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 */ 21 /* 22 * Copyright 2007 Sun Microsystems, Inc. All rights reserved. 23 * Use is subject to license terms. 24 */ 25 26 #ifndef _SYS_FS_ZFS_H 27 #define _SYS_FS_ZFS_H 28 29 #pragma ident "%Z%%M% %I% %E% SMI" 30 31 #ifdef __cplusplus 32 extern "C" { 33 #endif 34 35 /* 36 * Types and constants shared between userland and the kernel. 37 */ 38 39 /* 40 * Each dataset can be one of the following types. These constants can be 41 * combined into masks that can be passed to various functions. 42 */ 43 typedef enum { 44 ZFS_TYPE_FILESYSTEM = 0x1, 45 ZFS_TYPE_SNAPSHOT = 0x2, 46 ZFS_TYPE_VOLUME = 0x4, 47 ZFS_TYPE_POOL = 0x8 48 } zfs_type_t; 49 50 #define ZFS_TYPE_DATASET \ 51 (ZFS_TYPE_FILESYSTEM | ZFS_TYPE_VOLUME | ZFS_TYPE_SNAPSHOT) 52 53 /* 54 * Dataset properties are identified by these constants and must be added to 55 * the end of this list to ensure that external consumers are not affected 56 * by the change. If you make any changes to this list, be sure to update 57 * the property table in usr/src/common/zfs/zfs_prop.c. 58 */ 59 typedef enum { 60 ZFS_PROP_TYPE, 61 ZFS_PROP_CREATION, 62 ZFS_PROP_USED, 63 ZFS_PROP_AVAILABLE, 64 ZFS_PROP_REFERENCED, 65 ZFS_PROP_COMPRESSRATIO, 66 ZFS_PROP_MOUNTED, 67 ZFS_PROP_ORIGIN, 68 ZFS_PROP_QUOTA, 69 ZFS_PROP_RESERVATION, 70 ZFS_PROP_VOLSIZE, 71 ZFS_PROP_VOLBLOCKSIZE, 72 ZFS_PROP_RECORDSIZE, 73 ZFS_PROP_MOUNTPOINT, 74 ZFS_PROP_SHARENFS, 75 ZFS_PROP_CHECKSUM, 76 ZFS_PROP_COMPRESSION, 77 ZFS_PROP_ATIME, 78 ZFS_PROP_DEVICES, 79 ZFS_PROP_EXEC, 80 ZFS_PROP_SETUID, 81 ZFS_PROP_READONLY, 82 ZFS_PROP_ZONED, 83 ZFS_PROP_SNAPDIR, 84 ZFS_PROP_ACLMODE, 85 ZFS_PROP_ACLINHERIT, 86 ZFS_PROP_CREATETXG, /* not exposed to the user */ 87 ZFS_PROP_NAME, /* not exposed to the user */ 88 ZFS_PROP_CANMOUNT, 89 ZFS_PROP_SHAREISCSI, 90 ZFS_PROP_ISCSIOPTIONS, /* not exposed to the user */ 91 ZFS_PROP_XATTR, 92 ZFS_PROP_NUMCLONES, /* not exposed to the user */ 93 ZFS_PROP_COPIES, 94 ZFS_PROP_VERSION, 95 ZFS_PROP_UTF8ONLY, 96 ZFS_PROP_NORMALIZE, 97 ZFS_PROP_CASE, 98 ZFS_PROP_VSCAN, 99 ZFS_PROP_NBMAND, 100 ZFS_PROP_SHARESMB, 101 ZFS_NUM_PROPS 102 } zfs_prop_t; 103 104 /* 105 * Pool properties are identified by these constants and must be added to the 106 * end of this list to ensure that external conumsers are not affected 107 * by the change. If you make any changes to this list, be sure to update 108 * the property table in usr/src/common/zfs/zpool_prop.c. 109 */ 110 typedef enum { 111 ZPOOL_PROP_NAME, 112 ZPOOL_PROP_SIZE, 113 ZPOOL_PROP_USED, 114 ZPOOL_PROP_AVAILABLE, 115 ZPOOL_PROP_CAPACITY, 116 ZPOOL_PROP_ALTROOT, 117 ZPOOL_PROP_HEALTH, 118 ZPOOL_PROP_GUID, 119 ZPOOL_PROP_VERSION, 120 ZPOOL_PROP_BOOTFS, 121 ZPOOL_PROP_DELEGATION, 122 ZPOOL_PROP_AUTOREPLACE, 