4 * The contents of this file are subject to the terms of the
5 * Common Development and Distribution License (the "License").
6 * You may not use this file except in compliance with the License.
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.
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]
23 * Copyright 2009 Sun Microsystems, Inc. All rights reserved.
24 * Use is subject to license terms.
37 * Types and constants shared between userland and the kernel.
41 * Each dataset can be one of the following types. These constants can be
42 * combined into masks that can be passed to various functions.
45 ZFS_TYPE_FILESYSTEM
= 0x1,
46 ZFS_TYPE_SNAPSHOT
= 0x2,
47 ZFS_TYPE_VOLUME
= 0x4,
51 #define ZFS_TYPE_DATASET \
52 (ZFS_TYPE_FILESYSTEM | ZFS_TYPE_VOLUME | ZFS_TYPE_SNAPSHOT)
54 #define ZAP_MAXNAMELEN 256
55 #define ZAP_MAXVALUELEN (1024 * 8)
56 #define ZAP_OLDMAXVALUELEN 1024
59 * Dataset properties are identified by these constants and must be added to
60 * the end of this list to ensure that external consumers are not affected
61 * by the change. If you make any changes to this list, be sure to update
62 * the property table in usr/src/common/zfs/zfs_prop.c.
70 ZFS_PROP_COMPRESSRATIO
,
76 ZFS_PROP_VOLBLOCKSIZE
,
91 ZFS_PROP_CREATETXG
, /* not exposed to the user */
92 ZFS_PROP_NAME
, /* not exposed to the user */
95 ZFS_PROP_ISCSIOPTIONS
, /* not exposed to the user */
97 ZFS_PROP_NUMCLONES
, /* not exposed to the user */
107 ZFS_PROP_REFRESERVATION
,
109 ZFS_PROP_PRIMARYCACHE
,
110 ZFS_PROP_SECONDARYCACHE
,
114 ZFS_PROP_USEDREFRESERV
,
115 ZFS_PROP_USERACCOUNTING
, /* not exposed to the user */
116 ZFS_PROP_STMF_SHAREINFO
, /* not exposed to the user */
117 ZFS_PROP_DEFER_DESTROY
,
120 ZFS_PROP_UNIQUE
, /* not exposed to the user */
121 ZFS_PROP_OBJSETID
, /* not exposed to the user */
131 ZFS_NUM_USERQUOTA_PROPS
132 } zfs_userquota_prop_t
;
134 extern const char *zfs_userquota_prop_prefixes
[ZFS_NUM_USERQUOTA_PROPS
];
137 * Pool properties are identified by these constants and must be added to the
138 * end of this list to ensure that external consumers are not affected
139 * by the change. If you make any changes to this list, be sure to update
140 * the property table in usr/src/common/zfs/zpool_prop.c.
151 ZPOOL_PROP_DELEGATION
,
152 ZPOOL_PROP_AUTOREPLACE
,
153 ZPOOL_PROP_CACHEFILE
,
154 ZPOOL_PROP_FAILUREMODE
,
155 ZPOOL_PROP_LISTSNAPS
,
156 ZPOOL_PROP_AUTOEXPAND
,
157 ZPOOL_PROP_DEDUPDITTO
,
158 ZPOOL_PROP_DEDUPRATIO
,
160 ZPOOL_PROP_ALLOCATED
,
164 #define ZPROP_CONT -2
165 #define ZPROP_INVAL -1
167 #define ZPROP_VALUE "value"
168 #define ZPROP_SOURCE "source"
171 ZPROP_SRC_NONE
= 0x1,
172 ZPROP_SRC_DEFAULT
= 0x2,
173 ZPROP_SRC_TEMPORARY
= 0x4,
174 ZPROP_SRC_LOCAL
= 0x8,
175 ZPROP_SRC_INHERITED
= 0x10
178 #define ZPROP_SRC_ALL 0x1f
180 typedef int (*zprop_func
)(int, void *);
183 * Properties to be set on the root file system of a new pool
184 * are stuffed into their own nvlist, which is then included in
185 * the properties nvlist with the pool properties.
187 #define ZPOOL_ROOTFS_PROPS "root-props-nvl"
190 * Dataset property functions shared between libzfs and kernel.
