1fa9e4066Sahrens /* 2fa9e4066Sahrens * CDDL HEADER START 3fa9e4066Sahrens * 4fa9e4066Sahrens * The contents of this file are subject to the terms of the 5441d80aaSlling * Common Development and Distribution License (the "License"). 6441d80aaSlling * You may not use this file except in compliance with the License. 7fa9e4066Sahrens * 8fa9e4066Sahrens * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 9fa9e4066Sahrens * or http://www.opensolaris.org/os/licensing. 10fa9e4066Sahrens * See the License for the specific language governing permissions 11fa9e4066Sahrens * and limitations under the License. 12fa9e4066Sahrens * 13fa9e4066Sahrens * When distributing Covered Code, include this CDDL HEADER in each 14fa9e4066Sahrens * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 15fa9e4066Sahrens * If applicable, add the following below this CDDL HEADER, with the 16fa9e4066Sahrens * fields enclosed by brackets "[]" replaced with your own identifying 17fa9e4066Sahrens * information: Portions Copyright [yyyy] [name of copyright owner] 18fa9e4066Sahrens * 19fa9e4066Sahrens * CDDL HEADER END 20fa9e4066Sahrens */ 21f94275ceSAdam Leventhal 22fa9e4066Sahrens /* 2327dd1e87SMark Shellenbaum * Copyright (c) 2005, 2010, Oracle and/or its affiliates. All rights reserved. 24fa9e4066Sahrens */ 25fa9e4066Sahrens 2655da60b9SMark J Musante /* Portions Copyright 2010 Robert Milkowski */ 2755da60b9SMark J Musante 28fa9e4066Sahrens #ifndef _SYS_FS_ZFS_H 29fa9e4066Sahrens #define _SYS_FS_ZFS_H 30fa9e4066Sahrens 31842727c2SChris Kirby #include <sys/time.h> 32842727c2SChris Kirby 33fa9e4066Sahrens #ifdef __cplusplus 34fa9e4066Sahrens extern "C" { 35fa9e4066Sahrens #endif 36fa9e4066Sahrens 37fa9e4066Sahrens /* 38fa9e4066Sahrens * Types and constants shared between userland and the kernel. 39fa9e4066Sahrens */ 40fa9e4066Sahrens 41fa9e4066Sahrens /* 42fa9e4066Sahrens * Each dataset can be one of the following types. These constants can be 43fa9e4066Sahrens * combined into masks that can be passed to various functions. 44fa9e4066Sahrens */ 45fa9e4066Sahrens typedef enum { 46fa9e4066Sahrens ZFS_TYPE_FILESYSTEM = 0x1, 47fa9e4066Sahrens ZFS_TYPE_SNAPSHOT = 0x2, 48b1b8ab34Slling ZFS_TYPE_VOLUME = 0x4, 49b1b8ab34Slling ZFS_TYPE_POOL = 0x8 50fa9e4066Sahrens } zfs_type_t; 51fa9e4066Sahrens 52990b4856Slling #define ZFS_TYPE_DATASET \ 53fa9e4066Sahrens (ZFS_TYPE_FILESYSTEM | ZFS_TYPE_VOLUME | ZFS_TYPE_SNAPSHOT) 54fa9e4066Sahrens 55478ed9adSEric Taylor #define ZAP_MAXNAMELEN 256 56478ed9adSEric Taylor #define ZAP_MAXVALUELEN (1024 * 8) 57478ed9adSEric Taylor #define ZAP_OLDMAXVALUELEN 1024 58478ed9adSEric Taylor 59fa9e4066Sahrens /* 60990b4856Slling * Dataset properties are identified by these constants and must be added to 61990b4856Slling * the end of this list to ensure that external consumers are not affected 62990b4856Slling * by the change. If you make any changes to this list, be sure to update 6366e2aaccSgw * the property table in usr/src/common/zfs/zfs_prop.c. 64fa9e4066Sahrens */ 65fa9e4066Sahrens typedef enum { 66fa9e4066Sahrens ZFS_PROP_TYPE, 67fa9e4066Sahrens ZFS_PROP_CREATION, 68fa9e4066Sahrens ZFS_PROP_USED, 69fa9e4066Sahrens ZFS_PROP_AVAILABLE, 70fa9e4066Sahrens ZFS_PROP_REFERENCED, 71fa9e4066Sahrens ZFS_PROP_COMPRESSRATIO, 72fa9e4066Sahrens ZFS_PROP_MOUNTED, 73fa9e4066Sahrens ZFS_PROP_ORIGIN, 74fa9e4066Sahrens ZFS_PROP_QUOTA, 75fa9e4066Sahrens ZFS_PROP_RESERVATION, 76fa9e4066Sahrens ZFS_PROP_VOLSIZE, 77fa9e4066Sahrens ZFS_PROP_VOLBLOCKSIZE, 78fa9e4066Sahrens ZFS_PROP_RECORDSIZE, 79fa9e4066Sahrens ZFS_PROP_MOUNTPOINT, 80fa9e4066Sahrens ZFS_PROP_SHARENFS, 81fa9e4066Sahrens ZFS_PROP_CHECKSUM, 82fa9e4066Sahrens ZFS_PROP_COMPRESSION, 83fa9e4066Sahrens ZFS_PROP_ATIME, 84fa9e4066Sahrens ZFS_PROP_DEVICES, 85fa9e4066Sahrens ZFS_PROP_EXEC, 86fa9e4066Sahrens ZFS_PROP_SETUID, 87fa9e4066Sahrens ZFS_PROP_READONLY, 88fa9e4066Sahrens ZFS_PROP_ZONED, 89fa9e4066Sahrens ZFS_PROP_SNAPDIR, 9027dd1e87SMark Shellenbaum ZFS_PROP_PRIVATE, /* not exposed to user, temporary */ 91fa9e4066Sahrens ZFS_PROP_ACLINHERIT, 9266e2aaccSgw ZFS_PROP_CREATETXG, /* not exposed to the user */ 9366e2aaccSgw ZFS_PROP_NAME, /* not exposed to the user */ 94e9dbad6fSeschrock ZFS_PROP_CANMOUNT, 9566e2aaccSgw ZFS_PROP_ISCSIOPTIONS, /* not exposed to the user */ 967b55fa8eSck ZFS_PROP_XATTR, 97d0ad202dSahrens ZFS_PROP_NUMCLONES, /* not exposed to the user */ 98b1b8ab34Slling ZFS_PROP_COPIES, 99e7437265Sahrens ZFS_PROP_VERSION, 100da6c28aaSamw ZFS_PROP_UTF8ONLY, 101da6c28aaSamw ZFS_PROP_NORMALIZE, 102da6c28aaSamw ZFS_PROP_CASE, 103da6c28aaSamw ZFS_PROP_VSCAN, 104da6c28aaSamw ZFS_PROP_NBMAND, 105da6c28aaSamw ZFS_PROP_SHARESMB, 106a9799022Sck ZFS_PROP_REFQUOTA, 107a9799022Sck ZFS_PROP_REFRESERVATION, 108c5904d13Seschrock ZFS_PROP_GUID, 1093baa08fcSek ZFS_PROP_PRIMARYCACHE, 1103baa08fcSek ZFS_PROP_SECONDARYCACHE, 11174e7dc98SMatthew Ahrens ZFS_PROP_USEDSNAP, 11274e7dc98SMatthew Ahrens ZFS_PROP_USEDDS, 11374e7dc98SMatthew Ahrens ZFS_PROP_USEDCHILD, 11474e7dc98SMatthew Ahrens ZFS_PROP_USEDREFRESERV, 11514843421SMatthew Ahrens ZFS_PROP_USERACCOUNTING, /* not exposed to the user */ 116478ed9adSEric Taylor ZFS_PROP_STMF_SHAREINFO, /* not exposed to the user */ 117842727c2SChris Kirby ZFS_PROP_DEFER_DESTROY, 118842727c2SChris Kirby ZFS_PROP_USERREFS, 119e09fa4daSNeil Perrin ZFS_PROP_LOGBIAS, 1201d713200SEric Schrock ZFS_PROP_UNIQUE, /* not exposed to the user */ 1211d713200SEric Schrock ZFS_PROP_OBJSETID, /* not exposed to the user */ 122b24ab676SJeff Bonwick ZFS_PROP_DEDUP, 1234201a95eSRic Aleshire ZFS_PROP_MLSLABEL, 12455da60b9SMark J Musante ZFS_PROP_SYNC, 12591ebeef5Sahrens ZFS_NUM_PROPS 126fa9e4066Sahrens } zfs_prop_t; 127fa9e4066Sahrens 12814843421SMatthew Ahrens typedef enum { 12914843421SMatthew Ahrens ZFS_PROP_USERUSED, 13014843421SMatthew Ahrens ZFS_PROP_USERQUOTA, 13114843421SMatthew Ahrens ZFS_PROP_GROUPUSED, 