123 ZPOOL_PROP_TEMPORARY, 124 ZPOOL_PROP_FAILUREMODE, 125 ZPOOL_NUM_PROPS 126 } zpool_prop_t; 127 128 #define ZPROP_CONT -2 129 #define ZPROP_INVAL -1 130 131 #define ZPROP_VALUE "value" 132 #define ZPROP_SOURCE "source" 133 134 typedef enum { 135 ZPROP_SRC_NONE = 0x1, 136 ZPROP_SRC_DEFAULT = 0x2, 137 ZPROP_SRC_TEMPORARY = 0x4, 138 ZPROP_SRC_LOCAL = 0x8, 139 ZPROP_SRC_INHERITED = 0x10 140 } zprop_source_t; 141 142 #define ZPROP_SRC_ALL 0x1f 143 144 typedef int (*zprop_func)(int, void *); 145 146 /* 147 * Dataset property functions shared between libzfs and kernel. 148 */ 149 const char *zfs_prop_default_string(zfs_prop_t); 150 uint64_t zfs_prop_default_numeric(zfs_prop_t); 151 boolean_t zfs_prop_readonly(zfs_prop_t); 152 boolean_t zfs_prop_inheritable(zfs_prop_t); 153 boolean_t zfs_prop_setonce(zfs_prop_t); 154 const char *zfs_prop_to_name(zfs_prop_t); 155 zfs_prop_t zfs_name_to_prop(const char *); 156 boolean_t zfs_prop_user(const char *); 157 int zfs_prop_index_to_string(zfs_prop_t, uint64_t, const char **); 158 int zfs_prop_string_to_index(zfs_prop_t, const char *, uint64_t *); 159 int zfs_prop_valid_for_type(int, zfs_type_t); 160 161 /* 162 * Pool property functions shared between libzfs and kernel. 163 */ 164 zpool_prop_t zpool_name_to_prop(const char *); 165 const char *zpool_prop_to_name(zpool_prop_t); 166 const char *zpool_prop_default_string(zpool_prop_t); 167 uint64_t zpool_prop_default_numeric(zpool_prop_t); 168 boolean_t zpool_prop_readonly(zpool_prop_t); 169 int zpool_prop_index_to_string(zpool_prop_t, uint64_t, const char **); 170 int zpool_prop_string_to_index(zpool_prop_t, const char *, uint64_t *); 171 172 /* 173 * Definitions for the Delegation. 174 */ 175 typedef enum { 176 ZFS_DELEG_WHO_UNKNOWN = 0, 177 ZFS_DELEG_USER = 'u', 178 ZFS_DELEG_USER_SETS = 'U', 179 ZFS_DELEG_GROUP = 'g', 180 ZFS_DELEG_GROUP_SETS = 'G', 181 ZFS_DELEG_EVERYONE = 'e', 182 ZFS_DELEG_EVERYONE_SETS = 'E', 183 ZFS_DELEG_CREATE = 'c', 184 ZFS_DELEG_CREATE_SETS = 'C', 185 ZFS_DELEG_NAMED_SET = 's', 186 ZFS_DELEG_NAMED_SET_SETS = 'S' 187 } zfs_deleg_who_type_t; 188 189 typedef enum { 190 ZFS_DELEG_NONE = 0, 191 ZFS_DELEG_PERM_LOCAL = 1, 192 ZFS_DELEG_PERM_DESCENDENT = 2, 193 ZFS_DELEG_PERM_LOCALDESCENDENT = 3, 194 ZFS_DELEG_PERM_CREATE = 4 195 } zfs_deleg_inherit_t; 196 197 #define ZFS_DELEG_PERM_UID "uid" 198 #define ZFS_DELEG_PERM_GID "gid" 199 #define ZFS_DELEG_PERM_GROUPS "groups" 200 201 typedef enum zfs_share_op { 202 ZFS_SHARE_NFS = 0, 203 ZFS_UNSHARE_NFS = 1, 204 ZFS_SHARE_SMB = 2, 205 ZFS_UNSHARE_SMB = 3 206 } zfs_share_op_t; 207 208 /* 209 * On-disk version number. 