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_NUM_PROPS 104 } zfs_prop_t; 105 106 /* 107 * Pool properties are identified by these constants and must be added to the 108 * end of this list to ensure that external conumsers are not affected 109 * by the change. If you make any changes to this list, be sure to update 110 * the property table in usr/src/common/zfs/zpool_prop.c. 111 */ 112 typedef enum { 113 ZPOOL_PROP_NAME, 114 ZPOOL_PROP_SIZE, 115 ZPOOL_PROP_USED, 116 ZPOOL_PROP_AVAILABLE, 117 ZPOOL_PROP_CAPACITY, 118 ZPOOL_PROP_ALTROOT, 119 ZPOOL_PROP_HEALTH, 120 ZPOOL_PROP_GUID, 121 ZPOOL_PROP_VERSION, 122 ZPOOL_PROP_BOOTFS, 123 ZPOOL_PROP_DELEGATION, 124 ZPOOL_PROP_AUTOREPLACE, 125 ZPOOL_PROP_CACHEFILE, 126 ZPOOL_PROP_FAILUREMODE, 127 ZPOOL_NUM_PROPS 128 } zpool_prop_t; 129 130 #define ZPROP_CONT -2 131 #define ZPROP_INVAL -1 132 133 #define ZPROP_VALUE "value" 134 #define ZPROP_SOURCE "source" 135 136 typedef enum { 137 ZPROP_SRC_NONE = 0x1, 138 ZPROP_SRC_DEFAULT = 0x2, 139 ZPROP_SRC_TEMPORARY = 0x4, 140 ZPROP_SRC_LOCAL = 0x8, 141 ZPROP_SRC_INHERITED = 0x10 142 } zprop_source_t; 143 144 #define ZPROP_SRC_ALL 0x1f 145 146 typedef int (*zprop_func)(int, void *); 147 148 /* 149 * Dataset property functions shared between libzfs and kernel. 150 */ 151 const char *zfs_prop_default_string(zfs_prop_t); 152 uint64_t zfs_prop_default_numeric(zfs_prop_t); 153 boolean_t zfs_prop_readonly(zfs_prop_t); 154 boolean_t zfs_prop_inheritable(zfs_prop_t); 155 boolean_t zfs_prop_setonce(zfs_prop_t); 156 const char *zfs_prop_to_name(zfs_prop_t); 157 zfs_prop_t zfs_name_to_prop(const char *); 158 boolean_t zfs_prop_user(const char *); 159 int zfs_prop_index_to_string(zfs_prop_t, uint64_t, const char **); 160 int zfs_prop_string_to_index(zfs_prop_t, const char *, uint64_t *); 161 int zfs_prop_valid_for_type(int, zfs_type_t); 162 163 /* 164 * Pool property functions shared between libzfs and kernel. 165 */ 166 zpool_prop_t zpool_name_to_prop(const char *); 167 const char *zpool_prop_to_name(zpool_prop_t); 168 const char *zpool_prop_default_string(zpool_prop_t); 169 uint64_t zpool_prop_default_numeric(zpool_prop_t); 170 boolean_t zpool_prop_readonly(zpool_prop_t); 171 int zpool_prop_index_to_string(zpool_prop_t, uint64_t, const char **); 172 int zpool_prop_string_to_index(zpool_prop_t, const char *, uint64_t *); 173 174 /* 175 * Definitions for the Delegation. 176 */ 177 typedef enum { 178 ZFS_DELEG_WHO_UNKNOWN = 0, 179 ZFS_DELEG_USER = 'u', 180 ZFS_DELEG_USER_SETS = 'U', 181 ZFS_DELEG_GROUP = 'g', 182 ZFS_DELEG_GROUP_SETS = 'G', 183 ZFS_DELEG_EVERYONE = 'e', 184 ZFS_DELEG_EVERYONE_SETS = 'E', 185 ZFS_DELEG_CREATE = 'c', 186 ZFS_DELEG_CREATE_SETS = 'C', 187 ZFS_DELEG_NAMED_SET = 's', 188 ZFS_DELEG_NAMED_SET_SETS = 'S' 189 } zfs_deleg_who_type_t; 190 191 typedef enum { 192 ZFS_DELEG_NONE = 0, 193 ZFS_DELEG_PERM_LOCAL = 1, 194 ZFS_DELEG_PERM_DESCENDENT = 2, 195 ZFS_DELEG_PERM_LOCALDESCENDENT = 3, 196 ZFS_DELEG_PERM_CREATE = 4 197 } zfs_deleg_inherit_t; 198 199 #define ZFS_DELEG_PERM_UID "uid" 200 #define ZFS_DELEG_PERM_GID "gid" 201 #define ZFS_DELEG_PERM_GROUPS "groups" 202 203 typedef enum { 204 ZFS_CANMOUNT_OFF = 0, 205 ZFS_CANMOUNT_ON = 1, 206 ZFS_CANMOUNT_NOAUTO = 2 207 } zfs_canmount_type_t; 208 209 typedef enum zfs_share_op { 210 ZFS_SHARE_NFS = 0, 211 ZFS_UNSHARE_NFS = 1, 212 ZFS_SHARE_SMB = 2, 213 ZFS_UNSHARE_SMB = 3 214 } zfs_share_op_t; 215 216 /* 217 * On-disk version number. 