192 const char *zfs_prop_default_string(zfs_prop_t
);
193 uint64_t zfs_prop_default_numeric(zfs_prop_t
);
194 boolean_t
zfs_prop_readonly(zfs_prop_t
);
195 boolean_t
zfs_prop_inheritable(zfs_prop_t
);
196 boolean_t
zfs_prop_setonce(zfs_prop_t
);
197 const char *zfs_prop_to_name(zfs_prop_t
);
198 zfs_prop_t
zfs_name_to_prop(const char *);
199 boolean_t
zfs_prop_user(const char *);
200 boolean_t
zfs_prop_userquota(const char *name
);
201 int zfs_prop_index_to_string(zfs_prop_t
, uint64_t, const char **);
202 int zfs_prop_string_to_index(zfs_prop_t
, const char *, uint64_t *);
203 uint64_t zfs_prop_random_value(zfs_prop_t
, uint64_t seed
);
204 boolean_t
zfs_prop_valid_for_type(int, zfs_type_t
);
207 * Pool property functions shared between libzfs and kernel.
209 zpool_prop_t
zpool_name_to_prop(const char *);
210 const char *zpool_prop_to_name(zpool_prop_t
);
211 const char *zpool_prop_default_string(zpool_prop_t
);
212 uint64_t zpool_prop_default_numeric(zpool_prop_t
);
213 boolean_t
zpool_prop_readonly(zpool_prop_t
);
214 int zpool_prop_index_to_string(zpool_prop_t
, uint64_t, const char **);
215 int zpool_prop_string_to_index(zpool_prop_t
, const char *, uint64_t *);
216 uint64_t zpool_prop_random_value(zpool_prop_t
, uint64_t seed
);
219 * Definitions for the Delegation.
222 ZFS_DELEG_WHO_UNKNOWN
= 0,
223 ZFS_DELEG_USER
= 'u',
224 ZFS_DELEG_USER_SETS
= 'U',
225 ZFS_DELEG_GROUP
= 'g',
226 ZFS_DELEG_GROUP_SETS
= 'G',
227 ZFS_DELEG_EVERYONE
= 'e',
228 ZFS_DELEG_EVERYONE_SETS
= 'E',
229 ZFS_DELEG_CREATE
= 'c',
230 ZFS_DELEG_CREATE_SETS
= 'C',
231 ZFS_DELEG_NAMED_SET
= 's',
232 ZFS_DELEG_NAMED_SET_SETS
= 'S'
233 } zfs_deleg_who_type_t
;
237 ZFS_DELEG_PERM_LOCAL
= 1,
238 ZFS_DELEG_PERM_DESCENDENT
= 2,
239 ZFS_DELEG_PERM_LOCALDESCENDENT
= 3,
240 ZFS_DELEG_PERM_CREATE
= 4
241 } zfs_deleg_inherit_t
;
243 #define ZFS_DELEG_PERM_UID "uid"
244 #define ZFS_DELEG_PERM_GID "gid"
245 #define ZFS_DELEG_PERM_GROUPS "groups"
247 #define ZFS_SMB_ACL_SRC "src"
248 #define ZFS_SMB_ACL_TARGET "target"
251 ZFS_CANMOUNT_OFF
= 0,
253 ZFS_CANMOUNT_NOAUTO
= 2
254 } zfs_canmount_type_t
;
257 ZFS_LOGBIAS_LATENCY
= 0,
258 ZFS_LOGBIAS_THROUGHPUT
= 1
261 typedef enum zfs_share_op
{
268 typedef enum zfs_smb_acl_op
{
275 typedef enum zfs_cache_type
{
277 ZFS_CACHE_METADATA
= 1,
283 * On-disk version number.
285 #define SPA_VERSION_1 1ULL
286 #define SPA_VERSION_2 2ULL
287 #define SPA_VERSION_3 3ULL
288 #define SPA_VERSION_4 4ULL
289 #define SPA_VERSION_5 5ULL
290 #define SPA_VERSION_6 6ULL
291 #define SPA_VERSION_7 7ULL
292 #define SPA_VERSION_8 8ULL
293 #define SPA_VERSION_9 9ULL
294 #define SPA_VERSION_10 10ULL
295 #define SPA_VERSION_11 11ULL
296 #define SPA_VERSION_12 12ULL
297 #define SPA_VERSION_13 13ULL
298 #define SPA_VERSION_14 14ULL
299 #define SPA_VERSION_15 15ULL
300 #define SPA_VERSION_16 16ULL
301 #define SPA_VERSION_17 17ULL
302 #define SPA_VERSION_18 18ULL
303 #define SPA_VERSION_19 19ULL
304 #define SPA_VERSION_20 20ULL
305 #define SPA_VERSION_21 21ULL
307 * When bumping up SPA_VERSION, make sure GRUB ZFS understands the on-disk
308 * format change. Go to usr/src/grub/grub-0.97/stage2/{zfs-include/, fsys_zfs*},
309 * and do the appropriate changes. Also bump the version number in
310 * usr/src/grub/capability.
