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cstyle fixes
dsl_dataset_set_fsid_guid should use ZFS_SPACE_CHECK_RESERVED
dsl_dataset_set_fsid_guid _check and _sync func declared static,
removed from dsl_dataset.h
rewrite unique_valid
6333 ZFS should let the user specify or modify the fsid_guid of a dataset
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--- old/usr/src/uts/common/sys/fs/zfs.h
+++ new/usr/src/uts/common/sys/fs/zfs.h
1 1 /*
2 2 * CDDL HEADER START
3 3 *
4 4 * The contents of this file are subject to the terms of the
5 5 * Common Development and Distribution License (the "License").
6 6 * You may not use this file except in compliance with the License.
7 7 *
8 8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9 9 * or http://www.opensolaris.org/os/licensing.
10 10 * See the License for the specific language governing permissions
11 11 * and limitations under the License.
12 12 *
13 13 * When distributing Covered Code, include this CDDL HEADER in each
14 14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15 15 * If applicable, add the following below this CDDL HEADER, with the
16 16 * fields enclosed by brackets "[]" replaced with your own identifying
17 17 * information: Portions Copyright [yyyy] [name of copyright owner]
18 18 *
19 19 * CDDL HEADER END
20 20 */
21 21
22 22 /*
23 23 * Copyright (c) 2005, 2010, Oracle and/or its affiliates. All rights reserved.
24 24 * Copyright (c) 2011, 2014 by Delphix. All rights reserved.
25 25 * Copyright 2011 Nexenta Systems, Inc. All rights reserved.
26 26 * Copyright (c) 2013, Joyent, Inc. All rights reserved.
27 27 */
28 28
29 29 /* Portions Copyright 2010 Robert Milkowski */
30 30
31 31 #ifndef _SYS_FS_ZFS_H
32 32 #define _SYS_FS_ZFS_H
33 33
34 34 #include <sys/time.h>
35 35
36 36 #ifdef __cplusplus
37 37 extern "C" {
38 38 #endif
39 39
40 40 /*
41 41 * Types and constants shared between userland and the kernel.
42 42 */
43 43
44 44 /*
45 45 * Each dataset can be one of the following types. These constants can be
46 46 * combined into masks that can be passed to various functions.
47 47 */
48 48 typedef enum {
49 49 ZFS_TYPE_FILESYSTEM = (1 << 0),
50 50 ZFS_TYPE_SNAPSHOT = (1 << 1),
51 51 ZFS_TYPE_VOLUME = (1 << 2),
52 52 ZFS_TYPE_POOL = (1 << 3),
53 53 ZFS_TYPE_BOOKMARK = (1 << 4)
54 54 } zfs_type_t;
55 55
56 56 typedef enum dmu_objset_type {
57 57 DMU_OST_NONE,
58 58 DMU_OST_META,
59 59 DMU_OST_ZFS,
60 60 DMU_OST_ZVOL,
61 61 DMU_OST_OTHER, /* For testing only! */
62 62 DMU_OST_ANY, /* Be careful! */
63 63 DMU_OST_NUMTYPES
64 64 } dmu_objset_type_t;
65 65
66 66 #define ZFS_TYPE_DATASET \
67 67 (ZFS_TYPE_FILESYSTEM | ZFS_TYPE_VOLUME | ZFS_TYPE_SNAPSHOT)
68 68
69 69 #define ZAP_MAXNAMELEN 256
70 70 #define ZAP_MAXVALUELEN (1024 * 8)
71 71 #define ZAP_OLDMAXVALUELEN 1024
72 72
73 73 /*
74 74 * Dataset properties are identified by these constants and must be added to
75 75 * the end of this list to ensure that external consumers are not affected
76 76 * by the change. If you make any changes to this list, be sure to update
77 77 * the property table in usr/src/common/zfs/zfs_prop.c.
78 78 */
79 79 typedef enum {
80 80 ZFS_PROP_TYPE,
81 81 ZFS_PROP_CREATION,
82 82 ZFS_PROP_USED,
83 83 ZFS_PROP_AVAILABLE,
84 84 ZFS_PROP_REFERENCED,
85 85 ZFS_PROP_COMPRESSRATIO,
86 86 ZFS_PROP_MOUNTED,
87 87 ZFS_PROP_ORIGIN,
88 88 ZFS_PROP_QUOTA,
89 89 ZFS_PROP_RESERVATION,
90 90 ZFS_PROP_VOLSIZE,
91 91 ZFS_PROP_VOLBLOCKSIZE,
92 92 ZFS_PROP_RECORDSIZE,
93 93 ZFS_PROP_MOUNTPOINT,
94 94 ZFS_PROP_SHARENFS,
95 95 ZFS_PROP_CHECKSUM,
96 96 ZFS_PROP_COMPRESSION,
97 97 ZFS_PROP_ATIME,
98 98 ZFS_PROP_DEVICES,
99 99 ZFS_PROP_EXEC,
100 100 ZFS_PROP_SETUID,
101 101 ZFS_PROP_READONLY,
102 102 ZFS_PROP_ZONED,
103 103 ZFS_PROP_SNAPDIR,
104 104 ZFS_PROP_ACLMODE,
105 105 ZFS_PROP_ACLINHERIT,
106 106 ZFS_PROP_CREATETXG, /* not exposed to the user */
107 107 ZFS_PROP_NAME, /* not exposed to the user */
108 108 ZFS_PROP_CANMOUNT,
109 109 ZFS_PROP_ISCSIOPTIONS, /* not exposed to the user */
110 110 ZFS_PROP_XATTR,
111 111 ZFS_PROP_NUMCLONES, /* not exposed to the user */
112 112 ZFS_PROP_COPIES,
113 113 ZFS_PROP_VERSION,
114 114 ZFS_PROP_UTF8ONLY,
115 115 ZFS_PROP_NORMALIZE,
116 116 ZFS_PROP_CASE,
117 117 ZFS_PROP_VSCAN,
118 118 ZFS_PROP_NBMAND,
119 119 ZFS_PROP_SHARESMB,
120 120 ZFS_PROP_REFQUOTA,
121 121 ZFS_PROP_REFRESERVATION,
122 122 ZFS_PROP_GUID,
123 123 ZFS_PROP_PRIMARYCACHE,
124 124 ZFS_PROP_SECONDARYCACHE,
125 125 ZFS_PROP_USEDSNAP,
126 126 ZFS_PROP_USEDDS,
127 127 ZFS_PROP_USEDCHILD,
128 128 ZFS_PROP_USEDREFRESERV,
129 129 ZFS_PROP_USERACCOUNTING, /* not exposed to the user */
130 130 ZFS_PROP_STMF_SHAREINFO, /* not exposed to the user */
131 131 ZFS_PROP_DEFER_DESTROY,
132 132 ZFS_PROP_USERREFS,
133 133 ZFS_PROP_LOGBIAS,
