author | Victor Latushkin <Victor.Latushkin@Sun.COM> |
Sat, 20 Feb 2010 06:04:42 +0300 | |
changeset 11726 | 9686f6127423 |
parent 11173 | 87f3734e64df |
child 11935 | 538c866aaac6 |
permissions | -rw-r--r-- |
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/* |
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* CDDL HEADER START |
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* |
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* The contents of this file are subject to the terms of the |
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* Common Development and Distribution License (the "License"). |
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* You may not use this file except in compliance with the License. |
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* |
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* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE |
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* or http://www.opensolaris.org/os/licensing. |
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* See the License for the specific language governing permissions |
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* and limitations under the License. |
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* |
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* When distributing Covered Code, include this CDDL HEADER in each |
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* file and include the License file at usr/src/OPENSOLARIS.LICENSE. |
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* If applicable, add the following below this CDDL HEADER, with the |
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* fields enclosed by brackets "[]" replaced with your own identifying |
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* information: Portions Copyright [yyyy] [name of copyright owner] |
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* |
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* CDDL HEADER END |
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*/ |
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/* |
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* Copyright 2010 Sun Microsystems, Inc. All rights reserved. |
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* Use is subject to license terms. |
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*/ |
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#ifndef _SYS_ZFS_CONTEXT_H |
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#define _SYS_ZFS_CONTEXT_H |
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#ifdef __cplusplus |
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extern "C" { |
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#endif |
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#define _SYS_MUTEX_H |
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#define _SYS_RWLOCK_H |
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#define _SYS_CONDVAR_H |
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#define _SYS_SYSTM_H |
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#define _SYS_DEBUG_H |
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#define _SYS_T_LOCK_H |
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#define _SYS_VNODE_H |
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#define _SYS_VFS_H |
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#define _SYS_SUNDDI_H |
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#define _SYS_CALLB_H |
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#include <stdio.h> |
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#include <stdlib.h> |
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#include <stddef.h> |
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#include <stdarg.h> |
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#include <fcntl.h> |
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#include <unistd.h> |
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#include <errno.h> |
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#include <string.h> |
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#include <strings.h> |
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#include <synch.h> |
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#include <thread.h> |
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#include <assert.h> |
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#include <alloca.h> |
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#include <umem.h> |
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#include <limits.h> |
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#include <atomic.h> |
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#include <dirent.h> |
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#include <time.h> |
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#include <libsysevent.h> |