312 #define SPA_VERSION SPA_VERSION_21
313 #define SPA_VERSION_STRING "21"
316 * Symbolic names for the changes that caused a SPA_VERSION switch.
317 * Used in the code when checking for presence or absence of a feature.
318 * Feel free to define multiple symbolic names for each version if there
319 * were multiple changes to on-disk structures during that version.
321 * NOTE: When checking the current SPA_VERSION in your code, be sure
322 * to use spa_version() since it reports the version of the
323 * last synced uberblock. Checking the in-flight version can
324 * be dangerous in some cases.
326 #define SPA_VERSION_INITIAL SPA_VERSION_1
327 #define SPA_VERSION_DITTO_BLOCKS SPA_VERSION_2
328 #define SPA_VERSION_SPARES SPA_VERSION_3
329 #define SPA_VERSION_RAIDZ2 SPA_VERSION_3
330 #define SPA_VERSION_BPLIST_ACCOUNT SPA_VERSION_3
331 #define SPA_VERSION_RAIDZ_DEFLATE SPA_VERSION_3
332 #define SPA_VERSION_DNODE_BYTES SPA_VERSION_3
333 #define SPA_VERSION_ZPOOL_HISTORY SPA_VERSION_4
334 #define SPA_VERSION_GZIP_COMPRESSION SPA_VERSION_5
335 #define SPA_VERSION_BOOTFS SPA_VERSION_6
336 #define SPA_VERSION_SLOGS SPA_VERSION_7
337 #define SPA_VERSION_DELEGATED_PERMS SPA_VERSION_8
338 #define SPA_VERSION_FUID SPA_VERSION_9
339 #define SPA_VERSION_REFRESERVATION SPA_VERSION_9
340 #define SPA_VERSION_REFQUOTA SPA_VERSION_9
341 #define SPA_VERSION_UNIQUE_ACCURATE SPA_VERSION_9
342 #define SPA_VERSION_L2CACHE SPA_VERSION_10
343 #define SPA_VERSION_NEXT_CLONES SPA_VERSION_11
344 #define SPA_VERSION_ORIGIN SPA_VERSION_11
345 #define SPA_VERSION_DSL_SCRUB SPA_VERSION_11
346 #define SPA_VERSION_SNAP_PROPS SPA_VERSION_12
347 #define SPA_VERSION_USED_BREAKDOWN SPA_VERSION_13
348 #define SPA_VERSION_PASSTHROUGH_X SPA_VERSION_14
349 #define SPA_VERSION_USERSPACE SPA_VERSION_15
350 #define SPA_VERSION_STMF_PROP SPA_VERSION_16
351 #define SPA_VERSION_RAIDZ3 SPA_VERSION_17
352 #define SPA_VERSION_USERREFS SPA_VERSION_18
353 #define SPA_VERSION_HOLES SPA_VERSION_19
354 #define SPA_VERSION_ZLE_COMPRESSION SPA_VERSION_20
355 #define SPA_VERSION_DEDUP SPA_VERSION_21
358 * ZPL version - rev'd whenever an incompatible on-disk format change
359 * occurs. This is independent of SPA/DMU/ZAP versioning. You must
360 * also update the version_table[] and help message in zfs_prop.c.
362 * When changing, be sure to teach GRUB how to read the new format!