134 134 ZFS_PROP_UNIQUE, /* not exposed to the user */
135 135 ZFS_PROP_OBJSETID, /* not exposed to the user */
136 136 ZFS_PROP_DEDUP,
137 137 ZFS_PROP_MLSLABEL,
138 138 ZFS_PROP_SYNC,
139 139 ZFS_PROP_REFRATIO,
140 140 ZFS_PROP_WRITTEN,
141 141 ZFS_PROP_CLONES,
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142 142 ZFS_PROP_LOGICALUSED,
143 143 ZFS_PROP_LOGICALREFERENCED,
144 144 ZFS_PROP_INCONSISTENT, /* not exposed to the user */
145 145 ZFS_PROP_FILESYSTEM_LIMIT,
146 146 ZFS_PROP_SNAPSHOT_LIMIT,
147 147 ZFS_PROP_FILESYSTEM_COUNT,
148 148 ZFS_PROP_SNAPSHOT_COUNT,
149 149 ZFS_PROP_REDUNDANT_METADATA,
150 150 ZFS_PROP_PREV_SNAP,
151 151 ZFS_PROP_RECEIVE_RESUME_TOKEN,
152 + ZFS_PROP_FSID_GUID,
152 153 ZFS_NUM_PROPS
153 154 } zfs_prop_t;
154 155
155 156 typedef enum {
156 157 ZFS_PROP_USERUSED,
157 158 ZFS_PROP_USERQUOTA,
158 159 ZFS_PROP_GROUPUSED,
159 160 ZFS_PROP_GROUPQUOTA,
160 161 ZFS_NUM_USERQUOTA_PROPS
161 162 } zfs_userquota_prop_t;
162 163
163 164 extern const char *zfs_userquota_prop_prefixes[ZFS_NUM_USERQUOTA_PROPS];
164 165
165 166 /*
166 167 * Pool properties are identified by these constants and must be added to the
167 168 * end of this list to ensure that external consumers are not affected
168 169 * by the change. If you make any changes to this list, be sure to update
169 170 * the property table in usr/src/common/zfs/zpool_prop.c.
170 171 */
171 172 typedef enum {
172 173 ZPOOL_PROP_NAME,
173 174 ZPOOL_PROP_SIZE,
174 175 ZPOOL_PROP_CAPACITY,
175 176 ZPOOL_PROP_ALTROOT,
176 177 ZPOOL_PROP_HEALTH,
177 178 ZPOOL_PROP_GUID,
178 179 ZPOOL_PROP_VERSION,
179 180 ZPOOL_PROP_BOOTFS,
180 181 ZPOOL_PROP_DELEGATION,
181 182 ZPOOL_PROP_AUTOREPLACE,
182 183 ZPOOL_PROP_CACHEFILE,
183 184 ZPOOL_PROP_FAILUREMODE,
184 185 ZPOOL_PROP_LISTSNAPS,
185 186 ZPOOL_PROP_AUTOEXPAND,
186 187 ZPOOL_PROP_DEDUPDITTO,
187 188 ZPOOL_PROP_DEDUPRATIO,
188 189 ZPOOL_PROP_FREE,
189 190 ZPOOL_PROP_ALLOCATED,
190 191 ZPOOL_PROP_READONLY,
191 192 ZPOOL_PROP_COMMENT,
192 193 ZPOOL_PROP_EXPANDSZ,
193 194 ZPOOL_PROP_FREEING,
194 195 ZPOOL_PROP_FRAGMENTATION,
195 196 ZPOOL_PROP_LEAKED,
196 197 ZPOOL_PROP_MAXBLOCKSIZE,
197 198 ZPOOL_NUM_PROPS
198 199 } zpool_prop_t;
199 200
200 201 /* Small enough to not hog a whole line of printout in zpool(1M). */
201 202 #define ZPROP_MAX_COMMENT 32
202 203
203 204 #define ZPROP_CONT -2
204 205 #define ZPROP_INVAL -1
205 206
206 207 #define ZPROP_VALUE "value"
207 208 #define ZPROP_SOURCE "source"
208 209
209 210 typedef enum {
210 211 ZPROP_SRC_NONE = 0x1,
211 212 ZPROP_SRC_DEFAULT = 0x2,
212 213 ZPROP_SRC_TEMPORARY = 0x4,
213 214 ZPROP_SRC_LOCAL = 0x8,
214 215 ZPROP_SRC_INHERITED = 0x10,
215 216 ZPROP_SRC_RECEIVED = 0x20
216 217 } zprop_source_t;
217 218
218 219 #define ZPROP_SRC_ALL 0x3f
219 220
220 221 #define ZPROP_SOURCE_VAL_RECVD "$recvd"
221 222 #define ZPROP_N_MORE_ERRORS "N_MORE_ERRORS"
222 223 /*
223 224 * Dataset flag implemented as a special entry in the props zap object
224 225 * indicating that the dataset has received properties on or after
225 226 * SPA_VERSION_RECVD_PROPS. The first such receive blows away local properties
226 227 * just as it did in earlier versions, and thereafter, local properties are
227 228 * preserved.
228 229 */
229 230 #define ZPROP_HAS_RECVD "$hasrecvd"
230 231
231 232 typedef enum {
232 233 ZPROP_ERR_NOCLEAR = 0x1, /* failure to clear existing props */
233 234 ZPROP_ERR_NORESTORE = 0x2 /* failure to restore props on error */
234 235 } zprop_errflags_t;
235 236
236 237 typedef int (*zprop_func)(int, void *);
237 238
238 239 /*
239 240 * Properties to be set on the root file system of a new pool
240 241 * are stuffed into their own nvlist, which is then included in
241 242 * the properties nvlist with the pool properties.
242 243 */
243 244 #define ZPOOL_ROOTFS_PROPS "root-props-nvl"
244 245
245 246 /*
246 247 * Dataset property functions shared between libzfs and kernel.
247 248 */
248 249 const char *zfs_prop_default_string(zfs_prop_t);
249 250 uint64_t zfs_prop_default_numeric(zfs_prop_t);
250 251 boolean_t zfs_prop_readonly(zfs_prop_t);
251 252 boolean_t zfs_prop_inheritable(zfs_prop_t);
252 253 boolean_t zfs_prop_setonce(zfs_prop_t);
253 254 const char *zfs_prop_to_name(zfs_prop_t);
254 255 zfs_prop_t zfs_name_to_prop(const char *);
255 256 boolean_t zfs_prop_user(const char *);
256 257 boolean_t zfs_prop_userquota(const char *);
257 258 boolean_t zfs_prop_written(const char *);
258 259 int zfs_prop_index_to_string(zfs_prop_t, uint64_t, const char **);
259 260 int zfs_prop_string_to_index(zfs_prop_t, const char *, uint64_t *);
260 261 uint64_t zfs_prop_random_value(zfs_prop_t, uint64_t seed);
261 262 boolean_t zfs_prop_valid_for_type(int, zfs_type_t);
262 263
263 264 /*
264 265 * Pool property functions shared between libzfs and kernel.
