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34dc7c2f BB |
1 | /* |
2 | * CDDL HEADER START | |
3 | * | |
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. | |
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 | */ | |
45d1cae3 | 21 | |
34dc7c2f | 22 | /* |
428870ff | 23 | * Copyright (c) 2005, 2010, Oracle and/or its affiliates. All rights reserved. |
f5fc4aca | 24 | * Copyright (c) 2011 by Delphix. All rights reserved. |
3541dc6d | 25 | * Copyright 2011 Nexenta Systems, Inc. All rights reserved. |
34dc7c2f BB |
26 | */ |
27 | ||
428870ff BB |
28 | /* Portions Copyright 2010 Robert Milkowski */ |
29 | ||
34dc7c2f BB |
30 | #ifndef _SYS_FS_ZFS_H |
31 | #define _SYS_FS_ZFS_H | |
32 | ||
45d1cae3 BB |
33 | #include <sys/time.h> |
34 | ||
34dc7c2f BB |
35 | #ifdef __cplusplus |
36 | extern "C" { | |
37 | #endif | |
38 | ||
39 | /* | |
40 | * Types and constants shared between userland and the kernel. | |
41 | */ | |
42 | ||
43 | /* | |
44 | * Each dataset can be one of the following types. These constants can be | |
45 | * combined into masks that can be passed to various functions. | |
46 | */ | |
47 | typedef enum { | |
48 | ZFS_TYPE_FILESYSTEM = 0x1, | |
49 | ZFS_TYPE_SNAPSHOT = 0x2, | |
50 | ZFS_TYPE_VOLUME = 0x4, | |
51 | ZFS_TYPE_POOL = 0x8 | |
52 | } zfs_type_t; | |
53 | ||
54 | #define ZFS_TYPE_DATASET \ | |
55 | (ZFS_TYPE_FILESYSTEM | ZFS_TYPE_VOLUME | ZFS_TYPE_SNAPSHOT) | |
56 | ||
9babb374 BB |
57 | #define ZAP_MAXNAMELEN 256 |
58 | #define ZAP_MAXVALUELEN (1024 * 8) | |
59 | #define ZAP_OLDMAXVALUELEN 1024 | |
60 | ||
34dc7c2f BB |
61 | /* |
62 | * Dataset properties are identified by these constants and must be added to | |
63 | * the end of this list to ensure that external consumers are not affected | |
64 | * by the change. If you make any changes to this list, be sure to update | |
65 | * the property table in usr/src/common/zfs/zfs_prop.c. | |
66 | */ | |
67 | typedef enum { | |
68 | ZFS_PROP_TYPE, | |
69 | ZFS_PROP_CREATION, | |
70 | ZFS_PROP_USED, | |
71 | ZFS_PROP_AVAILABLE, | |
72 | ZFS_PROP_REFERENCED, | |
73 | ZFS_PROP_COMPRESSRATIO, | |
74 | ZFS_PROP_MOUNTED, | |
75 | ZFS_PROP_ORIGIN, | |
76 | ZFS_PROP_QUOTA, | |
77 | ZFS_PROP_RESERVATION, | |
78 | ZFS_PROP_VOLSIZE, | |
79 | ZFS_PROP_VOLBLOCKSIZE, | |
80 | ZFS_PROP_RECORDSIZE, | |
81 | ZFS_PROP_MOUNTPOINT, | |
82 | ZFS_PROP_SHARENFS, | |
83 | ZFS_PROP_CHECKSUM, | |
84 | ZFS_PROP_COMPRESSION, | |
85 | ZFS_PROP_ATIME, | |
86 | ZFS_PROP_DEVICES, | |
87 | ZFS_PROP_EXEC, | |
88 | ZFS_PROP_SETUID, | |
89 | ZFS_PROP_READONLY, | |
90 | ZFS_PROP_ZONED, | |
91 | ZFS_PROP_SNAPDIR, | |
428870ff | 92 | ZFS_PROP_PRIVATE, /* not exposed to user, temporary */ |
34dc7c2f BB |
93 | ZFS_PROP_ACLINHERIT, |
94 | ZFS_PROP_CREATETXG, /* not exposed to the user */ | |
95 | ZFS_PROP_NAME, /* not exposed to the user */ | |
96 | ZFS_PROP_CANMOUNT, | |
34dc7c2f BB |
97 | ZFS_PROP_ISCSIOPTIONS, /* not exposed to the user */ |
98 | ZFS_PROP_XATTR, | |
99 | ZFS_PROP_NUMCLONES, /* not exposed to the user */ | |
100 | ZFS_PROP_COPIES, | |
101 | ZFS_PROP_VERSION, | |
102 | ZFS_PROP_UTF8ONLY, | |
103 | ZFS_PROP_NORMALIZE, | |
104 | ZFS_PROP_CASE, | |
105 | ZFS_PROP_VSCAN, | |
106 | ZFS_PROP_NBMAND, | |
107 | ZFS_PROP_SHARESMB, | |
108 | ZFS_PROP_REFQUOTA, | |
109 | ZFS_PROP_REFRESERVATION, | |
b128c09f BB |
110 | ZFS_PROP_GUID, |
111 | ZFS_PROP_PRIMARYCACHE, | |
112 | ZFS_PROP_SECONDARYCACHE, | |
113 | ZFS_PROP_USEDSNAP, | |
114 | ZFS_PROP_USEDDS, | |
115 | ZFS_PROP_USEDCHILD, | |
116 | ZFS_PROP_USEDREFRESERV, | |
9babb374 BB |
117 | ZFS_PROP_USERACCOUNTING, /* not exposed to the user */ |
118 | ZFS_PROP_STMF_SHAREINFO, /* not exposed to the user */ | |
45d1cae3 BB |
119 | ZFS_PROP_DEFER_DESTROY, |
120 | ZFS_PROP_USERREFS, | |
428870ff BB |
121 | ZFS_PROP_LOGBIAS, |
122 | ZFS_PROP_UNIQUE, /* not exposed to the user */ | |
123 | ZFS_PROP_OBJSETID, /* not exposed to the user */ | |
124 | ZFS_PROP_DEDUP, | |
125 | ZFS_PROP_MLSLABEL, | |
126 | ZFS_PROP_SYNC, | |
f5fc4aca | 127 | ZFS_PROP_REFRATIO, |
330d06f9 MA |
128 | ZFS_PROP_WRITTEN, |
129 | ZFS_PROP_CLONES, | |
34dc7c2f BB |
130 | ZFS_NUM_PROPS |
131 | } zfs_prop_t; | |
132 | ||
9babb374 BB |
133 | typedef enum { |
134 | ZFS_PROP_USERUSED, | |
135 | ZFS_PROP_USERQUOTA, | |
136 | ZFS_PROP_GROUPUSED, | |
137 | ZFS_PROP_GROUPQUOTA, | |
138 | ZFS_NUM_USERQUOTA_PROPS | |
139 | } zfs_userquota_prop_t; | |
140 | ||
141 | extern const char *zfs_userquota_prop_prefixes[ZFS_NUM_USERQUOTA_PROPS]; | |
142 | ||
34dc7c2f BB |
143 | /* |
144 | * Pool properties are identified by these constants and must be added to the | |
b128c09f | 145 | * end of this list to ensure that external consumers are not affected |
34dc7c2f BB |