210 */ 211 #define SPA_VERSION_1 1ULL 212 #define SPA_VERSION_2 2ULL 213 #define SPA_VERSION_3 3ULL 214 #define SPA_VERSION_4 4ULL 215 #define SPA_VERSION_5 5ULL 216 #define SPA_VERSION_6 6ULL 217 #define SPA_VERSION_7 7ULL 218 #define SPA_VERSION_8 8ULL 219 #define SPA_VERSION_9 9ULL 220 221 /* 222 * When bumping up SPA_VERSION, make sure GRUB ZFS understand the on-disk 223 * format change. Go to usr/src/grub/grub-0.95/stage2/{zfs-include/, fsys_zfs*}, 224 * and do the appropriate changes. 225 */ 226 #define SPA_VERSION SPA_VERSION_9 227 #define SPA_VERSION_STRING "9" 228 229 /* 230 * Symbolic names for the changes that caused a SPA_VERSION switch. 231 * Used in the code when checking for presence or absence of a feature. 232 * Feel free to define multiple symbolic names for each version if there 233 * were multiple changes to on-disk structures during that version. 234 * 235 * NOTE: When checking the current SPA_VERSION in your code, be sure 236 * to use spa_version() since it reports the version of the 237 * last synced uberblock. Checking the in-flight version can 238 * be dangerous in some cases. 239 */ 240 #define SPA_VERSION_INITIAL SPA_VERSION_1 241 #define SPA_VERSION_DITTO_BLOCKS SPA_VERSION_2 242 #define SPA_VERSION_SPARES SPA_VERSION_3 243 #define SPA_VERSION_RAID6 SPA_VERSION_3 244 #define SPA_VERSION_BPLIST_ACCOUNT SPA_VERSION_3 245 #define SPA_VERSION_RAIDZ_DEFLATE SPA_VERSION_3 246 #define SPA_VERSION_DNODE_BYTES SPA_VERSION_3 247 #define SPA_VERSION_ZPOOL_HISTORY SPA_VERSION_4 248 #define SPA_VERSION_GZIP_COMPRESSION SPA_VERSION_5 249 #define SPA_VERSION_BOOTFS SPA_VERSION_6 250 #define SPA_VERSION_SLOGS SPA_VERSION_7 251 #define SPA_VERSION_DELEGATED_PERMS SPA_VERSION_8 252 #define SPA_VERSION_FUID SPA_VERSION_9 253 #define SPA_VERSION_NORMALIZATION SPA_VERSION_9 254 255 /* 256 * ZPL version - rev'd whenever an incompatible on-disk format change 257 * occurs. This is independent of SPA/DMU/ZAP versioning. You must 258 * also update the version_table[] and help message in zfs_prop.c. 259 * 260 * When changing, be sure to teach GRUB how to read the new format! 261 * See usr/src/grub/grub-0.95/stage2/{zfs-include/,fsys_zfs*} 262 */ 263 #define ZPL_VERSION_1 1ULL 264 #define ZPL_VERSION_2 2ULL 265 #define ZPL_VERSION_3 3ULL 266 #define ZPL_VERSION ZPL_VERSION_3 267 #define ZPL_VERSION_STRING "3" 268 269 #define ZPL_VERSION_INITIAL ZPL_VERSION_1 270 #define ZPL_VERSION_DIRENT_TYPE ZPL_VERSION_2 271 #define ZPL_VERSION_FUID ZPL_VERSION_3 272 #define ZPL_VERSION_SYSATTR ZPL_VERSION_3 273 274 /* 275 * The following are configuration names used in the nvlist describing a pool's 276 * configuration. 