265 266 */
266 267 zpool_prop_t zpool_name_to_prop(const char *);
267 268 const char *zpool_prop_to_name(zpool_prop_t);
268 269 const char *zpool_prop_default_string(zpool_prop_t);
269 270 uint64_t zpool_prop_default_numeric(zpool_prop_t);
270 271 boolean_t zpool_prop_readonly(zpool_prop_t);
271 272 boolean_t zpool_prop_feature(const char *);
272 273 boolean_t zpool_prop_unsupported(const char *name);
273 274 int zpool_prop_index_to_string(zpool_prop_t, uint64_t, const char **);
274 275 int zpool_prop_string_to_index(zpool_prop_t, const char *, uint64_t *);
275 276 uint64_t zpool_prop_random_value(zpool_prop_t, uint64_t seed);
276 277
277 278 /*
278 279 * Definitions for the Delegation.
279 280 */
280 281 typedef enum {
281 282 ZFS_DELEG_WHO_UNKNOWN = 0,
282 283 ZFS_DELEG_USER = 'u',
283 284 ZFS_DELEG_USER_SETS = 'U',
284 285 ZFS_DELEG_GROUP = 'g',
285 286 ZFS_DELEG_GROUP_SETS = 'G',
286 287 ZFS_DELEG_EVERYONE = 'e',
287 288 ZFS_DELEG_EVERYONE_SETS = 'E',
288 289 ZFS_DELEG_CREATE = 'c',
289 290 ZFS_DELEG_CREATE_SETS = 'C',
290 291 ZFS_DELEG_NAMED_SET = 's',
291 292 ZFS_DELEG_NAMED_SET_SETS = 'S'
292 293 } zfs_deleg_who_type_t;
293 294
294 295 typedef enum {
295 296 ZFS_DELEG_NONE = 0,
296 297 ZFS_DELEG_PERM_LOCAL = 1,
297 298 ZFS_DELEG_PERM_DESCENDENT = 2,
298 299 ZFS_DELEG_PERM_LOCALDESCENDENT = 3,
299 300 ZFS_DELEG_PERM_CREATE = 4
300 301 } zfs_deleg_inherit_t;
301 302
302 303 #define ZFS_DELEG_PERM_UID "uid"
303 304 #define ZFS_DELEG_PERM_GID "gid"
304 305 #define ZFS_DELEG_PERM_GROUPS "groups"
305 306
306 307 #define ZFS_MLSLABEL_DEFAULT "none"
307 308
308 309 #define ZFS_SMB_ACL_SRC "src"
309 310 #define ZFS_SMB_ACL_TARGET "target"
310 311
311 312 typedef enum {
312 313 ZFS_CANMOUNT_OFF = 0,
313 314 ZFS_CANMOUNT_ON = 1,
314 315 ZFS_CANMOUNT_NOAUTO = 2
315 316 } zfs_canmount_type_t;
316 317
317 318 typedef enum {
318 319 ZFS_LOGBIAS_LATENCY = 0,
319 320 ZFS_LOGBIAS_THROUGHPUT = 1
320 321 } zfs_logbias_op_t;
321 322
322 323 typedef enum zfs_share_op {
323 324 ZFS_SHARE_NFS = 0,
324 325 ZFS_UNSHARE_NFS = 1,
325 326 ZFS_SHARE_SMB = 2,
326 327 ZFS_UNSHARE_SMB = 3
327 328 } zfs_share_op_t;
328 329
329 330 typedef enum zfs_smb_acl_op {
330 331 ZFS_SMB_ACL_ADD,
331 332 ZFS_SMB_ACL_REMOVE,
332 333 ZFS_SMB_ACL_RENAME,
333 334 ZFS_SMB_ACL_PURGE
334 335 } zfs_smb_acl_op_t;
335 336
336 337 typedef enum zfs_cache_type {
337 338 ZFS_CACHE_NONE = 0,
338 339 ZFS_CACHE_METADATA = 1,
339 340 ZFS_CACHE_ALL = 2
340 341 } zfs_cache_type_t;
341 342
342 343 typedef enum {
343 344 ZFS_SYNC_STANDARD = 0,
344 345 ZFS_SYNC_ALWAYS = 1,
345 346 ZFS_SYNC_DISABLED = 2
346 347 } zfs_sync_type_t;
347 348
348 349 typedef enum {
349 350 ZFS_REDUNDANT_METADATA_ALL,
350 351 ZFS_REDUNDANT_METADATA_MOST
351 352 } zfs_redundant_metadata_type_t;
352 353
353 354 /*
354 355 * On-disk version number.
355 356 */
356 357 #define SPA_VERSION_1 1ULL
357 358 #define SPA_VERSION_2 2ULL
358 359 #define SPA_VERSION_3 3ULL
359 360 #define SPA_VERSION_4 4ULL
360 361 #define SPA_VERSION_5 5ULL
361 362 #define SPA_VERSION_6 6ULL
362 363 #define SPA_VERSION_7 7ULL
363 364 #define SPA_VERSION_8 8ULL
364 365 #define SPA_VERSION_9 9ULL
365 366 #define SPA_VERSION_10 10ULL
366 367 #define SPA_VERSION_11 11ULL
367 368 #define SPA_VERSION_12 12ULL
368 369 #define SPA_VERSION_13 13ULL
369 370 #define SPA_VERSION_14 14ULL
370 371 #define SPA_VERSION_15 15ULL
371 372 #define SPA_VERSION_16 16ULL
372 373 #define SPA_VERSION_17 17ULL
373 374 #define SPA_VERSION_18 18ULL
374 375 #define SPA_VERSION_19 19ULL
375 376 #define SPA_VERSION_20 20ULL
376 377 #define SPA_VERSION_21 21ULL
377 378 #define SPA_VERSION_22 22ULL
378 379 #define SPA_VERSION_23 23ULL
379 380 #define SPA_VERSION_24 24ULL
380 381 #define SPA_VERSION_25 25ULL
381 382 #define SPA_VERSION_26 26ULL
382 383 #define SPA_VERSION_27 27ULL
383 384 #define SPA_VERSION_28 28ULL
384 385 #define SPA_VERSION_5000 5000ULL
385 386
386 387 /*
387 388 * When bumping up SPA_VERSION, make sure GRUB ZFS understands the on-disk
388 389 * format change. Go to usr/src/grub/grub-0.97/stage2/{zfs-include/, fsys_zfs*},
389 390 * and do the appropriate changes. Also bump the version number in
390 391 * usr/src/grub/capability.