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#include <sys/note.h> |
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#include <sys/types.h> |
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#include <sys/cred.h> |
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#include <sys/sysmacros.h> |
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#include <sys/bitmap.h> |
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#include <sys/resource.h> |
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#include <sys/byteorder.h> |
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#include <sys/list.h> |
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#include <sys/uio.h> |
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#include <sys/zfs_debug.h> |
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#include <sys/sdt.h> |
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#include <sys/kstat.h> |
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#include <sys/u8_textprep.h> |
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#include <sys/sysevent/eventdefs.h> |
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#include <sys/sysevent/dev.h> |
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#include <sys/sunddi.h> |
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/* |
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* Debugging |
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*/ |
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/* |
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* Note that we are not using the debugging levels. |
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*/ |
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#define CE_CONT 0 /* continuation */ |
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#define CE_NOTE 1 /* notice */ |
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#define CE_WARN 2 /* warning */ |
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#define CE_PANIC 3 /* panic */ |
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#define CE_IGNORE 4 /* print nothing */ |
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/* |
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* ZFS debugging |
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*/ |
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#ifdef ZFS_DEBUG |
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extern void dprintf_setup(int *argc, char **argv); |
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#endif /* ZFS_DEBUG */ |
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extern void cmn_err(int, const char *, ...); |
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extern void vcmn_err(int, const char *, __va_list); |
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extern void panic(const char *, ...); |
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extern void vpanic(const char *, __va_list); |
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#define fm_panic panic |
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extern int aok; |
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/* This definition is copied from assert.h. */ |
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#if defined(__STDC__) |
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#if __STDC_VERSION__ - 0 >= 199901L |
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#define zverify(EX) (void)((EX) || (aok) || \ |
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(__assert_c99(#EX, __FILE__, __LINE__, __func__), 0)) |
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#else |
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#define zverify(EX) (void)((EX) || (aok) || \ |
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(__assert(#EX, __FILE__, __LINE__), 0)) |
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#endif /* __STDC_VERSION__ - 0 >= 199901L */ |
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#else |
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#define zverify(EX) (void)((EX) || (aok) || \ |
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(_assert("EX", __FILE__, __LINE__), 0)) |
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#endif /* __STDC__ */ |
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#define VERIFY zverify |
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#define ASSERT zverify |
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#undef assert |
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#define assert zverify |
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extern void __assert(const char *, const char *, int); |
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#ifdef lint |
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#define VERIFY3_IMPL(x, y, z, t) if (x == z) ((void)0) |
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#else |
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/* BEGIN CSTYLED */ |