277 */ 278 #define ZPOOL_CONFIG_VERSION "version" 279 #define ZPOOL_CONFIG_POOL_NAME "name" 280 #define ZPOOL_CONFIG_POOL_STATE "state" 281 #define ZPOOL_CONFIG_POOL_TXG "txg" 282 #define ZPOOL_CONFIG_POOL_GUID "pool_guid" 283 #define ZPOOL_CONFIG_CREATE_TXG "create_txg" 284 #define ZPOOL_CONFIG_TOP_GUID "top_guid" 285 #define ZPOOL_CONFIG_VDEV_TREE "vdev_tree" 286 #define ZPOOL_CONFIG_TYPE "type" 287 #define ZPOOL_CONFIG_CHILDREN "children" 288 #define ZPOOL_CONFIG_ID "id" 289 #define ZPOOL_CONFIG_GUID "guid" 290 #define ZPOOL_CONFIG_PATH "path" 291 #define ZPOOL_CONFIG_DEVID "devid" 292 #define ZPOOL_CONFIG_METASLAB_ARRAY "metaslab_array" 293 #define ZPOOL_CONFIG_METASLAB_SHIFT "metaslab_shift" 294 #define ZPOOL_CONFIG_ASHIFT "ashift" 295 #define ZPOOL_CONFIG_ASIZE "asize" 296 #define ZPOOL_CONFIG_DTL "DTL" 297 #define ZPOOL_CONFIG_STATS "stats" 298 #define ZPOOL_CONFIG_WHOLE_DISK "whole_disk" 299 #define ZPOOL_CONFIG_ERRCOUNT "error_count" 300 #define ZPOOL_CONFIG_NOT_PRESENT "not_present" 301 #define ZPOOL_CONFIG_SPARES "spares" 302 #define ZPOOL_CONFIG_IS_SPARE "is_spare" 303 #define ZPOOL_CONFIG_NPARITY "nparity" 304 #define ZPOOL_CONFIG_HOSTID "hostid" 305 #define ZPOOL_CONFIG_HOSTNAME "hostname" 306 #define ZPOOL_CONFIG_TIMESTAMP "timestamp" /* not stored on disk */ 307 #define ZPOOL_CONFIG_UNSPARE "unspare" 308 #define ZPOOL_CONFIG_PHYS_PATH "phys_path" 309 #define ZPOOL_CONFIG_IS_LOG "is_log" 310 /* 311 * The persistent vdev state is stored as separate values rather than a single 312 * 'vdev_state' entry. This is because a device can be in multiple states, such 313 * as offline and degraded. 314 */ 315 #define ZPOOL_CONFIG_OFFLINE "offline" 316 #define ZPOOL_CONFIG_FAULTED "faulted" 317 #define ZPOOL_CONFIG_DEGRADED "degraded" 318 #define ZPOOL_CONFIG_REMOVED "removed" 319 320 #define VDEV_TYPE_ROOT "root" 321 #define VDEV_TYPE_MIRROR "mirror" 322 #define VDEV_TYPE_REPLACING "replacing" 323 #define VDEV_TYPE_RAIDZ "raidz" 324 #define VDEV_TYPE_DISK "disk" 325 #define VDEV_TYPE_FILE "file" 326 #define VDEV_TYPE_MISSING "missing" 327 #define VDEV_TYPE_SPARE "spare" 328 #define VDEV_TYPE_LOG "log" 329 330 /* 331 * This is needed in userland to report the minimum necessary device size. 332 */ 333 #define SPA_MINDEVSIZE (64ULL << 20) 334 335 /* 336 * The location of the pool configuration repository, shared between kernel and 337 * userland. 338 */ 339 #define ZPOOL_CACHE_DIR "/etc/zfs" 340 #define ZPOOL_CACHE_FILE "zpool.cache" 341 #define ZPOOL_CACHE_TMP ".zpool.cache" 342 343 #define ZPOOL_CACHE ZPOOL_CACHE_DIR "/" ZPOOL_CACHE_FILE 344 345 /* 346 * vdev states are ordered from least to most healthy. 347 * A vdev that's CANT_OPEN or below is considered unusable. 