391 392 */
392 393 #define SPA_VERSION SPA_VERSION_5000
393 394 #define SPA_VERSION_STRING "5000"
394 395
395 396 /*
396 397 * Symbolic names for the changes that caused a SPA_VERSION switch.
397 398 * Used in the code when checking for presence or absence of a feature.
398 399 * Feel free to define multiple symbolic names for each version if there
399 400 * were multiple changes to on-disk structures during that version.
400 401 *
401 402 * NOTE: When checking the current SPA_VERSION in your code, be sure
402 403 * to use spa_version() since it reports the version of the
403 404 * last synced uberblock. Checking the in-flight version can
404 405 * be dangerous in some cases.
405 406 */
406 407 #define SPA_VERSION_INITIAL SPA_VERSION_1
407 408 #define SPA_VERSION_DITTO_BLOCKS SPA_VERSION_2
408 409 #define SPA_VERSION_SPARES SPA_VERSION_3
409 410 #define SPA_VERSION_RAIDZ2 SPA_VERSION_3
410 411 #define SPA_VERSION_BPOBJ_ACCOUNT SPA_VERSION_3
411 412 #define SPA_VERSION_RAIDZ_DEFLATE SPA_VERSION_3
412 413 #define SPA_VERSION_DNODE_BYTES SPA_VERSION_3
413 414 #define SPA_VERSION_ZPOOL_HISTORY SPA_VERSION_4
414 415 #define SPA_VERSION_GZIP_COMPRESSION SPA_VERSION_5
415 416 #define SPA_VERSION_BOOTFS SPA_VERSION_6
416 417 #define SPA_VERSION_SLOGS SPA_VERSION_7
417 418 #define SPA_VERSION_DELEGATED_PERMS SPA_VERSION_8
418 419 #define SPA_VERSION_FUID SPA_VERSION_9
419 420 #define SPA_VERSION_REFRESERVATION SPA_VERSION_9
420 421 #define SPA_VERSION_REFQUOTA SPA_VERSION_9
421 422 #define SPA_VERSION_UNIQUE_ACCURATE SPA_VERSION_9
422 423 #define SPA_VERSION_L2CACHE SPA_VERSION_10
423 424 #define SPA_VERSION_NEXT_CLONES SPA_VERSION_11
424 425 #define SPA_VERSION_ORIGIN SPA_VERSION_11
425 426 #define SPA_VERSION_DSL_SCRUB SPA_VERSION_11
426 427 #define SPA_VERSION_SNAP_PROPS SPA_VERSION_12
427 428 #define SPA_VERSION_USED_BREAKDOWN SPA_VERSION_13
428 429 #define SPA_VERSION_PASSTHROUGH_X SPA_VERSION_14
429 430 #define SPA_VERSION_USERSPACE SPA_VERSION_15
430 431 #define SPA_VERSION_STMF_PROP SPA_VERSION_16
431 432 #define SPA_VERSION_RAIDZ3 SPA_VERSION_17
432 433 #define SPA_VERSION_USERREFS SPA_VERSION_18
433 434 #define SPA_VERSION_HOLES SPA_VERSION_19
434 435 #define SPA_VERSION_ZLE_COMPRESSION SPA_VERSION_20
435 436 #define SPA_VERSION_DEDUP SPA_VERSION_21
436 437 #define SPA_VERSION_RECVD_PROPS SPA_VERSION_22
437 438 #define SPA_VERSION_SLIM_ZIL SPA_VERSION_23
438 439 #define SPA_VERSION_SA SPA_VERSION_24
439 440 #define SPA_VERSION_SCAN SPA_VERSION_25
440 441 #define SPA_VERSION_DIR_CLONES SPA_VERSION_26
441 442 #define SPA_VERSION_DEADLISTS SPA_VERSION_26
442 443 #define SPA_VERSION_FAST_SNAP SPA_VERSION_27
443 444 #define SPA_VERSION_MULTI_REPLACE SPA_VERSION_28
444 445 #define SPA_VERSION_BEFORE_FEATURES SPA_VERSION_28
445 446 #define SPA_VERSION_FEATURES SPA_VERSION_5000
446 447
447 448 #define SPA_VERSION_IS_SUPPORTED(v) \
448 449 (((v) >= SPA_VERSION_INITIAL && (v) <= SPA_VERSION_BEFORE_FEATURES) || \
449 450 ((v) >= SPA_VERSION_FEATURES && (v) <= SPA_VERSION))
450 451
451 452 /*
452 453 * ZPL version - rev'd whenever an incompatible on-disk format change
453 454 * occurs. This is independent of SPA/DMU/ZAP versioning. You must
454 455 * also update the version_table[] and help message in zfs_prop.c.
455 456 *
456 457 * When changing, be sure to teach GRUB how to read the new format!
457 458 * See usr/src/grub/grub-0.97/stage2/{zfs-include/,fsys_zfs*}
458 459 */
459 460 #define ZPL_VERSION_1 1ULL
460 461 #define ZPL_VERSION_2 2ULL
461 462 #define ZPL_VERSION_3 3ULL
462 463 #define ZPL_VERSION_4 4ULL
463 464 #define ZPL_VERSION_5 5ULL
464 465 #define ZPL_VERSION ZPL_VERSION_5
465 466 #define ZPL_VERSION_STRING "5"
466 467
467 468 #define ZPL_VERSION_INITIAL ZPL_VERSION_1
468 469 #define ZPL_VERSION_DIRENT_TYPE ZPL_VERSION_2
469 470 #define ZPL_VERSION_FUID ZPL_VERSION_3
470 471 #define ZPL_VERSION_NORMALIZATION ZPL_VERSION_3
471 472 #define ZPL_VERSION_SYSATTR ZPL_VERSION_3
472 473 #define ZPL_VERSION_USERSPACE ZPL_VERSION_4
473 474 #define ZPL_VERSION_SA ZPL_VERSION_5
474 475
475 476 /* Rewind request information */
476 477 #define ZPOOL_NO_REWIND 1 /* No policy - default behavior */
477 478 #define ZPOOL_NEVER_REWIND 2 /* Do not search for best txg or rewind */
478 479 #define ZPOOL_TRY_REWIND 4 /* Search for best txg, but do not rewind */
479 480 #define ZPOOL_DO_REWIND 8 /* Rewind to best txg w/in deferred frees */
480 481 #define ZPOOL_EXTREME_REWIND 16 /* Allow extreme measures to find best txg */
481 482 #define ZPOOL_REWIND_MASK 28 /* All the possible rewind bits */
482 483 #define ZPOOL_REWIND_POLICIES 31 /* All the possible policy bits */
483 484
484 485 typedef struct zpool_rewind_policy {
485 486 uint32_t zrp_request; /* rewind behavior requested */
486 487 uint64_t zrp_maxmeta; /* max acceptable meta-data errors */
487 488 uint64_t zrp_maxdata; /* max acceptable data errors */
488 489 uint64_t zrp_txg; /* specific txg to load */
489 490 } zpool_rewind_policy_t;
490 491
491 492 /*
492 493 * The following are configuration names used in the nvlist describing a pool's
493 494 * configuration.