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#define VERIFY3_IMPL(LEFT, OP, RIGHT, TYPE) do { \ |
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const TYPE __left = (TYPE)(LEFT); \ |
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const TYPE __right = (TYPE)(RIGHT); \ |
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if (!(__left OP __right) && (!aok)) { \ |
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char *__buf = alloca(256); \ |
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(void) snprintf(__buf, 256, "%s %s %s (0x%llx %s 0x%llx)", \ |
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#LEFT, #OP, #RIGHT, \ |
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(u_longlong_t)__left, #OP, (u_longlong_t)__right); \ |
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__assert(__buf, __FILE__, __LINE__); \ |
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} \ |
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_NOTE(CONSTCOND) } while (0) |
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/* END CSTYLED */ |
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#endif /* lint */ |
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#define VERIFY3S(x, y, z) VERIFY3_IMPL(x, y, z, int64_t) |
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#define VERIFY3U(x, y, z) VERIFY3_IMPL(x, y, z, uint64_t) |
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#define VERIFY3P(x, y, z) VERIFY3_IMPL(x, y, z, uintptr_t) |
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#ifdef NDEBUG |
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#define ASSERT3S(x, y, z) ((void)0) |
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#define ASSERT3U(x, y, z) ((void)0) |
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#define ASSERT3P(x, y, z) ((void)0) |
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#else |
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#define ASSERT3S(x, y, z) VERIFY3S(x, y, z) |
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#define ASSERT3U(x, y, z) VERIFY3U(x, y, z) |
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#define ASSERT3P(x, y, z) VERIFY3P(x, y, z) |
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#endif |
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/* |
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* DTrace SDT probes have different signatures in userland than they do in |
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* kernel. If they're being used in kernel code, re-define them out of |
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* existence for their counterparts in libzpool. |
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*/ |
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#ifdef DTRACE_PROBE |
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#undef DTRACE_PROBE |
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#define DTRACE_PROBE(a) ((void)0) |
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#endif /* DTRACE_PROBE */ |
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#ifdef DTRACE_PROBE1 |
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#undef DTRACE_PROBE1 |
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#define DTRACE_PROBE1(a, b, c) ((void)0) |
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#endif /* DTRACE_PROBE1 */ |
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#ifdef DTRACE_PROBE2 |
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#undef DTRACE_PROBE2 |
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#define DTRACE_PROBE2(a, b, c, d, e) ((void)0) |
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#endif /* DTRACE_PROBE2 */ |
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#ifdef DTRACE_PROBE3 |
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#undef DTRACE_PROBE3 |
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#define DTRACE_PROBE3(a, b, c, d, e, f, g) ((void)0) |
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#endif /* DTRACE_PROBE3 */ |
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#ifdef DTRACE_PROBE4 |
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#undef DTRACE_PROBE4 |
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#define DTRACE_PROBE4(a, b, c, d, e, f, g, h, i) ((void)0) |
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#endif /* DTRACE_PROBE4 */ |
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/* |
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* Threads |
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*/ |
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#define curthread ((void *)(uintptr_t)thr_self()) |
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typedef struct kthread kthread_t; |
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#define thread_create(stk, stksize, func, arg, len, pp, state, pri) \ |
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zk_thread_create(func, arg) |
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#define thread_exit() thr_exit(NULL) |