363 * See usr/src/grub/grub-0.97/stage2/{zfs-include/,fsys_zfs*}
365 #define ZPL_VERSION_1 1ULL
366 #define ZPL_VERSION_2 2ULL
367 #define ZPL_VERSION_3 3ULL
368 #define ZPL_VERSION_4 4ULL
369 #define ZPL_VERSION ZPL_VERSION_4
370 #define ZPL_VERSION_STRING "4"
372 #define ZPL_VERSION_INITIAL ZPL_VERSION_1
373 #define ZPL_VERSION_DIRENT_TYPE ZPL_VERSION_2
374 #define ZPL_VERSION_FUID ZPL_VERSION_3
375 #define ZPL_VERSION_NORMALIZATION ZPL_VERSION_3
376 #define ZPL_VERSION_SYSATTR ZPL_VERSION_3
377 #define ZPL_VERSION_USERSPACE ZPL_VERSION_4
379 /* Rewind request information */
380 #define ZPOOL_NO_REWIND 0
381 #define ZPOOL_TRY_REWIND 1 /* Search for best txg, but do not rewind */
382 #define ZPOOL_DO_REWIND 2 /* Rewind to best txg w/in deferred frees */
383 #define ZPOOL_EXTREME_REWIND 4 /* Allow extreme measures to find best txg */
384 #define ZPOOL_REWIND_MASK 7 /* All the possible policy bits */
386 typedef struct zpool_rewind_policy
{
387 uint32_t zrp_request
; /* rewind behavior requested */
388 uint32_t zrp_maxmeta
; /* max acceptable meta-data errors */
389 uint32_t zrp_maxdata
; /* max acceptable data errors */
390 uint64_t zrp_txg
; /* specific txg to load */
391 } zpool_rewind_policy_t
;
394 * The following are configuration names used in the nvlist describing a pool's
397 #define ZPOOL_CONFIG_VERSION "version"
398 #define ZPOOL_CONFIG_POOL_NAME "name"
399 #define ZPOOL_CONFIG_POOL_STATE "state"
400 #define ZPOOL_CONFIG_POOL_TXG "txg"
401 #define ZPOOL_CONFIG_POOL_GUID "pool_guid"
402 #define ZPOOL_CONFIG_CREATE_TXG "create_txg"
403 #define ZPOOL_CONFIG_TOP_GUID "top_guid"
404 #define ZPOOL_CONFIG_VDEV_TREE "vdev_tree"
405 #define ZPOOL_CONFIG_TYPE "type"
406 #define ZPOOL_CONFIG_CHILDREN "children"
407 #define ZPOOL_CONFIG_ID "id"
408 #define ZPOOL_CONFIG_GUID "guid"
409 #define ZPOOL_CONFIG_PATH "path"
410 #define ZPOOL_CONFIG_DEVID "devid"
411 #define ZPOOL_CONFIG_METASLAB_ARRAY "metaslab_array"
412 #define ZPOOL_CONFIG_METASLAB_SHIFT "metaslab_shift"
413 #define ZPOOL_CONFIG_ASHIFT "ashift"
414 #define ZPOOL_CONFIG_ASIZE "asize"
415 #define ZPOOL_CONFIG_DTL "DTL"
416 #define ZPOOL_CONFIG_STATS "stats"
417 #define ZPOOL_CONFIG_WHOLE_DISK "whole_disk"
418 #define ZPOOL_CONFIG_ERRCOUNT "error_count"
419 #define ZPOOL_CONFIG_NOT_PRESENT "not_present"
420 #define ZPOOL_CONFIG_SPARES "spares"
421 #define ZPOOL_CONFIG_IS_SPARE "is_spare"
422 #define ZPOOL_CONFIG_NPARITY "nparity"
423 #define ZPOOL_CONFIG_HOSTID "hostid"
424 #define ZPOOL_CONFIG_HOSTNAME "hostname"
425 #define ZPOOL_CONFIG_UNSPARE "unspare"
426 #define ZPOOL_CONFIG_PHYS_PATH "phys_path"
427 #define ZPOOL_CONFIG_IS_LOG "is_log"
428 #define ZPOOL_CONFIG_L2CACHE "l2cache"
429 #define ZPOOL_CONFIG_HOLE_ARRAY "hole_array"
430 #define ZPOOL_CONFIG_VDEV_CHILDREN "vdev_children"
431 #define ZPOOL_CONFIG_IS_HOLE "is_hole"
432 #define ZPOOL_CONFIG_SUSPENDED "suspended" /* not stored on disk */
433 #define ZPOOL_CONFIG_TIMESTAMP "timestamp" /* not stored on disk */
434 #define ZPOOL_CONFIG_BOOTFS "bootfs" /* not stored on disk */
436 * The persistent vdev state is stored as separate values rather than a single
437 * 'vdev_state' entry. This is because a device can be in multiple states, such
438 * as offline and degraded.