146 | * by the change. If you make any changes to this list, be sure to update |
147 | * the property table in usr/src/common/zfs/zpool_prop.c. | |
148 | */ | |
149 | typedef enum { | |
150 | ZPOOL_PROP_NAME, | |
151 | ZPOOL_PROP_SIZE, | |
34dc7c2f BB |
152 | ZPOOL_PROP_CAPACITY, |
153 | ZPOOL_PROP_ALTROOT, | |
154 | ZPOOL_PROP_HEALTH, | |
155 | ZPOOL_PROP_GUID, | |
156 | ZPOOL_PROP_VERSION, | |
157 | ZPOOL_PROP_BOOTFS, | |
158 | ZPOOL_PROP_DELEGATION, | |
159 | ZPOOL_PROP_AUTOREPLACE, | |
160 | ZPOOL_PROP_CACHEFILE, | |
161 | ZPOOL_PROP_FAILUREMODE, | |
b128c09f | 162 | ZPOOL_PROP_LISTSNAPS, |
9babb374 | 163 | ZPOOL_PROP_AUTOEXPAND, |
428870ff BB |
164 | ZPOOL_PROP_DEDUPDITTO, |
165 | ZPOOL_PROP_DEDUPRATIO, | |
166 | ZPOOL_PROP_FREE, | |
167 | ZPOOL_PROP_ALLOCATED, | |
572e2857 | 168 | ZPOOL_PROP_READONLY, |
df30f566 | 169 | ZPOOL_PROP_ASHIFT, |
34dc7c2f BB |
170 | ZPOOL_NUM_PROPS |
171 | } zpool_prop_t; | |
172 | ||
173 | #define ZPROP_CONT -2 | |
174 | #define ZPROP_INVAL -1 | |
175 | ||
176 | #define ZPROP_VALUE "value" | |
177 | #define ZPROP_SOURCE "source" | |
178 | ||
179 | typedef enum { | |
180 | ZPROP_SRC_NONE = 0x1, | |
181 | ZPROP_SRC_DEFAULT = 0x2, | |
182 | ZPROP_SRC_TEMPORARY = 0x4, | |
183 | ZPROP_SRC_LOCAL = 0x8, | |
428870ff BB |
184 | ZPROP_SRC_INHERITED = 0x10, |
185 | ZPROP_SRC_RECEIVED = 0x20 | |
34dc7c2f BB |
186 | } zprop_source_t; |
187 | ||
428870ff BB |
188 | #define ZPROP_SRC_ALL 0x3f |
189 | ||
190 | #define ZPROP_SOURCE_VAL_RECVD "$recvd" | |
191 | #define ZPROP_N_MORE_ERRORS "N_MORE_ERRORS" | |
192 | /* | |
193 | * Dataset flag implemented as a special entry in the props zap object | |
194 | * indicating that the dataset has received properties on or after | |
195 | * SPA_VERSION_RECVD_PROPS. The first such receive blows away local properties | |
196 | * just as it did in earlier versions, and thereafter, local properties are | |
197 | * preserved. | |
198 | */ | |
199 | #define ZPROP_HAS_RECVD "$hasrecvd" | |
200 | ||
201 | typedef enum { | |
202 | ZPROP_ERR_NOCLEAR = 0x1, /* failure to clear existing props */ | |
203 | ZPROP_ERR_NORESTORE = 0x2 /* failure to restore props on error */ | |
204 | } zprop_errflags_t; | |
34dc7c2f BB |
205 | |
206 | typedef int (*zprop_func)(int, void *); | |
207 | ||
b128c09f BB |
208 | /* |
209 | * Properties to be set on the root file system of a new pool | |
210 | * are stuffed into their own nvlist, which is then included in | |
211 | * the properties nvlist with the pool properties. | |
212 | */ | |
213 | #define ZPOOL_ROOTFS_PROPS "root-props-nvl" | |
214 | ||
34dc7c2f BB |
215 | /* |
216 | * Dataset property functions shared between libzfs and kernel. | |
217 | */ | |
218 | const char *zfs_prop_default_string(zfs_prop_t); | |
219 | uint64_t zfs_prop_default_numeric(zfs_prop_t); | |
220 | boolean_t zfs_prop_readonly(zfs_prop_t); | |
221 | boolean_t zfs_prop_inheritable(zfs_prop_t); | |
222 | boolean_t zfs_prop_setonce(zfs_prop_t); | |
223 | const char *zfs_prop_to_name(zfs_prop_t); | |
224 | zfs_prop_t zfs_name_to_prop(const char *); | |
225 | boolean_t zfs_prop_user(const char *); | |
428870ff | 226 | boolean_t zfs_prop_userquota(const char *); |
330d06f9 | 227 | boolean_t zfs_prop_written(const char *); |
34dc7c2f BB |
228 | int zfs_prop_index_to_string(zfs_prop_t, uint64_t, const char **); |
229 | int zfs_prop_string_to_index(zfs_prop_t, const char *, uint64_t *); | |
428870ff | 230 | uint64_t zfs_prop_random_value(zfs_prop_t, uint64_t seed); |
b128c09f | 231 | boolean_t zfs_prop_valid_for_type(int, zfs_type_t); |
34dc7c2f BB |
232 | |
233 | /* | |
234 | * Pool property functions shared between libzfs and kernel. | |
235 | */ | |
236 | zpool_prop_t zpool_name_to_prop(const char *); | |
237 | const char *zpool_prop_to_name(zpool_prop_t); | |
238 | const char *zpool_prop_default_string(zpool_prop_t); | |
239 | uint64_t zpool_prop_default_numeric(zpool_prop_t); | |
240 | boolean_t zpool_prop_readonly(zpool_prop_t); | |
241 | int zpool_prop_index_to_string(zpool_prop_t, uint64_t, const char **); | |
242 | int zpool_prop_string_to_index(zpool_prop_t, const char *, uint64_t *); | |
428870ff | 243 | uint64_t zpool_prop_random_value(zpool_prop_t, uint64_t seed); |
34dc7c2f BB |
244 | |
245 | /* | |
246 | * Definitions for the Delegation. | |
247 | */ | |
248 | typedef enum { | |
249 | ZFS_DELEG_WHO_UNKNOWN = 0, | |
250 | ZFS_DELEG_USER = 'u', | |
251 | ZFS_DELEG_USER_SETS = 'U', | |
252 | ZFS_DELEG_GROUP = 'g', | |
253 | ZFS_DELEG_GROUP_SETS = 'G', | |
254 | ZFS_DELEG_EVERYONE = 'e', | |
255 | ZFS_DELEG_EVERYONE_SETS = 'E', | |
256 | ZFS_DELEG_CREATE = 'c', | |
257 | ZFS_DELEG_CREATE_SETS = 'C', | |
258 | ZFS_DELEG_NAMED_SET = 's', | |
259 | ZFS_DELEG_NAMED_SET_SETS = 'S' | |
