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