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usr/src/lib/libdiskmgt/common/findevs.c
changeset 6423 437422a29d3a
parent 2912 85ea316d9c18
child 6640 c92ca9b95b9c
equal deleted inserted replaced
6422:d51a10d738ba 6423:437422a29d3a 
    17  * information: Portions Copyright [yyyy] [name of copyright owner]
 
    17  * information: Portions Copyright [yyyy] [name of copyright owner]
 
    18  *
 
    18  *
 
    19  * CDDL HEADER END
 
    19  * CDDL HEADER END
 
    20  */
 
    20  */
 
    21 /*
 
    21 /*
 
    22  * Copyright 2006 Sun Microsystems, Inc.  All rights reserved.
 
    22  * Copyright 2008 Sun Microsystems, Inc.  All rights reserved.
 
    23  * Use is subject to license terms.
 
    23  * Use is subject to license terms.
 
    24  */
 
    24  */
 
    25 
    25 
    26 #pragma ident	"%Z%%M%	%I%	%E% SMI"
 
    26 #pragma ident	"%Z%%M%	%I%	%E% SMI"
 
    27 
    27 
    35 #include <sys/types.h>
 
    35 #include <sys/types.h>
 
    36 #include <ctype.h>
 
    36 #include <ctype.h>
 
    37 #include <libgen.h>
 
    37 #include <libgen.h>
 
    38 #include <unistd.h>
 
    38 #include <unistd.h>
 
    39 #include <devid.h>
 
    39 #include <devid.h>
 
       
    40 #include <sys/fs/zfs.h>
 
    40 
    41 
    41 #include "libdiskmgt.h"
 
    42 #include "libdiskmgt.h"
 
    42 #include "disks_private.h"
 
    43 #include "disks_private.h"
 
    43 
    44 
    44 #define	CLUSTER_DEV	"did"
 
    45 #define	CLUSTER_DEV	"did"
 
   138 static int		have_disk(struct search_args *args, char *devid,
 
   139 static int		have_disk(struct search_args *args, char *devid,
 
   139 			    char *kernel_name, disk_t **diskp);
 
   140 			    char *kernel_name, disk_t **diskp);
 
   140 static int		is_cluster_disk(di_node_t node, di_minor_t minor);
 
   141 static int		is_cluster_disk(di_node_t node, di_minor_t minor);
 
   141 static int		is_ctds(char *name);
 
   142 static int		is_ctds(char *name);
 
   142 static int		is_drive(di_minor_t minor);
 
   143 static int		is_drive(di_minor_t minor);
 
       
   144 static int		is_zvol(di_node_t node, di_minor_t minor);
 
   143 static int		is_HBA(di_node_t node, di_minor_t minor);
 
   145 static int		is_HBA(di_node_t node, di_minor_t minor);
 
   144 static int		new_alias(disk_t *diskp, char *kernel_path,
 
   146 static int		new_alias(disk_t *diskp, char *kernel_path,
 
   145 			    char *devlink_path, struct search_args *args);
 
   147 			    char *devlink_path, struct search_args *args);
 
   146 static int		new_devpath(alias_t *ap, char *devpath);
 
   148 static int		new_devpath(alias_t *ap, char *devpath);
 
   147 static path_t		*new_path(controller_t *cp, disk_t *diskp,
 
   149 static path_t		*new_path(controller_t *cp, disk_t *diskp,
 
   566 	    if (add_controller(args, node, minor) == NULL) {
 
   568 	    if (add_controller(args, node, minor) == NULL) {
 
   567 		args->dev_walk_status = ENOMEM;
 
   569 		args->dev_walk_status = ENOMEM;
 
   568 		result = DI_WALK_TERMINATE;
 
   570 		result = DI_WALK_TERMINATE;
 
   569 	    }
 
   571 	    }
 
   570 
   572 
   571 	} else if (di_minor_spectype(minor) == S_IFCHR && is_drive(minor)) {
 
   573 	} else if (di_minor_spectype(minor) == S_IFCHR &&
 
       
   574 		(is_drive(minor) || is_zvol(node, minor))) {
 
   572 	    char	*devidstr;
 
   575 	    char	*devidstr;
 
   573 	    char	kernel_name[MAXPATHLEN];
 
   576 	    char	kernel_name[MAXPATHLEN];
 
   574 	    disk_t	*diskp;
 
   577 	    disk_t	*diskp;
 
   575 
   578 
   576 	    (void) snprintf(kernel_name, sizeof (kernel_name), "%s%d",
 
   579 	    (void) snprintf(kernel_name, sizeof (kernel_name), "%s%d",
 
  1571 
  1574 
  1572 	return (0);
 
  1575 	return (0);
 
  1573 }
 
  1576 }
 
  1574 
  1577 
  1575 static int
 
  1578 static int
 
       
  1579 is_zvol(di_node_t node, di_minor_t minor)
 
       
  1580 {
 
       
  1581 	if ((strncmp(di_node_name(node), ZFS_DRIVER, 3) == 0) &&
 
       
  1582 	    di_minor_devt(minor))
 
       
  1583 		return (1);
 
       
  1584 	return (0);
 
       
  1585 }
 
       
  1586 
       
  1587 static int
 
  1576 is_HBA(di_node_t node, di_minor_t minor)
 
  1588 is_HBA(di_node_t node, di_minor_t minor)
 
  1577 {
 
  1589 {
 
  1578 	char	*type;
 
  1590 	char	*type;
 
  1579 	char	*name;
 
  1591 	char	*name;
 
  1580 	int	type_index;
 
  1592 	int	type_index;
upstream/illumos/illumos-gate