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#define thread_join(t) panic("libzpool cannot join threads") |
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#define newproc(f, a, cid, pri, ctp, pid) (ENOSYS) |
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/* in libzpool, p0 exists only to have its address taken */ |
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struct proc { |
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uintptr_t this_is_never_used_dont_dereference_it; |
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}; |
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extern struct proc p0; |
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#define PS_NONE -1 |
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219 |
extern kthread_t *zk_thread_create(void (*func)(), void *arg); |
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220 |
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221 |
#define issig(why) (FALSE) |
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222 |
#define ISSIG(thr, why) (FALSE) |
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223 |
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224 |
/* |
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225 |
* Mutexes |
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*/ |
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227 |
typedef struct kmutex { |
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void *m_owner; |
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boolean_t initialized; |
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mutex_t m_lock; |
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} kmutex_t; |
232 |
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233 |
#define MUTEX_DEFAULT USYNC_THREAD |
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234 |
#undef MUTEX_HELD |
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235 |
#define MUTEX_HELD(m) _mutex_held(&(m)->m_lock) |
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236 |
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/* |
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238 |
* Argh -- we have to get cheesy here because the kernel and userland |
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239 |
* have different signatures for the same routine. |
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240 |
*/ |
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241 |
extern int _mutex_init(mutex_t *mp, int type, void *arg); |
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242 |
extern int _mutex_destroy(mutex_t *mp); |
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243 |
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244 |
#define mutex_init(mp, b, c, d) zmutex_init((kmutex_t *)(mp)) |
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245 |
#define mutex_destroy(mp) zmutex_destroy((kmutex_t *)(mp)) |
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246 |
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247 |
extern void zmutex_init(kmutex_t *mp); |
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248 |
extern void zmutex_destroy(kmutex_t *mp); |
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249 |
extern void mutex_enter(kmutex_t *mp); |
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250 |
extern void mutex_exit(kmutex_t *mp); |
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251 |
extern int mutex_tryenter(kmutex_t *mp); |
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252 |
extern void *mutex_owner(kmutex_t *mp); |
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253 |
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254 |
/* |
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255 |
* RW locks |
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256 |
*/ |
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257 |
typedef struct krwlock { |
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void *rw_owner; |
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boolean_t initialized; |
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rwlock_t rw_lock; |
261 |
} krwlock_t; |
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262 |
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263 |
typedef int krw_t; |
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264 |
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265 |
#define RW_READER 0 |
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266 |
#define RW_WRITER 1 |
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267 |
#define RW_DEFAULT USYNC_THREAD |
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268 |
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269 |
#undef RW_READ_HELD |
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270 |
#define RW_READ_HELD(x) _rw_read_held(&(x)->rw_lock) |
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#undef RW_WRITE_HELD |
