
* of the DTL_MISSING map, we put it into a reference |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1668 |
* tree and then add a segment with refcnt -1 that |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1669 |
* covers the range [0, scrub_txg). This means |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1670 |
* that each txg in that range has refcnt -1 or 0. |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1671 |
* We then add DTL_SCRUB with a refcnt of 2, so that |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1672 |
* entries in the range [0, scrub_txg) will have a |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1673 |
* positive refcnt -- either 1 or 2. We then convert |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1674 |
* the reference tree into the new DTL_MISSING map. |
7046
361307ae060d
6343667 scrub/resilver has to start over when a snapshot is taken
ahrens
parents:
7042
diff
changeset
|
1675 |
*/ |
8241
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1676 |
space_map_ref_create(&reftree); |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1677 |
space_map_ref_add_map(&reftree, |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1678 |
&vd->vdev_dtl[DTL_MISSING], 1); |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1679 |
space_map_ref_add_seg(&reftree, 0, scrub_txg, -1); |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1680 |
space_map_ref_add_map(&reftree, |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1681 |
&vd->vdev_dtl[DTL_SCRUB], 2); |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1682 |
space_map_ref_generate_map(&reftree, |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1683 |
&vd->vdev_dtl[DTL_MISSING], 1); |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1684 |
space_map_ref_destroy(&reftree); |
789 | 1685 |
} |
8241
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1686 |
space_map_vacate(&vd->vdev_dtl[DTL_PARTIAL], NULL, NULL); |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1687 |
space_map_walk(&vd->vdev_dtl[DTL_MISSING], |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1688 |
space_map_add, &vd->vdev_dtl[DTL_PARTIAL]); |
789 | 1689 |
if (scrub_done) |
8241
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1690 |
space_map_vacate(&vd->vdev_dtl[DTL_SCRUB], NULL, NULL); |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1691 |
space_map_vacate(&vd->vdev_dtl[DTL_OUTAGE], NULL, NULL); |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1692 |
if (!vdev_readable(vd)) |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1693 |
space_map_add(&vd->vdev_dtl[DTL_OUTAGE], 0, -1ULL); |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1694 |
else |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1695 |
space_map_walk(&vd->vdev_dtl[DTL_MISSING], |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1696 |
space_map_add, &vd->vdev_dtl[DTL_OUTAGE]); |
789 | 1697 |
mutex_exit(&vd->vdev_dtl_lock); |
7046
361307ae060d
6343667 scrub/resilver has to start over when a snapshot is taken
ahrens
parents:
7042
diff
changeset
|
1698 |
|
1732 | 1699 |
if (txg != 0) |
1700 |
vdev_dirty(vd->vdev_top, VDD_DTL, vd, txg); |
|
789 | 1701 |
return; |
1702 |
} |
|
1703 |
||
1704 |
mutex_enter(&vd->vdev_dtl_lock); |
|
8241
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1705 |
for (int t = 0; t < DTL_TYPES; t++) { |
10890
499786962772
6807339 spurious checksum errors when replacing a vdev
Eric Taylor <Eric.Taylor@Sun.COM>
parents:
10850
diff
changeset
|
1706 |
/* account for child's outage in parent's missing map */ |
499786962772
6807339 spurious checksum errors when replacing a vdev
Eric Taylor <Eric.Taylor@Sun.COM>
parents:
10850
diff
changeset
|
1707 |
int s = (t == DTL_MISSING) ? DTL_OUTAGE: t; |
8241
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1708 |
if (t == DTL_SCRUB) |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1709 |
continue; /* leaf vdevs only */ |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1710 |
if (t == DTL_PARTIAL) |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1711 |
minref = 1; /* i.e. non-zero */ |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1712 |
else if (vd->vdev_nparity != 0) |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1713 |
minref = vd->vdev_nparity + 1; /* RAID-Z */ |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1714 |
else |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1715 |
minref = vd->vdev_children; /* any kind of mirror */ |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1716 |
space_map_ref_create(&reftree); |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1717 |
for (int c = 0; c < vd->vdev_children; c++) { |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1718 |
vdev_t *cvd = vd->vdev_child[c]; |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1719 |
mutex_enter(&cvd->vdev_dtl_lock); |
10890
499786962772
6807339 spurious checksum errors when replacing a vdev
Eric Taylor <Eric.Taylor@Sun.COM>
parents:
10850
diff
changeset
|
1720 |
space_map_ref_add_map(&reftree, &cvd->vdev_dtl[s], 1); |
8241
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1721 |
mutex_exit(&cvd->vdev_dtl_lock); |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1722 |
} |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1723 |
space_map_ref_generate_map(&reftree, &vd->vdev_dtl[t], minref); |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1724 |
space_map_ref_destroy(&reftree); |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1725 |
} |
789 | 1726 |
mutex_exit(&vd->vdev_dtl_lock); |
1727 |
} |
|
1728 |
||
1729 |
static int |
|
1730 |
vdev_dtl_load(vdev_t *vd) |
|
1731 |
{ |
|
1732 |
spa_t *spa = vd->vdev_spa; |
|
8241
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1733 |
space_map_obj_t *smo = &vd->vdev_dtl_smo; |
1732 | 1734 |
objset_t *mos = spa->spa_meta_objset; |
789 | 1735 |
dmu_buf_t *db; |
1736 |
int error; |
|
1737 |
||
1738 |
ASSERT(vd->vdev_children == 0); |
|
1739 |
||
1740 |
if (smo->smo_object == 0) |
|
1741 |
return (0); |
|
1742 |
||
10594
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10588
diff
changeset
|
1743 |
ASSERT(!vd->vdev_ishole); |
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10588
diff
changeset
|
1744 |
|
1732 | 1745 |
if ((error = dmu_bonus_hold(mos, smo->smo_object, FTAG, &db)) != 0) |
1544 | 1746 |
return (error); |
1732 | 1747 |
|
4944
96d96f8de974
6569719 panic dangling dbufs (dn=ffffffff28814d30, dbuf=ffffffff20756008)
maybee
parents:
4808
diff
changeset
|
1748 |
ASSERT3U(db->db_size, >=, sizeof (*smo)); |
96d96f8de974
6569719 panic dangling dbufs (dn=ffffffff28814d30, dbuf=ffffffff20756008)
maybee
parents:
4808
diff
changeset
|
1749 |
bcopy(db->db_data, smo, sizeof (*smo)); |
1544 | 1750 |
dmu_buf_rele(db, FTAG); |
789 | 1751 |
|
1752 |
mutex_enter(&vd->vdev_dtl_lock); |
|
8241
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1753 |
error = space_map_load(&vd->vdev_dtl[DTL_MISSING], |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1754 |
NULL, SM_ALLOC, smo, mos); |
789 | 1755 |
mutex_exit(&vd->vdev_dtl_lock); |
1756 |
||
1757 |
return (error); |
|
1758 |
} |
|
1759 |
||
1760 |
void |
|
1761 |
vdev_dtl_sync(vdev_t *vd, uint64_t txg) |
|
1762 |
{ |
|
1763 |
spa_t *spa = vd->vdev_spa; |
|
8241
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1764 |
space_map_obj_t *smo = &vd->vdev_dtl_smo; |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1765 |
space_map_t *sm = &vd->vdev_dtl[DTL_MISSING]; |
1732 | 1766 |
objset_t *mos = spa->spa_meta_objset; |
789 | 1767 |
space_map_t smsync; |
1768 |
kmutex_t smlock; |
|
1769 |
dmu_buf_t *db; |
|
1770 |
dmu_tx_t *tx; |
|
1771 |
||
10594
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10588
diff
changeset
|
1772 |
ASSERT(!vd->vdev_ishole); |
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10588
diff
changeset
|
1773 |
|
789 | 1774 |
tx = dmu_tx_create_assigned(spa->spa_dsl_pool, txg); |
1775 |
||
1776 |
if (vd->vdev_detached) { |
|
1777 |
if (smo->smo_object != 0) { |
|
1732 | 1778 |
int err = dmu_object_free(mos, smo->smo_object, tx); |
789 | 1779 |
ASSERT3U(err, ==, 0); |
1780 |
smo->smo_object = 0; |
|
1781 |
} |
|
1782 |
dmu_tx_commit(tx); |
|
1783 |
return; |
|
1784 |
} |
|
1785 |
||
1786 |
if (smo->smo_object == 0) { |
|
1787 |
ASSERT(smo->smo_objsize == 0); |
|
1788 |
ASSERT(smo->smo_alloc == 0); |
|
1732 | 1789 |
smo->smo_object = dmu_object_alloc(mos, |
789 | 1790 |
DMU_OT_SPACE_MAP, 1 << SPACE_MAP_BLOCKSHIFT, |
1791 |
DMU_OT_SPACE_MAP_HEADER, sizeof (*smo), tx); |
|
1792 |
ASSERT(smo->smo_object != 0); |
|
1793 |
vdev_config_dirty(vd->vdev_top); |
|
1794 |
} |
|
1795 |
||
1796 |
mutex_init(&smlock, NULL, MUTEX_DEFAULT, NULL); |
|
1797 |
||
1798 |
space_map_create(&smsync, sm->sm_start, sm->sm_size, sm->sm_shift, |
|
1799 |
&smlock); |
|
1800 |
||
1801 |
mutex_enter(&smlock); |
|
1802 |
||
1803 |
mutex_enter(&vd->vdev_dtl_lock); |
|
1732 | 1804 |
space_map_walk(sm, space_map_add, &smsync); |
789 | 1805 |
mutex_exit(&vd->vdev_dtl_lock); |
1806 |
||
1732 | 1807 |
space_map_truncate(smo, mos, tx); |
1808 |
space_map_sync(&smsync, SM_ALLOC, smo, mos, tx); |
|
789 | 1809 |
|
1810 |
space_map_destroy(&smsync); |
|
1811 |
||
1812 |
mutex_exit(&smlock); |
|
1813 |
mutex_destroy(&smlock); |
|
1814 |
||
1732 | 1815 |
VERIFY(0 == dmu_bonus_hold(mos, smo->smo_object, FTAG, &db)); |
789 | 1816 |
dmu_buf_will_dirty(db, tx); |
4944
96d96f8de974
6569719 panic dangling dbufs (dn=ffffffff28814d30, dbuf=ffffffff20756008)
maybee
parents:
4808
diff
changeset
|
1817 |
ASSERT3U(db->db_size, >=, sizeof (*smo)); |
96d96f8de974
6569719 panic dangling dbufs (dn=ffffffff28814d30, dbuf=ffffffff20756008)
maybee
parents:
4808
diff
changeset
|
1818 |
bcopy(smo, db->db_data, sizeof (*smo)); |
1544 | 1819 |
dmu_buf_rele(db, FTAG); |
789 | 1820 |
|
1821 |
dmu_tx_commit(tx); |
|
1822 |
} |
|
1823 |
||
7046
361307ae060d
6343667 scrub/resilver has to start over when a snapshot is taken
ahrens
parents:
7042
diff
changeset
|
1824 |
/* |
8241
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1825 |
* Determine whether the specified vdev can be offlined/detached/removed |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1826 |
* without losing data. |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1827 |
*/ |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1828 |
boolean_t |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1829 |
vdev_dtl_required(vdev_t *vd) |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1830 |
{ |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1831 |
spa_t *spa = vd->vdev_spa; |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1832 |
vdev_t *tvd = vd->vdev_top; |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1833 |
uint8_t cant_read = vd->vdev_cant_read; |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1834 |
boolean_t required; |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1835 |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1836 |
ASSERT(spa_config_held(spa, SCL_STATE_ALL, RW_WRITER) == SCL_STATE_ALL); |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1837 |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1838 |
if (vd == spa->spa_root_vdev || vd == tvd) |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1839 |
return (B_TRUE); |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1840 |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1841 |
/* |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1842 |
* Temporarily mark the device as unreadable, and then determine |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1843 |
* whether this results in any DTL outages in the top-level vdev. |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1844 |
* If not, we can safely offline/detach/remove the device. |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1845 |
*/ |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1846 |
vd->vdev_cant_read = B_TRUE; |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1847 |
vdev_dtl_reassess(tvd, 0, 0, B_FALSE); |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1848 |
required = !vdev_dtl_empty(tvd, DTL_OUTAGE); |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1849 |
vd->vdev_cant_read = cant_read; |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1850 |
vdev_dtl_reassess(tvd, 0, 0, B_FALSE); |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1851 |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1852 |
return (required); |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1853 |
} |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1854 |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1855 |
/* |
7046
361307ae060d
6343667 scrub/resilver has to start over when a snapshot is taken
ahrens
parents:
7042
diff
changeset
|
1856 |
* Determine if resilver is needed, and if so the txg range. |
361307ae060d
6343667 scrub/resilver has to start over when a snapshot is taken
ahrens
parents:
7042
diff
changeset
|
1857 |
*/ |
361307ae060d
6343667 scrub/resilver has to start over when a snapshot is taken
ahrens
parents:
7042
diff
changeset
|
1858 |
boolean_t |
361307ae060d
6343667 scrub/resilver has to start over when a snapshot is taken
ahrens
parents:
7042
diff
changeset
|
1859 |
vdev_resilver_needed(vdev_t *vd, uint64_t *minp, uint64_t *maxp) |
361307ae060d
6343667 scrub/resilver has to start over when a snapshot is taken
ahrens
parents:
7042
diff
changeset
|
1860 |
{ |
361307ae060d
6343667 scrub/resilver has to start over when a snapshot is taken
ahrens
parents:
7042
diff
changeset
|
1861 |
boolean_t needed = B_FALSE; |
361307ae060d
6343667 scrub/resilver has to start over when a snapshot is taken
ahrens
parents:
7042
diff
changeset
|
1862 |
uint64_t thismin = UINT64_MAX; |
361307ae060d
6343667 scrub/resilver has to start over when a snapshot is taken
ahrens
parents:
7042
diff
changeset
|
1863 |
uint64_t thismax = 0; |
361307ae060d
6343667 scrub/resilver has to start over when a snapshot is taken
ahrens
parents:
7042
diff
changeset
|
1864 |
|
361307ae060d
6343667 scrub/resilver has to start over when a snapshot is taken
ahrens
parents:
7042
diff
changeset
|
1865 |
if (vd->vdev_children == 0) { |
361307ae060d
6343667 scrub/resilver has to start over when a snapshot is taken
ahrens
parents:
7042
diff
changeset
|
1866 |
mutex_enter(&vd->vdev_dtl_lock); |
8241
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1867 |
if (vd->vdev_dtl[DTL_MISSING].sm_space != 0 && |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1868 |
vdev_writeable(vd)) { |
7046
361307ae060d
6343667 scrub/resilver has to start over when a snapshot is taken
ahrens
parents:
7042
diff
changeset
|
1869 |
space_seg_t *ss; |
361307ae060d
6343667 scrub/resilver has to start over when a snapshot is taken
ahrens
parents:
7042
diff
changeset
|
1870 |
|
8241
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1871 |
ss = avl_first(&vd->vdev_dtl[DTL_MISSING].sm_root); |
7046
361307ae060d
6343667 scrub/resilver has to start over when a snapshot is taken
ahrens
parents:
7042
diff
changeset
|
1872 |
thismin = ss->ss_start - 1; |
8241
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1873 |
ss = avl_last(&vd->vdev_dtl[DTL_MISSING].sm_root); |
7046
361307ae060d
6343667 scrub/resilver has to start over when a snapshot is taken
ahrens
parents:
7042
diff
changeset
|
1874 |
thismax = ss->ss_end; |
361307ae060d
6343667 scrub/resilver has to start over when a snapshot is taken
ahrens
parents:
7042
diff
changeset
|
1875 |
needed = B_TRUE; |
361307ae060d
6343667 scrub/resilver has to start over when a snapshot is taken
ahrens
parents:
7042
diff
changeset
|
1876 |
} |
361307ae060d
6343667 scrub/resilver has to start over when a snapshot is taken
ahrens
parents:
7042
diff
changeset
|
1877 |
mutex_exit(&vd->vdev_dtl_lock); |
361307ae060d
6343667 scrub/resilver has to start over when a snapshot is taken
ahrens
parents:
7042
diff
changeset
|
1878 |
} else { |
8241
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1879 |
for (int c = 0; c < vd->vdev_children; c++) { |
7046
361307ae060d
6343667 scrub/resilver has to start over when a snapshot is taken
ahrens
parents:
7042
diff
changeset
|
1880 |
vdev_t *cvd = vd->vdev_child[c]; |
361307ae060d
6343667 scrub/resilver has to start over when a snapshot is taken
ahrens
parents:
7042
diff
changeset
|
1881 |
uint64_t cmin, cmax; |
361307ae060d
6343667 scrub/resilver has to start over when a snapshot is taken
ahrens
parents:
7042
diff
changeset
|
1882 |
|
361307ae060d
6343667 scrub/resilver has to start over when a snapshot is taken
ahrens
parents:
7042
diff
changeset
|
1883 |
if (vdev_resilver_needed(cvd, &cmin, &cmax)) { |
361307ae060d
6343667 scrub/resilver has to start over when a snapshot is taken
ahrens
parents:
7042
diff
changeset
|
1884 |
thismin = MIN(thismin, cmin); |
361307ae060d
6343667 scrub/resilver has to start over when a snapshot is taken
ahrens
parents:
7042
diff
changeset
|
1885 |
thismax = MAX(thismax, cmax); |
361307ae060d
6343667 scrub/resilver has to start over when a snapshot is taken
ahrens
parents:
7042
diff
changeset
|
1886 |
needed = B_TRUE; |
361307ae060d
6343667 scrub/resilver has to start over when a snapshot is taken
ahrens
parents:
7042
diff
changeset
|
1887 |
} |
361307ae060d
6343667 scrub/resilver has to start over when a snapshot is taken
ahrens
parents:
7042
diff
changeset
|
1888 |
} |
361307ae060d
6343667 scrub/resilver has to start over when a snapshot is taken
ahrens
parents:
7042
diff
changeset
|
1889 |
} |
361307ae060d
6343667 scrub/resilver has to start over when a snapshot is taken
ahrens
parents:
7042
diff
changeset
|
1890 |
|
361307ae060d
6343667 scrub/resilver has to start over when a snapshot is taken
ahrens
parents:
7042
diff
changeset
|
1891 |
if (needed && minp) { |
361307ae060d
6343667 scrub/resilver has to start over when a snapshot is taken
ahrens
parents:
7042
diff
changeset
|
1892 |
