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 2008 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_PROP_REFQUOTA, 102 ZFS_PROP_REFRESERVATION, 103 ZFS_PROP_GUID, 104 ZFS_PROP_PRIMARYCACHE, 105 ZFS_PROP_SECONDARYCACHE, 106 ZFS_NUM_PROPS 107 } zfs_prop_t; 108 109 /* 110 * Pool properties are identified by these constants and must be added to the 111 * end of this list to ensure that external conumsers are not affected 112 * by the change. If you make any changes to this list, be sure to update 113 * the property table in usr/src/common/zfs/zpool_prop.c. 114 */ 115 typedef enum { 116 ZPOOL_PROP_NAME, 117 ZPOOL_PROP_SIZE, 118 ZPOOL_PROP_USED, 119 ZPOOL_PROP_AVAILABLE, 120 ZPOOL_PROP_CAPACITY, 121 ZPOOL_PROP_ALTROOT, 122 ZPOOL_PROP_HEALTH, 123 ZPOOL_PROP_GUID, 124 ZPOOL_PROP_VERSION, 125 ZPOOL_PROP_BOOTFS, 126 ZPOOL_PROP_DELEGATION, 127 ZPOOL_PROP_AUTOREPLACE, 128 ZPOOL_PROP_CACHEFILE, 129 ZPOOL_PROP_FAILUREMODE, 130 ZPOOL_NUM_PROPS 131 } zpool_prop_t; 132 133 #define ZPROP_CONT -2 134 #define ZPROP_INVAL -1 135 136 #define ZPROP_VALUE "value" 137 #define ZPROP_SOURCE "source" 138 139 typedef enum { 140 ZPROP_SRC_NONE = 0x1, 141 ZPROP_SRC_DEFAULT = 0x2, 142 ZPROP_SRC_TEMPORARY = 0x4, 143 ZPROP_SRC_LOCAL = 0x8, 144 ZPROP_SRC_INHERITED = 0x10 145 } zprop_source_t; 146 147 #define ZPROP_SRC_ALL 0x1f 148 149 typedef int (*zprop_func)(int, void *); 150 151 /* 152 * Properties to be set on the root file system of a new pool 153 * are stuffed into their own nvlist, which is then included in 154 * the properties nvlist with the pool properties. 155 */ 156 #define ZPOOL_ROOTFS_PROPS "root-props-nvl" 157 158 /* 159 * Dataset property functions shared between libzfs and kernel. 160 */ 161 const char *zfs_prop_default_string(zfs_prop_t); 162 uint64_t zfs_prop_default_numeric(zfs_prop_t); 163 boolean_t zfs_prop_readonly(zfs_prop_t); 164 boolean_t zfs_prop_inheritable(zfs_prop_t); 165 boolean_t zfs_prop_setonce(zfs_prop_t); 166 const char *zfs_prop_to_name(zfs_prop_t); 167 zfs_prop_t zfs_name_to_prop(const char *); 168 boolean_t zfs_prop_user(const char *); 169 int zfs_prop_index_to_string(zfs_prop_t, uint64_t, const char **); 170 int zfs_prop_string_to_index(zfs_prop_t, const char *, uint64_t *); 171 boolean_t zfs_prop_valid_for_type(int, zfs_type_t); 172 173 /* 174 * Pool property functions shared between libzfs and kernel. 175 */ 176 zpool_prop_t zpool_name_to_prop(const char *); 177 const char *zpool_prop_to_name(zpool_prop_t); 178 const char *zpool_prop_default_string(zpool_prop_t); 179 uint64_t zpool_prop_default_numeric(zpool_prop_t); 180 boolean_t zpool_prop_readonly(zpool_prop_t); 181 int zpool_prop_index_to_string(zpool_prop_t, uint64_t, const char **); 182 int zpool_prop_string_to_index(zpool_prop_t, const char *, uint64_t *); 183 184 /* 185 * Definitions for the Delegation. 