218 */ 219 #define SPA_VERSION_1 1ULL 220 #define SPA_VERSION_2 2ULL 221 #define SPA_VERSION_3 3ULL 222 #define SPA_VERSION_4 4ULL 223 #define SPA_VERSION_5 5ULL 224 #define SPA_VERSION_6 6ULL 225 #define SPA_VERSION_7 7ULL 226 #define SPA_VERSION_8 8ULL 227 #define SPA_VERSION_9 9ULL 228 #define SPA_VERSION_10 10ULL 229 230 /* 231 * When bumping up SPA_VERSION, make sure GRUB ZFS understand the on-disk 232 * format change. Go to usr/src/grub/grub-0.95/stage2/{zfs-include/, fsys_zfs*}, 233 * and do the appropriate changes. 234 */ 235 #define SPA_VERSION SPA_VERSION_10 236 #define SPA_VERSION_STRING "10" 237 238 /* 239 * Symbolic names for the changes that caused a SPA_VERSION switch. 240 * Used in the code when checking for presence or absence of a feature. 241 * Feel free to define multiple symbolic names for each version if there 242 * were multiple changes to on-disk structures during that version. 243 * 244 * NOTE: When checking the current SPA_VERSION in your code, be sure 245 * to use spa_version() since it reports the version of the 246 * last synced uberblock. Checking the in-flight version can 247 * be dangerous in some cases. 248 */ 249 #define SPA_VERSION_INITIAL SPA_VERSION_1 250 #define SPA_VERSION_DITTO_BLOCKS SPA_VERSION_2 251 #define SPA_VERSION_SPARES SPA_VERSION_3 252 #define SPA_VERSION_RAID6 SPA_VERSION_3 253 #define SPA_VERSION_BPLIST_ACCOUNT SPA_VERSION_3 254 #define SPA_VERSION_RAIDZ_DEFLATE SPA_VERSION_3 255 #define SPA_VERSION_DNODE_BYTES SPA_VERSION_3 256 #define SPA_VERSION_ZPOOL_HISTORY SPA_VERSION_4 257 #define SPA_VERSION_GZIP_COMPRESSION SPA_VERSION_5 258 #define SPA_VERSION_BOOTFS SPA_VERSION_6 259 #define SPA_VERSION_SLOGS SPA_VERSION_7 260 #define SPA_VERSION_DELEGATED_PERMS SPA_VERSION_8 261 #define SPA_VERSION_FUID SPA_VERSION_9 262 #define SPA_VERSION_REFRESERVATION SPA_VERSION_9 263 #define SPA_VERSION_REFQUOTA SPA_VERSION_9 264 #define SPA_VERSION_UNIQUE_ACCURATE SPA_VERSION_9 265 #define SPA_VERSION_L2CACHE SPA_VERSION_10 266 267 /* 268 * ZPL version - rev'd whenever an incompatible on-disk format change 269 * occurs. This is independent of SPA/DMU/ZAP versioning. You must 270 * also update the version_table[] and help message in zfs_prop.c. 271 * 272 * When changing, be sure to teach GRUB how to read the new format! 273 * See usr/src/grub/grub-0.95/stage2/{zfs-include/,fsys_zfs*} 274 */ 275 #define ZPL_VERSION_1 1ULL 276 #define ZPL_VERSION_2 2ULL 277 #define ZPL_VERSION_3 3ULL 278 #define ZPL_VERSION ZPL_VERSION_3 279 #define ZPL_VERSION_STRING "3" 280 281 #define ZPL_VERSION_INITIAL ZPL_VERSION_1 282 #define ZPL_VERSION_DIRENT_TYPE ZPL_VERSION_2 283 #define ZPL_VERSION_FUID ZPL_VERSION_3 284 #define ZPL_VERSION_NORMALIZATION ZPL_VERSION_3 285 #define ZPL_VERSION_SYSATTR ZPL_VERSION_3 286 287 /* 288 * The following are configuration names used in the nvlist describing a pool's 289 * configuration. 