494 495 */
495 496 #define ZPOOL_CONFIG_VERSION "version"
496 497 #define ZPOOL_CONFIG_POOL_NAME "name"
497 498 #define ZPOOL_CONFIG_POOL_STATE "state"
498 499 #define ZPOOL_CONFIG_POOL_TXG "txg"
499 500 #define ZPOOL_CONFIG_POOL_GUID "pool_guid"
500 501 #define ZPOOL_CONFIG_CREATE_TXG "create_txg"
501 502 #define ZPOOL_CONFIG_TOP_GUID "top_guid"
502 503 #define ZPOOL_CONFIG_VDEV_TREE "vdev_tree"
503 504 #define ZPOOL_CONFIG_TYPE "type"
504 505 #define ZPOOL_CONFIG_CHILDREN "children"
505 506 #define ZPOOL_CONFIG_ID "id"
506 507 #define ZPOOL_CONFIG_GUID "guid"
507 508 #define ZPOOL_CONFIG_PATH "path"
508 509 #define ZPOOL_CONFIG_DEVID "devid"
509 510 #define ZPOOL_CONFIG_METASLAB_ARRAY "metaslab_array"
510 511 #define ZPOOL_CONFIG_METASLAB_SHIFT "metaslab_shift"
511 512 #define ZPOOL_CONFIG_ASHIFT "ashift"
512 513 #define ZPOOL_CONFIG_ASIZE "asize"
513 514 #define ZPOOL_CONFIG_DTL "DTL"
514 515 #define ZPOOL_CONFIG_SCAN_STATS "scan_stats" /* not stored on disk */
515 516 #define ZPOOL_CONFIG_VDEV_STATS "vdev_stats" /* not stored on disk */
516 517 #define ZPOOL_CONFIG_WHOLE_DISK "whole_disk"
517 518 #define ZPOOL_CONFIG_ERRCOUNT "error_count"
518 519 #define ZPOOL_CONFIG_NOT_PRESENT "not_present"
519 520 #define ZPOOL_CONFIG_SPARES "spares"
520 521 #define ZPOOL_CONFIG_IS_SPARE "is_spare"
521 522 #define ZPOOL_CONFIG_NPARITY "nparity"
522 523 #define ZPOOL_CONFIG_HOSTID "hostid"
523 524 #define ZPOOL_CONFIG_HOSTNAME "hostname"
524 525 #define ZPOOL_CONFIG_LOADED_TIME "initial_load_time"
525 526 #define ZPOOL_CONFIG_UNSPARE "unspare"
526 527 #define ZPOOL_CONFIG_PHYS_PATH "phys_path"
527 528 #define ZPOOL_CONFIG_IS_LOG "is_log"
528 529 #define ZPOOL_CONFIG_L2CACHE "l2cache"
529 530 #define ZPOOL_CONFIG_HOLE_ARRAY "hole_array"
530 531 #define ZPOOL_CONFIG_VDEV_CHILDREN "vdev_children"
531 532 #define ZPOOL_CONFIG_IS_HOLE "is_hole"
532 533 #define ZPOOL_CONFIG_DDT_HISTOGRAM "ddt_histogram"
533 534 #define ZPOOL_CONFIG_DDT_OBJ_STATS "ddt_object_stats"
534 535 #define ZPOOL_CONFIG_DDT_STATS "ddt_stats"
535 536 #define ZPOOL_CONFIG_SPLIT "splitcfg"
536 537 #define ZPOOL_CONFIG_ORIG_GUID "orig_guid"
537 538 #define ZPOOL_CONFIG_SPLIT_GUID "split_guid"
538 539 #define ZPOOL_CONFIG_SPLIT_LIST "guid_list"
539 540 #define ZPOOL_CONFIG_REMOVING "removing"
540 541 #define ZPOOL_CONFIG_RESILVER_TXG "resilver_txg"
541 542 #define ZPOOL_CONFIG_COMMENT "comment"
542 543 #define ZPOOL_CONFIG_SUSPENDED "suspended" /* not stored on disk */
543 544 #define ZPOOL_CONFIG_TIMESTAMP "timestamp" /* not stored on disk */
544 545 #define ZPOOL_CONFIG_BOOTFS "bootfs" /* not stored on disk */
545 546 #define ZPOOL_CONFIG_MISSING_DEVICES "missing_vdevs" /* not stored on disk */
546 547 #define ZPOOL_CONFIG_LOAD_INFO "load_info" /* not stored on disk */
547 548 #define ZPOOL_CONFIG_REWIND_INFO "rewind_info" /* not stored on disk */
548 549 #define ZPOOL_CONFIG_UNSUP_FEAT "unsup_feat" /* not stored on disk */
549 550 #define ZPOOL_CONFIG_ENABLED_FEAT "enabled_feat" /* not stored on disk */
550 551 #define ZPOOL_CONFIG_CAN_RDONLY "can_rdonly" /* not stored on disk */
551 552 #define ZPOOL_CONFIG_FEATURES_FOR_READ "features_for_read"
552 553 #define ZPOOL_CONFIG_FEATURE_STATS "feature_stats" /* not stored on disk */
553 554 /*
554 555 * The persistent vdev state is stored as separate values rather than a single
555 556 * 'vdev_state' entry. This is because a device can be in multiple states, such
556 557 * as offline and degraded.
557 558 */
558 559 #define ZPOOL_CONFIG_OFFLINE "offline"
559 560 #define ZPOOL_CONFIG_FAULTED "faulted"
560 561 #define ZPOOL_CONFIG_DEGRADED "degraded"
561 562 #define ZPOOL_CONFIG_REMOVED "removed"
562 563 #define ZPOOL_CONFIG_FRU "fru"
563 564 #define ZPOOL_CONFIG_AUX_STATE "aux_state"
564 565
565 566 /* Rewind policy parameters */
566 567 #define ZPOOL_REWIND_POLICY "rewind-policy"
567 568 #define ZPOOL_REWIND_REQUEST "rewind-request"
568 569 #define ZPOOL_REWIND_REQUEST_TXG "rewind-request-txg"
569 570 #define ZPOOL_REWIND_META_THRESH "rewind-meta-thresh"
570 571 #define ZPOOL_REWIND_DATA_THRESH "rewind-data-thresh"
571 572
572 573 /* Rewind data discovered */
573 574 #define ZPOOL_CONFIG_LOAD_TIME "rewind_txg_ts"
574 575 #define ZPOOL_CONFIG_LOAD_DATA_ERRORS "verify_data_errors"
575 576 #define ZPOOL_CONFIG_REWIND_TIME "seconds_of_rewind"
576 577
577 578 #define VDEV_TYPE_ROOT "root"
578 579 #define VDEV_TYPE_MIRROR "mirror"
579 580 #define VDEV_TYPE_REPLACING "replacing"
580 581 #define VDEV_TYPE_RAIDZ "raidz"
581 582 #define VDEV_TYPE_DISK "disk"
582 583 #define VDEV_TYPE_FILE "file"
583 584 #define VDEV_TYPE_MISSING "missing"
584 585 #define VDEV_TYPE_HOLE "hole"
585 586 #define VDEV_TYPE_SPARE "spare"
586 587 #define VDEV_TYPE_LOG "log"
587 588 #define VDEV_TYPE_L2CACHE "l2cache"
588 589
589 590 /*
590 591 * This is needed in userland to report the minimum necessary device size.