348 */ 349 typedef enum vdev_state { 350 VDEV_STATE_UNKNOWN = 0, /* Uninitialized vdev */ 351 VDEV_STATE_CLOSED, /* Not currently open */ 352 VDEV_STATE_OFFLINE, /* Not allowed to open */ 353 VDEV_STATE_REMOVED, /* Explicitly removed from system */ 354 VDEV_STATE_CANT_OPEN, /* Tried to open, but failed */ 355 VDEV_STATE_FAULTED, /* External request to fault device */ 356 VDEV_STATE_DEGRADED, /* Replicated vdev with unhealthy kids */ 357 VDEV_STATE_HEALTHY /* Presumed good */ 358 } vdev_state_t; 359 360 #define VDEV_STATE_ONLINE VDEV_STATE_HEALTHY 361 362 /* 363 * vdev aux states. When a vdev is in the CANT_OPEN state, the aux field 364 * of the vdev stats structure uses these constants to distinguish why. 365 */ 366 typedef enum vdev_aux { 367 VDEV_AUX_NONE, /* no error */ 368 VDEV_AUX_OPEN_FAILED, /* ldi_open_*() or vn_open() failed */ 369 VDEV_AUX_CORRUPT_DATA, /* bad label or disk contents */ 370 VDEV_AUX_NO_REPLICAS, /* insufficient number of replicas */ 371 VDEV_AUX_BAD_GUID_SUM, /* vdev guid sum doesn't match */ 372 VDEV_AUX_TOO_SMALL, /* vdev size is too small */ 373 VDEV_AUX_BAD_LABEL, /* the label is OK but invalid */ 374 VDEV_AUX_VERSION_NEWER, /* on-disk version is too new */ 375 VDEV_AUX_VERSION_OLDER, /* on-disk version is too old */ 376 VDEV_AUX_SPARED, /* hot spare used in another pool */ 377 VDEV_AUX_ERR_EXCEEDED /* too many errors */ 378 } vdev_aux_t; 379 380 /* 381 * pool state. The following states are written to disk as part of the normal 382 * SPA lifecycle: ACTIVE, EXPORTED, DESTROYED, SPARE. The remaining states are 383 * software abstractions used at various levels to communicate pool state. 384 */ 385 typedef enum pool_state { 386 POOL_STATE_ACTIVE = 0, /* In active use */ 387 POOL_STATE_EXPORTED, /* Explicitly exported */ 388 POOL_STATE_DESTROYED, /* Explicitly destroyed */ 389 POOL_STATE_SPARE, /* Reserved for hot spare use */ 390 POOL_STATE_UNINITIALIZED, /* Internal spa_t state */ 391 POOL_STATE_IO_FAILURE, /* Internal pool state */ 392 POOL_STATE_UNAVAIL, /* Internal libzfs state */ 393 POOL_STATE_POTENTIALLY_ACTIVE /* Internal libzfs state */ 394 } pool_state_t; 395 396 /* 397 * Scrub types. 398 */ 399 typedef enum pool_scrub_type { 400 POOL_SCRUB_NONE, 401 POOL_SCRUB_RESILVER, 402 POOL_SCRUB_EVERYTHING, 403 POOL_SCRUB_TYPES 404 } pool_scrub_type_t; 405 406 /* 407 * ZIO types. Needed to interpret vdev statistics below. 408 */ 409 typedef enum zio_type { 410 ZIO_TYPE_NULL = 0, 411 ZIO_TYPE_READ, 412 ZIO_TYPE_WRITE, 413 ZIO_TYPE_FREE, 414 ZIO_TYPE_CLAIM, 415 ZIO_TYPE_IOCTL, 416 ZIO_TYPES 417 } zio_type_t; 418 419 /* 420 * Vdev statistics. Note: all fields should be 64-bit because this 421 * is passed between kernel and userland as an nvlist uint64 array. 