260 | } zfs_deleg_who_type_t; | |
261 | ||
262 | typedef enum { | |
263 | ZFS_DELEG_NONE = 0, | |
264 | ZFS_DELEG_PERM_LOCAL = 1, | |
265 | ZFS_DELEG_PERM_DESCENDENT = 2, | |
266 | ZFS_DELEG_PERM_LOCALDESCENDENT = 3, | |
267 | ZFS_DELEG_PERM_CREATE = 4 | |
268 | } zfs_deleg_inherit_t; | |
269 | ||
270 | #define ZFS_DELEG_PERM_UID "uid" | |
271 | #define ZFS_DELEG_PERM_GID "gid" | |
272 | #define ZFS_DELEG_PERM_GROUPS "groups" | |
273 | ||
428870ff BB |
274 | #define ZFS_MLSLABEL_DEFAULT "none" |
275 | ||
9babb374 BB |
276 | #define ZFS_SMB_ACL_SRC "src" |
277 | #define ZFS_SMB_ACL_TARGET "target" | |
278 | ||
34dc7c2f BB |
279 | typedef enum { |
280 | ZFS_CANMOUNT_OFF = 0, | |
281 | ZFS_CANMOUNT_ON = 1, | |
282 | ZFS_CANMOUNT_NOAUTO = 2 | |
283 | } zfs_canmount_type_t; | |
284 | ||
428870ff BB |
285 | typedef enum { |
286 | ZFS_LOGBIAS_LATENCY = 0, | |
287 | ZFS_LOGBIAS_THROUGHPUT = 1 | |
288 | } zfs_logbias_op_t; | |
289 | ||
34dc7c2f BB |
290 | typedef enum zfs_share_op { |
291 | ZFS_SHARE_NFS = 0, | |
292 | ZFS_UNSHARE_NFS = 1, | |
293 | ZFS_SHARE_SMB = 2, | |
294 | ZFS_UNSHARE_SMB = 3 | |
295 | } zfs_share_op_t; | |
296 | ||
9babb374 BB |
297 | typedef enum zfs_smb_acl_op { |
298 | ZFS_SMB_ACL_ADD, | |
299 | ZFS_SMB_ACL_REMOVE, | |
300 | ZFS_SMB_ACL_RENAME, | |
301 | ZFS_SMB_ACL_PURGE | |
302 | } zfs_smb_acl_op_t; | |
303 | ||
b128c09f BB |
304 | typedef enum zfs_cache_type { |
305 | ZFS_CACHE_NONE = 0, | |
306 | ZFS_CACHE_METADATA = 1, | |
307 | ZFS_CACHE_ALL = 2 | |
308 | } zfs_cache_type_t; | |
309 | ||
428870ff BB |
310 | typedef enum { |
311 | ZFS_SYNC_STANDARD = 0, | |
312 | ZFS_SYNC_ALWAYS = 1, | |
313 | ZFS_SYNC_DISABLED = 2 | |
314 | } zfs_sync_type_t; | |
315 | ||
82a37189 BB |
316 | typedef enum { |
317 | ZFS_XATTR_OFF = 0, | |
318 | ZFS_XATTR_DIR = 1, | |
319 | ZFS_XATTR_SA = 2 | |
320 | } zfs_xattr_type_t; | |
b128c09f | 321 | |
34dc7c2f BB |
322 | /* |
323 | * On-disk version number. | |
324 | */ | |
325 | #define SPA_VERSION_1 1ULL | |
326 | #define SPA_VERSION_2 2ULL | |
327 | #define SPA_VERSION_3 3ULL | |
328 | #define SPA_VERSION_4 4ULL | |
329 | #define SPA_VERSION_5 5ULL | |
330 | #define SPA_VERSION_6 6ULL | |
331 | #define SPA_VERSION_7 7ULL | |
332 | #define SPA_VERSION_8 8ULL | |
333 | #define SPA_VERSION_9 9ULL | |
334 | #define SPA_VERSION_10 10ULL | |
b128c09f BB |
335 | #define SPA_VERSION_11 11ULL |
336 | #define SPA_VERSION_12 12ULL | |
337 | #define SPA_VERSION_13 13ULL | |
338 | #define SPA_VERSION_14 14ULL | |
9babb374 BB |
339 | #define SPA_VERSION_15 15ULL |
340 | #define SPA_VERSION_16 16ULL | |
45d1cae3 BB |
341 | #define SPA_VERSION_17 17ULL |
342 | #define SPA_VERSION_18 18ULL | |
428870ff BB |
343 | #define SPA_VERSION_19 19ULL |
344 | #define SPA_VERSION_20 20ULL | |
345 | #define SPA_VERSION_21 21ULL | |
346 | #define SPA_VERSION_22 22ULL | |
347 | #define SPA_VERSION_23 23ULL | |
348 | #define SPA_VERSION_24 24ULL | |
349 | #define SPA_VERSION_25 25ULL | |
350 | #define SPA_VERSION_26 26ULL | |
572e2857 BB |
351 | #define SPA_VERSION_27 27ULL |
352 | #define SPA_VERSION_28 28ULL | |
353 | ||
34dc7c2f BB |
354 | /* |
355 | * When bumping up SPA_VERSION, make sure GRUB ZFS understands the on-disk | |
9babb374 BB |
356 | * format change. Go to usr/src/grub/grub-0.97/stage2/{zfs-include/, fsys_zfs*}, |
357 | * and do the appropriate changes. Also bump the version number in | |
358 | * usr/src/grub/capability. | |
34dc7c2f | 359 | */ |
572e2857 BB |
360 | #define SPA_VERSION SPA_VERSION_28 |
361 | #define SPA_VERSION_STRING "28" | |
34dc7c2f BB |
362 | |
363 | /* | |
364 | * Symbolic names for the changes that caused a SPA_VERSION switch. | |
365 | * Used in the code when checking for presence or absence of a feature. | |
366 | * Feel free to define multiple symbolic names for each version if there | |
367 | * were multiple changes to on-disk structures during that version. | |
368 | * | |
369 | * NOTE: When checking the current SPA_VERSION in your code, be sure | |
370 | * to use spa_version() since it reports the version of the | |
371 | * last synced uberblock. Checking the in-flight version can | |
372 | * be dangerous in some cases. | |
373 | */ | |
374 | #define SPA_VERSION_INITIAL SPA_VERSION_1 | |
375 | #define SPA_VERSION_DITTO_BLOCKS SPA_VERSION_2 | |
376 | #define SPA_VERSION_SPARES SPA_VERSION_3 | |
45d1cae3 | 377 | #define SPA_VERSION_RAIDZ2 SPA_VERSION_3 |
428870ff | 378 | #define SPA_VERSION_BPOBJ_ACCOUNT SPA_VERSION_3 |
34dc7c2f BB |
379 | #define SPA_VERSION_RAIDZ_DEFLATE SPA_VERSION_3 |
380 | #define SPA_VERSION_DNODE_BYTES SPA_VERSION_3 | |
381 | #define SPA_VERSION_ZPOOL_HISTORY SPA_VERSION_4 | |
382 | #define SPA_VERSION_GZIP_COMPRESSION SPA_VERSION_5 | |