591 592 */
592 593 #define SPA_MINDEVSIZE (64ULL << 20)
593 594
594 595 /*
595 596 * Set if the fragmentation has not yet been calculated. This can happen
596 597 * because the space maps have not been upgraded or the histogram feature
597 598 * is not enabled.
598 599 */
599 600 #define ZFS_FRAG_INVALID UINT64_MAX
600 601
601 602 /*
602 603 * The location of the pool configuration repository, shared between kernel and
603 604 * userland.
604 605 */
605 606 #define ZPOOL_CACHE "/etc/zfs/zpool.cache"
606 607
607 608 /*
608 609 * vdev states are ordered from least to most healthy.
609 610 * A vdev that's CANT_OPEN or below is considered unusable.
610 611 */
611 612 typedef enum vdev_state {
612 613 VDEV_STATE_UNKNOWN = 0, /* Uninitialized vdev */
613 614 VDEV_STATE_CLOSED, /* Not currently open */
614 615 VDEV_STATE_OFFLINE, /* Not allowed to open */
615 616 VDEV_STATE_REMOVED, /* Explicitly removed from system */
616 617 VDEV_STATE_CANT_OPEN, /* Tried to open, but failed */
617 618 VDEV_STATE_FAULTED, /* External request to fault device */
618 619 VDEV_STATE_DEGRADED, /* Replicated vdev with unhealthy kids */
619 620 VDEV_STATE_HEALTHY /* Presumed good */
620 621 } vdev_state_t;
621 622
622 623 #define VDEV_STATE_ONLINE VDEV_STATE_HEALTHY
623 624
624 625 /*
625 626 * vdev aux states. When a vdev is in the CANT_OPEN state, the aux field
626 627 * of the vdev stats structure uses these constants to distinguish why.
627 628 */
628 629 typedef enum vdev_aux {
629 630 VDEV_AUX_NONE, /* no error */
630 631 VDEV_AUX_OPEN_FAILED, /* ldi_open_*() or vn_open() failed */
631 632 VDEV_AUX_CORRUPT_DATA, /* bad label or disk contents */
632 633 VDEV_AUX_NO_REPLICAS, /* insufficient number of replicas */
633 634 VDEV_AUX_BAD_GUID_SUM, /* vdev guid sum doesn't match */
634 635 VDEV_AUX_TOO_SMALL, /* vdev size is too small */
635 636 VDEV_AUX_BAD_LABEL, /* the label is OK but invalid */
636 637 VDEV_AUX_VERSION_NEWER, /* on-disk version is too new */
637 638 VDEV_AUX_VERSION_OLDER, /* on-disk version is too old */
638 639 VDEV_AUX_UNSUP_FEAT, /* unsupported features */
639 640 VDEV_AUX_SPARED, /* hot spare used in another pool */
640 641 VDEV_AUX_ERR_EXCEEDED, /* too many errors */
641 642 VDEV_AUX_IO_FAILURE, /* experienced I/O failure */
642 643 VDEV_AUX_BAD_LOG, /* cannot read log chain(s) */
643 644 VDEV_AUX_EXTERNAL, /* external diagnosis */
644 645 VDEV_AUX_SPLIT_POOL /* vdev was split off into another pool */
645 646 } vdev_aux_t;
646 647
647 648 /*
648 649 * pool state. The following states are written to disk as part of the normal
649 650 * SPA lifecycle: ACTIVE, EXPORTED, DESTROYED, SPARE, L2CACHE. The remaining
650 651 * states are software abstractions used at various levels to communicate
651 652 * pool state.
652 653 */
653 654 typedef enum pool_state {
654 655 POOL_STATE_ACTIVE = 0, /* In active use */
655 656 POOL_STATE_EXPORTED, /* Explicitly exported */
656 657 POOL_STATE_DESTROYED, /* Explicitly destroyed */
657 658 POOL_STATE_SPARE, /* Reserved for hot spare use */
658 659 POOL_STATE_L2CACHE, /* Level 2 ARC device */
659 660 POOL_STATE_UNINITIALIZED, /* Internal spa_t state */
660 661 POOL_STATE_UNAVAIL, /* Internal libzfs state */
661 662 POOL_STATE_POTENTIALLY_ACTIVE /* Internal libzfs state */
662 663 } pool_state_t;
663 664
664 665 /*
665 666 * Scan Functions.
666 667 */
667 668 typedef enum pool_scan_func {
668 669 POOL_SCAN_NONE,
669 670 POOL_SCAN_SCRUB,
670 671 POOL_SCAN_RESILVER,
671 672 POOL_SCAN_FUNCS
672 673 } pool_scan_func_t;
673 674
674 675 /*
675 676 * ZIO types. Needed to interpret vdev statistics below.
676 677 */
677 678 typedef enum zio_type {
678 679 ZIO_TYPE_NULL = 0,
679 680 ZIO_TYPE_READ,
680 681 ZIO_TYPE_WRITE,
681 682 ZIO_TYPE_FREE,
682 683 ZIO_TYPE_CLAIM,
683 684 ZIO_TYPE_IOCTL,
684 685 ZIO_TYPES
685 686 } zio_type_t;
686 687
687 688 /*
688 689 * Pool statistics. Note: all fields should be 64-bit because this
689 690 * is passed between kernel and userland as an nvlist uint64 array.