186 */ 187 typedef enum { 188 ZFS_DELEG_WHO_UNKNOWN = 0, 189 ZFS_DELEG_USER = 'u', 190 ZFS_DELEG_USER_SETS = 'U', 191 ZFS_DELEG_GROUP = 'g', 192 ZFS_DELEG_GROUP_SETS = 'G', 193 ZFS_DELEG_EVERYONE = 'e', 194 ZFS_DELEG_EVERYONE_SETS = 'E', 195 ZFS_DELEG_CREATE = 'c', 196 ZFS_DELEG_CREATE_SETS = 'C', 197 ZFS_DELEG_NAMED_SET = 's', 198 ZFS_DELEG_NAMED_SET_SETS = 'S' 199 } zfs_deleg_who_type_t; 200 201 typedef enum { 202 ZFS_DELEG_NONE = 0, 203 ZFS_DELEG_PERM_LOCAL = 1, 204 ZFS_DELEG_PERM_DESCENDENT = 2, 205 ZFS_DELEG_PERM_LOCALDESCENDENT = 3, 206 ZFS_DELEG_PERM_CREATE = 4 207 } zfs_deleg_inherit_t; 208 209 #define ZFS_DELEG_PERM_UID "uid" 210 #define ZFS_DELEG_PERM_GID "gid" 211 #define ZFS_DELEG_PERM_GROUPS "groups" 212 213 typedef enum { 214 ZFS_CANMOUNT_OFF = 0, 215 ZFS_CANMOUNT_ON = 1, 216 ZFS_CANMOUNT_NOAUTO = 2 217 } zfs_canmount_type_t; 218 219 typedef enum zfs_share_op { 220 ZFS_SHARE_NFS = 0, 221 ZFS_UNSHARE_NFS = 1, 222 ZFS_SHARE_SMB = 2, 223 ZFS_UNSHARE_SMB = 3 224 } zfs_share_op_t; 225 226 typedef enum zfs_cache_type { 227 ZFS_CACHE_NONE = 0, 228 ZFS_CACHE_METADATA = 1, 229 ZFS_CACHE_ALL = 2 230 } zfs_cache_type_t; 231 232 233 /* 234 * On-disk version number. 235 */ 236 #define SPA_VERSION_1 1ULL 237 #define SPA_VERSION_2 2ULL 238 #define SPA_VERSION_3 3ULL 239 #define SPA_VERSION_4 4ULL 240 #define SPA_VERSION_5 5ULL 241 #define SPA_VERSION_6 6ULL 242 #define SPA_VERSION_7 7ULL 243 #define SPA_VERSION_8 8ULL 244 #define SPA_VERSION_9 9ULL 245 #define SPA_VERSION_10 10ULL 246 #define SPA_VERSION_11 11ULL 247 #define SPA_VERSION_12 12ULL 248 /* 249 * When bumping up SPA_VERSION, make sure GRUB ZFS understands the on-disk 250 * format change. Go to usr/src/grub/grub-0.95/stage2/{zfs-include/, fsys_zfs*}, 251 * and do the appropriate changes. 252 */ 253 #define SPA_VERSION SPA_VERSION_12 254 #define SPA_VERSION_STRING "12" 255 256 /* 257 * Symbolic names for the changes that caused a SPA_VERSION switch. 258 * Used in the code when checking for presence or absence of a feature. 259 * Feel free to define multiple symbolic names for each version if there 260 * were multiple changes to on-disk structures during that version. 261 * 262 * NOTE: When checking the current SPA_VERSION in your code, be sure 263 * to use spa_version() since it reports the version of the 264 * last synced uberblock. Checking the in-flight version can 265 * be dangerous in some cases. 