440 #define ZPOOL_CONFIG_OFFLINE "offline"
441 #define ZPOOL_CONFIG_FAULTED "faulted"
442 #define ZPOOL_CONFIG_DEGRADED "degraded"
443 #define ZPOOL_CONFIG_REMOVED "removed"
444 #define ZPOOL_CONFIG_FRU "fru"
445 #define ZPOOL_CONFIG_AUX_STATE "aux_state"
447 /* Rewind policy parameters */
448 #define ZPOOL_REWIND_POLICY "rewind-policy"
449 #define ZPOOL_REWIND_REQUEST "rewind-request"
450 #define ZPOOL_REWIND_REQUEST_TXG "rewind-request-txg"
451 #define ZPOOL_REWIND_META_THRESH "rewind-meta-thresh"
452 #define ZPOOL_REWIND_DATA_THRESH "rewind-data-thresh"
454 /* Rewind data discovered */
455 #define ZPOOL_CONFIG_LOAD_TIME "rewind_txg_ts"
456 #define ZPOOL_CONFIG_LOAD_DATA_ERRORS "verify_data_errors"
457 #define ZPOOL_CONFIG_REWIND_TIME "seconds_of_rewind"
459 #define VDEV_TYPE_ROOT "root"
460 #define VDEV_TYPE_MIRROR "mirror"
461 #define VDEV_TYPE_REPLACING "replacing"
462 #define VDEV_TYPE_RAIDZ "raidz"
463 #define VDEV_TYPE_DISK "disk"
464 #define VDEV_TYPE_FILE "file"
465 #define VDEV_TYPE_MISSING "missing"
466 #define VDEV_TYPE_HOLE "hole"
467 #define VDEV_TYPE_SPARE "spare"
468 #define VDEV_TYPE_LOG "log"
469 #define VDEV_TYPE_L2CACHE "l2cache"
472 * This is needed in userland to report the minimum necessary device size.
474 #define SPA_MINDEVSIZE (64ULL << 20)
477 * The location of the pool configuration repository, shared between kernel and
480 #define ZPOOL_CACHE "/etc/zfs/zpool.cache"
483 * vdev states are ordered from least to most healthy.
484 * A vdev that's CANT_OPEN or below is considered unusable.
486 typedef enum vdev_state
{
487 VDEV_STATE_UNKNOWN
= 0, /* Uninitialized vdev */
488 VDEV_STATE_CLOSED
, /* Not currently open */
489 VDEV_STATE_OFFLINE
, /* Not allowed to open */
490 VDEV_STATE_REMOVED
, /* Explicitly removed from system */
491 VDEV_STATE_CANT_OPEN
, /* Tried to open, but failed */
492 VDEV_STATE_FAULTED
, /* External request to fault device */
493 VDEV_STATE_DEGRADED
, /* Replicated vdev with unhealthy kids */
494 VDEV_STATE_HEALTHY
/* Presumed good */
497 #define VDEV_STATE_ONLINE VDEV_STATE_HEALTHY
500 * vdev aux states. When a vdev is in the CANT_OPEN state, the aux field
501 * of the vdev stats structure uses these constants to distinguish why.