*minp = thismin; |
361307ae060d
6343667 scrub/resilver has to start over when a snapshot is taken
ahrens
parents:
7042
diff
changeset
|
1893 |
*maxp = thismax; |
361307ae060d
6343667 scrub/resilver has to start over when a snapshot is taken
ahrens
parents:
7042
diff
changeset
|
1894 |
} |
361307ae060d
6343667 scrub/resilver has to start over when a snapshot is taken
ahrens
parents:
7042
diff
changeset
|
1895 |
return (needed); |
361307ae060d
6343667 scrub/resilver has to start over when a snapshot is taken
ahrens
parents:
7042
diff
changeset
|
1896 |
} |
361307ae060d
6343667 scrub/resilver has to start over when a snapshot is taken
ahrens
parents:
7042
diff
changeset
|
1897 |
|
1986
628267397204
6424405 zpool import destroyed_pool can damage existing pool using same devices
eschrock
parents:
1807
diff
changeset
|
1898 |
void |
1544 | 1899 |
vdev_load(vdev_t *vd) |
789 | 1900 |
{ |
1901 |
/* |
|
1902 |
* Recursively load all children. |
|
1903 |
*/ |
|
8241
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
1904 |
for (int c = 0; c < vd->vdev_children; c++) |
1986
628267397204
6424405 zpool import destroyed_pool can damage existing pool using same devices
eschrock
parents:
1807
diff
changeset
|
1905 |
vdev_load(vd->vdev_child[c]); |
789 | 1906 |
|
1907 |
/* |
|
1585
4ad213e858a9
6395480 ztest ASSERT: rbt.bt_objset == wbt.bt_objset, line 2041
bonwick
parents:
1544
diff
changeset
|
1908 |
* If this is a top-level vdev, initialize its metaslabs. |
789 | 1909 |
*/ |
10594
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10588
diff
changeset
|
1910 |
if (vd == vd->vdev_top && !vd->vdev_ishole && |
1986
628267397204
6424405 zpool import destroyed_pool can damage existing pool using same devices
eschrock
parents:
1807
diff
changeset
|
1911 |
(vd->vdev_ashift == 0 || vd->vdev_asize == 0 || |
628267397204
6424405 zpool import destroyed_pool can damage existing pool using same devices
eschrock
parents:
1807
diff
changeset
|
1912 |
vdev_metaslab_init(vd, 0) != 0)) |
628267397204
6424405 zpool import destroyed_pool can damage existing pool using same devices
eschrock
parents:
1807
diff
changeset
|
1913 |
vdev_set_state(vd, B_FALSE, VDEV_STATE_CANT_OPEN, |
628267397204
6424405 zpool import destroyed_pool can damage existing pool using same devices
eschrock
parents:
1807
diff
changeset
|
1914 |
VDEV_AUX_CORRUPT_DATA); |
789 | 1915 |
|
1916 |
/* |
|
1917 |
* If this is a leaf vdev, load its DTL. |
|
1918 |
*/ |
|
1986
628267397204
6424405 zpool import destroyed_pool can damage existing pool using same devices
eschrock
parents:
1807
diff
changeset
|
1919 |
if (vd->vdev_ops->vdev_op_leaf && vdev_dtl_load(vd) != 0) |
628267397204
6424405 zpool import destroyed_pool can damage existing pool using same devices
eschrock
parents:
1807
diff
changeset
|
1920 |
vdev_set_state(vd, B_FALSE, VDEV_STATE_CANT_OPEN, |
628267397204
6424405 zpool import destroyed_pool can damage existing pool using same devices
eschrock
parents:
1807
diff
changeset
|
1921 |
VDEV_AUX_CORRUPT_DATA); |
789 | 1922 |
} |
1923 |
||
2082 | 1924 |
/* |
5450 | 1925 |
* The special vdev case is used for hot spares and l2cache devices. Its |
1926 |
* sole purpose it to set the vdev state for the associated vdev. To do this, |
|
1927 |
* we make sure that we can open the underlying device, then try to read the |
|
1928 |
* label, and make sure that the label is sane and that it hasn't been |
|
1929 |
* repurposed to another pool. |
|
2082 | 1930 |
*/ |
1931 |
int |
|
5450 | 1932 |
vdev_validate_aux(vdev_t *vd) |
2082 | 1933 |
{ |
1934 |
nvlist_t *label; |
|
1935 |
uint64_t guid, version; |
|
1936 |
uint64_t state; |
|
1937 |
||
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
1938 |
if (!vdev_readable(vd)) |
6643
3a34b0dbb107
6625086 changing cachefile doesn't remove old cache on last user
eschrock
parents:
6523
diff
changeset
|
1939 |
return (0); |
3a34b0dbb107
6625086 changing cachefile doesn't remove old cache on last user
eschrock
parents:
6523
diff
changeset
|
1940 |
|
2082 | 1941 |
if ((label = vdev_label_read_config(vd)) == NULL) { |
1942 |
vdev_set_state(vd, B_TRUE, VDEV_STATE_CANT_OPEN, |
|
1943 |
VDEV_AUX_CORRUPT_DATA); |
|
1944 |
return (-1); |
|
1945 |
} |
|
1946 |
||
1947 |
if (nvlist_lookup_uint64(label, ZPOOL_CONFIG_VERSION, &version) != 0 || |
|
4577 | 1948 |
version > SPA_VERSION || |
2082 | 1949 |
nvlist_lookup_uint64(label, ZPOOL_CONFIG_GUID, &guid) != 0 || |
1950 |
guid != vd->vdev_guid || |
|
1951 |
nvlist_lookup_uint64(label, ZPOOL_CONFIG_POOL_STATE, &state) != 0) { |
|
1952 |
vdev_set_state(vd, B_TRUE, VDEV_STATE_CANT_OPEN, |
|
1953 |
VDEV_AUX_CORRUPT_DATA); |
|
1954 |
nvlist_free(label); |
|
1955 |
return (-1); |
|
1956 |
} |
|
1957 |
||
1958 |
/* |
|
1959 |
* We don't actually check the pool state here. If it's in fact in |
|
1960 |
* use by another pool, we update this fact on the fly when requested. |
|
1961 |
*/ |
|
1962 |
nvlist_free(label); |
|
1963 |
return (0); |
|
1964 |
} |
|
1965 |
||
789 | 1966 |
void |
10594
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10588
diff
changeset
|
1967 |
vdev_remove(vdev_t *vd, uint64_t txg) |
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10588
diff
changeset
|
1968 |
{ |
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10588
diff
changeset
|
1969 |
spa_t *spa = vd->vdev_spa; |
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10588
diff
changeset
|
1970 |
objset_t *mos = spa->spa_meta_objset; |
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10588
diff
changeset
|
1971 |
dmu_tx_t *tx; |
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10588
diff
changeset
|
1972 |
|
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10588
diff
changeset
|
1973 |
tx = dmu_tx_create_assigned(spa_get_dsl(spa), txg); |
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10588
diff
changeset
|
1974 |
|
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10588
diff
changeset
|
1975 |
if (vd->vdev_dtl_smo.smo_object) { |
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10588
diff
changeset
|
1976 |
ASSERT3U(vd->vdev_dtl_smo.smo_alloc, ==, 0); |
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10588
diff
changeset
|
1977 |
(void) dmu_object_free(mos, vd->vdev_dtl_smo.smo_object, tx); |
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10588
diff
changeset
|
1978 |
vd->vdev_dtl_smo.smo_object = 0; |
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10588
diff
changeset
|
1979 |
} |
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10588
diff
changeset
|
1980 |
|
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10588
diff
changeset
|
1981 |
if (vd->vdev_ms != NULL) { |
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10588
diff
changeset
|
1982 |
for (int m = 0; m < vd->vdev_ms_count; m++) { |
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10588
diff
changeset
|
1983 |
metaslab_t *msp = vd->vdev_ms[m]; |
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10588
diff
changeset
|
1984 |
|
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10588
diff
changeset
|
1985 |
if (msp == NULL || msp->ms_smo.smo_object == 0) |
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10588
diff
changeset
|
1986 |
continue; |
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10588
diff
changeset
|
1987 |
|
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10588
diff
changeset
|
1988 |
ASSERT3U(msp->ms_smo.smo_alloc, ==, 0); |
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10588
diff
changeset
|
1989 |
(void) dmu_object_free(mos, msp->ms_smo.smo_object, tx); |
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10588
diff
changeset
|
1990 |
msp->ms_smo.smo_object = 0; |
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10588
diff
changeset
|
1991 |
} |
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10588
diff
changeset
|
1992 |
} |
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10588
diff
changeset
|
1993 |
|
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10588
diff
changeset
|
1994 |
if (vd->vdev_ms_array) { |
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10588
diff
changeset
|
1995 |
(void) dmu_object_free(mos, vd->vdev_ms_array, tx); |
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10588
diff
changeset
|
1996 |
vd->vdev_ms_array = 0; |
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10588
diff
changeset
|
1997 |
vd->vdev_ms_shift = 0; |
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10588
diff
changeset
|
1998 |
} |
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10588
diff
changeset
|
1999 |
dmu_tx_commit(tx); |
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10588
diff
changeset
|
2000 |
} |
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10588
diff
changeset
|
2001 |
|
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10588
diff
changeset
|
2002 |
void |
789 | 2003 |
vdev_sync_done(vdev_t *vd, uint64_t txg) |
2004 |
{ |
|
2005 |
metaslab_t *msp; |
|
11146
7e58f40bcb1c
6826241 Sync write IOPS drops dramatically during TXG sync
George Wilson <George.Wilson@Sun.COM>
parents:
10982
diff
changeset
|
2006 |
boolean_t reassess = !txg_list_empty(&vd->vdev_ms_list, TXG_CLEAN(txg)); |
789 | 2007 |
|
10594
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10588
diff
changeset
|
2008 |
ASSERT(!vd->vdev_ishole); |
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10588
diff
changeset
|
2009 |
|
789 | 2010 |
while (msp = txg_list_remove(&vd->vdev_ms_list, TXG_CLEAN(txg))) |
2011 |
metaslab_sync_done(msp, txg); |
|
11146
7e58f40bcb1c
6826241 Sync write IOPS drops dramatically during TXG sync
George Wilson <George.Wilson@Sun.COM>
parents:
10982
diff
changeset
|
2012 |
|
7e58f40bcb1c
6826241 Sync write IOPS drops dramatically during TXG sync
George Wilson <George.Wilson@Sun.COM>
parents:
10982
diff
changeset
|
2013 |
if (reassess) |
7e58f40bcb1c
6826241 Sync write IOPS drops dramatically during TXG sync
George Wilson <George.Wilson@Sun.COM>
parents:
10982
diff
changeset
|
2014 |
metaslab_sync_reassess(vd->vdev_mg); |
789 | 2015 |
} |
2016 |
||
2017 |
void |
|
2018 |
vdev_sync(vdev_t *vd, uint64_t txg) |
|
2019 |
{ |
|
2020 |
spa_t *spa = vd->vdev_spa; |
|
2021 |
vdev_t *lvd; |
|
2022 |
metaslab_t *msp; |
|
1732 | 2023 |
dmu_tx_t *tx; |
789 | 2024 |
|
10594
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10588
diff
changeset
|
2025 |
ASSERT(!vd->vdev_ishole); |
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10588
diff
changeset
|
2026 |
|
1732 | 2027 |
if (vd->vdev_ms_array == 0 && vd->vdev_ms_shift != 0) { |
2028 |
ASSERT(vd == vd->vdev_top); |
|
2029 |
tx = dmu_tx_create_assigned(spa->spa_dsl_pool, txg); |
|
2030 |
vd->vdev_ms_array = dmu_object_alloc(spa->spa_meta_objset, |
|
2031 |
DMU_OT_OBJECT_ARRAY, 0, DMU_OT_NONE, 0, tx); |
|
2032 |
ASSERT(vd->vdev_ms_array != 0); |
|
2033 |
vdev_config_dirty(vd); |
|
2034 |
dmu_tx_commit(tx); |
|
2035 |
} |
|
789 | 2036 |
|
12296
7cf402a7f374
6675946 'zpool status' should show the progress of resilvering for individual disk.
Lin Ling <Lin.Ling@Sun.COM>
parents:
12247
diff
changeset
|
2037 |
/* |
7cf402a7f374
6675946 'zpool status' should show the progress of resilvering for individual disk.
Lin Ling <Lin.Ling@Sun.COM>
parents:
12247
diff
changeset
|
2038 |
* Remove the metadata associated with this vdev once it's empty. |
7cf402a7f374
6675946 'zpool status' should show the progress of resilvering for individual disk.
Lin Ling <Lin.Ling@Sun.COM>
parents:
12247
diff
changeset
|
2039 |
*/ |
7cf402a7f374
6675946 'zpool status' should show the progress of resilvering for individual disk.
Lin Ling <Lin.Ling@Sun.COM>
parents:
12247
diff
changeset
|
2040 |
if (vd->vdev_stat.vs_alloc == 0 && vd->vdev_removing) |
10594
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10588
diff
changeset
|
2041 |
vdev_remove(vd, txg); |
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10588
diff
changeset
|
2042 |
|
1732 | 2043 |
while ((msp = txg_list_remove(&vd->vdev_ms_list, txg)) != NULL) { |
789 | 2044 |
metaslab_sync(msp, txg); |
1732 | 2045 |
(void) txg_list_add(&vd->vdev_ms_list, msp, TXG_CLEAN(txg)); |
2046 |
} |
|
789 | 2047 |
|
2048 |
while ((lvd = txg_list_remove(&vd->vdev_dtl_list, txg)) != NULL) |
|
2049 |
vdev_dtl_sync(lvd, txg); |
|
2050 |
||
2051 |
(void) txg_list_add(&spa->spa_vdev_txg_list, vd, TXG_CLEAN(txg)); |
|
2052 |
} |
|
2053 |
||
2054 |
uint64_t |
|
2055 |
vdev_psize_to_asize(vdev_t *vd, uint64_t psize) |
|
2056 |
{ |
|
2057 |
return (vd->vdev_ops->vdev_op_asize(vd, psize)); |
|
2058 |
} |
|
2059 |
||
4451 | 2060 |
/* |
2061 |
* Mark the given vdev faulted. A faulted vdev behaves as if the device could |
|
2062 |
* not be opened, and no I/O is attempted. |
|
2063 |
*/ |
|
789 | 2064 |
int |
10817
7dfde45252f0
6889826 ZFS retire agent should be able to repair pools
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
10685
diff
changeset
|
2065 |
vdev_fault(spa_t *spa, uint64_t guid, vdev_aux_t aux) |
4451 | 2066 |
{ |
12961
b521d551715f
6733267 Allow a pool to be imported with a missing slog
George Wilson <George.Wilson@Sun.COM>
parents:
12586
diff
changeset
|
2067 |
vdev_t *vd, *tvd; |
4451 | 2068 |
|
10685
931790026ac6
6846163 ZFS continues to use faulted logzilla, bringing system to a crawl
George Wilson <George.Wilson@Sun.COM>
parents:
10594
diff
changeset
|
2069 |
spa_vdev_state_enter(spa, SCL_NONE); |
4451 | 2070 |
|
6643
3a34b0dbb107
6625086 changing cachefile doesn't remove old cache on last user
eschrock
parents:
6523
diff
changeset
|
2071 |
if ((vd = spa_lookup_by_guid(spa, guid, B_TRUE)) == NULL) |
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
2072 |
return (spa_vdev_state_exit(spa, NULL, ENODEV)); |
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
2073 |
|
4451 | 2074 |
if (!vd->vdev_ops->vdev_op_leaf) |
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
2075 |
return (spa_vdev_state_exit(spa, NULL, ENOTSUP)); |
4451 | 2076 |
|
12961
b521d551715f
6733267 Allow a pool to be imported with a missing slog
George Wilson <George.Wilson@Sun.COM>
parents:
12586
diff
changeset
|
2077 |
tvd = vd->vdev_top; |
b521d551715f
6733267 Allow a pool to be imported with a missing slog
George Wilson <George.Wilson@Sun.COM>
parents:
12586
diff
changeset
|
2078 |
|
4451 | 2079 |
/* |
10817
7dfde45252f0
6889826 ZFS retire agent should be able to repair pools
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
10685
diff
changeset
|
2080 |
* We don't directly use the aux state here, but if we do a |
7dfde45252f0
6889826 ZFS retire agent should be able to repair pools
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
10685
diff
changeset
|
2081 |
* vdev_reopen(), we need this value to be present to remember why we |
7dfde45252f0
6889826 ZFS retire agent should be able to repair pools
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
10685
diff
changeset
|
2082 |
* were faulted. |
7dfde45252f0
6889826 ZFS retire agent should be able to repair pools
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
10685
diff
changeset
|
2083 |
*/ |
7dfde45252f0
6889826 ZFS retire agent should be able to repair pools
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
10685
diff
changeset
|
2084 |
vd->vdev_label_aux = aux; |
7dfde45252f0
6889826 ZFS retire agent should be able to repair pools
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
10685
diff
changeset
|
2085 |
|
7dfde45252f0
6889826 ZFS retire agent should be able to repair pools
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
10685
diff
changeset
|
2086 |
/* |
4451 | 2087 |
* Faulted state takes precedence over degraded. |
2088 |
*/ |
|
12247
5bcd281629f8
6911420 ZFS device removal detection should work with SCSAv3
George Wilson <George.Wilson@Sun.COM>
parents:
11982
diff
changeset
|
2089 |
vd->vdev_delayed_close = B_FALSE; |
4451 | 2090 |
vd->vdev_faulted = 1ULL; |
2091 |
vd->vdev_degraded = 0ULL; |
|
10817
7dfde45252f0
6889826 ZFS retire agent should be able to repair pools
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
10685
diff
changeset
|
2092 |
vdev_set_state(vd, B_FALSE, VDEV_STATE_FAULTED, aux); |
4451 | 2093 |
|
2094 |
/* |
|
11982
16e28ad89250
6932959 ZFS allows too many devices to be faulted
George Wilson <George.Wilson@Sun.COM>
parents:
11958
diff
changeset
|
2095 |
* If this device has the only valid copy of the data, then |
16e28ad89250
6932959 ZFS allows too many devices to be faulted
George Wilson <George.Wilson@Sun.COM>
parents:
11958
diff
changeset
|
2096 |
* back off and simply mark the vdev as degraded instead. |
4451 | 2097 |
*/ |
12961
b521d551715f
6733267 Allow a pool to be imported with a missing slog
George Wilson <George.Wilson@Sun.COM>
parents:
12586
diff
changeset
|
2098 |
if (!tvd->vdev_islog && vd->vdev_aux == NULL && vdev_dtl_required(vd)) { |
4451 | 2099 |
vd->vdev_degraded = 1ULL; |
2100 |
vd->vdev_faulted = 0ULL; |
|
2101 |
||
2102 |
/* |
|
2103 |
* If we reopen the device and it's not dead, only then do we |
|
2104 |
* mark it degraded. |
|
2105 |
*/ |
|
12961
b521d551715f
6733267 Allow a pool to be imported with a missing slog
George Wilson <George.Wilson@Sun.COM>
parents:
12586
diff
changeset
|
2106 |
vdev_reopen(tvd); |
4451 | 2107 |
|
10817
7dfde45252f0
6889826 ZFS retire agent should be able to repair pools
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
10685
diff
changeset
|
2108 |
if (vdev_readable(vd)) |
7dfde45252f0
6889826 ZFS retire agent should be able to repair pools
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
10685
diff
changeset
|
2109 |
vdev_set_state(vd, B_FALSE, VDEV_STATE_DEGRADED, aux); |
4451 | 2110 |
} |
2111 |
||
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
2112 |
return (spa_vdev_state_exit(spa, vd, 0)); |
4451 | 2113 |
} |
2114 |
||
2115 |
/* |
|
2116 |
* Mark the given vdev degraded. A degraded vdev is purely an indication to the |
|
2117 |
* user that something is wrong. The vdev continues to operate as normal as far |
|
2118 |
* as I/O is concerned. |