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273 |
#define RW_WRITE_HELD(x) _rw_write_held(&(x)->rw_lock) |
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274 |
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275 |
extern void rw_init(krwlock_t *rwlp, char *name, int type, void *arg); |
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276 |
extern void rw_destroy(krwlock_t *rwlp); |
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277 |
extern void rw_enter(krwlock_t *rwlp, krw_t rw); |
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278 |
extern int rw_tryenter(krwlock_t *rwlp, krw_t rw); |
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279 |
extern int rw_tryupgrade(krwlock_t *rwlp); |
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280 |
extern void rw_exit(krwlock_t *rwlp); |
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281 |
#define rw_downgrade(rwlp) do { } while (0) |
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extern uid_t crgetuid(cred_t *cr); |
284 |
extern gid_t crgetgid(cred_t *cr); |
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285 |
extern int crgetngroups(cred_t *cr); |
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286 |
extern gid_t *crgetgroups(cred_t *cr); |
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287 |
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/* |
289 |
* Condition variables |
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290 |
*/ |
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291 |
typedef cond_t kcondvar_t; |
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292 |
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293 |
#define CV_DEFAULT USYNC_THREAD |
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294 |
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295 |
extern void cv_init(kcondvar_t *cv, char *name, int type, void *arg); |
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296 |
extern void cv_destroy(kcondvar_t *cv); |
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297 |
extern void cv_wait(kcondvar_t *cv, kmutex_t *mp); |
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298 |
extern clock_t cv_timedwait(kcondvar_t *cv, kmutex_t *mp, clock_t abstime); |
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299 |
extern void cv_signal(kcondvar_t *cv); |
|
300 |
extern void cv_broadcast(kcondvar_t *cv); |
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301 |
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302 |
/* |
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3403 | 303 |
* kstat creation, installation and deletion |
304 |
*/ |
|
305 |
extern kstat_t *kstat_create(char *, int, |
|
306 |
char *, char *, uchar_t, ulong_t, uchar_t); |
|
307 |
extern void kstat_install(kstat_t *); |
|
308 |
extern void kstat_delete(kstat_t *); |
|
309 |
||
310 |
/* |
|
789 | 311 |
* Kernel memory |
312 |
*/ |
|
313 |
#define KM_SLEEP UMEM_NOFAIL |
|
6245
1a2a7cfb9f26
6429205 each zpool needs to monitor its throughput and throttle heavy writers
maybee
parents:
5959
diff
changeset
|
314 |
#define KM_PUSHPAGE KM_SLEEP |
789 | 315 |
#define KM_NOSLEEP UMEM_DEFAULT |
849
8d799fd81a9b
6345023 /dev/zfs fails to open once ZFS module is unloaded
bonwick
parents:
789
diff
changeset
|
316 |
#define KMC_NODEBUG UMC_NODEBUG |
789 | 317 |
#define kmem_alloc(_s, _f) umem_alloc(_s, _f) |
318 |
#define kmem_zalloc(_s, _f) umem_zalloc(_s, _f) |
|
319 |
#define kmem_free(_b, _s) umem_free(_b, _s) |
|
320 |
#define kmem_cache_create(_a, _b, _c, _d, _e, _f, _g, _h, _i) \ |
|
321 |
umem_cache_create(_a, _b, _c, _d, _e, _f, _g, _h, _i) |
|
322 |
#define kmem_cache_destroy(_c) umem_cache_destroy(_c) |
|
323 |
#define kmem_cache_alloc(_c, _f) umem_cache_alloc(_c, _f) |
|
324 |
#define kmem_cache_free(_c, _b) umem_cache_free(_c, _b) |
|
325 |
#define kmem_debugging() 0 |
|
326 |
#define kmem_cache_reap_now(c) |
|
327 |
||
328 |
typedef umem_cache_t kmem_cache_t; |
|
329 |
||
330 |
/* |
|
331 |
* Task queues |
|
332 |
*/ |
|
333 |
typedef struct taskq taskq_t; |
|
334 |
typedef uintptr_t taskqid_t; |
|
335 |
typedef void (task_func_t)(void *); |
|
336 |
||
337 |
#define TASKQ_PREPOPULATE 0x0001 |
|
338 |
#define TASKQ_CPR_SAFE 0x0002 /* Use CPR safe protocol */ |
|
339 |
#define TASKQ_DYNAMIC 0x0004 /* Use dynamic thread scheduling */ |
|
11173
87f3734e64df
6881015 ZFS write activity prevents other threads from running in a timely manner
Jonathan Adams <Jonathan.Adams@Sun.COM>
parents:
11066
diff
changeset
|
340 |
#define TASKQ_THREADS_CPU_PCT 0x0008 /* Scale # threads by # cpus */ |
87f3734e64df
6881015 ZFS write activity prevents other threads from running in a timely manner
Jonathan Adams <Jonathan.Adams@Sun.COM>
parents:
11066
diff
changeset
|
341 |
#define TASKQ_DC_BATCH 0x0010 /* Mark threads as batch */ |
789 | 342 |
|
343 |
#define TQ_SLEEP KM_SLEEP /* Can block for memory */ |
|
344 |
#define TQ_NOSLEEP KM_NOSLEEP /* cannot block for memory; may fail */ |
|
11173