383 | #define SPA_VERSION_BOOTFS SPA_VERSION_6 | |
384 | #define SPA_VERSION_SLOGS SPA_VERSION_7 | |
385 | #define SPA_VERSION_DELEGATED_PERMS SPA_VERSION_8 | |
386 | #define SPA_VERSION_FUID SPA_VERSION_9 | |
387 | #define SPA_VERSION_REFRESERVATION SPA_VERSION_9 | |
388 | #define SPA_VERSION_REFQUOTA SPA_VERSION_9 | |
389 | #define SPA_VERSION_UNIQUE_ACCURATE SPA_VERSION_9 | |
390 | #define SPA_VERSION_L2CACHE SPA_VERSION_10 | |
b128c09f BB |
391 | #define SPA_VERSION_NEXT_CLONES SPA_VERSION_11 |
392 | #define SPA_VERSION_ORIGIN SPA_VERSION_11 | |
393 | #define SPA_VERSION_DSL_SCRUB SPA_VERSION_11 | |
394 | #define SPA_VERSION_SNAP_PROPS SPA_VERSION_12 | |
395 | #define SPA_VERSION_USED_BREAKDOWN SPA_VERSION_13 | |
396 | #define SPA_VERSION_PASSTHROUGH_X SPA_VERSION_14 | |
9babb374 BB |
397 | #define SPA_VERSION_USERSPACE SPA_VERSION_15 |
398 | #define SPA_VERSION_STMF_PROP SPA_VERSION_16 | |
45d1cae3 BB |
399 | #define SPA_VERSION_RAIDZ3 SPA_VERSION_17 |
400 | #define SPA_VERSION_USERREFS SPA_VERSION_18 | |
428870ff BB |
401 | #define SPA_VERSION_HOLES SPA_VERSION_19 |
402 | #define SPA_VERSION_ZLE_COMPRESSION SPA_VERSION_20 | |
403 | #define SPA_VERSION_DEDUP SPA_VERSION_21 | |
404 | #define SPA_VERSION_RECVD_PROPS SPA_VERSION_22 | |
405 | #define SPA_VERSION_SLIM_ZIL SPA_VERSION_23 | |
406 | #define SPA_VERSION_SA SPA_VERSION_24 | |
407 | #define SPA_VERSION_SCAN SPA_VERSION_25 | |
408 | #define SPA_VERSION_DIR_CLONES SPA_VERSION_26 | |
409 | #define SPA_VERSION_DEADLISTS SPA_VERSION_26 | |
572e2857 BB |
410 | #define SPA_VERSION_FAST_SNAP SPA_VERSION_27 |
411 | #define SPA_VERSION_MULTI_REPLACE SPA_VERSION_28 | |
34dc7c2f BB |
412 | |
413 | /* | |
414 | * ZPL version - rev'd whenever an incompatible on-disk format change | |
415 | * occurs. This is independent of SPA/DMU/ZAP versioning. You must | |
416 | * also update the version_table[] and help message in zfs_prop.c. | |
417 | * | |
418 | * When changing, be sure to teach GRUB how to read the new format! | |
9babb374 | 419 | * See usr/src/grub/grub-0.97/stage2/{zfs-include/,fsys_zfs*} |
34dc7c2f BB |
420 | */ |
421 | #define ZPL_VERSION_1 1ULL | |
422 | #define ZPL_VERSION_2 2ULL | |
423 | #define ZPL_VERSION_3 3ULL | |
9babb374 | 424 | #define ZPL_VERSION_4 4ULL |
428870ff BB |
425 | #define ZPL_VERSION_5 5ULL |
426 | #define ZPL_VERSION ZPL_VERSION_5 | |
427 | #define ZPL_VERSION_STRING "5" | |
34dc7c2f BB |
428 | |
429 | #define ZPL_VERSION_INITIAL ZPL_VERSION_1 | |
430 | #define ZPL_VERSION_DIRENT_TYPE ZPL_VERSION_2 | |
431 | #define ZPL_VERSION_FUID ZPL_VERSION_3 | |
432 | #define ZPL_VERSION_NORMALIZATION ZPL_VERSION_3 | |
433 | #define ZPL_VERSION_SYSATTR ZPL_VERSION_3 | |
9babb374 | 434 | #define ZPL_VERSION_USERSPACE ZPL_VERSION_4 |
428870ff BB |
435 | #define ZPL_VERSION_SA ZPL_VERSION_5 |
436 | ||
437 | /* Rewind request information */ | |
438 | #define ZPOOL_NO_REWIND 1 /* No policy - default behavior */ | |
439 | #define ZPOOL_NEVER_REWIND 2 /* Do not search for best txg or rewind */ | |
440 | #define ZPOOL_TRY_REWIND 4 /* Search for best txg, but do not rewind */ | |
441 | #define ZPOOL_DO_REWIND 8 /* Rewind to best txg w/in deferred frees */ | |
442 | #define ZPOOL_EXTREME_REWIND 16 /* Allow extreme measures to find best txg */ | |
443 | #define ZPOOL_REWIND_MASK 28 /* All the possible rewind bits */ | |
444 | #define ZPOOL_REWIND_POLICIES 31 /* All the possible policy bits */ | |
445 | ||
446 | typedef struct zpool_rewind_policy { | |
447 | uint32_t zrp_request; /* rewind behavior requested */ | |
448 | uint64_t zrp_maxmeta; /* max acceptable meta-data errors */ | |
449 | uint64_t zrp_maxdata; /* max acceptable data errors */ | |
450 | uint64_t zrp_txg; /* specific txg to load */ | |
451 | } zpool_rewind_policy_t; | |
34dc7c2f BB |
452 | |
453 | /* | |
454 | * The following are configuration names used in the nvlist describing a pool's | |
455 | * configuration. | |
456 | */ | |
457 | #define ZPOOL_CONFIG_VERSION "version" | |
458 | #define ZPOOL_CONFIG_POOL_NAME "name" | |
459 | #define ZPOOL_CONFIG_POOL_STATE "state" | |
460 | #define ZPOOL_CONFIG_POOL_TXG "txg" | |
461 | #define ZPOOL_CONFIG_POOL_GUID "pool_guid" | |
462 | #define ZPOOL_CONFIG_CREATE_TXG "create_txg" | |
463 | #define ZPOOL_CONFIG_TOP_GUID "top_guid" | |
464 | #define ZPOOL_CONFIG_VDEV_TREE "vdev_tree" | |
465 | #define ZPOOL_CONFIG_TYPE "type" | |
466 | #define ZPOOL_CONFIG_CHILDREN "children" | |
467 | #define ZPOOL_CONFIG_ID "id" | |
468 | #define ZPOOL_CONFIG_GUID "guid" | |
469 | #define ZPOOL_CONFIG_PATH "path" | |
470 | #define ZPOOL_CONFIG_DEVID "devid" | |
471 | #define ZPOOL_CONFIG_METASLAB_ARRAY "metaslab_array" | |
472 | #define ZPOOL_CONFIG_METASLAB_SHIFT "metaslab_shift" | |