|
2119 |
*/ |
|
2120 |
int |
|
10817
7dfde45252f0
6889826 ZFS retire agent should be able to repair pools
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
10685
diff
changeset
|
2121 |
vdev_degrade(spa_t *spa, uint64_t guid, vdev_aux_t aux) |
4451 | 2122 |
{ |
6643
3a34b0dbb107
6625086 changing cachefile doesn't remove old cache on last user
eschrock
parents:
6523
diff
changeset
|
2123 |
vdev_t *vd; |
4451 | 2124 |
|
10685
931790026ac6
6846163 ZFS continues to use faulted logzilla, bringing system to a crawl
George Wilson <George.Wilson@Sun.COM>
parents:
10594
diff
changeset
|
2125 |
spa_vdev_state_enter(spa, SCL_NONE); |
4451 | 2126 |
|
6643
3a34b0dbb107
6625086 changing cachefile doesn't remove old cache on last user
eschrock
parents:
6523
diff
changeset
|
2127 |
if ((vd = spa_lookup_by_guid(spa, guid, B_TRUE)) == NULL) |
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
2128 |
return (spa_vdev_state_exit(spa, NULL, ENODEV)); |
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
2129 |
|
4451 | 2130 |
if (!vd->vdev_ops->vdev_op_leaf) |
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
2131 |
return (spa_vdev_state_exit(spa, NULL, ENOTSUP)); |
4451 | 2132 |
|
2133 |
/* |
|
2134 |
* If the vdev is already faulted, then don't do anything. |
|
2135 |
*/ |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
2136 |
if (vd->vdev_faulted || vd->vdev_degraded) |
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
2137 |
return (spa_vdev_state_exit(spa, NULL, 0)); |
4451 | 2138 |
|
2139 |
vd->vdev_degraded = 1ULL; |
|
2140 |
if (!vdev_is_dead(vd)) |
|
2141 |
vdev_set_state(vd, B_FALSE, VDEV_STATE_DEGRADED, |
|
10817
7dfde45252f0
6889826 ZFS retire agent should be able to repair pools
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
10685
diff
changeset
|
2142 |
aux); |
4451 | 2143 |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
2144 |
return (spa_vdev_state_exit(spa, vd, 0)); |
4451 | 2145 |
} |
2146 |
||
2147 |
/* |
|
2148 |
* Online the given vdev. If 'unspare' is set, it implies two things. First, |
|
2149 |
* any attached spare device should be detached when the device finishes |
|
2150 |
* resilvering. Second, the online should be treated like a 'test' online case, |
|
2151 |
* so no FMA events are generated if the device fails to open. |
|
2152 |
*/ |
|
2153 |
int |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
2154 |
vdev_online(spa_t *spa, uint64_t guid, uint64_t flags, vdev_state_t *newstate) |
789 | 2155 |
{ |
9816
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
2156 |
vdev_t *vd, *tvd, *pvd, *rvd = spa->spa_root_vdev; |
789 | 2157 |
|
10685
931790026ac6
6846163 ZFS continues to use faulted logzilla, bringing system to a crawl
George Wilson <George.Wilson@Sun.COM>
parents:
10594
diff
changeset
|
2158 |
spa_vdev_state_enter(spa, SCL_NONE); |
1485 | 2159 |
|
6643
3a34b0dbb107
6625086 changing cachefile doesn't remove old cache on last user
eschrock
parents:
6523
diff
changeset
|
2160 |
if ((vd = spa_lookup_by_guid(spa, guid, B_TRUE)) == NULL) |
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
2161 |
return (spa_vdev_state_exit(spa, NULL, ENODEV)); |
789 | 2162 |
|
1585
4ad213e858a9
6395480 ztest ASSERT: rbt.bt_objset == wbt.bt_objset, line 2041
bonwick
parents:
1544
diff
changeset
|
2163 |
if (!vd->vdev_ops->vdev_op_leaf) |
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
2164 |
return (spa_vdev_state_exit(spa, NULL, ENOTSUP)); |
1585
4ad213e858a9
6395480 ztest ASSERT: rbt.bt_objset == wbt.bt_objset, line 2041
bonwick
parents:
1544
diff
changeset
|
2165 |
|
9816
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
2166 |
tvd = vd->vdev_top; |
789 | 2167 |
vd->vdev_offline = B_FALSE; |
1485 | 2168 |
vd->vdev_tmpoffline = B_FALSE; |
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
2169 |
vd->vdev_checkremove = !!(flags & ZFS_ONLINE_CHECKREMOVE); |
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
2170 |
vd->vdev_forcefault = !!(flags & ZFS_ONLINE_FORCEFAULT); |
9816
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
2171 |
|
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
2172 |
/* XXX - L2ARC 1.0 does not support expansion */ |
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
2173 |
if (!vd->vdev_aux) { |
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
2174 |
for (pvd = vd; pvd != rvd; pvd = pvd->vdev_parent) |
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
2175 |
pvd->vdev_expanding = !!(flags & ZFS_ONLINE_EXPAND); |
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
2176 |
} |
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
2177 |
|
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
2178 |
vdev_reopen(tvd); |
4451 | 2179 |
vd->vdev_checkremove = vd->vdev_forcefault = B_FALSE; |
2180 |
||
9816
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
2181 |
if (!vd->vdev_aux) { |
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
2182 |
for (pvd = vd; pvd != rvd; pvd = pvd->vdev_parent) |
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
2183 |
pvd->vdev_expanding = B_FALSE; |
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
2184 |
} |
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
2185 |
|
4451 | 2186 |
if (newstate) |
2187 |
*newstate = vd->vdev_state; |
|
2188 |
if ((flags & ZFS_ONLINE_UNSPARE) && |
|
2189 |
!vdev_is_dead(vd) && vd->vdev_parent && |
|
2190 |
vd->vdev_parent->vdev_ops == &vdev_spare_ops && |
|
2191 |
vd->vdev_parent->vdev_child[0] == vd) |
|
2192 |
vd->vdev_unspare = B_TRUE; |
|
789 | 2193 |
|
9816
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
2194 |
if ((flags & ZFS_ONLINE_EXPAND) || spa->spa_autoexpand) { |
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
2195 |
|
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
2196 |
/* XXX - L2ARC 1.0 does not support expansion */ |
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
2197 |
if (vd->vdev_aux) |
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
2198 |
return (spa_vdev_state_exit(spa, vd, ENOTSUP)); |
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
2199 |
spa_async_request(spa, SPA_ASYNC_CONFIG_UPDATE); |
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
2200 |
} |
8241
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
2201 |
return (spa_vdev_state_exit(spa, vd, 0)); |
789 | 2202 |
} |
2203 |
||
10974
32d689ba6466
6897958 ASSERT in metaslab_class_space_update() with 8+ exabyte pool
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10922
diff
changeset
|
2204 |
static int |
32d689ba6466
6897958 ASSERT in metaslab_class_space_update() with 8+ exabyte pool
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10922
diff
changeset
|
2205 |
vdev_offline_locked(spa_t *spa, uint64_t guid, uint64_t flags) |
789 | 2206 |
{ |
9701
cc5b64682e64
6803605 should be able to offline log devices
George Wilson <George.Wilson@Sun.COM>
parents:
9583
diff
changeset
|
2207 |
vdev_t *vd, *tvd; |
10685
931790026ac6
6846163 ZFS continues to use faulted logzilla, bringing system to a crawl
George Wilson <George.Wilson@Sun.COM>
parents:
10594
diff
changeset
|
2208 |
int error = 0; |
931790026ac6
6846163 ZFS continues to use faulted logzilla, bringing system to a crawl
George Wilson <George.Wilson@Sun.COM>
parents:
10594
diff
changeset
|
2209 |
uint64_t generation; |
931790026ac6
6846163 ZFS continues to use faulted logzilla, bringing system to a crawl
George Wilson <George.Wilson@Sun.COM>
parents:
10594
diff
changeset
|
2210 |
metaslab_group_t *mg; |
931790026ac6
6846163 ZFS continues to use faulted logzilla, bringing system to a crawl
George Wilson <George.Wilson@Sun.COM>
parents:
10594
diff
changeset
|
2211 |
|
931790026ac6
6846163 ZFS continues to use faulted logzilla, bringing system to a crawl
George Wilson <George.Wilson@Sun.COM>
parents:
10594
diff
changeset
|
2212 |
top: |
931790026ac6
6846163 ZFS continues to use faulted logzilla, bringing system to a crawl
George Wilson <George.Wilson@Sun.COM>
parents:
10594
diff
changeset
|
2213 |
spa_vdev_state_enter(spa, SCL_ALLOC); |
789 | 2214 |
|
6643
3a34b0dbb107
6625086 changing cachefile doesn't remove old cache on last user
eschrock
parents:
6523
diff
changeset
|
2215 |
if ((vd = spa_lookup_by_guid(spa, guid, B_TRUE)) == NULL) |
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
2216 |
return (spa_vdev_state_exit(spa, NULL, ENODEV)); |
789 | 2217 |
|
1585
4ad213e858a9
6395480 ztest ASSERT: rbt.bt_objset == wbt.bt_objset, line 2041
bonwick
parents:
1544
diff
changeset
|
2218 |
if (!vd->vdev_ops->vdev_op_leaf) |
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
2219 |
return (spa_vdev_state_exit(spa, NULL, ENOTSUP)); |
1585
4ad213e858a9
6395480 ztest ASSERT: rbt.bt_objset == wbt.bt_objset, line 2041
bonwick
parents:
1544
diff
changeset
|
2220 |
|
9701
cc5b64682e64
6803605 should be able to offline log devices
George Wilson <George.Wilson@Sun.COM>
parents:
9583
diff
changeset
|
2221 |
tvd = vd->vdev_top; |
10685
931790026ac6
6846163 ZFS continues to use faulted logzilla, bringing system to a crawl
George Wilson <George.Wilson@Sun.COM>
parents:
10594
diff
changeset
|
2222 |
mg = tvd->vdev_mg; |
931790026ac6
6846163 ZFS continues to use faulted logzilla, bringing system to a crawl
George Wilson <George.Wilson@Sun.COM>
parents:
10594
diff
changeset
|
2223 |
generation = spa->spa_config_generation + 1; |
9701
cc5b64682e64
6803605 should be able to offline log devices
George Wilson <George.Wilson@Sun.COM>
parents:
9583
diff
changeset
|
2224 |
|
789 | 2225 |
/* |
1732 | 2226 |
* If the device isn't already offline, try to offline it. |
789 | 2227 |
*/ |
1732 | 2228 |
if (!vd->vdev_offline) { |
2229 |
/* |
|
8241
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
2230 |
* If this device has the only valid copy of some data, |
9701
cc5b64682e64
6803605 should be able to offline log devices
George Wilson <George.Wilson@Sun.COM>
parents:
9583
diff
changeset
|
2231 |
* don't allow it to be offlined. Log devices are always |
cc5b64682e64
6803605 should be able to offline log devices
George Wilson <George.Wilson@Sun.COM>
parents:
9583
diff
changeset
|
2232 |
* expendable. |
1732 | 2233 |
*/ |
9701
cc5b64682e64
6803605 should be able to offline log devices
George Wilson <George.Wilson@Sun.COM>
parents:
9583
diff
changeset
|
2234 |
if (!tvd->vdev_islog && vd->vdev_aux == NULL && |
cc5b64682e64
6803605 should be able to offline log devices
George Wilson <George.Wilson@Sun.COM>
parents:
9583
diff
changeset
|
2235 |
vdev_dtl_required(vd)) |
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
2236 |
return (spa_vdev_state_exit(spa, NULL, EBUSY)); |
789 | 2237 |
|
1732 | 2238 |
/* |
10922
e2081f502306
PSARC 2009/571 ZFS Deduplication Properties
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10921
diff
changeset
|
2239 |
* If the top-level is a slog and it has had allocations |
e2081f502306
PSARC 2009/571 ZFS Deduplication Properties
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10921
diff
changeset
|
2240 |
* then proceed. We check that the vdev's metaslab group |
e2081f502306
PSARC 2009/571 ZFS Deduplication Properties
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10921
diff
changeset
|
2241 |
* is not NULL since it's possible that we may have just |
e2081f502306
PSARC 2009/571 ZFS Deduplication Properties
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10921
diff
changeset
|
2242 |
* added this vdev but not yet initialized its metaslabs. |
10685
931790026ac6
6846163 ZFS continues to use faulted logzilla, bringing system to a crawl
George Wilson <George.Wilson@Sun.COM>
parents:
10594
diff
changeset
|
2243 |
*/ |
931790026ac6
6846163 ZFS continues to use faulted logzilla, bringing system to a crawl
George Wilson <George.Wilson@Sun.COM>
parents:
10594
diff
changeset
|
2244 |
if (tvd->vdev_islog && mg != NULL) { |
931790026ac6
6846163 ZFS continues to use faulted logzilla, bringing system to a crawl
George Wilson <George.Wilson@Sun.COM>
parents:
10594
diff
changeset
|
2245 |
/* |
931790026ac6
6846163 ZFS continues to use faulted logzilla, bringing system to a crawl
George Wilson <George.Wilson@Sun.COM>
parents:
10594
diff
changeset
|
2246 |
* Prevent any future allocations. |
931790026ac6
6846163 ZFS continues to use faulted logzilla, bringing system to a crawl
George Wilson <George.Wilson@Sun.COM>
parents:
10594
diff
changeset
|
2247 |
*/ |
10974
32d689ba6466
6897958 ASSERT in metaslab_class_space_update() with 8+ exabyte pool
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10922
diff
changeset
|
2248 |
metaslab_group_passivate(mg); |
10685
931790026ac6
6846163 ZFS continues to use faulted logzilla, bringing system to a crawl
George Wilson <George.Wilson@Sun.COM>
parents:
10594
diff
changeset
|
2249 |
(void) spa_vdev_state_exit(spa, vd, 0); |
931790026ac6
6846163 ZFS continues to use faulted logzilla, bringing system to a crawl
George Wilson <George.Wilson@Sun.COM>
parents:
10594
diff
changeset
|
2250 |
|
11422
42768837421d
PSARC/2009/511 zpool split
Mark J Musante <Mark.Musante@Sun.COM>
parents:
11147
diff
changeset
|
2251 |
error = spa_offline_log(spa); |
10685
931790026ac6
6846163 ZFS continues to use faulted logzilla, bringing system to a crawl
George Wilson <George.Wilson@Sun.COM>
parents:
10594
diff
changeset
|
2252 |
|
931790026ac6
6846163 ZFS continues to use faulted logzilla, bringing system to a crawl
George Wilson <George.Wilson@Sun.COM>
parents:
10594
diff
changeset
|
2253 |
spa_vdev_state_enter(spa, SCL_ALLOC); |
931790026ac6
6846163 ZFS continues to use faulted logzilla, bringing system to a crawl
George Wilson <George.Wilson@Sun.COM>
parents:
10594
diff
changeset
|
2254 |
|
931790026ac6
6846163 ZFS continues to use faulted logzilla, bringing system to a crawl
George Wilson <George.Wilson@Sun.COM>
parents:
10594
diff
changeset
|
2255 |
/* |
931790026ac6
6846163 ZFS continues to use faulted logzilla, bringing system to a crawl
George Wilson <George.Wilson@Sun.COM>
parents:
10594
diff
changeset
|
2256 |
* Check to see if the config has changed. |
931790026ac6
6846163 ZFS continues to use faulted logzilla, bringing system to a crawl
George Wilson <George.Wilson@Sun.COM>
parents:
10594
diff
changeset
|
2257 |
*/ |
931790026ac6
6846163 ZFS continues to use faulted logzilla, bringing system to a crawl
George Wilson <George.Wilson@Sun.COM>
parents:
10594
diff
changeset
|
2258 |
if (error || generation != spa->spa_config_generation) { |
10974
32d689ba6466
6897958 ASSERT in metaslab_class_space_update() with 8+ exabyte pool
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10922
diff
changeset
|
2259 |
metaslab_group_activate(mg); |
10685
931790026ac6
6846163 ZFS continues to use faulted logzilla, bringing system to a crawl
George Wilson <George.Wilson@Sun.COM>
parents:
10594
diff
changeset
|
2260 |
if (error) |
931790026ac6
6846163 ZFS continues to use faulted logzilla, bringing system to a crawl
George Wilson <George.Wilson@Sun.COM>
parents:
10594
diff
changeset
|
2261 |
return (spa_vdev_state_exit(spa, |
931790026ac6
6846163 ZFS continues to use faulted logzilla, bringing system to a crawl
George Wilson <George.Wilson@Sun.COM>
parents:
10594
diff
changeset
|
2262 |
vd, error)); |
931790026ac6
6846163 ZFS continues to use faulted logzilla, bringing system to a crawl
George Wilson <George.Wilson@Sun.COM>
parents:
10594
diff
changeset
|
2263 |
(void) spa_vdev_state_exit(spa, vd, 0); |
931790026ac6
6846163 ZFS continues to use faulted logzilla, bringing system to a crawl
George Wilson <George.Wilson@Sun.COM>
parents:
10594
diff
changeset
|
2264 |
goto top; |
931790026ac6
6846163 ZFS continues to use faulted logzilla, bringing system to a crawl
George Wilson <George.Wilson@Sun.COM>
parents:
10594
diff
changeset
|
2265 |
} |
931790026ac6
6846163 ZFS continues to use faulted logzilla, bringing system to a crawl
George Wilson <George.Wilson@Sun.COM>
parents:
10594
diff
changeset
|
2266 |
ASSERT3U(tvd->vdev_stat.vs_alloc, ==, 0); |
931790026ac6
6846163 ZFS continues to use faulted logzilla, bringing system to a crawl
George Wilson <George.Wilson@Sun.COM>
parents:
10594
diff
changeset
|
2267 |
} |
931790026ac6
6846163 ZFS continues to use faulted logzilla, bringing system to a crawl
George Wilson <George.Wilson@Sun.COM>
parents:
10594
diff
changeset
|
2268 |
|
931790026ac6
6846163 ZFS continues to use faulted logzilla, bringing system to a crawl
George Wilson <George.Wilson@Sun.COM>
parents:
10594
diff
changeset
|
2269 |
/* |
1732 | 2270 |
* Offline this device and reopen its top-level vdev. |
9701
cc5b64682e64
6803605 should be able to offline log devices
George Wilson <George.Wilson@Sun.COM>
parents:
9583
diff
changeset
|
2271 |
* If the top-level vdev is a log device then just offline |
cc5b64682e64
6803605 should be able to offline log devices
George Wilson <George.Wilson@Sun.COM>
parents:
9583
diff
changeset
|
2272 |
* it. Otherwise, if this action results in the top-level |
cc5b64682e64
6803605 should be able to offline log devices
George Wilson <George.Wilson@Sun.COM>
parents:
9583
diff
changeset
|
2273 |
* vdev becoming unusable, undo it and fail the request. |
1732 | 2274 |
*/ |
2275 |
vd->vdev_offline = B_TRUE; |
|
9701
cc5b64682e64
6803605 should be able to offline log devices
George Wilson <George.Wilson@Sun.COM>
parents:
9583
diff
changeset
|
2276 |
vdev_reopen(tvd); |
cc5b64682e64
6803605 should be able to offline log devices
George Wilson <George.Wilson@Sun.COM>
parents:
9583
diff
changeset
|
2277 |
|
cc5b64682e64
6803605 should be able to offline log devices
George Wilson <George.Wilson@Sun.COM>
parents:
9583
diff
changeset
|
2278 |
if (!tvd->vdev_islog && vd->vdev_aux == NULL && |
cc5b64682e64
6803605 should be able to offline log devices
George Wilson <George.Wilson@Sun.COM>
parents:
9583
diff
changeset
|
2279 |
vdev_is_dead(tvd)) { |
1732 | 2280 |
vd->vdev_offline = B_FALSE; |
9701
cc5b64682e64
6803605 should be able to offline log devices
George Wilson <George.Wilson@Sun.COM>