87f3734e64df
6881015 ZFS write activity prevents other threads from running in a timely manner
Jonathan Adams <Jonathan.Adams@Sun.COM>
parents:
11066
diff
changeset
|
345 |
#define TQ_NOQUEUE 0x02 /* Do not enqueue if can't dispatch */ |
87f3734e64df
6881015 ZFS write activity prevents other threads from running in a timely manner
Jonathan Adams <Jonathan.Adams@Sun.COM>
parents:
11066
diff
changeset
|
346 |
#define TQ_FRONT 0x08 /* Queue in front */ |
789 | 347 |
|
7837
001de5627df3
6333409 traversal code should be able to issue multiple reads in parallel
Matthew Ahrens <Matthew.Ahrens@Sun.COM>
parents:
7468
diff
changeset
|
348 |
extern taskq_t *system_taskq; |
001de5627df3
6333409 traversal code should be able to issue multiple reads in parallel
Matthew Ahrens <Matthew.Ahrens@Sun.COM>
parents:
7468
diff
changeset
|
349 |
|
789 | 350 |
extern taskq_t *taskq_create(const char *, int, pri_t, int, int, uint_t); |
11173
87f3734e64df
6881015 ZFS write activity prevents other threads from running in a timely manner
Jonathan Adams <Jonathan.Adams@Sun.COM>
parents:
11066
diff
changeset
|
351 |
#define taskq_create_proc(a, b, c, d, e, p, f) \ |
87f3734e64df
6881015 ZFS write activity prevents other threads from running in a timely manner
Jonathan Adams <Jonathan.Adams@Sun.COM>
parents:
11066
diff
changeset
|
352 |
(taskq_create(a, b, c, d, e, f)) |
87f3734e64df
6881015 ZFS write activity prevents other threads from running in a timely manner
Jonathan Adams <Jonathan.Adams@Sun.COM>
parents:
11066
diff
changeset
|
353 |
#define taskq_create_sysdc(a, b, d, e, p, dc, f) \ |
87f3734e64df
6881015 ZFS write activity prevents other threads from running in a timely manner
Jonathan Adams <Jonathan.Adams@Sun.COM>
parents:
11066
diff
changeset
|
354 |
(taskq_create(a, b, maxclsyspri, d, e, f)) |
789 | 355 |
extern taskqid_t taskq_dispatch(taskq_t *, task_func_t, void *, uint_t); |
356 |
extern void taskq_destroy(taskq_t *); |
|
357 |
extern void taskq_wait(taskq_t *); |
|
358 |
extern int taskq_member(taskq_t *, void *); |
|
7837
001de5627df3
6333409 traversal code should be able to issue multiple reads in parallel
Matthew Ahrens <Matthew.Ahrens@Sun.COM>
parents:
7468
diff
changeset
|
359 |
extern void system_taskq_init(void); |
10612
89423355fa6f
6650218 Commit callbacks API for the DMU
Ricardo M. Correia <Ricardo.M.Correia@Sun.COM>
parents:
10373
diff
changeset
|
360 |
extern void system_taskq_fini(void); |
789 | 361 |
|
5331 | 362 |
#define XVA_MAPSIZE 3 |
363 |
#define XVA_MAGIC 0x78766174 |
|
364 |
||
789 | 365 |
/* |
366 |
* vnodes |
|
367 |
*/ |
|
368 |
typedef struct vnode { |
|
369 |
uint64_t v_size; |
|
370 |
int v_fd; |
|
371 |
char *v_path; |
|
372 |
} vnode_t; |
|
373 |
||
10793
34709091de6d
6886081 Solaris needs reparse point support (PSARC 2009/387)
Dai Ngo <dai.ngo@sun.com>
parents:
10612
diff
changeset
|
374 |
#define AV_SCANSTAMP_SZ 32 /* length of anti-virus scanstamp */ |
5331 | 375 |
|
376 |
typedef struct xoptattr { |
|
377 |
timestruc_t xoa_createtime; /* Create time of file */ |
|
378 |
uint8_t xoa_archive; |
|
379 |
uint8_t xoa_system; |
|
380 |
uint8_t xoa_readonly; |
|
381 |
uint8_t xoa_hidden; |
|
382 |
uint8_t xoa_nounlink; |
|
383 |
uint8_t xoa_immutable; |
|
384 |
uint8_t xoa_appendonly; |
|
385 |
uint8_t xoa_nodump; |
|
386 |
uint8_t xoa_settable; |
|
387 |
uint8_t xoa_opaque; |
|
388 |
uint8_t xoa_av_quarantined; |
|
389 |
uint8_t xoa_av_modified; |
|
10793
34709091de6d
6886081 Solaris needs reparse point support (PSARC 2009/387)
Dai Ngo <dai.ngo@sun.com>
parents:
10612
diff
changeset
|
390 |
uint8_t xoa_av_scanstamp[AV_SCANSTAMP_SZ]; |
34709091de6d
6886081 Solaris needs reparse point support (PSARC 2009/387)
Dai Ngo <dai.ngo@sun.com>
parents:
10612
diff
changeset
|
391 |
uint8_t xoa_reparse; |
5331 | 392 |
} xoptattr_t; |
393 |
||
789 | 394 |
typedef struct vattr { |
395 |
uint_t va_mask; /* bit-mask of attributes */ |
|
396 |
u_offset_t va_size; /* file size in bytes */ |
|
397 |
} vattr_t; |
|
398 |
||
5331 | 399 |
|
400 |
typedef struct xvattr { |
|
401 |
vattr_t xva_vattr; /* Embedded vattr structure */ |
|
402 |
uint32_t xva_magic; /* Magic Number */ |
|
403 |
uint32_t xva_mapsize; /* Size of attr bitmap (32-bit words) */ |
|
404 |
uint32_t *xva_rtnattrmapp; /* Ptr to xva_rtnattrmap[] */ |
|
405 |
uint32_t xva_reqattrmap[XVA_MAPSIZE]; /* Requested attrs */ |
|
406 |
uint32_t xva_rtnattrmap[XVA_MAPSIZE]; /* Returned attrs */ |
|
407 |
xoptattr_t xva_xoptattrs; /* Optional attributes */ |
|
408 |
} xvattr_t; |
|
409 |
||
410 |
typedef struct vsecattr { |
|
411 |
uint_t vsa_mask; /* See below */ |
|
412 |
int vsa_aclcnt; /* ACL entry count */ |
|
413 |
void *vsa_aclentp; /* pointer to ACL entries */ |
|
414 |
int vsa_dfaclcnt; /* default ACL entry count */ |
|
415 |
void *vsa_dfaclentp; /* pointer to default ACL entries */ |
|
416 |
size_t vsa_aclentsz; /* ACE size in bytes of vsa_aclentp */ |
|
417 |
} vsecattr_t; |
|
418 |
||
419 |
#define AT_TYPE 0x00001 |
|
420 |
#define AT_MODE 0x00002 |
|
421 |