266 */ 267 #define SPA_VERSION_INITIAL SPA_VERSION_1 268 #define SPA_VERSION_DITTO_BLOCKS SPA_VERSION_2 269 #define SPA_VERSION_SPARES SPA_VERSION_3 270 #define SPA_VERSION_RAID6 SPA_VERSION_3 271 #define SPA_VERSION_BPLIST_ACCOUNT SPA_VERSION_3 272 #define SPA_VERSION_RAIDZ_DEFLATE SPA_VERSION_3 273 #define SPA_VERSION_DNODE_BYTES SPA_VERSION_3 274 #define SPA_VERSION_ZPOOL_HISTORY SPA_VERSION_4 275 #define SPA_VERSION_GZIP_COMPRESSION SPA_VERSION_5 276 #define SPA_VERSION_BOOTFS SPA_VERSION_6 277 #define SPA_VERSION_SLOGS SPA_VERSION_7 278 #define SPA_VERSION_DELEGATED_PERMS SPA_VERSION_8 279 #define SPA_VERSION_FUID SPA_VERSION_9 280 #define SPA_VERSION_REFRESERVATION SPA_VERSION_9 281 #define SPA_VERSION_REFQUOTA SPA_VERSION_9 282 #define SPA_VERSION_UNIQUE_ACCURATE SPA_VERSION_9 283 #define SPA_VERSION_L2CACHE SPA_VERSION_10 284 #define SPA_VERSION_NEXT_CLONES SPA_VERSION_11 285 #define SPA_VERSION_ORIGIN SPA_VERSION_11 286 #define SPA_VERSION_DSL_SCRUB SPA_VERSION_11 287 #define SPA_VERSION_SNAP_PROPS SPA_VERSION_12 288 289 /* 290 * ZPL version - rev'd whenever an incompatible on-disk format change 291 * occurs. This is independent of SPA/DMU/ZAP versioning. You must 292 * also update the version_table[] and help message in zfs_prop.c. 293 * 294 * When changing, be sure to teach GRUB how to read the new format! 295 * See usr/src/grub/grub-0.95/stage2/{zfs-include/,fsys_zfs*} 296 */ 297 #define ZPL_VERSION_1 1ULL 298 #define ZPL_VERSION_2 2ULL 299 #define ZPL_VERSION_3 3ULL 300 #define ZPL_VERSION ZPL_VERSION_3 301 #define ZPL_VERSION_STRING "3" 302 303 #define ZPL_VERSION_INITIAL ZPL_VERSION_1 304 #define ZPL_VERSION_DIRENT_TYPE ZPL_VERSION_2 305 #define ZPL_VERSION_FUID ZPL_VERSION_3 306 #define ZPL_VERSION_NORMALIZATION ZPL_VERSION_3 307 #define ZPL_VERSION_SYSATTR ZPL_VERSION_3 308 309 /* 310 * The following are configuration names used in the nvlist describing a pool's 311 * configuration. 312 */ 313 #define ZPOOL_CONFIG_VERSION "version" 314 #define ZPOOL_CONFIG_POOL_NAME "name" 315 #define ZPOOL_CONFIG_POOL_STATE "state" 316 #define ZPOOL_CONFIG_POOL_TXG "txg" 317 #define ZPOOL_CONFIG_POOL_GUID "pool_guid" 318 #define ZPOOL_CONFIG_CREATE_TXG "create_txg" 319 #define ZPOOL_CONFIG_TOP_GUID "top_guid" 320 #define ZPOOL_CONFIG_VDEV_TREE "vdev_tree" 321 #define ZPOOL_CONFIG_TYPE "type" 322 #define ZPOOL_CONFIG_CHILDREN "children" 323 #define ZPOOL_CONFIG_ID "id" 324 #define ZPOOL_CONFIG_GUID "guid" 325 #define ZPOOL_CONFIG_PATH "path" 326 #define ZPOOL_CONFIG_DEVID "devid" 327 #define ZPOOL_CONFIG_METASLAB_ARRAY "metaslab_array" 328 #define ZPOOL_CONFIG_METASLAB_SHIFT "metaslab_shift" 329 #define ZPOOL_CONFIG_ASHIFT "ashift" 330 #define ZPOOL_CONFIG_ASIZE "asize" 331 #define ZPOOL_CONFIG_DTL "DTL" 332 #define ZPOOL_CONFIG_STATS "stats" 333 #define ZPOOL_CONFIG_WHOLE_DISK "whole_disk" 334 #define ZPOOL_CONFIG_ERRCOUNT "error_count" 