parents:
9583
diff
changeset
|
2281 |
vdev_reopen(tvd); |
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
2282 |
return (spa_vdev_state_exit(spa, NULL, EBUSY)); |
1732 | 2283 |
} |
10685
931790026ac6
6846163 ZFS continues to use faulted logzilla, bringing system to a crawl
George Wilson <George.Wilson@Sun.COM>
parents:
10594
diff
changeset
|
2284 |
|
931790026ac6
6846163 ZFS continues to use faulted logzilla, bringing system to a crawl
George Wilson <George.Wilson@Sun.COM>
parents:
10594
diff
changeset
|
2285 |
/* |
931790026ac6
6846163 ZFS continues to use faulted logzilla, bringing system to a crawl
George Wilson <George.Wilson@Sun.COM>
parents:
10594
diff
changeset
|
2286 |
* Add the device back into the metaslab rotor so that |
931790026ac6
6846163 ZFS continues to use faulted logzilla, bringing system to a crawl
George Wilson <George.Wilson@Sun.COM>
parents:
10594
diff
changeset
|
2287 |
* once we online the device it's open for business. |
931790026ac6
6846163 ZFS continues to use faulted logzilla, bringing system to a crawl
George Wilson <George.Wilson@Sun.COM>
parents:
10594
diff
changeset
|
2288 |
*/ |
931790026ac6
6846163 ZFS continues to use faulted logzilla, bringing system to a crawl
George Wilson <George.Wilson@Sun.COM>
parents:
10594
diff
changeset
|
2289 |
if (tvd->vdev_islog && mg != NULL) |
10974
32d689ba6466
6897958 ASSERT in metaslab_class_space_update() with 8+ exabyte pool
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10922
diff
changeset
|
2290 |
metaslab_group_activate(mg); |
789 | 2291 |
} |
2292 |
||
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
2293 |
vd->vdev_tmpoffline = !!(flags & ZFS_OFFLINE_TEMPORARY); |
1732 | 2294 |
|
10685
931790026ac6
6846163 ZFS continues to use faulted logzilla, bringing system to a crawl
George Wilson <George.Wilson@Sun.COM>
parents:
10594
diff
changeset
|
2295 |
return (spa_vdev_state_exit(spa, vd, 0)); |
789 | 2296 |
} |
2297 |
||
10974
32d689ba6466
6897958 ASSERT in metaslab_class_space_update() with 8+ exabyte pool
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10922
diff
changeset
|
2298 |
int |
32d689ba6466
6897958 ASSERT in metaslab_class_space_update() with 8+ exabyte pool
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10922
diff
changeset
|
2299 |
vdev_offline(spa_t *spa, uint64_t guid, uint64_t flags) |
32d689ba6466
6897958 ASSERT in metaslab_class_space_update() with 8+ exabyte pool
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10922
diff
changeset
|
2300 |
{ |
32d689ba6466
6897958 ASSERT in metaslab_class_space_update() with 8+ exabyte pool
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10922
diff
changeset
|
2301 |
int error; |
32d689ba6466
6897958 ASSERT in metaslab_class_space_update() with 8+ exabyte pool
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10922
diff
changeset
|
2302 |
|
32d689ba6466
6897958 ASSERT in metaslab_class_space_update() with 8+ exabyte pool
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10922
diff
changeset
|
2303 |
mutex_enter(&spa->spa_vdev_top_lock); |
32d689ba6466
6897958 ASSERT in metaslab_class_space_update() with 8+ exabyte pool
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10922
diff
changeset
|
2304 |
error = vdev_offline_locked(spa, guid, flags); |
32d689ba6466
6897958 ASSERT in metaslab_class_space_update() with 8+ exabyte pool
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10922
diff
changeset
|
2305 |
mutex_exit(&spa->spa_vdev_top_lock); |
32d689ba6466
6897958 ASSERT in metaslab_class_space_update() with 8+ exabyte pool
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10922
diff
changeset
|
2306 |
|
32d689ba6466
6897958 ASSERT in metaslab_class_space_update() with 8+ exabyte pool
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10922
diff
changeset
|
2307 |
return (error); |
32d689ba6466
6897958 ASSERT in metaslab_class_space_update() with 8+ exabyte pool
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10922
diff
changeset
|
2308 |
} |
32d689ba6466
6897958 ASSERT in metaslab_class_space_update() with 8+ exabyte pool
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10922
diff
changeset
|
2309 |
|
1544 | 2310 |
/* |
2311 |
* Clear the error counts associated with this vdev. Unlike vdev_online() and |
|
2312 |
* vdev_offline(), we assume the spa config is locked. We also clear all |
|
2313 |
* children. If 'vd' is NULL, then the user wants to clear all vdevs. |
|
2314 |
*/ |
|
2315 |
void |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
2316 |
vdev_clear(spa_t *spa, vdev_t *vd) |
789 | 2317 |
{ |
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
2318 |
vdev_t *rvd = spa->spa_root_vdev; |
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
2319 |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
2320 |
ASSERT(spa_config_held(spa, SCL_STATE_ALL, RW_WRITER) == SCL_STATE_ALL); |
789 | 2321 |
|
1544 | 2322 |
if (vd == NULL) |
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
2323 |
vd = rvd; |
789 | 2324 |
|
1544 | 2325 |
vd->vdev_stat.vs_read_errors = 0; |
2326 |
vd->vdev_stat.vs_write_errors = 0; |
|
2327 |
vd->vdev_stat.vs_checksum_errors = 0; |
|
789 | 2328 |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
2329 |
for (int c = 0; c < vd->vdev_children; c++) |
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
2330 |
vdev_clear(spa, vd->vdev_child[c]); |
4451 | 2331 |
|
2332 |
/* |
|
6959 | 2333 |
* If we're in the FAULTED state or have experienced failed I/O, then |
2334 |
* clear the persistent state and attempt to reopen the device. We |
|
2335 |
* also mark the vdev config dirty, so that the new faulted state is |
|
2336 |
* written out to disk. |
|
4451 | 2337 |
*/ |
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
2338 |
if (vd->vdev_faulted || vd->vdev_degraded || |
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
2339 |
!vdev_readable(vd) || !vdev_writeable(vd)) { |
6959 | 2340 |
|
10830
dd88d8700b3e
6893087 removing and inserting a faulted vdev clears faulted state
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
10817
diff
changeset
|
2341 |
/* |
dd88d8700b3e
6893087 removing and inserting a faulted vdev clears faulted state
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
10817
diff
changeset
|
2342 |
* When reopening in reponse to a clear event, it may be due to |
dd88d8700b3e
6893087 removing and inserting a faulted vdev clears faulted state
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
10817
diff
changeset
|
2343 |
* a fmadm repair request. In this case, if the device is |
dd88d8700b3e
6893087 removing and inserting a faulted vdev clears faulted state
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
10817
diff
changeset
|
2344 |
* still broken, we want to still post the ereport again. |
dd88d8700b3e
6893087 removing and inserting a faulted vdev clears faulted state
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
10817
diff
changeset
|
2345 |
*/ |
dd88d8700b3e
6893087 removing and inserting a faulted vdev clears faulted state
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
10817
diff
changeset
|
2346 |
vd->vdev_forcefault = B_TRUE; |
dd88d8700b3e
6893087 removing and inserting a faulted vdev clears faulted state
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
10817
diff
changeset
|
2347 |
|
12961
b521d551715f
6733267 Allow a pool to be imported with a missing slog
George Wilson <George.Wilson@Sun.COM>
parents:
12586
diff
changeset
|
2348 |
vd->vdev_faulted = vd->vdev_degraded = 0ULL; |
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
2349 |
vd->vdev_cant_read = B_FALSE; |
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
2350 |
vd->vdev_cant_write = B_FALSE; |
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
2351 |
|
4451 | 2352 |
vdev_reopen(vd); |
2353 |
||
10830
dd88d8700b3e
6893087 removing and inserting a faulted vdev clears faulted state
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
10817
diff
changeset
|
2354 |
vd->vdev_forcefault = B_FALSE; |
dd88d8700b3e
6893087 removing and inserting a faulted vdev clears faulted state
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
10817
diff
changeset
|
2355 |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
2356 |
if (vd != rvd) |
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
2357 |
vdev_state_dirty(vd->vdev_top); |
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
2358 |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
2359 |
if (vd->vdev_aux == NULL && !vdev_is_dead(vd)) |
4808 | 2360 |
spa_async_request(spa, SPA_ASYNC_RESILVER); |
4451 | 2361 |
|
2362 |
spa_event_notify(spa, vd, ESC_ZFS_VDEV_CLEAR); |
|
2363 |
} |
|
10830
dd88d8700b3e
6893087 removing and inserting a faulted vdev clears faulted state
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
10817
diff
changeset
|
2364 |
|
dd88d8700b3e
6893087 removing and inserting a faulted vdev clears faulted state
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
10817
diff
changeset
|
2365 |
/* |
dd88d8700b3e
6893087 removing and inserting a faulted vdev clears faulted state
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
10817
diff
changeset
|
2366 |
* When clearing a FMA-diagnosed fault, we always want to |
dd88d8700b3e
6893087 removing and inserting a faulted vdev clears faulted state
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
10817
diff
changeset
|
2367 |
* unspare the device, as we assume that the original spare was |
dd88d8700b3e
6893087 removing and inserting a faulted vdev clears faulted state
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
10817
diff
changeset
|
2368 |
* done in response to the FMA fault. |
dd88d8700b3e
6893087 removing and inserting a faulted vdev clears faulted state
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
10817
diff
changeset
|
2369 |
*/ |
dd88d8700b3e
6893087 removing and inserting a faulted vdev clears faulted state
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
10817
diff
changeset
|
2370 |
if (!vdev_is_dead(vd) && vd->vdev_parent != NULL && |
dd88d8700b3e
6893087 removing and inserting a faulted vdev clears faulted state
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
10817
diff
changeset
|
2371 |
vd->vdev_parent->vdev_ops == &vdev_spare_ops && |
dd88d8700b3e
6893087 removing and inserting a faulted vdev clears faulted state
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
10817
diff
changeset
|
2372 |
vd->vdev_parent->vdev_child[0] == vd) |
dd88d8700b3e
6893087 removing and inserting a faulted vdev clears faulted state
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
10817
diff
changeset
|
2373 |
vd->vdev_unspare = B_TRUE; |
789 | 2374 |
} |
2375 |
||
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
2376 |
boolean_t |
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
2377 |
vdev_is_dead(vdev_t *vd) |
5329 | 2378 |
{ |
10594
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10588
diff
changeset
|
2379 |
/* |
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10588
diff
changeset
|
2380 |
* Holes and missing devices are always considered "dead". |
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10588
diff
changeset
|
2381 |
* This simplifies the code since we don't have to check for |
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10588
diff
changeset
|
2382 |
* these types of devices in the various code paths. |
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10588
diff
changeset
|
2383 |
* Instead we rely on the fact that we skip over dead devices |
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10588
diff
changeset
|
2384 |
* before issuing I/O to them. |
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10588
diff
changeset
|
2385 |
*/ |
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10588
diff
changeset
|
2386 |
return (vd->vdev_state < VDEV_STATE_DEGRADED || vd->vdev_ishole || |
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10588
diff
changeset
|
2387 |
vd->vdev_ops == &vdev_missing_ops); |
5329 | 2388 |
} |
2389 |
||
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
2390 |
boolean_t |
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
2391 |
vdev_readable(vdev_t *vd) |
789 | 2392 |
{ |
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
2393 |
return (!vdev_is_dead(vd) && !vd->vdev_cant_read); |
789 | 2394 |
} |
2395 |
||
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
2396 |
boolean_t |
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
2397 |
vdev_writeable(vdev_t *vd) |
789 | 2398 |
{ |
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
2399 |
return (!vdev_is_dead(vd) && !vd->vdev_cant_write); |
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
2400 |
} |
789 | 2401 |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
2402 |
boolean_t |
7980
589f37f25048
6764914 vdev_reopen() can lead to failed allocations
George Wilson <George.Wilson@Sun.COM>
parents:
7881
diff
changeset
|
2403 |
vdev_allocatable(vdev_t *vd) |
589f37f25048
6764914 vdev_reopen() can lead to failed allocations
George Wilson <George.Wilson@Sun.COM>
parents:
7881
diff
changeset
|
2404 |
{ |
8241
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
2405 |
uint64_t state = vd->vdev_state; |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
2406 |
|
7980
589f37f25048
6764914 vdev_reopen() can lead to failed allocations
George Wilson <George.Wilson@Sun.COM>
parents:
7881
diff
changeset
|
2407 |
/* |
8241
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
2408 |
* We currently allow allocations from vdevs which may be in the |
7980
589f37f25048
6764914 vdev_reopen() can lead to failed allocations
George Wilson <George.Wilson@Sun.COM>
parents:
7881
diff
changeset
|
2409 |
* process of reopening (i.e. VDEV_STATE_CLOSED). If the device |
589f37f25048
6764914 vdev_reopen() can lead to failed allocations
George Wilson <George.Wilson@Sun.COM>
parents:
7881
diff
changeset
|
2410 |
* fails to reopen then we'll catch it later when we're holding |
8241
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
2411 |
* the proper locks. Note that we have to get the vdev state |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
2412 |
* in a local variable because although it changes atomically, |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
2413 |
* we're asking two separate questions about it. |
7980
589f37f25048
6764914 vdev_reopen() can lead to failed allocations
George Wilson <George.Wilson@Sun.COM>
parents:
7881
diff
changeset
|
2414 |
*/ |
8241
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
2415 |
return (!(state < VDEV_STATE_DEGRADED && state != VDEV_STATE_CLOSED) && |
12296
7cf402a7f374
6675946 'zpool status' should show the progress of resilvering for individual disk.
Lin Ling <Lin.Ling@Sun.COM>
parents:
12247
diff
changeset
|
2416 |
!vd->vdev_cant_write && !vd->vdev_ishole); |
7980
589f37f25048
6764914 vdev_reopen() can lead to failed allocations
George Wilson <George.Wilson@Sun.COM>
parents:
7881
diff
changeset
|
2417 |
} |
589f37f25048
6764914 vdev_reopen() can lead to failed allocations
George Wilson <George.Wilson@Sun.COM>
parents:
7881
diff
changeset
|
2418 |
|
589f37f25048
6764914 vdev_reopen() can lead to failed allocations
George Wilson <George.Wilson@Sun.COM>
parents:
7881
diff
changeset
|
2419 |
boolean_t |
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
2420 |
vdev_accessible(vdev_t *vd, zio_t *zio) |
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
2421 |
{ |
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
2422 |
ASSERT(zio->io_vd == vd); |
789 | 2423 |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
2424 |
if (vdev_is_dead(vd) || vd->vdev_remove_wanted) |
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
2425 |
return (B_FALSE); |
789 | 2426 |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
2427 |
if (zio->io_type == ZIO_TYPE_READ) |
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
2428 |
return (!vd->vdev_cant_read); |
789 | 2429 |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
2430 |
if (zio->io_type == ZIO_TYPE_WRITE) |
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
2431 |
return (!vd->vdev_cant_write); |
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
2432 |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
2433 |
return (B_TRUE); |
789 | 2434 |
} |
2435 |
||
2436 |
/* |
|
2437 |
* Get statistics for the given vdev. |
|
2438 |
*/ |
|
2439 |
void |
|
2440 |
vdev_get_stats(vdev_t *vd, vdev_stat_t *vs) |
|
2441 |
{ |
|
2442 |
vdev_t *rvd = vd->vdev_spa->spa_root_vdev; |
|
2443 |
||
2444 |
mutex_enter(&vd->vdev_stat_lock); |
|
2445 |
bcopy(&vd->vdev_stat, vs, sizeof (*vs)); |
|
2446 |
vs->vs_timestamp = gethrtime() - vs->vs_timestamp; |
|
2447 |
vs->vs_state = vd->vdev_state; |
|
9816
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
2448 |
vs->vs_rsize = vdev_get_min_asize(vd); |
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
2449 |
if (vd->vdev_ops->vdev_op_leaf) |
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
2450 |
vs->vs_rsize += VDEV_LABEL_START_SIZE + VDEV_LABEL_END_SIZE; |
789 | 2451 |
mutex_exit(&vd->vdev_stat_lock); |
2452 |
||
2453 |
/* |
|
2454 |
* If we're getting stats on the root vdev, aggregate the I/O counts |
|
2455 |
* over all top-level vdevs (i.e. the direct children of the root). |
|
2456 |
*/ |
|
2457 |
if (vd == rvd) { |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
2458 |
for (int c = 0; c < rvd->vdev_children; c++) { |
789 | 2459 |
vdev_t *cvd = rvd->vdev_child[c]; |
2460 |
vdev_stat_t *cvs = &cvd->vdev_stat; |
|
2461 |
||
2462 |
mutex_enter(&vd->vdev_stat_lock); |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
2463 |
for (int t = 0; t < ZIO_TYPES; t++) { |
789 | 2464 |
vs->vs_ops[t] += cvs->vs_ops[t]; |
2465 |
vs->vs_bytes[t] += cvs->vs_bytes[t]; |
|
2466 |
} |
|
12296
7cf402a7f374
6675946 'zpool status' should show the progress of resilvering for individual disk.