690 691 */
691 692 typedef struct pool_scan_stat {
692 693 /* values stored on disk */
693 694 uint64_t pss_func; /* pool_scan_func_t */
694 695 uint64_t pss_state; /* dsl_scan_state_t */
695 696 uint64_t pss_start_time; /* scan start time */
696 697 uint64_t pss_end_time; /* scan end time */
697 698 uint64_t pss_to_examine; /* total bytes to scan */
698 699 uint64_t pss_examined; /* total examined bytes */
699 700 uint64_t pss_to_process; /* total bytes to process */
700 701 uint64_t pss_processed; /* total processed bytes */
701 702 uint64_t pss_errors; /* scan errors */
702 703
703 704 /* values not stored on disk */
704 705 uint64_t pss_pass_exam; /* examined bytes per scan pass */
705 706 uint64_t pss_pass_start; /* start time of a scan pass */
706 707 } pool_scan_stat_t;
707 708
708 709 typedef enum dsl_scan_state {
709 710 DSS_NONE,
710 711 DSS_SCANNING,
711 712 DSS_FINISHED,
712 713 DSS_CANCELED,
713 714 DSS_NUM_STATES
714 715 } dsl_scan_state_t;
715 716
716 717
717 718 /*
718 719 * Vdev statistics. Note: all fields should be 64-bit because this
719 720 * is passed between kernel and userland as an nvlist uint64 array.
720 721 */
721 722 typedef struct vdev_stat {
722 723 hrtime_t vs_timestamp; /* time since vdev load */
723 724 uint64_t vs_state; /* vdev state */
724 725 uint64_t vs_aux; /* see vdev_aux_t */
725 726 uint64_t vs_alloc; /* space allocated */
726 727 uint64_t vs_space; /* total capacity */
727 728 uint64_t vs_dspace; /* deflated capacity */
728 729 uint64_t vs_rsize; /* replaceable dev size */
729 730 uint64_t vs_esize; /* expandable dev size */
730 731 uint64_t vs_ops[ZIO_TYPES]; /* operation count */
731 732 uint64_t vs_bytes[ZIO_TYPES]; /* bytes read/written */
732 733 uint64_t vs_read_errors; /* read errors */
733 734 uint64_t vs_write_errors; /* write errors */
734 735 uint64_t vs_checksum_errors; /* checksum errors */
735 736 uint64_t vs_self_healed; /* self-healed bytes */
736 737 uint64_t vs_scan_removing; /* removing? */
737 738 uint64_t vs_scan_processed; /* scan processed bytes */
738 739 uint64_t vs_fragmentation; /* device fragmentation */
739 740 } vdev_stat_t;
740 741
741 742 /*
742 743 * DDT statistics. Note: all fields should be 64-bit because this
743 744 * is passed between kernel and userland as an nvlist uint64 array.
744 745 */
745 746 typedef struct ddt_object {
746 747 uint64_t ddo_count; /* number of elments in ddt */
747 748 uint64_t ddo_dspace; /* size of ddt on disk */
748 749 uint64_t ddo_mspace; /* size of ddt in-core */
749 750 } ddt_object_t;
750 751
751 752 typedef struct ddt_stat {
752 753 uint64_t dds_blocks; /* blocks */
753 754 uint64_t dds_lsize; /* logical size */
754 755 uint64_t dds_psize; /* physical size */
755 756 uint64_t dds_dsize; /* deflated allocated size */
756 757 uint64_t dds_ref_blocks; /* referenced blocks */
757 758 uint64_t dds_ref_lsize; /* referenced lsize * refcnt */
758 759 uint64_t dds_ref_psize; /* referenced psize * refcnt */
759 760 uint64_t dds_ref_dsize; /* referenced dsize * refcnt */
760 761 } ddt_stat_t;
761 762
762 763 typedef struct ddt_histogram {
763 764 ddt_stat_t ddh_stat[64]; /* power-of-two histogram buckets */
764 765 } ddt_histogram_t;
765 766
766 767 #define ZVOL_DRIVER "zvol"
767 768 #define ZFS_DRIVER "zfs"
768 769 #define ZFS_DEV "/dev/zfs"
769 770
770 771 /* general zvol path */
771 772 #define ZVOL_DIR "/dev/zvol"
772 773 /* expansion */
773 774 #define ZVOL_PSEUDO_DEV "/devices/pseudo/zfs@0:"
774 775 /* for dump and swap */
775 776 #define ZVOL_FULL_DEV_DIR ZVOL_DIR "/dsk/"
776 777 #define ZVOL_FULL_RDEV_DIR ZVOL_DIR "/rdsk/"
777 778
778 779 #define ZVOL_PROP_NAME "name"
779 780 #define ZVOL_DEFAULT_BLOCKSIZE 8192
780 781
781 782 /*
782 783 * /dev/zfs ioctl numbers.
783 784 */
784 785 typedef enum zfs_ioc {
785 786 ZFS_IOC_FIRST = ('Z' << 8),
786 787 ZFS_IOC = ZFS_IOC_FIRST,
787 788 ZFS_IOC_POOL_CREATE = ZFS_IOC_FIRST,
788 789 ZFS_IOC_POOL_DESTROY,
789 790 ZFS_IOC_POOL_IMPORT,
790 791 ZFS_IOC_POOL_EXPORT,
791 792 ZFS_IOC_POOL_CONFIGS,
792 793 ZFS_IOC_POOL_STATS,
793 794 ZFS_IOC_POOL_TRYIMPORT,
794 795 ZFS_IOC_POOL_SCAN,
795 796 ZFS_IOC_POOL_FREEZE,
796 797 ZFS_IOC_POOL_UPGRADE,
797 798 ZFS_IOC_POOL_GET_HISTORY,
798 799 ZFS_IOC_VDEV_ADD,
799 800 ZFS_IOC_VDEV_REMOVE,
800 801 ZFS_IOC_VDEV_SET_STATE,
801 802 ZFS_IOC_VDEV_ATTACH,
802 803 ZFS_IOC_VDEV_DETACH,
803 804 ZFS_IOC_VDEV_SETPATH,
804 805 ZFS_IOC_VDEV_SETFRU,
805 806 ZFS_IOC_OBJSET_STATS,
806 807 ZFS_IOC_OBJSET_ZPLPROPS,
807 808 ZFS_IOC_DATASET_LIST_NEXT,