335 #define ZPOOL_CONFIG_NOT_PRESENT "not_present" 336 #define ZPOOL_CONFIG_SPARES "spares" 337 #define ZPOOL_CONFIG_IS_SPARE "is_spare" 338 #define ZPOOL_CONFIG_NPARITY "nparity" 339 #define ZPOOL_CONFIG_HOSTID "hostid" 340 #define ZPOOL_CONFIG_HOSTNAME "hostname" 341 #define ZPOOL_CONFIG_UNSPARE "unspare" 342 #define ZPOOL_CONFIG_PHYS_PATH "phys_path" 343 #define ZPOOL_CONFIG_IS_LOG "is_log" 344 #define ZPOOL_CONFIG_L2CACHE "l2cache" 345 #define ZPOOL_CONFIG_TIMESTAMP "timestamp" /* not stored on disk */ 346 #define ZPOOL_CONFIG_BOOTFS "bootfs" /* not stored on disk */ 347 /* 348 * The persistent vdev state is stored as separate values rather than a single 349 * 'vdev_state' entry. This is because a device can be in multiple states, such 350 * as offline and degraded. 351 */ 352 #define ZPOOL_CONFIG_OFFLINE "offline" 353 #define ZPOOL_CONFIG_FAULTED "faulted" 354 #define ZPOOL_CONFIG_DEGRADED "degraded" 355 #define ZPOOL_CONFIG_REMOVED "removed" 356 357 #define VDEV_TYPE_ROOT "root" 358 #define VDEV_TYPE_MIRROR "mirror" 359 #define VDEV_TYPE_REPLACING "replacing" 360 #define VDEV_TYPE_RAIDZ "raidz" 361 #define VDEV_TYPE_DISK "disk" 362 #define VDEV_TYPE_FILE "file" 363 #define VDEV_TYPE_MISSING "missing" 364 #define VDEV_TYPE_SPARE "spare" 365 #define VDEV_TYPE_LOG "log" 366 #define VDEV_TYPE_L2CACHE "l2cache" 367 368 /* 369 * This is needed in userland to report the minimum necessary device size. 370 */ 371 #define SPA_MINDEVSIZE (64ULL << 20) 372 373 /* 374 * The location of the pool configuration repository, shared between kernel and 375 * userland. 376 */ 377 #define ZPOOL_CACHE "/etc/zfs/zpool.cache" 378 379 /* 380 * vdev states are ordered from least to most healthy. 381 * A vdev that's CANT_OPEN or below is considered unusable. 382 */ 383 typedef enum vdev_state { 384 VDEV_STATE_UNKNOWN = 0, /* Uninitialized vdev */ 385 VDEV_STATE_CLOSED, /* Not currently open */ 386 VDEV_STATE_OFFLINE, /* Not allowed to open */ 387 VDEV_STATE_REMOVED, /* Explicitly removed from system */ 388 VDEV_STATE_CANT_OPEN, /* Tried to open, but failed */ 389 VDEV_STATE_FAULTED, /* External request to fault device */ 390 VDEV_STATE_DEGRADED, /* Replicated vdev with unhealthy kids */ 391 VDEV_STATE_HEALTHY /* Presumed good */ 392 } vdev_state_t; 393 394 #define VDEV_STATE_ONLINE VDEV_STATE_HEALTHY 395 396 /* 397 * vdev aux states. When a vdev is in the CANT_OPEN state, the aux field 398 * of the vdev stats structure uses these constants to distinguish why. 399 */ 400 typedef enum vdev_aux { 401 VDEV_AUX_NONE, /* no error */ 402 VDEV_AUX_OPEN_FAILED, /* ldi_open_*() or vn_open() failed */ 403 VDEV_AUX_CORRUPT_DATA, /* bad label or disk contents */ 404 VDEV_AUX_NO_REPLICAS, /* insufficient