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