808 809 ZFS_IOC_SNAPSHOT_LIST_NEXT,
809 810 ZFS_IOC_SET_PROP,
810 811 ZFS_IOC_CREATE,
811 812 ZFS_IOC_DESTROY,
812 813 ZFS_IOC_ROLLBACK,
813 814 ZFS_IOC_RENAME,
814 815 ZFS_IOC_RECV,
815 816 ZFS_IOC_SEND,
816 817 ZFS_IOC_INJECT_FAULT,
817 818 ZFS_IOC_CLEAR_FAULT,
818 819 ZFS_IOC_INJECT_LIST_NEXT,
819 820 ZFS_IOC_ERROR_LOG,
820 821 ZFS_IOC_CLEAR,
821 822 ZFS_IOC_PROMOTE,
822 823 ZFS_IOC_SNAPSHOT,
823 824 ZFS_IOC_DSOBJ_TO_DSNAME,
824 825 ZFS_IOC_OBJ_TO_PATH,
825 826 ZFS_IOC_POOL_SET_PROPS,
826 827 ZFS_IOC_POOL_GET_PROPS,
827 828 ZFS_IOC_SET_FSACL,
828 829 ZFS_IOC_GET_FSACL,
829 830 ZFS_IOC_SHARE,
830 831 ZFS_IOC_INHERIT_PROP,
831 832 ZFS_IOC_SMB_ACL,
832 833 ZFS_IOC_USERSPACE_ONE,
833 834 ZFS_IOC_USERSPACE_MANY,
834 835 ZFS_IOC_USERSPACE_UPGRADE,
835 836 ZFS_IOC_HOLD,
836 837 ZFS_IOC_RELEASE,
837 838 ZFS_IOC_GET_HOLDS,
838 839 ZFS_IOC_OBJSET_RECVD_PROPS,
839 840 ZFS_IOC_VDEV_SPLIT,
840 841 ZFS_IOC_NEXT_OBJ,
841 842 ZFS_IOC_DIFF,
842 843 ZFS_IOC_TMP_SNAPSHOT,
843 844 ZFS_IOC_OBJ_TO_STATS,
844 845 ZFS_IOC_SPACE_WRITTEN,
845 846 ZFS_IOC_SPACE_SNAPS,
846 847 ZFS_IOC_DESTROY_SNAPS,
847 848 ZFS_IOC_POOL_REGUID,
848 849 ZFS_IOC_POOL_REOPEN,
849 850 ZFS_IOC_SEND_PROGRESS,
850 851 ZFS_IOC_LOG_HISTORY,
851 852 ZFS_IOC_SEND_NEW,
852 853 ZFS_IOC_SEND_SPACE,
853 854 ZFS_IOC_CLONE,
854 855 ZFS_IOC_BOOKMARK,
855 856 ZFS_IOC_GET_BOOKMARKS,
856 857 ZFS_IOC_DESTROY_BOOKMARKS,
857 858 ZFS_IOC_LAST
858 859 } zfs_ioc_t;
859 860
860 861 /*
861 862 * Internal SPA load state. Used by FMA diagnosis engine.
862 863 */
863 864 typedef enum {
864 865 SPA_LOAD_NONE, /* no load in progress */
865 866 SPA_LOAD_OPEN, /* normal open */
866 867 SPA_LOAD_IMPORT, /* import in progress */
867 868 SPA_LOAD_TRYIMPORT, /* tryimport in progress */
868 869 SPA_LOAD_RECOVER, /* recovery requested */
869 870 SPA_LOAD_ERROR /* load failed */
870 871 } spa_load_state_t;
871 872
872 873 /*
873 874 * Bookmark name values.
874 875 */
875 876 #define ZPOOL_ERR_LIST "error list"
876 877 #define ZPOOL_ERR_DATASET "dataset"
877 878 #define ZPOOL_ERR_OBJECT "object"
878 879
879 880 #define HIS_MAX_RECORD_LEN (MAXPATHLEN + MAXPATHLEN + 1)
880 881
881 882 /*
882 883 * The following are names used in the nvlist describing
883 884 * the pool's history log.
884 885 */
885 886 #define ZPOOL_HIST_RECORD "history record"
886 887 #define ZPOOL_HIST_TIME "history time"
887 888 #define ZPOOL_HIST_CMD "history command"
888 889 #define ZPOOL_HIST_WHO "history who"
889 890 #define ZPOOL_HIST_ZONE "history zone"
890 891 #define ZPOOL_HIST_HOST "history hostname"
891 892 #define ZPOOL_HIST_TXG "history txg"
892 893 #define ZPOOL_HIST_INT_EVENT "history internal event"
893 894 #define ZPOOL_HIST_INT_STR "history internal str"
894 895 #define ZPOOL_HIST_INT_NAME "internal_name"
895 896 #define ZPOOL_HIST_IOCTL "ioctl"
896 897 #define ZPOOL_HIST_INPUT_NVL "in_nvl"
897 898 #define ZPOOL_HIST_OUTPUT_NVL "out_nvl"
898 899 #define ZPOOL_HIST_DSNAME "dsname"
899 900 #define ZPOOL_HIST_DSID "dsid"
900 901
901 902 /*
902 903 * Flags for ZFS_IOC_VDEV_SET_STATE
903 904 */
904 905 #define ZFS_ONLINE_CHECKREMOVE 0x1
905 906 #define ZFS_ONLINE_UNSPARE 0x2
906 907 #define ZFS_ONLINE_FORCEFAULT 0x4
907 908 #define ZFS_ONLINE_EXPAND 0x8
908 909 #define ZFS_OFFLINE_TEMPORARY 0x1
909 910
910 911 /*
911 912 * Flags for ZFS_IOC_POOL_IMPORT
912 913 */
913 914 #define ZFS_IMPORT_NORMAL 0x0
914 915 #define ZFS_IMPORT_VERBATIM 0x1
915 916 #define ZFS_IMPORT_ANY_HOST 0x2
916 917 #define ZFS_IMPORT_MISSING_LOG 0x4
917 918 #define ZFS_IMPORT_ONLY 0x8
918 919
919 920 /*
920 921 * Sysevent payload members. ZFS will generate the following sysevents with the
921 922 * given payloads:
922 923 *
923 924 * ESC_ZFS_RESILVER_START
924 925 * ESC_ZFS_RESILVER_END
925 926 * ESC_ZFS_POOL_DESTROY
926 927 * ESC_ZFS_POOL_REGUID
927 928 *
928 929 * ZFS_EV_POOL_NAME DATA_TYPE_STRING
929 930 * ZFS_EV_POOL_GUID DATA_TYPE_UINT64
930 931 *
931 932 * ESC_ZFS_VDEV_REMOVE
932 933 * ESC_ZFS_VDEV_CLEAR
933 934 * ESC_ZFS_VDEV_CHECK
934 935 *
935 936 * ZFS_EV_POOL_NAME DATA_TYPE_STRING
936 937 * ZFS_EV_POOL_GUID DATA_TYPE_UINT64
937 938 * ZFS_EV_VDEV_PATH DATA_TYPE_STRING (optional)
938 939 * ZFS_EV_VDEV_GUID DATA_TYPE_UINT64
939 940 */
940 941 #define ZFS_EV_POOL_NAME "pool_name"
941 942 #define ZFS_EV_POOL_GUID "pool_guid"
942 943 #define ZFS_EV_VDEV_PATH "vdev_path"
943 944 #define ZFS_EV_VDEV_GUID "vdev_guid"
944 945
945 946 #ifdef __cplusplus
946 947 }
947 948 #endif
948 949
949 950 #endif /* _SYS_FS_ZFS_H */
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