473 | #define ZPOOL_CONFIG_ASHIFT "ashift" | |
474 | #define ZPOOL_CONFIG_ASIZE "asize" | |
475 | #define ZPOOL_CONFIG_DTL "DTL" | |
428870ff BB |
476 | #define ZPOOL_CONFIG_SCAN_STATS "scan_stats" /* not stored on disk */ |
477 | #define ZPOOL_CONFIG_VDEV_STATS "vdev_stats" /* not stored on disk */ | |
34dc7c2f BB |
478 | #define ZPOOL_CONFIG_WHOLE_DISK "whole_disk" |
479 | #define ZPOOL_CONFIG_ERRCOUNT "error_count" | |
480 | #define ZPOOL_CONFIG_NOT_PRESENT "not_present" | |
481 | #define ZPOOL_CONFIG_SPARES "spares" | |
482 | #define ZPOOL_CONFIG_IS_SPARE "is_spare" | |
483 | #define ZPOOL_CONFIG_NPARITY "nparity" | |
484 | #define ZPOOL_CONFIG_HOSTID "hostid" | |
485 | #define ZPOOL_CONFIG_HOSTNAME "hostname" | |
572e2857 | 486 | #define ZPOOL_CONFIG_LOADED_TIME "initial_load_time" |
34dc7c2f BB |
487 | #define ZPOOL_CONFIG_UNSPARE "unspare" |
488 | #define ZPOOL_CONFIG_PHYS_PATH "phys_path" | |
489 | #define ZPOOL_CONFIG_IS_LOG "is_log" | |
490 | #define ZPOOL_CONFIG_L2CACHE "l2cache" | |
428870ff BB |
491 | #define ZPOOL_CONFIG_HOLE_ARRAY "hole_array" |
492 | #define ZPOOL_CONFIG_VDEV_CHILDREN "vdev_children" | |
493 | #define ZPOOL_CONFIG_IS_HOLE "is_hole" | |
494 | #define ZPOOL_CONFIG_DDT_HISTOGRAM "ddt_histogram" | |
495 | #define ZPOOL_CONFIG_DDT_OBJ_STATS "ddt_object_stats" | |
496 | #define ZPOOL_CONFIG_DDT_STATS "ddt_stats" | |
497 | #define ZPOOL_CONFIG_SPLIT "splitcfg" | |
498 | #define ZPOOL_CONFIG_ORIG_GUID "orig_guid" | |
499 | #define ZPOOL_CONFIG_SPLIT_GUID "split_guid" | |
500 | #define ZPOOL_CONFIG_SPLIT_LIST "guid_list" | |
501 | #define ZPOOL_CONFIG_REMOVING "removing" | |
572e2857 | 502 | #define ZPOOL_CONFIG_RESILVERING "resilvering" |
b128c09f | 503 | #define ZPOOL_CONFIG_SUSPENDED "suspended" /* not stored on disk */ |
34dc7c2f BB |
504 | #define ZPOOL_CONFIG_TIMESTAMP "timestamp" /* not stored on disk */ |
505 | #define ZPOOL_CONFIG_BOOTFS "bootfs" /* not stored on disk */ | |
572e2857 BB |
506 | #define ZPOOL_CONFIG_MISSING_DEVICES "missing_vdevs" /* not stored on disk */ |
507 | #define ZPOOL_CONFIG_LOAD_INFO "load_info" /* not stored on disk */ | |
34dc7c2f BB |
508 | /* |
509 | * The persistent vdev state is stored as separate values rather than a single | |
510 | * 'vdev_state' entry. This is because a device can be in multiple states, such | |
511 | * as offline and degraded. | |
512 | */ | |
513 | #define ZPOOL_CONFIG_OFFLINE "offline" | |
514 | #define ZPOOL_CONFIG_FAULTED "faulted" | |
515 | #define ZPOOL_CONFIG_DEGRADED "degraded" | |
516 | #define ZPOOL_CONFIG_REMOVED "removed" | |
9babb374 | 517 | #define ZPOOL_CONFIG_FRU "fru" |
428870ff BB |
518 | #define ZPOOL_CONFIG_AUX_STATE "aux_state" |
519 | ||
520 | /* Rewind policy parameters */ | |
521 | #define ZPOOL_REWIND_POLICY "rewind-policy" | |
522 | #define ZPOOL_REWIND_REQUEST "rewind-request" | |
523 | #define ZPOOL_REWIND_REQUEST_TXG "rewind-request-txg" | |
524 | #define ZPOOL_REWIND_META_THRESH "rewind-meta-thresh" | |
525 | #define ZPOOL_REWIND_DATA_THRESH "rewind-data-thresh" | |
526 | ||
527 | /* Rewind data discovered */ | |
528 | #define ZPOOL_CONFIG_LOAD_TIME "rewind_txg_ts" | |
529 | #define ZPOOL_CONFIG_LOAD_DATA_ERRORS "verify_data_errors" | |
530 | #define ZPOOL_CONFIG_REWIND_TIME "seconds_of_rewind" | |
34dc7c2f BB |
531 | |
532 | #define VDEV_TYPE_ROOT "root" | |
533 | #define VDEV_TYPE_MIRROR "mirror" | |
534 | #define VDEV_TYPE_REPLACING "replacing" | |
535 | #define VDEV_TYPE_RAIDZ "raidz" | |
536 | #define VDEV_TYPE_DISK "disk" | |
537 | #define VDEV_TYPE_FILE "file" | |
538 | #define VDEV_TYPE_MISSING "missing" | |
428870ff | 539 | #define VDEV_TYPE_HOLE "hole" |
34dc7c2f BB |
540 | #define VDEV_TYPE_SPARE "spare" |
541 | #define VDEV_TYPE_LOG "log" | |
542 | #define VDEV_TYPE_L2CACHE "l2cache" | |
543 | ||
544 | /* | |
545 | * This is needed in userland to report the minimum necessary device size. | |
546 | */ | |
547 | #define SPA_MINDEVSIZE (64ULL << 20) | |
548 | ||
549 | /* | |
550 | * The location of the pool configuration repository, shared between kernel and | |
551 | * userland. | |
552 | */ | |
b128c09f | 553 | #define ZPOOL_CACHE "/etc/zfs/zpool.cache" |
34dc7c2f BB |
554 | |
555 | /* | |
556 | * vdev states are ordered from least to most healthy. | |
557 | * A vdev that's CANT_OPEN or below is considered unusable. | |
558 | */ | |
559 | typedef enum vdev_state { | |
560 | VDEV_STATE_UNKNOWN = 0, /* Uninitialized vdev */ | |
561 | VDEV_STATE_CLOSED, /* Not currently open */ | |
562 | VDEV_STATE_OFFLINE, /* Not allowed to open */ | |
563 | VDEV_STATE_REMOVED, /* Explicitly removed from system */ | |
564 | VDEV_STATE_CANT_OPEN, /* Tried to open, but failed */ | |
565 | VDEV_STATE_FAULTED, /* External request to fault device */ | |