422 */ 423 typedef struct vdev_stat { 424 hrtime_t vs_timestamp; /* time since vdev load */ 425 uint64_t vs_state; /* vdev state */ 426 uint64_t vs_aux; /* see vdev_aux_t */ 427 uint64_t vs_alloc; /* space allocated */ 428 uint64_t vs_space; /* total capacity */ 429 uint64_t vs_dspace; /* deflated capacity */ 430 uint64_t vs_rsize; /* replaceable dev size */ 431 uint64_t vs_ops[ZIO_TYPES]; /* operation count */ 432 uint64_t vs_bytes[ZIO_TYPES]; /* bytes read/written */ 433 uint64_t vs_read_errors; /* read errors */ 434 uint64_t vs_write_errors; /* write errors */ 435 uint64_t vs_checksum_errors; /* checksum errors */ 436 uint64_t vs_self_healed; /* self-healed bytes */ 437 uint64_t vs_scrub_type; /* pool_scrub_type_t */ 438 uint64_t vs_scrub_complete; /* completed? */ 439 uint64_t vs_scrub_examined; /* bytes examined; top */ 440 uint64_t vs_scrub_repaired; /* bytes repaired; leaf */ 441 uint64_t vs_scrub_errors; /* errors during scrub */ 442 uint64_t vs_scrub_start; /* UTC scrub start time */ 443 uint64_t vs_scrub_end; /* UTC scrub end time */ 444 } vdev_stat_t; 445 446 #define ZFS_DRIVER "zfs" 447 #define ZFS_DEV "/dev/zfs" 448 449 /* 450 * zvol paths. Irritatingly, the devfsadm interfaces want all these 451 * paths without the /dev prefix, but for some things, we want the 452 * /dev prefix. Below are the names without /dev. 453 */ 454 #define ZVOL_DEV_DIR "zvol/dsk" 455 #define ZVOL_RDEV_DIR "zvol/rdsk" 456 457 /* 458 * And here are the things we need with /dev, etc. in front of them. 459 */ 460 #define ZVOL_PSEUDO_DEV "/devices/pseudo/zvol@0:" 461 #define ZVOL_FULL_DEV_DIR "/dev/" ZVOL_DEV_DIR 462 463 #define ZVOL_PROP_NAME "name" 464 465 /* 466 * /dev/zfs ioctl numbers. 467 */ 468 #define ZFS_IOC ('Z' << 8) 469 470 typedef enum zfs_ioc { 471 ZFS_IOC_POOL_CREATE = ZFS_IOC, 472 ZFS_IOC_POOL_DESTROY, 473 ZFS_IOC_POOL_IMPORT, 474 ZFS_IOC_POOL_EXPORT, 475 ZFS_IOC_POOL_CONFIGS, 476 ZFS_IOC_POOL_STATS, 477 ZFS_IOC_POOL_TRYIMPORT, 478 ZFS_IOC_POOL_SCRUB, 479 ZFS_IOC_POOL_FREEZE, 480 ZFS_IOC_POOL_UPGRADE, 481 ZFS_IOC_POOL_GET_HISTORY, 482 ZFS_IOC_VDEV_ADD, 483 ZFS_IOC_VDEV_REMOVE, 484 ZFS_IOC_VDEV_SET_STATE, 485 ZFS_IOC_VDEV_ATTACH, 486 ZFS_IOC_VDEV_DETACH, 487 ZFS_IOC_VDEV_SETPATH, 488 ZFS_IOC_OBJSET_STATS, 489 ZFS_IOC_OBJSET_VERSION, 490 ZFS_IOC_DATASET_LIST_NEXT, 491 ZFS_IOC_SNAPSHOT_LIST_NEXT, 492 ZFS_IOC_SET_PROP, 493 ZFS_IOC_CREATE_MINOR, 494 ZFS_IOC_REMOVE_MINOR, 495 ZFS_IOC_CREATE, 496 ZFS_IOC_DESTROY, 497 ZFS_IOC_ROLLBACK, 498 ZFS_IOC_RENAME, 499 ZFS_IOC_RECVBACKUP, 500 ZFS_IOC_SENDBACKUP, 501 ZFS_IOC_INJECT_FAULT, 502 ZFS_IOC_CLEAR_FAULT, 503 ZFS_IOC_INJECT_LIST_NEXT, 504 ZFS_IOC_ERROR_LOG, 505 ZFS_IOC_CLEAR, 506 ZFS_IOC_PROMOTE, 507 ZFS_IOC_DESTROY_SNAPS, 508 ZFS_IOC_SNAPSHOT, 509 ZFS_IOC_DSOBJ_TO_DSNAME, 510 ZFS_IOC_OBJ_TO_PATH, 511 ZFS_IOC_POOL_SET_PROPS, 512 ZFS_IOC_POOL_GET_PROPS, 513 ZFS_IOC_SET_FSACL, 514 ZFS_IOC_GET_FSACL, 515 ZFS_IOC_ISCSI_PERM_CHECK, 516 ZFS_IOC_SHARE, 517 ZFS_IOC_INHERIT_PROP 518 } zfs_ioc_t; 519 520 /* 521 * Internal SPA load state. Used by FMA diagnosis engine. 