Lin Ling <Lin.Ling@Sun.COM>
parents:
12247
diff
changeset
|
2467 |
cvs->vs_scan_removing = cvd->vdev_removing; |
789 | 2468 |
mutex_exit(&vd->vdev_stat_lock); |
2469 |
} |
|
2470 |
} |
|
2471 |
} |
|
2472 |
||
2473 |
void |
|
5450 | 2474 |
vdev_clear_stats(vdev_t *vd) |
2475 |
{ |
|
2476 |
mutex_enter(&vd->vdev_stat_lock); |
|
2477 |
vd->vdev_stat.vs_space = 0; |
|
2478 |
vd->vdev_stat.vs_dspace = 0; |
|
2479 |
vd->vdev_stat.vs_alloc = 0; |
|
2480 |
mutex_exit(&vd->vdev_stat_lock); |
|
2481 |
} |
|
2482 |
||
2483 |
void |
|
12296
7cf402a7f374
6675946 'zpool status' should show the progress of resilvering for individual disk.
Lin Ling <Lin.Ling@Sun.COM>
parents:
12247
diff
changeset
|
2484 |
vdev_scan_stat_init(vdev_t *vd) |
7cf402a7f374
6675946 'zpool status' should show the progress of resilvering for individual disk.
Lin Ling <Lin.Ling@Sun.COM>
parents:
12247
diff
changeset
|
2485 |
{ |
7cf402a7f374
6675946 'zpool status' should show the progress of resilvering for individual disk.
Lin Ling <Lin.Ling@Sun.COM>
parents:
12247
diff
changeset
|
2486 |
vdev_stat_t *vs = &vd->vdev_stat; |
7cf402a7f374
6675946 'zpool status' should show the progress of resilvering for individual disk.
Lin Ling <Lin.Ling@Sun.COM>
parents:
12247
diff
changeset
|
2487 |
|
7cf402a7f374
6675946 'zpool status' should show the progress of resilvering for individual disk.
Lin Ling <Lin.Ling@Sun.COM>
parents:
12247
diff
changeset
|
2488 |
for (int c = 0; c < vd->vdev_children; c++) |
7cf402a7f374
6675946 'zpool status' should show the progress of resilvering for individual disk.
Lin Ling <Lin.Ling@Sun.COM>
parents:
12247
diff
changeset
|
2489 |
vdev_scan_stat_init(vd->vdev_child[c]); |
7cf402a7f374
6675946 'zpool status' should show the progress of resilvering for individual disk.
Lin Ling <Lin.Ling@Sun.COM>
parents:
12247
diff
changeset
|
2490 |
|
7cf402a7f374
6675946 'zpool status' should show the progress of resilvering for individual disk.
Lin Ling <Lin.Ling@Sun.COM>
parents:
12247
diff
changeset
|
2491 |
mutex_enter(&vd->vdev_stat_lock); |
7cf402a7f374
6675946 'zpool status' should show the progress of resilvering for individual disk.
Lin Ling <Lin.Ling@Sun.COM>
parents:
12247
diff
changeset
|
2492 |
vs->vs_scan_processed = 0; |
7cf402a7f374
6675946 'zpool status' should show the progress of resilvering for individual disk.
Lin Ling <Lin.Ling@Sun.COM>
parents:
12247
diff
changeset
|
2493 |
mutex_exit(&vd->vdev_stat_lock); |
7cf402a7f374
6675946 'zpool status' should show the progress of resilvering for individual disk.
Lin Ling <Lin.Ling@Sun.COM>
parents:
12247
diff
changeset
|
2494 |
} |
7cf402a7f374
6675946 'zpool status' should show the progress of resilvering for individual disk.
Lin Ling <Lin.Ling@Sun.COM>
parents:
12247
diff
changeset
|
2495 |
|
7cf402a7f374
6675946 'zpool status' should show the progress of resilvering for individual disk.
Lin Ling <Lin.Ling@Sun.COM>
parents:
12247
diff
changeset
|
2496 |
void |
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
2497 |
vdev_stat_update(zio_t *zio, uint64_t psize) |
789 | 2498 |
{ |
8241
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
2499 |
spa_t *spa = zio->io_spa; |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
2500 |
vdev_t *rvd = spa->spa_root_vdev; |
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
2501 |
vdev_t *vd = zio->io_vd ? zio->io_vd : rvd; |
789 | 2502 |
vdev_t *pvd; |
2503 |
uint64_t txg = zio->io_txg; |
|
2504 |
vdev_stat_t *vs = &vd->vdev_stat; |
|
2505 |
zio_type_t type = zio->io_type; |
|
2506 |
int flags = zio->io_flags; |
|
2507 |
||
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
2508 |
/* |
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
2509 |
* If this i/o is a gang leader, it didn't do any actual work. |
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
2510 |
*/ |
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
2511 |
if (zio->io_gang_tree) |
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
2512 |
return; |
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
2513 |
|
789 | 2514 |
if (zio->io_error == 0) { |
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
2515 |
/* |
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
2516 |
* If this is a root i/o, don't count it -- we've already |
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
2517 |
* counted the top-level vdevs, and vdev_get_stats() will |
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
2518 |
* aggregate them when asked. This reduces contention on |
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
2519 |
* the root vdev_stat_lock and implicitly handles blocks |
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
2520 |
* that compress away to holes, for which there is no i/o. |
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
2521 |
* (Holes never create vdev children, so all the counters |
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
2522 |
* remain zero, which is what we want.) |
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
2523 |
* |
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
2524 |
* Note: this only applies to successful i/o (io_error == 0) |
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
2525 |
* because unlike i/o counts, errors are not additive. |
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
2526 |
* When reading a ditto block, for example, failure of |
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
2527 |
* one top-level vdev does not imply a root-level error. |
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
2528 |
*/ |
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
2529 |
if (vd == rvd) |
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
2530 |
return; |
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
2531 |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
2532 |
ASSERT(vd == zio->io_vd); |
8241
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
2533 |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
2534 |
if (flags & ZIO_FLAG_IO_BYPASS) |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
2535 |
return; |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
2536 |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
2537 |
mutex_enter(&vd->vdev_stat_lock); |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
2538 |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
2539 |
if (flags & ZIO_FLAG_IO_REPAIR) { |
12586
b118bbd65be9
6494473 ZFS needs a way to slow down resilvering
George Wilson <George.Wilson@Sun.COM>
parents:
12296
diff
changeset
|
2540 |
if (flags & ZIO_FLAG_SCAN_THREAD) { |
12296
7cf402a7f374
6675946 'zpool status' should show the progress of resilvering for individual disk.
Lin Ling <Lin.Ling@Sun.COM>
parents:
12247
diff
changeset
|
2541 |
dsl_scan_phys_t *scn_phys = |
7cf402a7f374
6675946 'zpool status' should show the progress of resilvering for individual disk.
Lin Ling <Lin.Ling@Sun.COM>
parents:
12247
diff
changeset
|
2542 |
&spa->spa_dsl_pool->dp_scan->scn_phys; |
7cf402a7f374
6675946 'zpool status' should show the progress of resilvering for individual disk.
Lin Ling <Lin.Ling@Sun.COM>
parents:
12247
diff
changeset
|
2543 |
uint64_t *processed = &scn_phys->scn_processed; |
7cf402a7f374
6675946 'zpool status' should show the progress of resilvering for individual disk.
Lin Ling <Lin.Ling@Sun.COM>
parents:
12247
diff
changeset
|
2544 |
|
7cf402a7f374
6675946 'zpool status' should show the progress of resilvering for individual disk.
Lin Ling <Lin.Ling@Sun.COM>
parents:
12247
diff
changeset
|
2545 |
/* XXX cleanup? */ |
7cf402a7f374
6675946 'zpool status' should show the progress of resilvering for individual disk.
Lin Ling <Lin.Ling@Sun.COM>
parents:
12247
diff
changeset
|
2546 |
if (vd->vdev_ops->vdev_op_leaf) |
7cf402a7f374
6675946 'zpool status' should show the progress of resilvering for individual disk.
Lin Ling <Lin.Ling@Sun.COM>
parents:
12247
diff
changeset
|
2547 |
atomic_add_64(processed, psize); |
7cf402a7f374
6675946 'zpool status' should show the progress of resilvering for individual disk.
Lin Ling <Lin.Ling@Sun.COM>
parents:
12247
diff
changeset
|
2548 |
vs->vs_scan_processed += psize; |
7cf402a7f374
6675946 'zpool status' should show the progress of resilvering for individual disk.
Lin Ling <Lin.Ling@Sun.COM>
parents:
12247
diff
changeset
|
2549 |
} |
7cf402a7f374
6675946 'zpool status' should show the progress of resilvering for individual disk.
Lin Ling <Lin.Ling@Sun.COM>
parents:
12247
diff
changeset
|
2550 |
|
8241
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
2551 |
if (flags & ZIO_FLAG_SELF_HEAL) |
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
2552 |
vs->vs_self_healed += psize; |
789 | 2553 |
} |
8241
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
2554 |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
2555 |
vs->vs_ops[type]++; |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
2556 |
vs->vs_bytes[type] += psize; |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
2557 |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
2558 |
mutex_exit(&vd->vdev_stat_lock); |
789 | 2559 |
return; |
2560 |
} |
|
2561 |
||
2562 |
if (flags & ZIO_FLAG_SPECULATIVE) |
|
2563 |
return; |
|
2564 |
||
9725
0bf7402e8022
6843014 ZFS B_FAILFAST handling is broken
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9701
diff
changeset
|
2565 |
/* |
0bf7402e8022
6843014 ZFS B_FAILFAST handling is broken
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9701
diff
changeset
|
2566 |
* If this is an I/O error that is going to be retried, then ignore the |
0bf7402e8022
6843014 ZFS B_FAILFAST handling is broken
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9701
diff
changeset
|
2567 |
* error. Otherwise, the user may interpret B_FAILFAST I/O errors as |
0bf7402e8022
6843014 ZFS B_FAILFAST handling is broken
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9701
diff
changeset
|
2568 |
* hard errors, when in reality they can happen for any number of |
0bf7402e8022
6843014 ZFS B_FAILFAST handling is broken
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9701
diff
changeset
|
2569 |
* innocuous reasons (bus resets, MPxIO link failure, etc). |
0bf7402e8022
6843014 ZFS B_FAILFAST handling is broken
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9701
diff
changeset
|
2570 |
*/ |
0bf7402e8022
6843014 ZFS B_FAILFAST handling is broken
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9701
diff
changeset
|
2571 |
if (zio->io_error == EIO && |
0bf7402e8022
6843014 ZFS B_FAILFAST handling is broken
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9701
diff
changeset
|
2572 |
!(zio->io_flags & ZIO_FLAG_IO_RETRY)) |
0bf7402e8022
6843014 ZFS B_FAILFAST handling is broken
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9701
diff
changeset
|
2573 |
return; |
0bf7402e8022
6843014 ZFS B_FAILFAST handling is broken
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9701
diff
changeset
|
2574 |
|
10685
931790026ac6
6846163 ZFS continues to use faulted logzilla, bringing system to a crawl
George Wilson <George.Wilson@Sun.COM>
parents:
10594
diff
changeset
|
2575 |
/* |
931790026ac6
6846163 ZFS continues to use faulted logzilla, bringing system to a crawl
George Wilson <George.Wilson@Sun.COM>
parents:
10594
diff
changeset
|
2576 |
* Intent logs writes won't propagate their error to the root |
931790026ac6
6846163 ZFS continues to use faulted logzilla, bringing system to a crawl
George Wilson <George.Wilson@Sun.COM>
parents:
10594
diff
changeset
|
2577 |
* I/O so don't mark these types of failures as pool-level |
931790026ac6
6846163 ZFS continues to use faulted logzilla, bringing system to a crawl
George Wilson <George.Wilson@Sun.COM>
parents:
10594
diff
changeset
|
2578 |
* errors. |
931790026ac6
6846163 ZFS continues to use faulted logzilla, bringing system to a crawl
George Wilson <George.Wilson@Sun.COM>
parents:
10594
diff
changeset
|
2579 |
*/ |
931790026ac6
6846163 ZFS continues to use faulted logzilla, bringing system to a crawl
George Wilson <George.Wilson@Sun.COM>
parents:
10594
diff
changeset
|
2580 |
if (zio->io_vd == NULL && (zio->io_flags & ZIO_FLAG_DONT_PROPAGATE)) |
931790026ac6
6846163 ZFS continues to use faulted logzilla, bringing system to a crawl
George Wilson <George.Wilson@Sun.COM>
parents:
10594
diff
changeset
|
2581 |
return; |
931790026ac6
6846163 ZFS continues to use faulted logzilla, bringing system to a crawl
George Wilson <George.Wilson@Sun.COM>
parents:
10594
diff
changeset
|
2582 |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
2583 |
mutex_enter(&vd->vdev_stat_lock); |
9230
e4561e3eb1ef
6821169 offlining a device results in checksum errors
George Wilson <George.Wilson@Sun.COM>
parents:
9056
diff
changeset
|
2584 |
if (type == ZIO_TYPE_READ && !vdev_is_dead(vd)) { |
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
2585 |
if (zio->io_error == ECKSUM) |
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
2586 |
vs->vs_checksum_errors++; |
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
2587 |
else |
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
2588 |
vs->vs_read_errors++; |
789 | 2589 |
} |
9230
e4561e3eb1ef
6821169 offlining a device results in checksum errors
George Wilson <George.Wilson@Sun.COM>
parents:
9056
diff
changeset
|
2590 |
if (type == ZIO_TYPE_WRITE && !vdev_is_dead(vd)) |
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
2591 |
vs->vs_write_errors++; |
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
2592 |
mutex_exit(&vd->vdev_stat_lock); |
789 | 2593 |
|
8241
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
2594 |
if (type == ZIO_TYPE_WRITE && txg != 0 && |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
2595 |
(!(flags & ZIO_FLAG_IO_REPAIR) || |
12586
b118bbd65be9
6494473 ZFS needs a way to slow down resilvering
George Wilson <George.Wilson@Sun.COM>
parents:
12296
diff
changeset
|
2596 |
(flags & ZIO_FLAG_SCAN_THREAD) || |
10922
e2081f502306
PSARC 2009/571 ZFS Deduplication Properties
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10921
diff
changeset
|
2597 |
spa->spa_claiming)) { |
8241
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
2598 |
/* |
10922
e2081f502306
PSARC 2009/571 ZFS Deduplication Properties
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10921
diff
changeset
|
2599 |
* This is either a normal write (not a repair), or it's |
e2081f502306
PSARC 2009/571 ZFS Deduplication Properties
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10921
diff
changeset
|
2600 |
* a repair induced by the scrub thread, or it's a repair |
e2081f502306
PSARC 2009/571 ZFS Deduplication Properties
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10921
diff
changeset
|
2601 |
* made by zil_claim() during spa_load() in the first txg. |
e2081f502306
PSARC 2009/571 ZFS Deduplication Properties
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10921
diff
changeset
|
2602 |
* In the normal case, we commit the DTL change in the same |
e2081f502306
PSARC 2009/571 ZFS Deduplication Properties
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10921
diff
changeset
|
2603 |
* txg as the block was born. In the scrub-induced repair |
e2081f502306
PSARC 2009/571 ZFS Deduplication Properties
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10921
diff
changeset
|
2604 |
* case, we know that scrubs run in first-pass syncing context, |
e2081f502306
PSARC 2009/571 ZFS Deduplication Properties
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10921
diff
changeset
|
2605 |
* so we commit the DTL change in spa_syncing_txg(spa). |
e2081f502306
PSARC 2009/571 ZFS Deduplication Properties
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10921
diff
changeset
|
2606 |
* In the zil_claim() case, we commit in spa_first_txg(spa). |
8241
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
2607 |
* |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
2608 |
* We currently do not make DTL entries for failed spontaneous |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
2609 |
* self-healing writes triggered by normal (non-scrubbing) |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
2610 |
* reads, because we have no transactional context in which to |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
2611 |
* do so -- and it's not clear that it'd be desirable anyway. |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
2612 |
*/ |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
2613 |
if (vd->vdev_ops->vdev_op_leaf) { |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
2614 |
uint64_t commit_txg = txg; |
12586
b118bbd65be9
6494473 ZFS needs a way to slow down resilvering
George Wilson <George.Wilson@Sun.COM>
parents:
12296
diff
changeset
|
2615 |
if (flags & ZIO_FLAG_SCAN_THREAD) { |
8241
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
2616 |
ASSERT(flags & ZIO_FLAG_IO_REPAIR); |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
2617 |
ASSERT(spa_sync_pass(spa) == 1); |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
2618 |
vdev_dtl_dirty(vd, DTL_SCRUB, txg, 1); |
10922
e2081f502306
PSARC 2009/571 ZFS Deduplication Properties
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10921
diff
changeset
|
2619 |
commit_txg = spa_syncing_txg(spa); |
e2081f502306
PSARC 2009/571 ZFS Deduplication Properties
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10921
diff
changeset
|
2620 |
} else if (spa->spa_claiming) { |
e2081f502306
PSARC 2009/571 ZFS Deduplication Properties
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10921
diff
changeset
|
2621 |
ASSERT(flags & ZIO_FLAG_IO_REPAIR); |