566 | VDEV_STATE_DEGRADED, /* Replicated vdev with unhealthy kids */ | |
567 | VDEV_STATE_HEALTHY /* Presumed good */ | |
568 | } vdev_state_t; | |
569 | ||
570 | #define VDEV_STATE_ONLINE VDEV_STATE_HEALTHY | |
571 | ||
572 | /* | |
573 | * vdev aux states. When a vdev is in the CANT_OPEN state, the aux field | |
574 | * of the vdev stats structure uses these constants to distinguish why. | |
575 | */ | |
576 | typedef enum vdev_aux { | |
577 | VDEV_AUX_NONE, /* no error */ | |
578 | VDEV_AUX_OPEN_FAILED, /* ldi_open_*() or vn_open() failed */ | |
579 | VDEV_AUX_CORRUPT_DATA, /* bad label or disk contents */ | |
580 | VDEV_AUX_NO_REPLICAS, /* insufficient number of replicas */ | |
581 | VDEV_AUX_BAD_GUID_SUM, /* vdev guid sum doesn't match */ | |
582 | VDEV_AUX_TOO_SMALL, /* vdev size is too small */ | |
583 | VDEV_AUX_BAD_LABEL, /* the label is OK but invalid */ | |
584 | VDEV_AUX_VERSION_NEWER, /* on-disk version is too new */ | |
585 | VDEV_AUX_VERSION_OLDER, /* on-disk version is too old */ | |
586 | VDEV_AUX_SPARED, /* hot spare used in another pool */ | |
b128c09f BB |
587 | VDEV_AUX_ERR_EXCEEDED, /* too many errors */ |
588 | VDEV_AUX_IO_FAILURE, /* experienced I/O failure */ | |
428870ff BB |
589 | VDEV_AUX_BAD_LOG, /* cannot read log chain(s) */ |
590 | VDEV_AUX_EXTERNAL, /* external diagnosis */ | |
591 | VDEV_AUX_SPLIT_POOL /* vdev was split off into another pool */ | |
34dc7c2f BB |
592 | } vdev_aux_t; |
593 | ||
594 | /* | |
595 | * pool state. The following states are written to disk as part of the normal | |
596 | * SPA lifecycle: ACTIVE, EXPORTED, DESTROYED, SPARE, L2CACHE. The remaining | |
597 | * states are software abstractions used at various levels to communicate | |
598 | * pool state. | |
599 | */ | |
600 | typedef enum pool_state { | |
601 | POOL_STATE_ACTIVE = 0, /* In active use */ | |
602 | POOL_STATE_EXPORTED, /* Explicitly exported */ | |
603 | POOL_STATE_DESTROYED, /* Explicitly destroyed */ | |
604 | POOL_STATE_SPARE, /* Reserved for hot spare use */ | |
605 | POOL_STATE_L2CACHE, /* Level 2 ARC device */ | |
606 | POOL_STATE_UNINITIALIZED, /* Internal spa_t state */ | |
34dc7c2f BB |
607 | POOL_STATE_UNAVAIL, /* Internal libzfs state */ |
608 | POOL_STATE_POTENTIALLY_ACTIVE /* Internal libzfs state */ | |
609 | } pool_state_t; | |
610 | ||
611 | /* | |
428870ff | 612 | * Scan Functions. |
34dc7c2f | 613 | */ |
428870ff BB |
614 | typedef enum pool_scan_func { |
615 | POOL_SCAN_NONE, | |
616 | POOL_SCAN_SCRUB, | |
617 | POOL_SCAN_RESILVER, | |
618 | POOL_SCAN_FUNCS | |
619 | } pool_scan_func_t; | |
34dc7c2f BB |
620 | |
621 | /* | |
622 | * ZIO types. Needed to interpret vdev statistics below. | |
623 | */ | |
624 | typedef enum zio_type { | |
625 | ZIO_TYPE_NULL = 0, | |
626 | ZIO_TYPE_READ, | |
627 | ZIO_TYPE_WRITE, | |
628 | ZIO_TYPE_FREE, | |
629 | ZIO_TYPE_CLAIM, | |
630 | ZIO_TYPE_IOCTL, | |
631 | ZIO_TYPES | |
632 | } zio_type_t; | |
633 | ||
428870ff BB |
634 | /* |
635 | * Pool statistics. Note: all fields should be 64-bit because this | |
636 | * is passed between kernel and userland as an nvlist uint64 array. | |
637 | */ | |
638 | typedef struct pool_scan_stat { | |
639 | /* values stored on disk */ | |
640 | uint64_t pss_func; /* pool_scan_func_t */ | |
641 | uint64_t pss_state; /* dsl_scan_state_t */ | |
642 | uint64_t pss_start_time; /* scan start time */ | |
643 | uint64_t pss_end_time; /* scan end time */ | |
644 | uint64_t pss_to_examine; /* total bytes to scan */ | |
645 | uint64_t pss_examined; /* total examined bytes */ | |
646 | uint64_t pss_to_process; /* total bytes to process */ | |
647 | uint64_t pss_processed; /* total processed bytes */ | |
648 | uint64_t pss_errors; /* scan errors */ | |
649 | ||
650 | /* values not stored on disk */ | |
651 | uint64_t pss_pass_exam; /* examined bytes per scan pass */ | |
652 | uint64_t pss_pass_start; /* start time of a scan pass */ | |
653 | } pool_scan_stat_t; | |
654 | ||
655 | typedef enum dsl_scan_state { | |
656 | DSS_NONE, | |
657 | DSS_SCANNING, | |
658 | DSS_FINISHED, | |
659 | DSS_CANCELED, | |
660 | DSS_NUM_STATES | |
661 | } dsl_scan_state_t; | |
662 | ||
663 | ||
34dc7c2f BB |
664 | /* |
665 | * Vdev statistics. Note: all fields should be 64-bit because this | |
666 | * is passed between kernel and userland as an nvlist uint64 array. | |
667 | */ | |
668 | typedef struct vdev_stat { | |
669 | hrtime_t vs_timestamp; /* time since vdev load */ | |
670 | uint64_t vs_state; /* vdev state */ | |
671 | uint64_t vs_aux; /* see vdev_aux_t */ | |
672 | uint64_t vs_alloc; /* space allocated */ | |
673 | uint64_t vs_space; /* total capacity */ | |
674 | uint64_t vs_dspace; /* deflated capacity */ | |