#define AT_UID 0x00004 |
|
422 |
#define AT_GID 0x00008 |
|
423 |
#define AT_FSID 0x00010 |
|
424 |
#define AT_NODEID 0x00020 |
|
425 |
#define AT_NLINK 0x00040 |
|
426 |
#define AT_SIZE 0x00080 |
|
427 |
#define AT_ATIME 0x00100 |
|
428 |
#define AT_MTIME 0x00200 |
|
429 |
#define AT_CTIME 0x00400 |
|
430 |
#define AT_RDEV 0x00800 |
|
431 |
#define AT_BLKSIZE 0x01000 |
|
432 |
#define AT_NBLOCKS 0x02000 |
|
433 |
#define AT_SEQ 0x08000 |
|
434 |
#define AT_XVATTR 0x10000 |
|
789 | 435 |
|
436 |
#define CRCREAT 0 |
|
437 |
||
10850
bb29ac73664d
6840704 osol_0906 PV guests sometimes hang at login prompt
George Wilson <George.Wilson@Sun.COM>
parents:
10793
diff
changeset
|
438 |
extern int fop_getattr(vnode_t *vp, vattr_t *vap); |
bb29ac73664d
6840704 osol_0906 PV guests sometimes hang at login prompt
George Wilson <George.Wilson@Sun.COM>
parents:
10793
diff
changeset
|
439 |
|
5331 | 440 |
#define VOP_CLOSE(vp, f, c, o, cr, ct) 0 |
441 |
#define VOP_PUTPAGE(vp, of, sz, fl, cr, ct) 0 |
|
10850
bb29ac73664d
6840704 osol_0906 PV guests sometimes hang at login prompt
George Wilson <George.Wilson@Sun.COM>
parents:
10793
diff
changeset
|
442 |
#define VOP_GETATTR(vp, vap, fl, cr, ct) fop_getattr((vp), (vap)); |
789 | 443 |
|
5331 | 444 |
#define VOP_FSYNC(vp, f, cr, ct) fsync((vp)->v_fd) |
789 | 445 |
|
446 |
#define VN_RELE(vp) vn_close(vp) |
|
447 |
||
448 |
extern int vn_open(char *path, int x1, int oflags, int mode, vnode_t **vpp, |
|
449 |
int x2, int x3); |
|
450 |
extern int vn_openat(char *path, int x1, int oflags, int mode, vnode_t **vpp, |
|
5331 | 451 |
int x2, int x3, vnode_t *vp, int fd); |
789 | 452 |
extern int vn_rdwr(int uio, vnode_t *vp, void *addr, ssize_t len, |
453 |
offset_t offset, int x1, int x2, rlim64_t x3, void *x4, ssize_t *residp); |
|
454 |
extern void vn_close(vnode_t *vp); |
|
455 |
||
456 |
#define vn_remove(path, x1, x2) remove(path) |
|
457 |
#define vn_rename(from, to, seg) rename((from), (to)) |
|
1635
0ab1193d47cb
6398664 zpool detach: missing argument to error message causes core dump
bonwick
parents:
1596
diff
changeset
|
458 |
#define vn_is_readonly(vp) B_FALSE |
789 | 459 |
|
460 |
extern vnode_t *rootdir; |
|
461 |
||
462 |
#include <sys/file.h> /* for FREAD, FWRITE, etc */ |
|
463 |
||
464 |
/* |
|
465 |
* Random stuff |
|
466 |
*/ |
|
11066
cebb50cbe4f9
PSARC/2009/396 Tickless Kernel Architecture / lbolt decoupling
Rafael Vanoni <rafael.vanoni@sun.com>
parents:
11022
diff
changeset
|
467 |
#define ddi_get_lbolt() (gethrtime() >> 23) |
cebb50cbe4f9
PSARC/2009/396 Tickless Kernel Architecture / lbolt decoupling
Rafael Vanoni <rafael.vanoni@sun.com>
parents:
11022
diff
changeset
|
468 |
#define ddi_get_lbolt64() (gethrtime() >> 23) |
789 | 469 |
#define hz 119 /* frequency when using gethrtime() >> 23 for lbolt */ |
470 |
||
471 |
extern void delay(clock_t ticks); |
|
472 |
||
473 |
#define gethrestime_sec() time(NULL) |
|
10373
bcf97ee54990
6395956 snapshot dir needs real c/mtime
Chris Kirby <chris.kirby@sun.com>
parents:
10272
diff
changeset
|
474 |
#define gethrestime(t) \ |
bcf97ee54990
6395956 snapshot dir needs real c/mtime
Chris Kirby <chris.kirby@sun.com>
parents:
10272
diff
changeset
|
475 |
do {\ |
bcf97ee54990
6395956 snapshot dir needs real c/mtime
Chris Kirby <chris.kirby@sun.com>
parents:
10272
diff
changeset
|
476 |
(t)->tv_sec = gethrestime_sec();\ |
bcf97ee54990
6395956 snapshot dir needs real c/mtime
Chris Kirby <chris.kirby@sun.com>
parents:
10272
diff
changeset
|
477 |
(t)->tv_nsec = 0;\ |
bcf97ee54990
6395956 snapshot dir needs real c/mtime
Chris Kirby <chris.kirby@sun.com>
parents:
10272
diff
changeset
|
478 |
} while (0); |
789 | 479 |
|
480 |
#define max_ncpus 64 |
|
481 |
||
482 |
#define minclsyspri 60 |
|
483 |
#define maxclsyspri 99 |
|
484 |
||
485 |
#define CPU_SEQID (thr_self() & (max_ncpus - 1)) |
|
486 |
||
487 |
#define kcred NULL |
|
488 |
#define CRED() NULL |
|
489 |
||
7468
23915842aa09
6687412 zfs stuck issuing small txg
Mark Maybee <Mark.Maybee@Sun.COM>
parents:
6245
diff
changeset
|
490 |
#define ptob(x) ((x) * PAGESIZE) |
23915842aa09
6687412 zfs stuck issuing small txg
Mark Maybee <Mark.Maybee@Sun.COM>
parents:
6245
diff
changeset
|
491 |
|
789 | 492 |
extern uint64_t physmem; |
493 |
||
494 |
extern int highbit(ulong_t i); |
|
495 |
extern int random_get_bytes(uint8_t *ptr, size_t len); |
|
496 |
extern int random_get_pseudo_bytes(uint8_t *ptr, size_t len); |
|
497 |
||
498 |
extern void kernel_init(int); |
|
499 |
extern void kernel_fini(void); |
|
500 |
||
501 |
struct spa; |
|
502 |
extern void nicenum(uint64_t num, char *buf); |
|
503 |
extern void show_pool_stats(struct spa *); |
|
504 |
||
505 |
typedef struct callb_cpr { |
|
506 |
kmutex_t *cc_lockp; |
|
507 |
} callb_cpr_t; |
|
508 |
||
509 |
#define CALLB_CPR_INIT(cp, lockp, func, name) { \ |
|
510 |
(cp)->cc_lockp = lockp; \ |
|
511 |
} |
|
512 |
||
513 |
#define CALLB_CPR_SAFE_BEGIN(cp) { \ |
|
514 |
ASSERT(MUTEX_HELD((cp)->cc_lockp)); \ |
|
515 |
} |
|
516 |
||
517 |