number of replicas */ 405 VDEV_AUX_BAD_GUID_SUM, /* vdev guid sum doesn't match */ 406 VDEV_AUX_TOO_SMALL, /* vdev size is too small */ 407 VDEV_AUX_BAD_LABEL, /* the label is OK but invalid */ 408 VDEV_AUX_VERSION_NEWER, /* on-disk version is too new */ 409 VDEV_AUX_VERSION_OLDER, /* on-disk version is too old */ 410 VDEV_AUX_SPARED, /* hot spare used in another pool */ 411 VDEV_AUX_ERR_EXCEEDED, /* too many errors */ 412 VDEV_AUX_IO_FAILURE /* experienced I/O failure */ 413 } vdev_aux_t; 414 415 /* 416 * pool state. The following states are written to disk as part of the normal 417 * SPA lifecycle: ACTIVE, EXPORTED, DESTROYED, SPARE, L2CACHE. The remaining 418 * states are software abstractions used at various levels to communicate 419 * pool state. 420 */ 421 typedef enum pool_state { 422 POOL_STATE_ACTIVE = 0, /* In active use */ 423 POOL_STATE_EXPORTED, /* Explicitly exported */ 424 POOL_STATE_DESTROYED, /* Explicitly destroyed */ 425 POOL_STATE_SPARE, /* Reserved for hot spare use */ 426 POOL_STATE_L2CACHE, /* Level 2 ARC device */ 427 POOL_STATE_UNINITIALIZED, /* Internal spa_t state */ 428 POOL_STATE_IO_FAILURE, /* Internal pool state */ 429 POOL_STATE_UNAVAIL, /* Internal libzfs state */ 430 POOL_STATE_POTENTIALLY_ACTIVE /* Internal libzfs state */ 431 } pool_state_t; 432 433 /* 434 * Scrub types. 435 */ 436 typedef enum pool_scrub_type { 437 POOL_SCRUB_NONE, 438 POOL_SCRUB_RESILVER, 439 POOL_SCRUB_EVERYTHING, 440 POOL_SCRUB_TYPES 441 } pool_scrub_type_t; 442 443 /* 444 * ZIO types. Needed to interpret vdev statistics below. 445 */ 446 typedef enum zio_type { 447 ZIO_TYPE_NULL = 0, 448 ZIO_TYPE_READ, 449 ZIO_TYPE_WRITE, 450 ZIO_TYPE_FREE, 451 ZIO_TYPE_CLAIM, 452 ZIO_TYPE_IOCTL, 453 ZIO_TYPES 454 } zio_type_t; 455 456 /* 457 * Vdev statistics. Note: all fields should be 64-bit because this 458 * is passed between kernel and userland as an nvlist uint64 array. 459 */ 460 typedef struct vdev_stat { 461 hrtime_t vs_timestamp; /* time since vdev load */ 462 uint64_t vs_state; /* vdev state */ 463 uint64_t vs_aux; /* see vdev_aux_t */ 464 uint64_t vs_alloc; /* space allocated */ 465 uint64_t vs_space; /* total capacity */ 466 uint64_t vs_dspace; /* deflated capacity */ 467 uint64_t vs_rsize; /* replaceable dev size */ 468 uint64_t vs_ops[ZIO_TYPES]; /* operation count */ 469 uint64_t vs_bytes[ZIO_TYPES]; /* bytes read/written */ 470 uint64_t vs_read_errors; /* read errors */ 471 uint64_t vs_write_errors; /* write errors */ 472 uint64_t vs_checksum_errors; /* checksum errors */ 473 uint64_t vs_self_healed; /* self-healed bytes */ 474 uint64_t vs_scrub_type; /* pool_scrub_type_t */ 475 uint64_t vs_scrub_complete; /* completed? */ 476 uint64_t