e2081f502306
PSARC 2009/571 ZFS Deduplication Properties
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10921
diff
changeset
|
2622 |
commit_txg = spa_first_txg(spa); |
8241
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
2623 |
} |
10922
e2081f502306
PSARC 2009/571 ZFS Deduplication Properties
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10921
diff
changeset
|
2624 |
ASSERT(commit_txg >= spa_syncing_txg(spa)); |
8241
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
2625 |
if (vdev_dtl_contains(vd, DTL_MISSING, txg, 1)) |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
2626 |
return; |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
2627 |
for (pvd = vd; pvd != rvd; pvd = pvd->vdev_parent) |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
2628 |
vdev_dtl_dirty(pvd, DTL_PARTIAL, txg, 1); |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
2629 |
vdev_dirty(vd->vdev_top, VDD_DTL, vd, commit_txg); |
789 | 2630 |
} |
8241
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
2631 |
if (vd != rvd) |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
2632 |
vdev_dtl_dirty(vd, DTL_MISSING, txg, 1); |
789 | 2633 |
} |
2634 |
} |
|
2635 |
||
2636 |
/* |
|
10922
e2081f502306
PSARC 2009/571 ZFS Deduplication Properties
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10921
diff
changeset
|
2637 |
* Update the in-core space usage stats for this vdev, its metaslab class, |
e2081f502306
PSARC 2009/571 ZFS Deduplication Properties
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10921
diff
changeset
|
2638 |
* and the root vdev. |
789 | 2639 |
*/ |
2640 |
void |
|
10922
e2081f502306
PSARC 2009/571 ZFS Deduplication Properties
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10921
diff
changeset
|
2641 |
vdev_space_update(vdev_t *vd, int64_t alloc_delta, int64_t defer_delta, |
e2081f502306
PSARC 2009/571 ZFS Deduplication Properties
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10921
diff
changeset
|
2642 |
int64_t space_delta) |
789 | 2643 |
{ |
4527 | 2644 |
int64_t dspace_delta = space_delta; |
2645 |
spa_t *spa = vd->vdev_spa; |
|
2646 |
vdev_t *rvd = spa->spa_root_vdev; |
|
10922
e2081f502306
PSARC 2009/571 ZFS Deduplication Properties
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10921
diff
changeset
|
2647 |
metaslab_group_t *mg = vd->vdev_mg; |
e2081f502306
PSARC 2009/571 ZFS Deduplication Properties
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10921
diff
changeset
|
2648 |
metaslab_class_t *mc = mg ? mg->mg_class : NULL; |
4527 | 2649 |
|
789 | 2650 |
ASSERT(vd == vd->vdev_top); |
4527 | 2651 |
|
2652 |
/* |
|
2653 |
* Apply the inverse of the psize-to-asize (ie. RAID-Z) space-expansion |
|
2654 |
* factor. We must calculate this here and not at the root vdev |
|
2655 |
* because the root vdev's psize-to-asize is simply the max of its |
|
2656 |
* childrens', thus not accurate enough for us. |
|
2657 |
*/ |
|
2658 |
ASSERT((dspace_delta & (SPA_MINBLOCKSIZE-1)) == 0); |
|
9701
cc5b64682e64
6803605 should be able to offline log devices
George Wilson <George.Wilson@Sun.COM>
parents:
9583
diff
changeset
|
2659 |
ASSERT(vd->vdev_deflate_ratio != 0 || vd->vdev_isl2cache); |
4527 | 2660 |
dspace_delta = (dspace_delta >> SPA_MINBLOCKSHIFT) * |
2661 |
vd->vdev_deflate_ratio; |
|
789 | 2662 |
|
4527 | 2663 |
mutex_enter(&vd->vdev_stat_lock); |
10922
e2081f502306
PSARC 2009/571 ZFS Deduplication Properties
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10921
diff
changeset
|
2664 |
vd->vdev_stat.vs_alloc += alloc_delta; |
4527 | 2665 |
vd->vdev_stat.vs_space += space_delta; |
2666 |
vd->vdev_stat.vs_dspace += dspace_delta; |
|
2667 |
mutex_exit(&vd->vdev_stat_lock); |
|
2082 | 2668 |
|
10922
e2081f502306
PSARC 2009/571 ZFS Deduplication Properties
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10921
diff
changeset
|
2669 |
if (mc == spa_normal_class(spa)) { |
e2081f502306
PSARC 2009/571 ZFS Deduplication Properties
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10921
diff
changeset
|
2670 |
mutex_enter(&rvd->vdev_stat_lock); |
e2081f502306
PSARC 2009/571 ZFS Deduplication Properties
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10921
diff
changeset
|
2671 |
rvd->vdev_stat.vs_alloc += alloc_delta; |
e2081f502306
PSARC 2009/571 ZFS Deduplication Properties
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10921
diff
changeset
|
2672 |
rvd->vdev_stat.vs_space += space_delta; |
e2081f502306
PSARC 2009/571 ZFS Deduplication Properties
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10921
diff
changeset
|
2673 |
rvd->vdev_stat.vs_dspace += dspace_delta; |
e2081f502306
PSARC 2009/571 ZFS Deduplication Properties
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10921
diff
changeset
|
2674 |
mutex_exit(&rvd->vdev_stat_lock); |
e2081f502306
PSARC 2009/571 ZFS Deduplication Properties
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10921
diff
changeset
|
2675 |
} |
e2081f502306
PSARC 2009/571 ZFS Deduplication Properties
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10921
diff
changeset
|
2676 |
|
e2081f502306
PSARC 2009/571 ZFS Deduplication Properties
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10921
diff
changeset
|
2677 |
if (mc != NULL) { |
5450 | 2678 |
ASSERT(rvd == vd->vdev_parent); |
2679 |
ASSERT(vd->vdev_ms_count != 0); |
|
4527 | 2680 |
|
10922
e2081f502306
PSARC 2009/571 ZFS Deduplication Properties
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10921
diff
changeset
|
2681 |
metaslab_class_space_update(mc, |
e2081f502306
PSARC 2009/571 ZFS Deduplication Properties
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10921
diff
changeset
|
2682 |
alloc_delta, defer_delta, space_delta, dspace_delta); |
5450 | 2683 |
} |
789 | 2684 |
} |
2685 |
||
2686 |
/* |
|
2687 |
* Mark a top-level vdev's config as dirty, placing it on the dirty list |
|
2688 |
* so that it will be written out next time the vdev configuration is synced. |
|
2689 |
* If the root vdev is specified (vdev_top == NULL), dirty all top-level vdevs. |
|
2690 |
*/ |
|
2691 |
void |
|
2692 |
vdev_config_dirty(vdev_t *vd) |
|
2693 |
{ |
|
2694 |
spa_t *spa = vd->vdev_spa; |
|
2695 |
vdev_t *rvd = spa->spa_root_vdev; |
|
2696 |
int c; |
|
2697 |
||
1601
438b928f80c7
6397197 ADVANCE_ZIL should only visit claimed-but-not-yet-replayed logs
bonwick
parents:
1585
diff
changeset
|
2698 |
/* |
9425
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9230
diff
changeset
|
2699 |
* If this is an aux vdev (as with l2cache and spare devices), then we |
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9230
diff
changeset
|
2700 |
* update the vdev config manually and set the sync flag. |
6643
3a34b0dbb107
6625086 changing cachefile doesn't remove old cache on last user
eschrock
parents:
6523
diff
changeset
|
2701 |
*/ |
3a34b0dbb107
6625086 changing cachefile doesn't remove old cache on last user
eschrock
parents:
6523
diff
changeset
|
2702 |
if (vd->vdev_aux != NULL) { |
3a34b0dbb107
6625086 changing cachefile doesn't remove old cache on last user
eschrock
parents:
6523
diff
changeset
|
2703 |
spa_aux_vdev_t *sav = vd->vdev_aux; |
3a34b0dbb107
6625086 changing cachefile doesn't remove old cache on last user
eschrock
parents:
6523
diff
changeset
|
2704 |
nvlist_t **aux; |
3a34b0dbb107
6625086 changing cachefile doesn't remove old cache on last user
eschrock
parents:
6523
diff
changeset
|
2705 |
uint_t naux; |
3a34b0dbb107
6625086 changing cachefile doesn't remove old cache on last user
eschrock
parents:
6523
diff
changeset
|
2706 |
|
3a34b0dbb107
6625086 changing cachefile doesn't remove old cache on last user
eschrock
parents:
6523
diff
changeset
|
2707 |
for (c = 0; c < sav->sav_count; c++) { |
3a34b0dbb107
6625086 changing cachefile doesn't remove old cache on last user
eschrock
parents:
6523
diff
changeset
|
2708 |
if (sav->sav_vdevs[c] == vd) |
3a34b0dbb107
6625086 changing cachefile doesn't remove old cache on last user
eschrock
parents:
6523
diff
changeset
|
2709 |
break; |
3a34b0dbb107
6625086 changing cachefile doesn't remove old cache on last user
eschrock
parents:
6523
diff
changeset
|
2710 |
} |
3a34b0dbb107
6625086 changing cachefile doesn't remove old cache on last user
eschrock
parents:
6523
diff
changeset
|
2711 |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
2712 |
if (c == sav->sav_count) { |
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
2713 |
/* |
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
2714 |
* We're being removed. There's nothing more to do. |
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
2715 |
*/ |
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
2716 |
ASSERT(sav->sav_sync == B_TRUE); |
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
2717 |
return; |
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
2718 |
} |
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
2719 |
|
6643
3a34b0dbb107
6625086 changing cachefile doesn't remove old cache on last user
eschrock
parents:
6523
diff
changeset
|
2720 |
sav->sav_sync = B_TRUE; |
3a34b0dbb107
6625086 changing cachefile doesn't remove old cache on last user
eschrock
parents:
6523
diff
changeset
|
2721 |
|
9425
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9230
diff
changeset
|
2722 |
if (nvlist_lookup_nvlist_array(sav->sav_config, |
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9230
diff
changeset
|
2723 |
ZPOOL_CONFIG_L2CACHE, &aux, &naux) != 0) { |
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9230
diff
changeset
|
2724 |
VERIFY(nvlist_lookup_nvlist_array(sav->sav_config, |
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9230
diff
changeset
|
2725 |
ZPOOL_CONFIG_SPARES, &aux, &naux) == 0); |
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9230
diff
changeset
|
2726 |
} |
6643
3a34b0dbb107
6625086 changing cachefile doesn't remove old cache on last user
eschrock
parents:
6523
diff
changeset
|
2727 |
|
3a34b0dbb107
6625086 changing cachefile doesn't remove old cache on last user
eschrock
parents:
6523
diff
changeset
|
2728 |
ASSERT(c < naux); |
3a34b0dbb107
6625086 changing cachefile doesn't remove old cache on last user
eschrock
parents:
6523
diff
changeset
|
2729 |
|
3a34b0dbb107
6625086 changing cachefile doesn't remove old cache on last user
eschrock
parents:
6523
diff
changeset
|
2730 |
/* |
3a34b0dbb107
6625086 changing cachefile doesn't remove old cache on last user
eschrock
parents:
6523
diff
changeset
|
2731 |
* Setting the nvlist in the middle if the array is a little |
3a34b0dbb107
6625086 changing cachefile doesn't remove old cache on last user
eschrock
parents:
6523
diff
changeset
|
2732 |
* sketchy, but it will work. |
3a34b0dbb107
6625086 changing cachefile doesn't remove old cache on last user
eschrock
parents:
6523
diff
changeset
|
2733 |
*/ |
3a34b0dbb107
6625086 changing cachefile doesn't remove old cache on last user
eschrock
parents:
6523
diff
changeset
|
2734 |
nvlist_free(aux[c]); |
12296
7cf402a7f374
6675946 'zpool status' should show the progress of resilvering for individual disk.
Lin Ling <Lin.Ling@Sun.COM>
parents:
12247
diff
changeset
|
2735 |
aux[c] = vdev_config_generate(spa, vd, B_TRUE, 0); |
6643
3a34b0dbb107
6625086 changing cachefile doesn't remove old cache on last user
eschrock
parents:
6523
diff
changeset
|
2736 |
|
3a34b0dbb107
6625086 changing cachefile doesn't remove old cache on last user
eschrock
parents:
6523
diff
changeset
|
2737 |
return; |
3a34b0dbb107
6625086 changing cachefile doesn't remove old cache on last user
eschrock
parents:
6523
diff
changeset
|
2738 |
} |
3a34b0dbb107
6625086 changing cachefile doesn't remove old cache on last user
eschrock
parents:
6523
diff
changeset
|
2739 |
|
3a34b0dbb107
6625086 changing cachefile doesn't remove old cache on last user
eschrock
parents:
6523
diff
changeset
|
2740 |
/* |
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
2741 |
* The dirty list is protected by the SCL_CONFIG lock. The caller |
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
2742 |
* must either hold SCL_CONFIG as writer, or must be the sync thread |
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
2743 |
* (which holds SCL_CONFIG as reader). There's only one sync thread, |
1601
438b928f80c7
6397197 ADVANCE_ZIL should only visit claimed-but-not-yet-replayed logs
bonwick
parents:
1585
diff
changeset
|
2744 |
* so this is sufficient to ensure mutual exclusion. |
438b928f80c7
6397197 ADVANCE_ZIL should only visit claimed-but-not-yet-replayed logs
bonwick
parents:
1585
diff
changeset
|
2745 |
*/ |
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
2746 |
ASSERT(spa_config_held(spa, SCL_CONFIG, RW_WRITER) || |
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
2747 |
(dsl_pool_sync_context(spa_get_dsl(spa)) && |
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
2748 |
spa_config_held(spa, SCL_CONFIG, RW_READER))); |
1601
438b928f80c7
6397197 ADVANCE_ZIL should only visit claimed-but-not-yet-replayed logs
bonwick
parents:
1585
diff
changeset
|
2749 |
|
789 | 2750 |
if (vd == rvd) { |
2751 |
for (c = 0; c < rvd->vdev_children; c++) |
|
2752 |
vdev_config_dirty(rvd->vdev_child[c]); |
|
2753 |
} else { |
|
2754 |
ASSERT(vd == vd->vdev_top); |
|
2755 |
||
10594
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10588
diff
changeset
|
2756 |
if (!list_link_active(&vd->vdev_config_dirty_node) && |
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10588
diff
changeset
|
2757 |
!vd->vdev_ishole) |
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
2758 |
list_insert_head(&spa->spa_config_dirty_list, vd); |
789 | 2759 |
} |
2760 |
} |
|
2761 |
||
2762 |
void |
|
2763 |
vdev_config_clean(vdev_t *vd) |
|
2764 |
{ |
|
1601
438b928f80c7
6397197 ADVANCE_ZIL should only visit claimed-but-not-yet-replayed logs
bonwick
parents:
1585
diff
changeset
|
2765 |
spa_t *spa = vd->vdev_spa; |
438b928f80c7
6397197 ADVANCE_ZIL should only visit claimed-but-not-yet-replayed logs
bonwick
parents:
1585
diff
changeset
|
2766 |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
2767 |
ASSERT(spa_config_held(spa, SCL_CONFIG, RW_WRITER) || |
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
2768 |
(dsl_pool_sync_context(spa_get_dsl(spa)) && |
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
2769 |
spa_config_held(spa, SCL_CONFIG, RW_READER))); |
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
2770 |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
2771 |
ASSERT(list_link_active(&vd->vdev_config_dirty_node)); |
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
2772 |
list_remove(&spa->spa_config_dirty_list, vd); |
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
2773 |
} |
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
2774 |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
2775 |
/* |
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
2776 |
* Mark a top-level vdev's state as dirty, so that the next pass of |
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
2777 |
* spa_sync() can convert this into vdev_config_dirty(). We distinguish |
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
2778 |
* the state changes from larger config changes because they require |
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
2779 |
* much less locking, and are often needed for administrative actions. |
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
2780 |
*/ |
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
2781 |
void |
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
2782 |
vdev_state_dirty(vdev_t *vd) |
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
2783 |
{ |
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
2784 |
spa_t *spa = vd->vdev_spa; |
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
2785 |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
2786 |
ASSERT(vd == vd->vdev_top); |
1601
438b928f80c7
6397197 ADVANCE_ZIL should only visit claimed-but-not-yet-replayed logs
bonwick
parents:
1585
diff
changeset
|
2787 |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
2788 |
/* |
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
2789 |
* The state list is protected by the SCL_STATE lock. The caller |
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
2790 |
* must either hold SCL_STATE as writer, or must be the sync thread |
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
2791 |
* (which holds SCL_STATE as reader). There's only one sync thread, |
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
2792 |
* so this is sufficient to ensure mutual exclusion. |
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
2793 |
*/ |
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
2794 |
ASSERT(spa_config_held(spa, SCL_STATE, RW_WRITER) || |
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
2795 |
(dsl_pool_sync_context(spa_get_dsl(spa)) && |
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
2796 |
spa_config_held(spa, SCL_STATE, RW_READER))); |
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
2797 |
|
10922
e2081f502306
PSARC 2009/571 ZFS Deduplication Properties
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10921
diff
changeset
|
2798 |
if (!list_link_active(&vd->vdev_state_dirty_node) && !vd->vdev_ishole) |
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
2799 |
list_insert_head(&spa->spa_state_dirty_list, vd); |
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
2800 |
} |
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
2801 |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
2802 |
void |
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
2803 |
vdev_state_clean(vdev_t *vd) |