675 | uint64_t vs_rsize; /* replaceable dev size */ | |
676 | uint64_t vs_ops[ZIO_TYPES]; /* operation count */ | |
677 | uint64_t vs_bytes[ZIO_TYPES]; /* bytes read/written */ | |
678 | uint64_t vs_read_errors; /* read errors */ | |
679 | uint64_t vs_write_errors; /* write errors */ | |
680 | uint64_t vs_checksum_errors; /* checksum errors */ | |
681 | uint64_t vs_self_healed; /* self-healed bytes */ | |
428870ff BB |
682 | uint64_t vs_scan_removing; /* removing? */ |
683 | uint64_t vs_scan_processed; /* scan processed bytes */ | |
34dc7c2f BB |
684 | } vdev_stat_t; |
685 | ||
428870ff BB |
686 | /* |
687 | * DDT statistics. Note: all fields should be 64-bit because this | |
688 | * is passed between kernel and userland as an nvlist uint64 array. | |
689 | */ | |
690 | typedef struct ddt_object { | |
691 | uint64_t ddo_count; /* number of elments in ddt */ | |
692 | uint64_t ddo_dspace; /* size of ddt on disk */ | |
693 | uint64_t ddo_mspace; /* size of ddt in-core */ | |
694 | } ddt_object_t; | |
695 | ||
696 | typedef struct ddt_stat { | |
697 | uint64_t dds_blocks; /* blocks */ | |
698 | uint64_t dds_lsize; /* logical size */ | |
699 | uint64_t dds_psize; /* physical size */ | |
700 | uint64_t dds_dsize; /* deflated allocated size */ | |
701 | uint64_t dds_ref_blocks; /* referenced blocks */ | |
702 | uint64_t dds_ref_lsize; /* referenced lsize * refcnt */ | |
703 | uint64_t dds_ref_psize; /* referenced psize * refcnt */ | |
704 | uint64_t dds_ref_dsize; /* referenced dsize * refcnt */ | |
705 | } ddt_stat_t; | |
706 | ||
707 | typedef struct ddt_histogram { | |
708 | ddt_stat_t ddh_stat[64]; /* power-of-two histogram buckets */ | |
709 | } ddt_histogram_t; | |
710 | ||
34dc7c2f BB |
711 | #define ZVOL_DRIVER "zvol" |
712 | #define ZFS_DRIVER "zfs" | |
713 | #define ZFS_DEV "/dev/zfs" | |
714 | ||
428870ff | 715 | /* general zvol path */ |
60101509 BB |
716 | #define ZVOL_DIR "/dev" |
717 | ||
718 | #define ZVOL_MAJOR 230 | |
719 | #define ZVOL_MINOR_BITS 4 | |
720 | #define ZVOL_MINOR_MASK ((1U << ZVOL_MINOR_BITS) - 1) | |
721 | #define ZVOL_MINORS (1 << 4) | |
4c0d8e50 | 722 | #define ZVOL_DEV_NAME "zd" |
34dc7c2f BB |
723 | |
724 | #define ZVOL_PROP_NAME "name" | |
428870ff | 725 | #define ZVOL_DEFAULT_BLOCKSIZE 8192 |
34dc7c2f BB |
726 | |
727 | /* | |
728 | * /dev/zfs ioctl numbers. | |
729 | */ | |
730 | #define ZFS_IOC ('Z' << 8) | |
731 | ||
732 | typedef enum zfs_ioc { | |
733 | ZFS_IOC_POOL_CREATE = ZFS_IOC, | |
734 | ZFS_IOC_POOL_DESTROY, | |
735 | ZFS_IOC_POOL_IMPORT, | |
736 | ZFS_IOC_POOL_EXPORT, | |
737 | ZFS_IOC_POOL_CONFIGS, | |
738 | ZFS_IOC_POOL_STATS, | |
739 | ZFS_IOC_POOL_TRYIMPORT, | |
428870ff | 740 | ZFS_IOC_POOL_SCAN, |
34dc7c2f BB |
741 | ZFS_IOC_POOL_FREEZE, |
742 | ZFS_IOC_POOL_UPGRADE, | |
743 | ZFS_IOC_POOL_GET_HISTORY, | |
744 | ZFS_IOC_VDEV_ADD, | |
745 | ZFS_IOC_VDEV_REMOVE, | |
746 | ZFS_IOC_VDEV_SET_STATE, | |
747 | ZFS_IOC_VDEV_ATTACH, | |
748 | ZFS_IOC_VDEV_DETACH, | |
749 | ZFS_IOC_VDEV_SETPATH, | |
9babb374 | 750 | ZFS_IOC_VDEV_SETFRU, |
34dc7c2f BB |
751 | ZFS_IOC_OBJSET_STATS, |
752 | ZFS_IOC_OBJSET_ZPLPROPS, | |
753 | ZFS_IOC_DATASET_LIST_NEXT, | |
754 | ZFS_IOC_SNAPSHOT_LIST_NEXT, | |
755 | ZFS_IOC_SET_PROP, | |
60101509 BB |
756 | ZFS_IOC_CREATE_MINOR, |
757 | ZFS_IOC_REMOVE_MINOR, | |
34dc7c2f BB |
758 | ZFS_IOC_CREATE, |
759 | ZFS_IOC_DESTROY, | |
760 | ZFS_IOC_ROLLBACK, | |
761 | ZFS_IOC_RENAME, | |
762 | ZFS_IOC_RECV, | |
763 | ZFS_IOC_SEND, | |
764 | ZFS_IOC_INJECT_FAULT, | |
765 | ZFS_IOC_CLEAR_FAULT, | |
766 | ZFS_IOC_INJECT_LIST_NEXT, | |
767 | ZFS_IOC_ERROR_LOG, | |
768 | ZFS_IOC_CLEAR, | |
769 | ZFS_IOC_PROMOTE, | |
330d06f9 | 770 | ZFS_IOC_DESTROY_SNAPS_NVL, |
34dc7c2f BB |
771 | ZFS_IOC_SNAPSHOT, |
772 | ZFS_IOC_DSOBJ_TO_DSNAME, | |
773 | ZFS_IOC_OBJ_TO_PATH, | |
774 | ZFS_IOC_POOL_SET_PROPS, | |
775 | ZFS_IOC_POOL_GET_PROPS, | |
776 | ZFS_IOC_SET_FSACL, | |
777 | ZFS_IOC_GET_FSACL, | |
34dc7c2f | 778 | ZFS_IOC_SHARE, |
9babb374 BB |
779 | ZFS_IOC_INHERIT_PROP, |
780 | ZFS_IOC_SMB_ACL, | |
781 | ZFS_IOC_USERSPACE_ONE, | |
782 | ZFS_IOC_USERSPACE_MANY, | |
45d1cae3 BB |
783 | ZFS_IOC_USERSPACE_UPGRADE, |
784 | ZFS_IOC_HOLD, | |
785 | ZFS_IOC_RELEASE, | |
428870ff BB |
786 | ZFS_IOC_GET_HOLDS, |
787 | ZFS_IOC_OBJSET_RECVD_PROPS, | |
572e2857 BB |
788 | ZFS_IOC_VDEV_SPLIT, |
789 | ZFS_IOC_NEXT_OBJ, | |
790 | ZFS_IOC_DIFF, | |
791 | ZFS_IOC_TMP_SNAPSHOT, | |
26685276 BB |
792 | ZFS_IOC_OBJ_TO_STATS, |
793 | ZFS_IOC_EVENTS_NEXT, | |
794 | ZFS_IOC_EVENTS_CLEAR, | |
330d06f9 MA |
795 | ZFS_IOC_POOL_REGUID, |
796 | ZFS_IOC_SPACE_WRITTEN, | |
797 | ZFS_IOC_SPACE_SNAPS, | |
34dc7c2f BB |
798 | } zfs_ioc_t; |
799 | ||
4c0d8e50 FN |
800 | /* |
801 | * zvol ioctl to get dataset name | |
802 | */ | |