503 typedef enum vdev_aux
{
504 VDEV_AUX_NONE
, /* no error */
505 VDEV_AUX_OPEN_FAILED
, /* ldi_open_*() or vn_open() failed */
506 VDEV_AUX_CORRUPT_DATA
, /* bad label or disk contents */
507 VDEV_AUX_NO_REPLICAS
, /* insufficient number of replicas */
508 VDEV_AUX_BAD_GUID_SUM
, /* vdev guid sum doesn't match */
509 VDEV_AUX_TOO_SMALL
, /* vdev size is too small */
510 VDEV_AUX_BAD_LABEL
, /* the label is OK but invalid */
511 VDEV_AUX_VERSION_NEWER
, /* on-disk version is too new */
512 VDEV_AUX_VERSION_OLDER
, /* on-disk version is too old */
513 VDEV_AUX_SPARED
, /* hot spare used in another pool */
514 VDEV_AUX_ERR_EXCEEDED
, /* too many errors */
515 VDEV_AUX_IO_FAILURE
, /* experienced I/O failure */
516 VDEV_AUX_BAD_LOG
, /* cannot read log chain(s) */
517 VDEV_AUX_EXTERNAL
/* external diagnosis */
521 * pool state. The following states are written to disk as part of the normal
522 * SPA lifecycle: ACTIVE, EXPORTED, DESTROYED, SPARE, L2CACHE. The remaining
523 * states are software abstractions used at various levels to communicate
526 typedef enum pool_state
{
527 POOL_STATE_ACTIVE
= 0, /* In active use */
528 POOL_STATE_EXPORTED
, /* Explicitly exported */
529 POOL_STATE_DESTROYED
, /* Explicitly destroyed */
530 POOL_STATE_SPARE
, /* Reserved for hot spare use */
531 POOL_STATE_L2CACHE
, /* Level 2 ARC device */
532 POOL_STATE_UNINITIALIZED
, /* Internal spa_t state */
533 POOL_STATE_UNAVAIL
, /* Internal libzfs state */
534 POOL_STATE_POTENTIALLY_ACTIVE
/* Internal libzfs state */
540 typedef enum pool_scrub_type
{
543 POOL_SCRUB_EVERYTHING
,
548 * ZIO types. Needed to interpret vdev statistics below.
550 typedef enum zio_type
{
561 * Vdev statistics. Note: all fields should be 64-bit because this
562 * is passed between kernel and userland as an nvlist uint64 array.
564 typedef struct vdev_stat
{
565 hrtime_t vs_timestamp
; /* time since vdev load */
566 uint64_t vs_state
; /* vdev state */
567 uint64_t vs_aux
; /* see vdev_aux_t */
568 uint64_t vs_alloc
; /* space allocated */
569 uint64_t vs_space
; /* total capacity */
570 uint64_t vs_dspace
; /* deflated capacity */
571 uint64_t vs_rsize
; /* replaceable dev size */
572 uint64_t vs_ops
[ZIO_TYPES
]; /* operation count */
573 uint64_t vs_bytes
[ZIO_TYPES
]; /* bytes read/written */
574 uint64_t vs_read_errors
; /* read errors */
575 uint64_t vs_write_errors
; /* write errors */
576 uint64_t vs_checksum_errors
; /* checksum errors */
577 uint64_t vs_self_healed
; /* self-healed bytes */
578 uint64_t vs_scrub_type
; /* pool_scrub_type_t */
579 uint64_t vs_scrub_complete
; /* completed? */
580 uint64_t vs_scrub_examined
; /* bytes examined; top */
581 uint64_t vs_scrub_repaired
; /* bytes repaired; leaf */
582 uint64_t vs_scrub_errors
; /* errors during scrub */
583 uint64_t vs_scrub_start
; /* UTC scrub start time */
584 uint64_t vs_scrub_end
; /* UTC scrub end time */
587 #define ZVOL_DRIVER "zvol"
588 #define ZFS_DRIVER "zfs"
589 #define ZFS_DEV "/dev/zfs"
591 /* general zvol path */
592 #define ZVOL_DIR "/dev/zvol"
594 #define ZVOL_PSEUDO_DEV "/devices/pseudo/zfs@0:"
595 /* for dump and swap */
596 #define ZVOL_FULL_DEV_DIR ZVOL_DIR "/dsk/"
597 #define ZVOL_FULL_RDEV_DIR ZVOL_DIR "/rdsk/"
599 #define ZVOL_PROP_NAME "name"
602 * /dev/zfs ioctl numbers.
604 #define ZFS_IOC ('Z' << 8)
606 typedef enum zfs_ioc
{
607 ZFS_IOC_POOL_CREATE
= ZFS_IOC
,
608 ZFS_IOC_POOL_DESTROY
,
611 ZFS_IOC_POOL_CONFIGS
,
613 ZFS_IOC_POOL_TRYIMPORT
,
616 ZFS_IOC_POOL_UPGRADE
,
617 ZFS_IOC_POOL_GET_HISTORY
,
620 ZFS_IOC_VDEV_SET_STATE
,
623 ZFS_IOC_VDEV_SETPATH
,
625 ZFS_IOC_OBJSET_STATS
,
626 ZFS_IOC_OBJSET_ZPLPROPS
,
627 ZFS_IOC_DATASET_LIST_NEXT
,
628 ZFS_IOC_SNAPSHOT_LIST_NEXT
,
636 ZFS_IOC_INJECT_FAULT
,
638 ZFS_IOC_INJECT_LIST_NEXT
,
642 ZFS_IOC_DESTROY_SNAPS
,
644 ZFS_IOC_DSOBJ_TO_DSNAME
,
646 ZFS_IOC_POOL_SET_PROPS
,
647 ZFS_IOC_POOL_GET_PROPS
,
650 ZFS_IOC_ISCSI_PERM_CHECK
,
652 ZFS_IOC_INHERIT_PROP
,
654 ZFS_IOC_USERSPACE_ONE
,
655 ZFS_IOC_USERSPACE_MANY
,
656 ZFS_IOC_USERSPACE_UPGRADE
,
663 * Internal SPA load state. Used by FMA diagnosis engine.