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
2804 |
{ |
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
2805 |
spa_t *spa = vd->vdev_spa; |
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
2806 |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
2807 |
ASSERT(spa_config_held(spa, SCL_STATE, RW_WRITER) || |
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
2808 |
(dsl_pool_sync_context(spa_get_dsl(spa)) && |
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
2809 |
spa_config_held(spa, SCL_STATE, RW_READER))); |
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
2810 |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
2811 |
ASSERT(list_link_active(&vd->vdev_state_dirty_node)); |
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
2812 |
list_remove(&spa->spa_state_dirty_list, vd); |
789 | 2813 |
} |
2814 |
||
6523
c1d2a7f04573
6616739 panic message ZFS: I/O failure (write on <unknown> is not very helpful
ek110237
parents:
5530
diff
changeset
|
2815 |
/* |
c1d2a7f04573
6616739 panic message ZFS: I/O failure (write on <unknown> is not very helpful
ek110237
parents:
5530
diff
changeset
|
2816 |
* Propagate vdev state up from children to parent. |
c1d2a7f04573
6616739 panic message ZFS: I/O failure (write on <unknown> is not very helpful
ek110237
parents:
5530
diff
changeset
|
2817 |
*/ |
1775
e51e26b432c0
6410698 ZFS metadata needs to be more highly replicated (ditto blocks)
billm
parents:
1732
diff
changeset
|
2818 |
void |
e51e26b432c0
6410698 ZFS metadata needs to be more highly replicated (ditto blocks)
billm
parents:
1732
diff
changeset
|
2819 |
vdev_propagate_state(vdev_t *vd) |
e51e26b432c0
6410698 ZFS metadata needs to be more highly replicated (ditto blocks)
billm
parents:
1732
diff
changeset
|
2820 |
{ |
8241
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
2821 |
spa_t *spa = vd->vdev_spa; |
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
2822 |
vdev_t *rvd = spa->spa_root_vdev; |
1775
e51e26b432c0
6410698 ZFS metadata needs to be more highly replicated (ditto blocks)
billm
parents:
1732
diff
changeset
|
2823 |
int degraded = 0, faulted = 0; |
e51e26b432c0
6410698 ZFS metadata needs to be more highly replicated (ditto blocks)
billm
parents:
1732
diff
changeset
|
2824 |
int corrupted = 0; |
e51e26b432c0
6410698 ZFS metadata needs to be more highly replicated (ditto blocks)
billm
parents:
1732
diff
changeset
|
2825 |
vdev_t *child; |
e51e26b432c0
6410698 ZFS metadata needs to be more highly replicated (ditto blocks)
billm
parents:
1732
diff
changeset
|
2826 |
|
4451 | 2827 |
if (vd->vdev_children > 0) { |
9816
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
2828 |
for (int c = 0; c < vd->vdev_children; c++) { |
4451 | 2829 |
child = vd->vdev_child[c]; |
6976
cae5f06df471
PSARC 2008/388 Short circuit for vdev probe failure
eschrock
parents:
6959
diff
changeset
|
2830 |
|
10594
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10588
diff
changeset
|
2831 |
/* |
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10588
diff
changeset
|
2832 |
* Don't factor holes into the decision. |
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10588
diff
changeset
|
2833 |
*/ |
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10588
diff
changeset
|
2834 |
if (child->vdev_ishole) |
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10588
diff
changeset
|
2835 |
continue; |
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10588
diff
changeset
|
2836 |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
2837 |
if (!vdev_readable(child) || |
8241
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8123
diff
changeset
|
2838 |
(!vdev_writeable(child) && spa_writeable(spa))) { |
6976
cae5f06df471
PSARC 2008/388 Short circuit for vdev probe failure
eschrock
parents:
6959
diff
changeset
|
2839 |
/* |
cae5f06df471
PSARC 2008/388 Short circuit for vdev probe failure
eschrock
parents:
6959
diff
changeset
|
2840 |
* Root special: if there is a top-level log |
cae5f06df471
PSARC 2008/388 Short circuit for vdev probe failure
eschrock
parents:
6959
diff
changeset
|
2841 |
* device, treat the root vdev as if it were |
cae5f06df471
PSARC 2008/388 Short circuit for vdev probe failure
eschrock
parents:
6959
diff
changeset
|
2842 |
* degraded. |
cae5f06df471
PSARC 2008/388 Short circuit for vdev probe failure
eschrock
parents:
6959
diff
changeset
|
2843 |
*/ |
cae5f06df471
PSARC 2008/388 Short circuit for vdev probe failure
eschrock
parents:
6959
diff
changeset
|
2844 |
if (child->vdev_islog && vd == rvd) |
cae5f06df471
PSARC 2008/388 Short circuit for vdev probe failure
eschrock
parents:
6959
diff
changeset
|
2845 |
degraded++; |
cae5f06df471
PSARC 2008/388 Short circuit for vdev probe failure
eschrock
parents:
6959
diff
changeset
|
2846 |
else |
cae5f06df471
PSARC 2008/388 Short circuit for vdev probe failure
eschrock
parents:
6959
diff
changeset
|
2847 |
faulted++; |
cae5f06df471
PSARC 2008/388 Short circuit for vdev probe failure
eschrock
parents:
6959
diff
changeset
|
2848 |
} else if (child->vdev_state <= VDEV_STATE_DEGRADED) { |
4451 | 2849 |
degraded++; |
6976
cae5f06df471
PSARC 2008/388 Short circuit for vdev probe failure
eschrock
parents:
6959
diff
changeset
|
2850 |
} |
4451 | 2851 |
|
2852 |
if (child->vdev_stat.vs_aux == VDEV_AUX_CORRUPT_DATA) |
|
2853 |
corrupted++; |
|
2854 |
} |
|
1775
e51e26b432c0
6410698 ZFS metadata needs to be more highly replicated (ditto blocks)
billm
parents:
1732
diff
changeset
|
2855 |
|
4451 | 2856 |
vd->vdev_ops->vdev_op_state_change(vd, faulted, degraded); |
2857 |
||
2858 |
/* |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7313
diff
changeset
|
2859 |
* Root special: if there is a top-level vdev that cannot be |
4451 | 2860 |
* opened due to corrupted metadata, then propagate the root |
2861 |
* vdev's aux state as 'corrupt' rather than 'insufficient |
|
2862 |
* replicas'. |
|
2863 |
*/ |
|
2864 |
if (corrupted && vd == rvd && |
|
2865 |
rvd->vdev_state == VDEV_STATE_CANT_OPEN) |
|
2866 |
vdev_set_state(rvd, B_FALSE, VDEV_STATE_CANT_OPEN, |
|
2867 |
VDEV_AUX_CORRUPT_DATA); |
|
1775
e51e26b432c0
6410698 ZFS metadata needs to be more highly replicated (ditto blocks)
billm
parents:
1732
diff
changeset
|
2868 |
} |
e51e26b432c0
6410698 ZFS metadata needs to be more highly replicated (ditto blocks)
billm
parents:
1732
diff
changeset
|
2869 |
|
6976
cae5f06df471
PSARC 2008/388 Short circuit for vdev probe failure
eschrock
parents:
6959
diff
changeset
|
2870 |
if (vd->vdev_parent) |
4451 | 2871 |
vdev_propagate_state(vd->vdev_parent); |
1775
e51e26b432c0
6410698 ZFS metadata needs to be more highly replicated (ditto blocks)
billm
parents:
1732
diff
changeset
|
2872 |
} |
e51e26b432c0
6410698 ZFS metadata needs to be more highly replicated (ditto blocks)
billm
parents:
1732
diff
changeset
|
2873 |
|
789 | 2874 |
/* |
1544 | 2875 |
* Set a vdev's state. If this is during an open, we don't update the parent |
2876 |
* state, because we're in the process of opening children depth-first. |
|
2877 |
* Otherwise, we propagate the change to the parent. |
|
2878 |
* |
|
2879 |
* If this routine places a device in a faulted state, an appropriate ereport is |
|
2880 |
* generated. |
|
789 | 2881 |
*/ |
2882 |
void |
|
1544 | 2883 |
vdev_set_state(vdev_t *vd, boolean_t isopen, vdev_state_t state, vdev_aux_t aux) |
789 | 2884 |
{ |
1986
628267397204
6424405 zpool import destroyed_pool can damage existing pool using same devices
eschrock
parents:
1807
diff
changeset
|
2885 |
uint64_t save_state; |
6643
3a34b0dbb107
6625086 changing cachefile doesn't remove old cache on last user
eschrock
parents:
6523
diff
changeset
|
2886 |
spa_t *spa = vd->vdev_spa; |
1544 | 2887 |
|
2888 |
if (state == vd->vdev_state) { |
|
2889 |
vd->vdev_stat.vs_aux = aux; |
|
789 | 2890 |
return; |
1544 | 2891 |
} |
2892 |
||
1986
628267397204
6424405 zpool import destroyed_pool can damage existing pool using same devices
eschrock
parents:
1807
diff
changeset
|
2893 |
save_state = vd->vdev_state; |
789 | 2894 |
|
2895 |
vd->vdev_state = state; |
|
2896 |
vd->vdev_stat.vs_aux = aux; |
|
2897 |
||
4451 | 2898 |
/* |
2899 |
* If we are setting the vdev state to anything but an open state, then |
|
12247
5bcd281629f8
6911420 ZFS device removal detection should work with SCSAv3
George Wilson <George.Wilson@Sun.COM>
parents:
11982
diff
changeset
|
2900 |
* always close the underlying device unless the device has requested |
5bcd281629f8
6911420 ZFS device removal detection should work with SCSAv3
George Wilson <George.Wilson@Sun.COM>
parents:
11982
diff
changeset
|
2901 |
* a delayed close (i.e. we're about to remove or fault the device). |
5bcd281629f8
6911420 ZFS device removal detection should work with SCSAv3
George Wilson <George.Wilson@Sun.COM>
parents:
11982
diff
changeset
|
2902 |
* Otherwise, we keep accessible but invalid devices open forever. |
5bcd281629f8
6911420 ZFS device removal detection should work with SCSAv3
George Wilson <George.Wilson@Sun.COM>
parents:
11982
diff
changeset
|
2903 |
* We don't call vdev_close() itself, because that implies some extra |
5bcd281629f8
6911420 ZFS device removal detection should work with SCSAv3
George Wilson <George.Wilson@Sun.COM>
parents:
11982
diff
changeset
|
2904 |
* checks (offline, etc) that we don't want here. This is limited to |
5bcd281629f8
6911420 ZFS device removal detection should work with SCSAv3
George Wilson <George.Wilson@Sun.COM>
parents:
11982
diff
changeset
|
2905 |
* leaf devices, because otherwise closing the device will affect other |
5bcd281629f8
6911420 ZFS device removal detection should work with SCSAv3
George Wilson <George.Wilson@Sun.COM>
parents:
11982
diff
changeset
|
2906 |
* children. |
4451 | 2907 |
*/ |
12247
5bcd281629f8
6911420 ZFS device removal detection should work with SCSAv3
George Wilson <George.Wilson@Sun.COM>
parents:
11982
diff
changeset
|
2908 |
if (!vd->vdev_delayed_close && vdev_is_dead(vd) && |
5bcd281629f8
6911420 ZFS device removal detection should work with SCSAv3
George Wilson <George.Wilson@Sun.COM>
parents:
11982
diff
changeset
|
2909 |
vd->vdev_ops->vdev_op_leaf) |
4451 | 2910 |
vd->vdev_ops->vdev_op_close(vd); |
2911 |
||
10817
7dfde45252f0
6889826 ZFS retire agent should be able to repair pools
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
10685
diff
changeset
|
2912 |
/* |
7dfde45252f0
6889826 ZFS retire agent should be able to repair pools
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
10685
diff
changeset
|
2913 |
* If we have brought this vdev back into service, we need |
7dfde45252f0
6889826 ZFS retire agent should be able to repair pools
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
10685
diff
changeset
|
2914 |
* to notify fmd so that it can gracefully repair any outstanding |
7dfde45252f0
6889826 ZFS retire agent should be able to repair pools
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
10685
diff
changeset
|
2915 |
* cases due to a missing device. We do this in all cases, even those |
7dfde45252f0
6889826 ZFS retire agent should be able to repair pools
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
10685
diff
changeset
|
2916 |
* that probably don't correlate to a repaired fault. This is sure to |
7dfde45252f0
6889826 ZFS retire agent should be able to repair pools
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
10685
diff
changeset
|
2917 |
* catch all cases, and we let the zfs-retire agent sort it out. If |
7dfde45252f0
6889826 ZFS retire agent should be able to repair pools
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
10685
diff
changeset
|
2918 |
* this is a transient state it's OK, as the retire agent will |
7dfde45252f0
6889826 ZFS retire agent should be able to repair pools
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
10685
diff
changeset
|
2919 |
* double-check the state of the vdev before repairing it. |
7dfde45252f0
6889826 ZFS retire agent should be able to repair pools
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
10685
diff
changeset
|
2920 |
*/ |
7dfde45252f0
6889826 ZFS retire agent should be able to repair pools
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
10685
diff
changeset
|
2921 |
if (state == VDEV_STATE_HEALTHY && vd->vdev_ops->vdev_op_leaf && |
7dfde45252f0
6889826 ZFS retire agent should be able to repair pools
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
10685
diff
changeset
|
2922 |
vd->vdev_prevstate != state) |
7dfde45252f0
6889826 ZFS retire agent should be able to repair pools
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
10685
diff
changeset
|
2923 |
zfs_post_state_change(spa, vd); |
7dfde45252f0
6889826 ZFS retire agent should be able to repair pools
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
10685
diff
changeset
|
2924 |
|
4451 | 2925 |
if (vd->vdev_removed && |
2926 |
state == VDEV_STATE_CANT_OPEN && |
|
2927 |
(aux == VDEV_AUX_OPEN_FAILED || vd->vdev_checkremove)) { |
|
2928 |
/* |
|
2929 |
* If the previous state is set to VDEV_STATE_REMOVED, then this |
|
2930 |
* device was previously marked removed and someone attempted to |
|
2931 |
* reopen it. If this failed due to a nonexistent device, then |
|
2932 |
* keep the device in the REMOVED state. We also let this be if |
|
2933 |
* it is one of our special test online cases, which is only |
|
2934 |
* attempting to online the device and shouldn't generate an FMA |
|
2935 |
* fault. |
|
2936 |
*/ |
|
2937 |
vd->vdev_state = VDEV_STATE_REMOVED; |
|
2938 |
vd->vdev_stat.vs_aux = VDEV_AUX_NONE; |
|
2939 |
} else if (state == VDEV_STATE_REMOVED) { |
|
2940 |
vd->vdev_removed = B_TRUE; |
|
2941 |
} else if (state == VDEV_STATE_CANT_OPEN) { |
|
1544 | 2942 |
/* |
2943 |
* If we fail to open a vdev during an import, we mark it as |
|
2944 |
* "not available", which signifies that it was never there to |
|
2945 |
* begin with. Failure to open such a device is not considered |
|
2946 |
* an error. |
|
2947 |
*/ |
|
11147
74e8c05021f1
6678033 resilver code should prefetch
George Wilson <George.Wilson@Sun.COM>
parents:
11146
diff
changeset
|
2948 |
if (spa_load_state(spa) == SPA_LOAD_IMPORT && |
1986
628267397204
6424405 zpool import destroyed_pool can damage existing pool using same devices
eschrock
parents:
1807
diff
changeset
|
2949 |
vd->vdev_ops->vdev_op_leaf) |
628267397204
6424405 zpool import destroyed_pool can damage existing pool using same devices
eschrock
parents:
1807
diff
changeset
|
2950 |
vd->vdev_not_present = 1; |
628267397204
6424405 zpool import destroyed_pool can damage existing pool using same devices
eschrock
parents:
1807
diff
changeset
|
2951 |
|
628267397204
6424405 zpool import destroyed_pool can damage existing pool using same devices
eschrock
parents:
1807
diff
changeset
|
2952 |
/* |
628267397204
6424405 zpool import destroyed_pool can damage existing pool using same devices
eschrock
parents:
1807
diff
changeset
|
2953 |
* Post the appropriate ereport. If the 'prevstate' field is |
628267397204
6424405 zpool import destroyed_pool can damage existing pool using same devices
eschrock
parents:
1807
diff
changeset
|
2954 |
* set to something other than VDEV_STATE_UNKNOWN, it indicates |
628267397204
6424405 zpool import destroyed_pool can damage existing pool using same devices
eschrock
parents:
1807
diff
changeset
|
2955 |
* that this is part of a vdev_reopen(). In this case, we don't |
628267397204
6424405 zpool import destroyed_pool can damage existing pool using same devices
eschrock
parents:
1807
diff
changeset
|
2956 |
* want to post the ereport if the device was already in the |
628267397204
6424405 zpool import destroyed_pool can damage existing pool using same devices
eschrock
parents:
1807
diff
changeset
|
2957 |
* CANT_OPEN state beforehand. |
4451 | 2958 |
* |
2959 |
* If the 'checkremove' flag is set, then this is an attempt to |
|
2960 |
* online the device in response to an insertion event. If we |
|
2961 |
* hit this case, then we have detected an insertion event for a |
|
2962 |
* faulted or offline device that wasn't in the removed state. |
|
2963 |
* In this scenario, we don't post an ereport because we are |
|
2964 |
* about to replace the device, or attempt an online with |
|
2965 |
* vdev_forcefault, which will generate the fault for us. |
|
1986
628267397204
6424405 zpool import destroyed_pool can damage existing pool using same devices
eschrock
parents:
1807
diff
changeset
|
2966 |
*/ |
4451 | 2967 |
if ((vd->vdev_prevstate != state || vd->vdev_forcefault) && |
2968 |
!vd->vdev_not_present && !vd->vdev_checkremove && |
|
6643
3a34b0dbb107
6625086 changing cachefile doesn't remove old cache on last user
eschrock
parents:
6523
diff
changeset
|
2969 |
vd != spa->spa_root_vdev) { |
1544 | 2970 |
const char *class; |
2971 |
||
2972 |
switch (aux) { |
|
2973 |
case VDEV_AUX_OPEN_FAILED: |
|
2974 |
class = FM_EREPORT_ZFS_DEVICE_OPEN_FAILED; |
|
2975 |
break; |
|
2976 |
case VDEV_AUX_CORRUPT_DATA: |
|
2977 |
class = FM_EREPORT_ZFS_DEVICE_CORRUPT_DATA; |
|
2978 |
break; |
|
2979 |
case VDEV_AUX_NO_REPLICAS: |
|
2980 |
class = FM_EREPORT_ZFS_DEVICE_NO_REPLICAS; |
|
2981 |
break; |
|
2982 |
case VDEV_AUX_BAD_GUID_SUM: |
|
2983 |
class = FM_EREPORT_ZFS_DEVICE_BAD_GUID_SUM; |
|
2984 |
break; |
|
2985 |
case VDEV_AUX_TOO_SMALL: |
|
2986 |
class = FM_EREPORT_ZFS_DEVICE_TOO_SMALL; |
|
2987 |
break; |
|
2988 |
case VDEV_AUX_BAD_LABEL: |
|
2989 |
class = FM_EREPORT_ZFS_DEVICE_BAD_LABEL; |
|
2990 |
break; |
|
2991 |
default: |
|
2992 |
class = FM_EREPORT_ZFS_DEVICE_UNKNOWN; |
|
2993 |
} |
|
2994 |
||
6643
3a34b0dbb107
6625086 changing cachefile doesn't remove old cache on last user
eschrock
parents:
6523
diff
changeset
|
2995 |
zfs_ereport_post(class, spa, vd, NULL, save_state, 0); |
1544 | 2996 |
} |
4451 | 2997 |
|
2998 |
/* Erase any notion of persistent removed state */ |
|
2999 |
vd->vdev_removed = B_FALSE; |
|
3000 |
} else { |
|
3001 |
vd->vdev_removed = B_FALSE; |
|
1544 | 3002 |
} |
3003 |
||
9583
b0696cd037cc
6794136 Panic BAD TRAP: type=e when importing degraded zraid pool.
Tim Haley <Tim.Haley@Sun.COM>
parents:
9512
diff
changeset
|
3004 |
if (!isopen && vd->vdev_parent) |
b0696cd037cc
6794136 Panic BAD TRAP: type=e when importing degraded zraid pool.
Tim Haley <Tim.Haley@Sun.COM>
parents:
9512
diff
changeset
|
3005 |
vdev_propagate_state(vd->vdev_parent); |
789 | 3006 |
} |
7042
46fc4b6db23e
6721094 Setting certain properties on root pools should not be allowed
gw25295
parents:
6976
diff
changeset
|
3007 |
|
46fc4b6db23e
6721094 Setting certain properties on root pools should not be allowed
gw25295
parents:
6976
diff
changeset
|
3008 |
/* |
46fc4b6db23e
6721094 Setting certain properties on root pools should not be allowed
gw25295
parents:
6976
diff
changeset
|
3009 |
* Check the vdev configuration to ensure that it's capable of supporting |
46fc4b6db23e
6721094 Setting certain properties on root pools should not be allowed
gw25295
parents:
6976
diff
changeset
|
3010 |
* a root pool. Currently, we do not support RAID-Z or partial configuration. |
46fc4b6db23e
6721094 Setting certain properties on root pools should not be allowed
gw25295
parents:
6976
diff
changeset
|
3011 |
* In addition, only a single top-level vdev is allowed and none of the leaves |
46fc4b6db23e
6721094 Setting certain properties on root pools should not be allowed
gw25295
parents:
6976
diff
changeset
|
3012 |
* can be wholedisks. |
46fc4b6db23e
6721094 Setting certain properties on root pools should not be allowed
gw25295
parents:
6976
diff
changeset
|
3013 |
*/ |
46fc4b6db23e
6721094 Setting certain properties on root pools should not be allowed
gw25295
parents:
6976
diff
changeset
|
3014 |
boolean_t |
46fc4b6db23e
6721094 Setting certain properties on root pools should not be allowed
gw25295
parents:
6976
diff
changeset
|
3015 |
vdev_is_bootable(vdev_t *vd) |
46fc4b6db23e
6721094 Setting certain properties on root pools should not be allowed
gw25295
parents:
6976
diff
changeset
|
3016 |
{ |
46fc4b6db23e
6721094 Setting certain properties on root pools should not be allowed
gw25295
parents:
6976
diff
changeset
|
3017 |
if (!vd->vdev_ops->vdev_op_leaf) { |
46fc4b6db23e
6721094 Setting certain properties on root pools should not be allowed
gw25295
parents:
6976
diff
changeset
|
3018 |
char *vdev_type = vd->vdev_ops->vdev_op_type; |
46fc4b6db23e
6721094 Setting certain properties on root pools should not be allowed
gw25295
parents:
6976
diff
changeset
|
3019 |
|
46fc4b6db23e
6721094 Setting certain properties on root pools should not be allowed
gw25295
parents:
6976
diff
changeset
|
3020 |
if (strcmp(vdev_type, VDEV_TYPE_ROOT) == 0 && |
46fc4b6db23e
6721094 Setting certain properties on root pools should not be allowed
gw25295
parents:
6976
diff
changeset
|
3021 |
vd->vdev_children > 1) { |
46fc4b6db23e
6721094 Setting certain properties on root pools should not be allowed
gw25295
parents:
6976
diff
changeset
|
3022 |
return (B_FALSE); |
46fc4b6db23e
6721094 Setting certain properties on root pools should not be allowed
gw25295
parents:
6976
diff
changeset
|
3023 |
} else if (strcmp(vdev_type, VDEV_TYPE_RAIDZ) == 0 || |
46fc4b6db23e
6721094 Setting certain properties on root pools should not be allowed
gw25295
parents:
6976
diff
changeset
|
3024 |
strcmp(vdev_type, VDEV_TYPE_MISSING) == 0) { |
46fc4b6db23e
6721094 Setting certain properties on root pools should not be allowed
gw25295
parents:
6976
diff
changeset
|
3025 |
return (B_FALSE); |
46fc4b6db23e
6721094 Setting certain properties on root pools should not be allowed
gw25295
parents:
6976
diff
changeset
|
3026 |
} |
46fc4b6db23e
6721094 Setting certain properties on root pools should not be allowed
gw25295
parents:
6976
diff
changeset
|
3027 |
} else if (vd->vdev_wholedisk == 1) { |
46fc4b6db23e
6721094 Setting certain properties on root pools should not be allowed
gw25295
parents:
6976
diff
changeset
|
3028 |
return (B_FALSE); |
46fc4b6db23e
6721094 Setting certain properties on root pools should not be allowed
gw25295
parents:
6976
diff
changeset
|
3029 |
} |
46fc4b6db23e
6721094 Setting certain properties on root pools should not be allowed
gw25295
parents:
6976
diff
changeset
|
3030 |
|
9816
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
3031 |
for (int c = 0; c < vd->vdev_children; c++) { |
7042
46fc4b6db23e
6721094 Setting certain properties on root pools should not be allowed
gw25295
parents:
6976
diff
changeset
|
3032 |
if (!vdev_is_bootable(vd->vdev_child[c])) |
46fc4b6db23e
6721094 Setting certain properties on root pools should not be allowed
gw25295
parents:
6976
diff
changeset
|
3033 |
return (B_FALSE); |
46fc4b6db23e
6721094 Setting certain properties on root pools should not be allowed
gw25295
parents:
6976
diff
changeset
|
3034 |
} |
46fc4b6db23e
6721094 Setting certain properties on root pools should not be allowed
gw25295
parents:
6976
diff
changeset
|
3035 |
return (B_TRUE); |
46fc4b6db23e
6721094 Setting certain properties on root pools should not be allowed
gw25295
parents:
6976
diff
changeset
|
3036 |
} |
9701
cc5b64682e64
6803605 should be able to offline log devices
George Wilson <George.Wilson@Sun.COM>
parents:
9583
diff
changeset
|
3037 |
|
10594
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10588
diff
changeset
|
3038 |
/* |
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10588
diff
changeset
|
3039 |
* Load the state from the original vdev tree (ovd) which |
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10588
diff
changeset
|
3040 |
* we've retrieved from the MOS config object. If the original |
12961
b521d551715f
6733267 Allow a pool to be imported with a missing slog
George Wilson <George.Wilson@Sun.COM>
parents:
12586
diff
changeset
|
3041 |
* vdev was offline or faulted then we transfer that state to the |
b521d551715f
6733267 Allow a pool to be imported with a missing slog
George Wilson <George.Wilson@Sun.COM>
parents:
12586
diff
changeset
|
3042 |
* device in the current vdev tree (nvd). |
10594
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10588
diff
changeset
|
3043 |
*/ |
9701
cc5b64682e64
6803605 should be able to offline log devices
George Wilson <George.Wilson@Sun.COM>
parents:
9583
diff
changeset
|
3044 |
void |
10594
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10588
diff
changeset
|
3045 |
vdev_load_log_state(vdev_t *nvd, vdev_t *ovd) |
9701
cc5b64682e64
6803605 should be able to offline log devices
George Wilson <George.Wilson@Sun.COM>
parents:
9583
diff
changeset
|
3046 |
{ |
10594
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10588
diff
changeset
|
3047 |
spa_t *spa = nvd->vdev_spa; |
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10588
diff
changeset
|
3048 |
|
12961
b521d551715f
6733267 Allow a pool to be imported with a missing slog
George Wilson <George.Wilson@Sun.COM>
parents:
12586
diff
changeset
|
3049 |
ASSERT(nvd->vdev_top->vdev_islog); |
10594
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10588
diff
changeset
|
3050 |
ASSERT(spa_config_held(spa, SCL_STATE_ALL, RW_WRITER) == SCL_STATE_ALL); |
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10588
diff
changeset
|
3051 |
ASSERT3U(nvd->vdev_guid, ==, ovd->vdev_guid); |
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10588
diff
changeset
|
3052 |
|
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10588
diff
changeset
|
3053 |
for (int c = 0; c < nvd->vdev_children; c++) |
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10588
diff
changeset
|
3054 |
vdev_load_log_state(nvd->vdev_child[c], ovd->vdev_child[c]); |
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10588
diff
changeset
|
3055 |
|
12961
b521d551715f
6733267 Allow a pool to be imported with a missing slog
George Wilson <George.Wilson@Sun.COM>
parents:
12586
diff
changeset
|
3056 |
if (nvd->vdev_ops->vdev_op_leaf) { |
9701
cc5b64682e64
6803605 should be able to offline log devices
George Wilson <George.Wilson@Sun.COM>
parents:
9583
diff
changeset
|
3057 |
/* |
12961
b521d551715f
6733267 Allow a pool to be imported with a missing slog
George Wilson <George.Wilson@Sun.COM>
parents:
12586
diff
changeset
|
3058 |
* Restore the persistent vdev state |
9701
cc5b64682e64
6803605 should be able to offline log devices
George Wilson <George.Wilson@Sun.COM>
parents:
9583
diff
changeset
|
3059 |
*/ |
10594
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10588
diff
changeset
|
3060 |
nvd->vdev_offline = ovd->vdev_offline; |
12961
b521d551715f
6733267 Allow a pool to be imported with a missing slog
George Wilson <George.Wilson@Sun.COM>
parents:
12586
diff
changeset
|
3061 |
nvd->vdev_faulted = ovd->vdev_faulted; |
b521d551715f
6733267 Allow a pool to be imported with a missing slog
George Wilson <George.Wilson@Sun.COM>
parents:
12586
diff
changeset
|
3062 |
nvd->vdev_degraded = ovd->vdev_degraded; |
b521d551715f
6733267 Allow a pool to be imported with a missing slog
George Wilson <George.Wilson@Sun.COM>
parents:
12586
diff
changeset
|
3063 |
nvd->vdev_removed = ovd->vdev_removed; |
9701
cc5b64682e64
6803605 should be able to offline log devices
George Wilson <George.Wilson@Sun.COM>
parents:
9583
diff
changeset
|
3064 |
} |
cc5b64682e64
6803605 should be able to offline log devices
George Wilson <George.Wilson@Sun.COM>
parents:
9583
diff
changeset
|
3065 |
} |
9816
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
3066 |
|
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
3067 |
/* |
12961
b521d551715f
6733267 Allow a pool to be imported with a missing slog
George Wilson <George.Wilson@Sun.COM>
parents:
12586
diff
changeset
|
3068 |
* Determine if a log device has valid content. If the vdev was |
b521d551715f
6733267 Allow a pool to be imported with a missing slog
George Wilson <George.Wilson@Sun.COM>
parents:
12586
diff
changeset
|
3069 |
* removed or faulted in the MOS config then we know that |
b521d551715f
6733267 Allow a pool to be imported with a missing slog
George Wilson <George.Wilson@Sun.COM>
parents:
12586
diff
changeset
|
3070 |
* the content on the log device has already been written to the pool. |
b521d551715f
6733267 Allow a pool to be imported with a missing slog
George Wilson <George.Wilson@Sun.COM>
parents:
12586
diff
changeset
|
3071 |
*/ |
b521d551715f
6733267 Allow a pool to be imported with a missing slog
George Wilson <George.Wilson@Sun.COM>
parents:
12586
diff
changeset
|
3072 |
boolean_t |
b521d551715f
6733267 Allow a pool to be imported with a missing slog
George Wilson <George.Wilson@Sun.COM>
parents:
12586
diff
changeset
|
3073 |
vdev_log_state_valid(vdev_t *vd) |
b521d551715f
6733267 Allow a pool to be imported with a missing slog
George Wilson <George.Wilson@Sun.COM>
parents:
12586
diff
changeset
|
3074 |
{ |
b521d551715f
6733267 Allow a pool to be imported with a missing slog
George Wilson <George.Wilson@Sun.COM>
parents:
12586
diff
changeset
|
3075 |
if (vd->vdev_ops->vdev_op_leaf && !vd->vdev_faulted && |
b521d551715f
6733267 Allow a pool to be imported with a missing slog
George Wilson <George.Wilson@Sun.COM>
parents:
12586
diff
changeset
|
3076 |
!vd->vdev_removed) |
b521d551715f
6733267 Allow a pool to be imported with a missing slog
George Wilson <George.Wilson@Sun.COM>
parents:
12586
diff
changeset
|
3077 |
return (B_TRUE); |
b521d551715f
6733267 Allow a pool to be imported with a missing slog
George Wilson <George.Wilson@Sun.COM>
parents:
12586
diff
changeset
|
3078 |
|
b521d551715f
6733267 Allow a pool to be imported with a missing slog
George Wilson <George.Wilson@Sun.COM>
parents:
12586
diff
changeset
|
3079 |
for (int c = 0; c < vd->vdev_children; c++) |
b521d551715f
6733267 Allow a pool to be imported with a missing slog
George Wilson <George.Wilson@Sun.COM>
parents:
12586
diff
changeset
|
3080 |
if (vdev_log_state_valid(vd->vdev_child[c])) |
b521d551715f
6733267 Allow a pool to be imported with a missing slog
George Wilson <George.Wilson@Sun.COM>
parents:
12586
diff
changeset
|
3081 |
return (B_TRUE); |
b521d551715f
6733267 Allow a pool to be imported with a missing slog
George Wilson <George.Wilson@Sun.COM>
parents:
12586
diff
changeset
|
3082 |
|
b521d551715f
6733267 Allow a pool to be imported with a missing slog
George Wilson <George.Wilson@Sun.COM>
parents:
12586
diff
changeset
|
3083 |
return (B_FALSE); |
b521d551715f
6733267 Allow a pool to be imported with a missing slog
George Wilson <George.Wilson@Sun.COM>
parents:
12586
diff
changeset
|
3084 |
} |
b521d551715f
6733267 Allow a pool to be imported with a missing slog
George Wilson <George.Wilson@Sun.COM>
parents:
12586
diff
changeset
|
3085 |
|
b521d551715f
6733267 Allow a pool to be imported with a missing slog
George Wilson <George.Wilson@Sun.COM>
parents:
12586
diff
changeset
|
3086 |
/* |
9816
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
3087 |
* Expand a vdev if possible. |
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
3088 |
*/ |
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
3089 |
void |
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
3090 |
vdev_expand(vdev_t *vd, uint64_t txg) |
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
3091 |
{ |
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
3092 |
ASSERT(vd->vdev_top == vd); |
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
3093 |
ASSERT(spa_config_held(vd->vdev_spa, SCL_ALL, RW_WRITER) == SCL_ALL); |
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
3094 |
|
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
3095 |
if ((vd->vdev_asize >> vd->vdev_ms_shift) > vd->vdev_ms_count) { |
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
3096 |
VERIFY(vdev_metaslab_init(vd, txg) == 0); |
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
3097 |
vdev_config_dirty(vd); |
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
3098 |
} |
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
3099 |
} |
11422
42768837421d
PSARC/2009/511 zpool split
Mark J Musante <Mark.Musante@Sun.COM>
parents:
11147
diff
changeset
|
3100 |
|
42768837421d
PSARC/2009/511 zpool split
Mark J Musante <Mark.Musante@Sun.COM>
parents:
11147
diff
changeset
|
3101 |
/* |
42768837421d
PSARC/2009/511 zpool split
Mark J Musante <Mark.Musante@Sun.COM>
parents:
11147
diff
changeset
|
3102 |
* Split a vdev. |
42768837421d
PSARC/2009/511 zpool split
Mark J Musante <Mark.Musante@Sun.COM>
parents:
11147
diff
changeset
|
3103 |
*/ |
42768837421d
PSARC/2009/511 zpool split
Mark J Musante <Mark.Musante@Sun.COM>
parents:
11147
diff
changeset
|
3104 |
void |
42768837421d
PSARC/2009/511 zpool split
Mark J Musante <Mark.Musante@Sun.COM>
parents:
11147
diff
changeset
|
3105 |
vdev_split(vdev_t *vd) |
42768837421d
PSARC/2009/511 zpool split
Mark J Musante <Mark.Musante@Sun.COM>
parents:
11147
diff
changeset
|
3106 |
{ |
42768837421d
PSARC/2009/511 zpool split
Mark J Musante <Mark.Musante@Sun.COM>
parents:
11147
diff
changeset
|
3107 |
vdev_t *cvd, *pvd = vd->vdev_parent; |
42768837421d
PSARC/2009/511 zpool split
Mark J Musante <Mark.Musante@Sun.COM>
parents:
11147
diff
changeset
|
3108 |
|
42768837421d
PSARC/2009/511 zpool split
Mark J Musante <Mark.Musante@Sun.COM>
parents:
11147
diff
changeset
|
3109 |
vdev_remove_child(pvd, vd); |
42768837421d
PSARC/2009/511 zpool split
Mark J Musante <Mark.Musante@Sun.COM>
parents:
11147
diff
changeset
|
3110 |
vdev_compact_children(pvd); |
42768837421d
PSARC/2009/511 zpool split
Mark J Musante <Mark.Musante@Sun.COM>
parents:
11147
diff
changeset
|
3111 |
|
42768837421d
PSARC/2009/511 zpool split
Mark J Musante <Mark.Musante@Sun.COM>
parents:
11147
diff
changeset
|
3112 |
cvd = pvd->vdev_child[0]; |
42768837421d
PSARC/2009/511 zpool split
Mark J Musante <Mark.Musante@Sun.COM>
parents:
11147
diff
changeset
|
3113 |
if (pvd->vdev_children == 1) { |
42768837421d
PSARC/2009/511 zpool split
Mark J Musante <Mark.Musante@Sun.COM>
parents:
11147
diff
changeset
|
3114 |
vdev_remove_parent(cvd); |
42768837421d
PSARC/2009/511 zpool split
Mark J Musante <Mark.Musante@Sun.COM>
parents:
11147
diff
changeset
|
3115 |
cvd->vdev_splitting = B_TRUE; |
42768837421d
PSARC/2009/511 zpool split
Mark J Musante <Mark.Musante@Sun.COM>
parents:
11147
diff
changeset
|
3116 |
} |
42768837421d
PSARC/2009/511 zpool split
Mark J Musante <Mark.Musante@Sun.COM>
parents:
11147
diff
changeset
|
3117 |
vdev_propagate_state(cvd); |
42768837421d
PSARC/2009/511 zpool split
Mark J Musante <Mark.Musante@Sun.COM>
parents:
11147
diff
changeset
|
3118 |
} |