vs_scrub_examined; /* bytes examined; top */ 477 uint64_t vs_scrub_repaired; /* bytes repaired; leaf */ 478 uint64_t vs_scrub_errors; /* errors during scrub */ 479 uint64_t vs_scrub_start; /* UTC scrub start time */ 480 uint64_t vs_scrub_end; /* UTC scrub end time */ 481 } vdev_stat_t; 482 483 #define ZVOL_DRIVER "zvol" 484 #define ZFS_DRIVER "zfs" 485 #define ZFS_DEV "/dev/zfs" 486 487 /* 488 * zvol paths. Irritatingly, the devfsadm interfaces want all these 489 * paths without the /dev prefix, but for some things, we want the 490 * /dev prefix. Below are the names without /dev. 491 */ 492 #define ZVOL_DEV_DIR "zvol/dsk" 493 #define ZVOL_RDEV_DIR "zvol/rdsk" 494 495 /* 496 * And here are the things we need with /dev, etc. in front of them. 497 */ 498 #define ZVOL_PSEUDO_DEV "/devices/pseudo/zvol@0:" 499 #define ZVOL_FULL_DEV_DIR "/dev/" ZVOL_DEV_DIR "/" 500 501 #define ZVOL_PROP_NAME "name" 502 503 /* 504 * /dev/zfs ioctl numbers. 505 */ 506 #define ZFS_IOC ('Z' << 8) 507 508 typedef enum zfs_ioc { 509 ZFS_IOC_POOL_CREATE = ZFS_IOC, 510 ZFS_IOC_POOL_DESTROY, 511 ZFS_IOC_POOL_IMPORT, 512 ZFS_IOC_POOL_EXPORT, 513 ZFS_IOC_POOL_CONFIGS, 514 ZFS_IOC_POOL_STATS, 515 ZFS_IOC_POOL_TRYIMPORT, 516 ZFS_IOC_POOL_SCRUB, 517 ZFS_IOC_POOL_FREEZE, 518 ZFS_IOC_POOL_UPGRADE, 519 ZFS_IOC_POOL_GET_HISTORY, 520 ZFS_IOC_VDEV_ADD, 521 ZFS_IOC_VDEV_REMOVE, 522 ZFS_IOC_VDEV_SET_STATE, 523 ZFS_IOC_VDEV_ATTACH, 524 ZFS_IOC_VDEV_DETACH, 525 ZFS_IOC_VDEV_SETPATH, 526 ZFS_IOC_OBJSET_STATS, 527 ZFS_IOC_OBJSET_ZPLPROPS, 528 ZFS_IOC_DATASET_LIST_NEXT, 529 ZFS_IOC_SNAPSHOT_LIST_NEXT, 530 ZFS_IOC_SET_PROP, 531 ZFS_IOC_CREATE_MINOR, 532 ZFS_IOC_REMOVE_MINOR, 533 ZFS_IOC_CREATE, 534 ZFS_IOC_DESTROY, 535 ZFS_IOC_ROLLBACK, 536 ZFS_IOC_RENAME, 537 ZFS_IOC_RECV, 538 ZFS_IOC_SEND, 539 ZFS_IOC_INJECT_FAULT, 540 ZFS_IOC_CLEAR_FAULT, 541 ZFS_IOC_INJECT_LIST_NEXT, 542 ZFS_IOC_ERROR_LOG, 543 ZFS_IOC_CLEAR, 544 ZFS_IOC_PROMOTE, 545 ZFS_IOC_DESTROY_SNAPS, 546 ZFS_IOC_SNAPSHOT, 547 ZFS_IOC_DSOBJ_TO_DSNAME, 548 ZFS_IOC_OBJ_TO_PATH, 549 ZFS_IOC_POOL_SET_PROPS, 550 ZFS_IOC_POOL_GET_PROPS, 551 ZFS_IOC_SET_FSACL, 552 ZFS_IOC_GET_FSACL, 553 ZFS_IOC_ISCSI_PERM_CHECK, 554 ZFS_IOC_SHARE, 555 ZFS_IOC_INHERIT_PROP 556 } zfs_ioc_t; 557 558 /* 559 * Internal SPA load state. Used by FMA diagnosis engine. 560 */ 561 typedef enum { 562 SPA_LOAD_NONE, /* no load in progress */ 563 SPA_LOAD_OPEN, /* normal open */ 564 SPA_LOAD_IMPORT, /* import in progress */ 565 SPA_LOAD_TRYIMPORT /* tryimport in progress */ 566 } spa_load_state_t; 567 568 /* 569 * Bookmark name values. 