666 SPA_LOAD_NONE
, /* no load in progress */
667 SPA_LOAD_OPEN
, /* normal open */
668 SPA_LOAD_IMPORT
, /* import in progress */
669 SPA_LOAD_TRYIMPORT
, /* tryimport in progress */
670 SPA_LOAD_RECOVER
/* recovery requested */
674 * Bookmark name values.
676 #define ZPOOL_ERR_LIST "error list"
677 #define ZPOOL_ERR_DATASET "dataset"
678 #define ZPOOL_ERR_OBJECT "object"
680 #define HIS_MAX_RECORD_LEN (MAXPATHLEN + MAXPATHLEN + 1)
683 * The following are names used in the nvlist describing
684 * the pool's history log.
686 #define ZPOOL_HIST_RECORD "history record"
687 #define ZPOOL_HIST_TIME "history time"
688 #define ZPOOL_HIST_CMD "history command"
689 #define ZPOOL_HIST_WHO "history who"
690 #define ZPOOL_HIST_ZONE "history zone"
691 #define ZPOOL_HIST_HOST "history hostname"
692 #define ZPOOL_HIST_TXG "history txg"
693 #define ZPOOL_HIST_INT_EVENT "history internal event"
694 #define ZPOOL_HIST_INT_STR "history internal str"
697 * Flags for ZFS_IOC_VDEV_SET_STATE
699 #define ZFS_ONLINE_CHECKREMOVE 0x1
700 #define ZFS_ONLINE_UNSPARE 0x2
701 #define ZFS_ONLINE_FORCEFAULT 0x4
702 #define ZFS_ONLINE_EXPAND 0x8
703 #define ZFS_OFFLINE_TEMPORARY 0x1
706 * Sysevent payload members. ZFS will generate the following sysevents with the
709 * ESC_ZFS_RESILVER_START
710 * ESC_ZFS_RESILVER_END
711 * ESC_ZFS_POOL_DESTROY
713 * ZFS_EV_POOL_NAME DATA_TYPE_STRING
714 * ZFS_EV_POOL_GUID DATA_TYPE_UINT64
716 * ESC_ZFS_VDEV_REMOVE
720 * ZFS_EV_POOL_NAME DATA_TYPE_STRING
721 * ZFS_EV_POOL_GUID DATA_TYPE_UINT64
722 * ZFS_EV_VDEV_PATH DATA_TYPE_STRING (optional)
723 * ZFS_EV_VDEV_GUID DATA_TYPE_UINT64
725 #define ZFS_EV_POOL_NAME "pool_name"
726 #define ZFS_EV_POOL_GUID "pool_guid"
727 #define ZFS_EV_VDEV_PATH "vdev_path"
728 #define ZFS_EV_VDEV_GUID "vdev_guid"
731 * Note: This is encoded on-disk, so new events must be added to the
732 * end, and unused events can not be removed. Be sure to edit
733 * libzfs_pool.c: hist_event_table[].
735 typedef enum history_internal_events
{
743 LOG_POOL_VDEV_ATTACH
,
744 LOG_POOL_VDEV_REPLACE
,
745 LOG_POOL_VDEV_DETACH
,
746 LOG_POOL_VDEV_ONLINE
,
747 LOG_POOL_VDEV_OFFLINE
,
755 LOG_DS_DESTROY_BEGIN
,
761 LOG_DS_PERM_WHO_REMOVE
,
766 LOG_DS_REPLAY_INC_SYNC
,
767 LOG_DS_REPLAY_FULL_SYNC
,
777 } history_internal_events_t
;
783 #endif /* _SYS_FS_ZFS_H */