522 */ 523 typedef enum { 524 SPA_LOAD_NONE, /* no load in progress */ 525 SPA_LOAD_OPEN, /* normal open */ 526 SPA_LOAD_IMPORT, /* import in progress */ 527 SPA_LOAD_TRYIMPORT /* tryimport in progress */ 528 } spa_load_state_t; 529 530 /* 531 * Bookmark name values. 532 */ 533 #define ZPOOL_ERR_LIST "error list" 534 #define ZPOOL_ERR_DATASET "dataset" 535 #define ZPOOL_ERR_OBJECT "object" 536 537 #define HIS_MAX_RECORD_LEN (MAXPATHLEN + MAXPATHLEN + 1) 538 539 /* 540 * The following are names used in the nvlist describing 541 * the pool's history log. 542 */ 543 #define ZPOOL_HIST_RECORD "history record" 544 #define ZPOOL_HIST_TIME "history time" 545 #define ZPOOL_HIST_CMD "history command" 546 #define ZPOOL_HIST_WHO "history who" 547 #define ZPOOL_HIST_ZONE "history zone" 548 #define ZPOOL_HIST_HOST "history hostname" 549 #define ZPOOL_HIST_TXG "history txg" 550 #define ZPOOL_HIST_INT_EVENT "history internal event" 551 #define ZPOOL_HIST_INT_STR "history internal str" 552 553 /* 554 * Flags for ZFS_IOC_VDEV_SET_STATE 555 */ 556 #define ZFS_ONLINE_CHECKREMOVE 0x1 557 #define ZFS_ONLINE_UNSPARE 0x2 558 #define ZFS_ONLINE_FORCEFAULT 0x4 559 #define ZFS_OFFLINE_TEMPORARY 0x1 560 561 /* 562 * Sysevent payload members. ZFS will generate the following sysevents with the 563 * given payloads: 564 * 565 * ESC_ZFS_RESILVER_START 566 * ESC_ZFS_RESILVER_END 567 * ESC_ZFS_POOL_DESTROY 568 * 569 * ZFS_EV_POOL_NAME DATA_TYPE_STRING 570 * ZFS_EV_POOL_GUID DATA_TYPE_UINT64 571 * 572 * ESC_ZFS_VDEV_REMOVE 573 * ESC_ZFS_VDEV_CLEAR 574 * ESC_ZFS_VDEV_CHECK 575 * 576 * ZFS_EV_POOL_NAME DATA_TYPE_STRING 577 * ZFS_EV_POOL_GUID DATA_TYPE_UINT64 578 * ZFS_EV_VDEV_PATH DATA_TYPE_STRING (optional) 579 * ZFS_EV_VDEV_GUID DATA_TYPE_UINT64 580 */ 581 #define ZFS_EV_POOL_NAME "pool_name" 582 #define ZFS_EV_POOL_GUID "pool_guid" 583 #define ZFS_EV_VDEV_PATH "vdev_path" 584 #define ZFS_EV_VDEV_GUID "vdev_guid" 585 586 typedef enum history_internal_events { 587 LOG_NO_EVENT = 0, 588 LOG_POOL_CREATE, 589 LOG_POOL_VDEV_ADD, 590 LOG_POOL_REMOVE, 591 LOG_POOL_DESTROY, 592 LOG_POOL_EXPORT, 593 LOG_POOL_IMPORT, 594 LOG_POOL_VDEV_ATTACH, 595 LOG_POOL_VDEV_REPLACE, 596 LOG_POOL_VDEV_DETACH, 597 LOG_POOL_VDEV_ONLINE, 598 LOG_POOL_VDEV_OFFLINE, 599 LOG_POOL_UPGRADE, 600 LOG_POOL_CLEAR, 601 LOG_POOL_SCRUB, 602 LOG_POOL_PROPSET, 603 LOG_DS_CREATE, 604 LOG_DS_CLONE, 605 LOG_DS_DESTROY, 606 LOG_DS_DESTROY_BEGIN, 607 LOG_DS_INHERIT, 608 LOG_DS_PROPSET, 609 LOG_DS_QUOTA, 610 LOG_DS_PERM_UPDATE, 611 LOG_DS_PERM_REMOVE, 612 LOG_DS_PERM_WHO_REMOVE, 613 LOG_DS_PROMOTE, 614 LOG_DS_RECEIVE, 615 LOG_DS_RENAME, 616 LOG_DS_RESERVATION, 617 LOG_DS_REPLAY_INC_SYNC, 618 LOG_DS_REPLAY_FULL_SYNC, 619 LOG_DS_ROLLBACK, 620 LOG_DS_SNAPSHOT, 621 LOG_DS_UPGRADE, 622 LOG_END 623 } history_internal_events_t; 624 625 #ifdef __cplusplus 626 } 627 #endif 628 629 #endif /* _SYS_FS_ZFS_H */ 630