570 */ 571 #define ZPOOL_ERR_LIST "error list" 572 #define ZPOOL_ERR_DATASET "dataset" 573 #define ZPOOL_ERR_OBJECT "object" 574 575 #define HIS_MAX_RECORD_LEN (MAXPATHLEN + MAXPATHLEN + 1) 576 577 /* 578 * The following are names used in the nvlist describing 579 * the pool's history log. 580 */ 581 #define ZPOOL_HIST_RECORD "history record" 582 #define ZPOOL_HIST_TIME "history time" 583 #define ZPOOL_HIST_CMD "history command" 584 #define ZPOOL_HIST_WHO "history who" 585 #define ZPOOL_HIST_ZONE "history zone" 586 #define ZPOOL_HIST_HOST "history hostname" 587 #define ZPOOL_HIST_TXG "history txg" 588 #define ZPOOL_HIST_INT_EVENT "history internal event" 589 #define ZPOOL_HIST_INT_STR "history internal str" 590 591 /* 592 * Flags for ZFS_IOC_VDEV_SET_STATE 593 */ 594 #define ZFS_ONLINE_CHECKREMOVE 0x1 595 #define ZFS_ONLINE_UNSPARE 0x2 596 #define ZFS_ONLINE_FORCEFAULT 0x4 597 #define ZFS_OFFLINE_TEMPORARY 0x1 598 599 /* 600 * Sysevent payload members. ZFS will generate the following sysevents with the 601 * given payloads: 602 * 603 * ESC_ZFS_RESILVER_START 604 * ESC_ZFS_RESILVER_END 605 * ESC_ZFS_POOL_DESTROY 606 * 607 * ZFS_EV_POOL_NAME DATA_TYPE_STRING 608 * ZFS_EV_POOL_GUID DATA_TYPE_UINT64 609 * 610 * ESC_ZFS_VDEV_REMOVE 611 * ESC_ZFS_VDEV_CLEAR 612 * ESC_ZFS_VDEV_CHECK 613 * 614 * ZFS_EV_POOL_NAME DATA_TYPE_STRING 615 * ZFS_EV_POOL_GUID DATA_TYPE_UINT64 616 * ZFS_EV_VDEV_PATH DATA_TYPE_STRING (optional) 617 * ZFS_EV_VDEV_GUID DATA_TYPE_UINT64 618 */ 619 #define ZFS_EV_POOL_NAME "pool_name" 620 #define ZFS_EV_POOL_GUID "pool_guid" 621 #define ZFS_EV_VDEV_PATH "vdev_path" 622 #define ZFS_EV_VDEV_GUID "vdev_guid" 623 624 /* 625 * Note: This is encoded on-disk, so new events must be added to the 626 * end, and unused events can not be removed. Be sure to edit 627 * zpool_main.c: hist_event_table[]. 628 */ 629 typedef enum history_internal_events { 630 LOG_NO_EVENT = 0, 631 LOG_POOL_CREATE, 632 LOG_POOL_VDEV_ADD, 633 LOG_POOL_REMOVE, 634 LOG_POOL_DESTROY, 635 LOG_POOL_EXPORT, 636 LOG_POOL_IMPORT, 637 LOG_POOL_VDEV_ATTACH, 638 LOG_POOL_VDEV_REPLACE, 639 LOG_POOL_VDEV_DETACH, 640 LOG_POOL_VDEV_ONLINE, 641 LOG_POOL_VDEV_OFFLINE, 642 LOG_POOL_UPGRADE, 643 LOG_POOL_CLEAR, 644 LOG_POOL_SCRUB, 645 LOG_POOL_PROPSET, 646 LOG_DS_CREATE, 647 LOG_DS_CLONE, 648 LOG_DS_DESTROY, 649 LOG_DS_DESTROY_BEGIN, 650 LOG_DS_INHERIT, 651 LOG_DS_PROPSET, 652 LOG_DS_QUOTA, 653 LOG_DS_PERM_UPDATE, 654 LOG_DS_PERM_REMOVE, 655 LOG_DS_PERM_WHO_REMOVE, 656 LOG_DS_PROMOTE, 657 LOG_DS_RECEIVE, 658 LOG_DS_RENAME, 659 LOG_DS_RESERVATION, 660 LOG_DS_REPLAY_INC_SYNC, 661 LOG_DS_REPLAY_FULL_SYNC, 662 LOG_DS_ROLLBACK, 663 LOG_DS_SNAPSHOT, 664 LOG_DS_UPGRADE, 665 LOG_DS_REFQUOTA, 666 LOG_DS_REFRESERV, 667 LOG_POOL_SCRUB_DONE, 668 LOG_END 669 } history_internal_events_t; 670 671 #ifdef __cplusplus 672 } 673 #endif 674 675 #endif /* _SYS_FS_ZFS_H */ 676