290 */ 291 #define ZPOOL_CONFIG_VERSION "version" 292 #define ZPOOL_CONFIG_POOL_NAME "name" 293 #define ZPOOL_CONFIG_POOL_STATE "state" 294 #define ZPOOL_CONFIG_POOL_TXG "txg" 295 #define ZPOOL_CONFIG_POOL_GUID "pool_guid" 296 #define ZPOOL_CONFIG_CREATE_TXG "create_txg" 297 #define ZPOOL_CONFIG_TOP_GUID "top_guid" 298 #define ZPOOL_CONFIG_VDEV_TREE "vdev_tree" 299 #define ZPOOL_CONFIG_TYPE "type" 300 #define ZPOOL_CONFIG_CHILDREN "children" 301 #define ZPOOL_CONFIG_ID "id" 302 #define ZPOOL_CONFIG_GUID "guid" 303 #define ZPOOL_CONFIG_PATH "path" 304 #define ZPOOL_CONFIG_DEVID "devid" 305 #define ZPOOL_CONFIG_METASLAB_ARRAY "metaslab_array" 306 #define ZPOOL_CONFIG_METASLAB_SHIFT "metaslab_shift" 307 #define ZPOOL_CONFIG_ASHIFT "ashift" 308 #define ZPOOL_CONFIG_ASIZE "asize" 309 #define ZPOOL_CONFIG_DTL "DTL" 310 #define ZPOOL_CONFIG_STATS "stats" 311 #define ZPOOL_CONFIG_WHOLE_DISK "whole_disk" 312 #define ZPOOL_CONFIG_ERRCOUNT "error_count" 313 #define ZPOOL_CONFIG_NOT_PRESENT "not_present" 314 #define ZPOOL_CONFIG_SPARES "spares" 315 #define ZPOOL_CONFIG_IS_SPARE "is_spare" 316 #define ZPOOL_CONFIG_NPARITY "nparity" 317 #define ZPOOL_CONFIG_HOSTID "hostid" 318 #define ZPOOL_CONFIG_HOSTNAME "hostname" 319 #define ZPOOL_CONFIG_TIMESTAMP "timestamp" /* not stored on disk */ 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 /* 325 * The persistent vdev state is stored as separate values rather than a single 326 * 'vdev_state' entry. This is because a device can be in multiple states, such 327 * as offline and degraded. 328 */ 329 #define ZPOOL_CONFIG_OFFLINE "offline" 330 #define ZPOOL_CONFIG_FAULTED "faulted" 331 #define ZPOOL_CONFIG_DEGRADED "degraded" 332 #define ZPOOL_CONFIG_REMOVED "removed" 333 334 #define VDEV_TYPE_ROOT "root" 335 #define VDEV_TYPE_MIRROR "mirror" 336 #define VDEV_TYPE_REPLACING "replacing" 337 #define VDEV_TYPE_RAIDZ "raidz" 338 #define VDEV_TYPE_DISK "disk" 339 #define VDEV_TYPE_FILE "file" 340 #define VDEV_TYPE_MISSING "missing" 341 #define VDEV_TYPE_SPARE "spare" 342 #define VDEV_TYPE_LOG "log" 343 #define VDEV_TYPE_L2CACHE "l2cache" 344 345 /* 346 * This is needed in userland to report the minimum necessary device size. 347 */ 348 #define SPA_MINDEVSIZE (64ULL << 20) 349 350 /* 351 * The location of the pool configuration repository, shared between kernel and 352 * userland. 353 */ 354 #define ZPOOL_CACHE_DIR "/etc/zfs" 355 #define ZPOOL_CACHE_FILE "zpool.cache" 356 #define ZPOOL_CACHE_TMP ".zpool.cache" 357 358 #define ZPOOL_CACHE ZPOOL_CACHE_DIR "/" ZPOOL_CACHE_FILE 359 360 /* 361 * vdev states are ordered from least to most healthy. 362 * A vdev that's CANT_OPEN or below is considered unusable. 363 */ 364 typedef enum vdev_state { 365 VDEV_STATE_UNKNOWN = 0, /* Uninitialized vdev */ 366 VDEV_STATE_CLOSED, /* Not currently open */ 367 VDEV_STATE_OFFLINE, /* Not allowed to open */ 368 VDEV_STATE_REMOVED, /* Explicitly removed from system */ 369 VDEV_STATE_CANT_OPEN, /* Tried to open, but failed */ 370 VDEV_STATE_FAULTED, /* External request to fault device */ 371 VDEV_STATE_DEGRADED, /* Replicated vdev with unhealthy kids */ 372 VDEV_STATE_HEALTHY /* Presumed good */ 373 } vdev_state_t; 374 375 #define VDEV_STATE_ONLINE VDEV_STATE_HEALTHY 376 377 /* 378 * vdev aux states. When a vdev is in the CANT_OPEN state, the aux field 379 * of the vdev stats structure uses these constants to