#define CALLB_CPR_SAFE_END(cp, lockp) { \ |
|
518 |
ASSERT(MUTEX_HELD((cp)->cc_lockp)); \ |
|
519 |
} |
|
520 |
||
521 |
#define CALLB_CPR_EXIT(cp) { \ |
|
522 |
ASSERT(MUTEX_HELD((cp)->cc_lockp)); \ |
|
523 |
mutex_exit((cp)->cc_lockp); \ |
|
524 |
} |
|
525 |
||
526 |
#define zone_dataset_visible(x, y) (1) |
|
527 |
#define INGLOBALZONE(z) (1) |
|
528 |
||
10272
a0669934e974
6861581 ZFS frees in synching context during rollback
Matthew Ahrens <Matthew.Ahrens@Sun.COM>
parents:
9816
diff
changeset
|
529 |
extern char *kmem_asprintf(const char *fmt, ...); |
a0669934e974
6861581 ZFS frees in synching context during rollback
Matthew Ahrens <Matthew.Ahrens@Sun.COM>
parents:
9816
diff
changeset
|
530 |
#define strfree(str) kmem_free((str), strlen(str)+1) |
a0669934e974
6861581 ZFS frees in synching context during rollback
Matthew Ahrens <Matthew.Ahrens@Sun.COM>
parents:
9816
diff
changeset
|
531 |
|
3975
6674f5d79069
6282725 hostname/hostid should be stored in the label
ek110237
parents:
3912
diff
changeset
|
532 |
/* |
6674f5d79069
6282725 hostname/hostid should be stored in the label
ek110237
parents:
3912
diff
changeset
|
533 |
* Hostname information |
6674f5d79069
6282725 hostname/hostid should be stored in the label
ek110237
parents:
3912
diff
changeset
|
534 |
*/ |
8662
18153249ee93
PSARC/2008/647 Configurable Hostids for Non-Global Zones
jv227347 <Jordan.Vaughan@Sun.com>
parents:
7837
diff
changeset
|
535 |
extern char hw_serial[]; /* for userland-emulated hostid access */ |
3975
6674f5d79069
6282725 hostname/hostid should be stored in the label
ek110237
parents:
3912
diff
changeset
|
536 |
extern int ddi_strtoul(const char *str, char **nptr, int base, |
6674f5d79069
6282725 hostname/hostid should be stored in the label
ek110237
parents:
3912
diff
changeset
|
537 |
unsigned long *result); |
6674f5d79069
6282725 hostname/hostid should be stored in the label
ek110237
parents:
3912
diff
changeset
|
538 |
|
1544 | 539 |
/* ZFS Boot Related stuff. */ |
540 |
||
541 |
struct _buf { |
|
542 |
intptr_t _fd; |
|
543 |
}; |
|
544 |
||
545 |
struct bootstat { |
|
546 |
uint64_t st_size; |
|
547 |
}; |
|
548 |
||
5331 | 549 |
typedef struct ace_object { |
550 |
uid_t a_who; |
|
551 |
uint32_t a_access_mask; |
|
552 |
uint16_t a_flags; |
|
553 |
uint16_t a_type; |
|
554 |
uint8_t a_obj_type[16]; |
|
555 |
uint8_t a_inherit_obj_type[16]; |
|
556 |
} ace_object_t; |
|
557 |
||
558 |
||
559 |
#define ACE_ACCESS_ALLOWED_OBJECT_ACE_TYPE 0x05 |
|
560 |
#define ACE_ACCESS_DENIED_OBJECT_ACE_TYPE 0x06 |
|
561 |
#define ACE_SYSTEM_AUDIT_OBJECT_ACE_TYPE 0x07 |
|
562 |
#define ACE_SYSTEM_ALARM_OBJECT_ACE_TYPE 0x08 |
|
563 |
||
1544 | 564 |
extern struct _buf *kobj_open_file(char *name); |
565 |
extern int kobj_read_file(struct _buf *file, char *buf, unsigned size, |
|
566 |
unsigned off); |
|
567 |
extern void kobj_close_file(struct _buf *file); |
|
3912 | 568 |
extern int kobj_get_filesize(struct _buf *file, uint64_t *size); |
4543 | 569 |
extern int zfs_secpolicy_snapshot_perms(const char *name, cred_t *cr); |
570 |
extern int zfs_secpolicy_rename_perms(const char *from, const char *to, |
|
571 |
cred_t *cr); |
|
572 |
extern int zfs_secpolicy_destroy_perms(const char *name, cred_t *cr); |
|
573 |
extern zoneid_t getzoneid(void); |
|
1544 | 574 |
|
5959
1e1904b8526d
6650192 zfs ACL/fuid code could use some minor cleanup
marks
parents:
5498
diff
changeset
|
575 |
/* SID stuff */ |
1e1904b8526d
6650192 zfs ACL/fuid code could use some minor cleanup
marks
parents:
5498
diff
changeset
|
576 |
typedef struct ksiddomain { |
1e1904b8526d
6650192 zfs ACL/fuid code could use some minor cleanup
marks
parents:
5498
diff
changeset
|
577 |
uint_t kd_ref; |
1e1904b8526d
6650192 zfs ACL/fuid code could use some minor cleanup
marks
parents:
5498
diff
changeset
|
578 |
uint_t kd_len; |
1e1904b8526d
6650192 zfs ACL/fuid code could use some minor cleanup
marks
parents:
5498
diff
changeset
|
579 |
char *kd_name; |
1e1904b8526d
6650192 zfs ACL/fuid code could use some minor cleanup
marks
parents:
5498
diff
changeset
|
580 |
} ksiddomain_t; |
1e1904b8526d
6650192 zfs ACL/fuid code could use some minor cleanup
marks
parents:
5498
diff
changeset
|
581 |
|
1e1904b8526d
6650192 zfs ACL/fuid code could use some minor cleanup
marks
parents:
5498
diff
changeset
|
582 |
ksiddomain_t *ksid_lookupdomain(const char *); |
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void ksiddomain_rele(ksiddomain_t *); |
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#define DDI_SLEEP KM_SLEEP |
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#define ddi_log_sysevent(_a, _b, _c, _d, _e, _f, _g) \ |
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sysevent_post_event(_c, _d, _b, "libzpool", _e, _f) |
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#ifdef __cplusplus |
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} |
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#endif |
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#endif /* _SYS_ZFS_CONTEXT_H */ |