a5729f7b | 803 | #define BLKZNAME _IOR(0x12,125,char[ZFS_MAXNAMELEN]) |
4c0d8e50 | 804 | |
34dc7c2f BB |
805 | /* |
806 | * Internal SPA load state. Used by FMA diagnosis engine. | |
807 | */ | |
808 | typedef enum { | |
428870ff BB |
809 | SPA_LOAD_NONE, /* no load in progress */ |
810 | SPA_LOAD_OPEN, /* normal open */ | |
811 | SPA_LOAD_IMPORT, /* import in progress */ | |
812 | SPA_LOAD_TRYIMPORT, /* tryimport in progress */ | |
813 | SPA_LOAD_RECOVER, /* recovery requested */ | |
814 | SPA_LOAD_ERROR /* load failed */ | |
34dc7c2f BB |
815 | } spa_load_state_t; |
816 | ||
817 | /* | |
818 | * Bookmark name values. | |
819 | */ | |
820 | #define ZPOOL_ERR_LIST "error list" | |
821 | #define ZPOOL_ERR_DATASET "dataset" | |
822 | #define ZPOOL_ERR_OBJECT "object" | |
823 | ||
824 | #define HIS_MAX_RECORD_LEN (MAXPATHLEN + MAXPATHLEN + 1) | |
825 | ||
826 | /* | |
827 | * The following are names used in the nvlist describing | |
828 | * the pool's history log. | |
829 | */ | |
830 | #define ZPOOL_HIST_RECORD "history record" | |
831 | #define ZPOOL_HIST_TIME "history time" | |
832 | #define ZPOOL_HIST_CMD "history command" | |
833 | #define ZPOOL_HIST_WHO "history who" | |
834 | #define ZPOOL_HIST_ZONE "history zone" | |
835 | #define ZPOOL_HIST_HOST "history hostname" | |
836 | #define ZPOOL_HIST_TXG "history txg" | |
837 | #define ZPOOL_HIST_INT_EVENT "history internal event" | |
838 | #define ZPOOL_HIST_INT_STR "history internal str" | |
839 | ||
840 | /* | |
841 | * Flags for ZFS_IOC_VDEV_SET_STATE | |
842 | */ | |
843 | #define ZFS_ONLINE_CHECKREMOVE 0x1 | |
844 | #define ZFS_ONLINE_UNSPARE 0x2 | |
845 | #define ZFS_ONLINE_FORCEFAULT 0x4 | |
9babb374 | 846 | #define ZFS_ONLINE_EXPAND 0x8 |
34dc7c2f BB |
847 | #define ZFS_OFFLINE_TEMPORARY 0x1 |
848 | ||
572e2857 BB |
849 | /* |
850 | * Flags for ZFS_IOC_POOL_IMPORT | |
851 | */ | |
852 | #define ZFS_IMPORT_NORMAL 0x0 | |
853 | #define ZFS_IMPORT_VERBATIM 0x1 | |
854 | #define ZFS_IMPORT_ANY_HOST 0x2 | |
855 | #define ZFS_IMPORT_MISSING_LOG 0x4 | |
856 | #define ZFS_IMPORT_ONLY 0x8 | |
857 | ||
34dc7c2f BB |
858 | /* |
859 | * Sysevent payload members. ZFS will generate the following sysevents with the | |
860 | * given payloads: | |
861 | * | |
862 | * ESC_ZFS_RESILVER_START | |
863 | * ESC_ZFS_RESILVER_END | |
864 | * ESC_ZFS_POOL_DESTROY | |
3541dc6d | 865 | * ESC_ZFS_POOL_REGUID |
34dc7c2f BB |
866 | * |
867 | * ZFS_EV_POOL_NAME DATA_TYPE_STRING | |
868 | * ZFS_EV_POOL_GUID DATA_TYPE_UINT64 | |
869 | * | |
870 | * ESC_ZFS_VDEV_REMOVE | |
871 | * ESC_ZFS_VDEV_CLEAR | |
872 | * ESC_ZFS_VDEV_CHECK | |
873 | * | |
874 | * ZFS_EV_POOL_NAME DATA_TYPE_STRING | |
875 | * ZFS_EV_POOL_GUID DATA_TYPE_UINT64 | |
876 | * ZFS_EV_VDEV_PATH DATA_TYPE_STRING (optional) | |
877 | * ZFS_EV_VDEV_GUID DATA_TYPE_UINT64 | |
878 | */ | |
879 | #define ZFS_EV_POOL_NAME "pool_name" | |
880 | #define ZFS_EV_POOL_GUID "pool_guid" | |
881 | #define ZFS_EV_VDEV_PATH "vdev_path" | |
882 | #define ZFS_EV_VDEV_GUID "vdev_guid" | |
883 | ||
b128c09f BB |
884 | /* |
885 | * Note: This is encoded on-disk, so new events must be added to the | |
886 | * end, and unused events can not be removed. Be sure to edit | |
428870ff | 887 | * libzfs_pool.c: hist_event_table[]. |
b128c09f | 888 | */ |
34dc7c2f BB |
889 | typedef enum history_internal_events { |
890 | LOG_NO_EVENT = 0, | |
891 | LOG_POOL_CREATE, | |
892 | LOG_POOL_VDEV_ADD, | |
893 | LOG_POOL_REMOVE, | |
894 | LOG_POOL_DESTROY, | |
895 | LOG_POOL_EXPORT, | |
896 | LOG_POOL_IMPORT, | |
897 | LOG_POOL_VDEV_ATTACH, | |
898 | LOG_POOL_VDEV_REPLACE, | |
899 | LOG_POOL_VDEV_DETACH, | |
900 | LOG_POOL_VDEV_ONLINE, | |
901 | LOG_POOL_VDEV_OFFLINE, | |
902 | LOG_POOL_UPGRADE, | |
903 | LOG_POOL_CLEAR, | |
428870ff | 904 | LOG_POOL_SCAN, |
34dc7c2f BB |
905 | LOG_POOL_PROPSET, |
906 | LOG_DS_CREATE, | |
907 | LOG_DS_CLONE, | |
908 | LOG_DS_DESTROY, | |
909 | LOG_DS_DESTROY_BEGIN, | |
910 | LOG_DS_INHERIT, | |
911 | LOG_DS_PROPSET, | |
912 | LOG_DS_QUOTA, | |
913 | LOG_DS_PERM_UPDATE, | |
914 | LOG_DS_PERM_REMOVE, | |
915 | LOG_DS_PERM_WHO_REMOVE, | |
916 | LOG_DS_PROMOTE, | |
917 | LOG_DS_RECEIVE, | |
918 | LOG_DS_RENAME, | |
919 | LOG_DS_RESERVATION, | |
920 | LOG_DS_REPLAY_INC_SYNC, | |
921 | LOG_DS_REPLAY_FULL_SYNC, | |
922 | LOG_DS_ROLLBACK, | |
923 | LOG_DS_SNAPSHOT, | |
924 | LOG_DS_UPGRADE, | |
925 | LOG_DS_REFQUOTA, | |
926 | LOG_DS_REFRESERV, | |
428870ff | 927 | LOG_POOL_SCAN_DONE, |
45d1cae3 BB |
928 | LOG_DS_USER_HOLD, |
929 | LOG_DS_USER_RELEASE, | |
428870ff | 930 | LOG_POOL_SPLIT, |
34dc7c2f BB |
931 | LOG_END |
932 | } history_internal_events_t; | |
933 | ||
934 | #ifdef __cplusplus | |
935 | } | |
936 | #endif | |
937 | ||
938 | #endif /* _SYS_FS_ZFS_H */ |