distinguish why. 380 */ 381 typedef enum vdev_aux { 382 VDEV_AUX_NONE, /* no error */ 383 VDEV_AUX_OPEN_FAILED, /* ldi_open_*() or vn_open() failed */ 384 VDEV_AUX_CORRUPT_DATA, /* bad label or disk contents */ 385 VDEV_AUX_NO_REPLICAS, /* insufficient number of replicas */ 386 VDEV_AUX_BAD_GUID_SUM, /* vdev guid sum doesn't match */ 387 VDEV_AUX_TOO_SMALL, /* vdev size is too small */ 388 VDEV_AUX_BAD_LABEL, /* the label is OK but invalid */ 389 VDEV_AUX_VERSION_NEWER, /* on-disk version is too new */ 390 VDEV_AUX_VERSION_OLDER, /* on-disk version is too old */ 391 VDEV_AUX_SPARED, /* hot spare used in another pool */ 392 VDEV_AUX_ERR_EXCEEDED /* too many errors */ 393 } vdev_aux_t; 394 395 /* 396 * pool state. The following states are written to disk as part of the normal 397 * SPA lifecycle: ACTIVE, EXPORTED, DESTROYED, SPARE, L2CACHE. The remaining 398 * states are software abstractions used at various levels to communicate 399 * pool state. 400 */ 401 typedef enum pool_state { 402 POOL_STATE_ACTIVE = 0, /* In active use */ 403 POOL_STATE_EXPORTED, /* Explicitly exported */ 404 POOL_STATE_DESTROYED, /* Explicitly destroyed */ 405 POOL_STATE_SPARE, /* Reserved for hot spare use */ 406 POOL_STATE_L2CACHE, /* Level 2 ARC device */ 407 POOL_STATE_UNINITIALIZED, /* Internal spa_t state */ 408 POOL_STATE_IO_FAILURE, /* Internal pool state */ 409 POOL_STATE_UNAVAIL, /* Internal libzfs state */ 410 POOL_STATE_POTENTIALLY_ACTIVE /* Internal libzfs state */ 411 } pool_state_t; 412 413 /* 414 * Scrub types. 415 */ 416 typedef enum pool_scrub_type { 417 POOL_SCRUB_NONE, 418 POOL_SCRUB_RESILVER, 419 POOL_SCRUB_EVERYTHING, 420 POOL_SCRUB_TYPES 421 } pool_scrub_type_t; 422 423 /* 424 * ZIO types. Needed to interpret vdev statistics below. 425 */ 426 typedef enum zio_type { 427 ZIO_TYPE_NULL = 0, 428 ZIO_TYPE_READ, 429 ZIO_TYPE_WRITE, 430 ZIO_TYPE_FREE, 431 ZIO_TYPE_CLAIM, 432 ZIO_TYPE_IOCTL, 433 ZIO_TYPES 434 } zio_type_t; 435 436 /* 437 * Vdev statistics. Note: all fields should be 64-bit because this 438 * is passed between kernel and userland as an nvlist uint64 array. 439 */ 440 typedef struct vdev_stat { 441 hrtime_t vs_timestamp; /* time since vdev load */ 442 uint64_t vs_state; /* vdev state */ 443 uint64_t vs_aux; /* see vdev_aux_t */ 444 uint64_t vs_alloc; /* space allocated */ 445 uint64_t vs_space; /* total capacity */ 446 uint64_t vs_dspace; /* deflated capacity */ 447 uint64_t vs_rsize; /* replaceable dev size */ 448 uint64_t vs_ops[ZIO_TYPES]; /* operation count */ 449 uint64_t vs_bytes[ZIO_TYPES]; /* bytes read/written */ 450 uint64_t vs_read_errors; /* read errors */ 451 uint64_t vs_write_errors; /* write errors */ 452 uint64_t vs_checksum_errors; /* checksum errors */ 453 uint64_t vs_self_healed; /* self-healed bytes */ 454 uint64_t vs_scrub_type; /* pool_scrub_type_t */ 455 uint64_t vs_scrub_complete; /* completed? */ 456 uint64_t vs_scrub_examined; /* bytes examined; top */ 457 uint64_t vs_scrub_repaired; /* bytes repaired; leaf */ 458 uint64_t vs_scrub_errors; /* errors during scrub */ 459 uint64_t vs_scrub_start; /* UTC scrub start time */ 460 uint64_t vs_scrub_end; /* UTC scrub end time */ 461 } vdev_stat_t; 462 463 #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