13214843421SMatthew Ahrens ZFS_PROP_GROUPQUOTA, 13314843421SMatthew Ahrens ZFS_NUM_USERQUOTA_PROPS 13414843421SMatthew Ahrens } zfs_userquota_prop_t; 13514843421SMatthew Ahrens 13614843421SMatthew Ahrens extern const char *zfs_userquota_prop_prefixes[ZFS_NUM_USERQUOTA_PROPS]; 13714843421SMatthew Ahrens 138990b4856Slling /* 139990b4856Slling * Pool properties are identified by these constants and must be added to the 140b87f3af3Sperrin * end of this list to ensure that external consumers are not affected 141990b4856Slling * by the change. If you make any changes to this list, be sure to update 142990b4856Slling * the property table in usr/src/common/zfs/zpool_prop.c. 143990b4856Slling */ 144990b4856Slling typedef enum { 145990b4856Slling ZPOOL_PROP_NAME, 146990b4856Slling ZPOOL_PROP_SIZE, 147990b4856Slling ZPOOL_PROP_CAPACITY, 148990b4856Slling ZPOOL_PROP_ALTROOT, 149990b4856Slling ZPOOL_PROP_HEALTH, 150990b4856Slling ZPOOL_PROP_GUID, 151990b4856Slling ZPOOL_PROP_VERSION, 152990b4856Slling ZPOOL_PROP_BOOTFS, 153990b4856Slling ZPOOL_PROP_DELEGATION, 154990b4856Slling ZPOOL_PROP_AUTOREPLACE, 1552f8aaab3Seschrock ZPOOL_PROP_CACHEFILE, 1560a4e9518Sgw ZPOOL_PROP_FAILUREMODE, 157d5b5bb25SRich Morris ZPOOL_PROP_LISTSNAPS, 158573ca77eSGeorge Wilson ZPOOL_PROP_AUTOEXPAND, 159b24ab676SJeff Bonwick ZPOOL_PROP_DEDUPDITTO, 160b24ab676SJeff Bonwick ZPOOL_PROP_DEDUPRATIO, 161485bbbf5SGeorge Wilson ZPOOL_PROP_FREE, 162485bbbf5SGeorge Wilson ZPOOL_PROP_ALLOCATED, 163990b4856Slling ZPOOL_NUM_PROPS 164990b4856Slling } zpool_prop_t; 165b1b8ab34Slling 166990b4856Slling #define ZPROP_CONT -2 167990b4856Slling #define ZPROP_INVAL -1 1683d7072f8Seschrock 169990b4856Slling #define ZPROP_VALUE "value" 170990b4856Slling #define ZPROP_SOURCE "source" 1717f7322feSeschrock 172b1b8ab34Slling typedef enum { 173990b4856Slling ZPROP_SRC_NONE = 0x1, 174990b4856Slling ZPROP_SRC_DEFAULT = 0x2, 175990b4856Slling ZPROP_SRC_TEMPORARY = 0x4, 176990b4856Slling ZPROP_SRC_LOCAL = 0x8, 17792241e0bSTom Erickson ZPROP_SRC_INHERITED = 0x10, 17892241e0bSTom Erickson ZPROP_SRC_RECEIVED = 0x20 179990b4856Slling } zprop_source_t; 180990b4856Slling 18192241e0bSTom Erickson #define ZPROP_SRC_ALL 0x3f 18292241e0bSTom Erickson 18392241e0bSTom Erickson #define ZPROP_SOURCE_VAL_RECVD "$recvd" 18492241e0bSTom Erickson #define ZPROP_N_MORE_ERRORS "N_MORE_ERRORS" 18592241e0bSTom Erickson /* 18692241e0bSTom Erickson * Dataset flag implemented as a special entry in the props zap object 18792241e0bSTom Erickson * indicating that the dataset has received properties on or after 18892241e0bSTom Erickson * SPA_VERSION_RECVD_PROPS. The first such receive blows away local properties 18992241e0bSTom Erickson * just as it did in earlier versions, and thereafter, local properties are 19092241e0bSTom Erickson * preserved. 19192241e0bSTom Erickson */ 19292241e0bSTom Erickson #define ZPROP_HAS_RECVD "$hasrecvd" 19392241e0bSTom Erickson 19492241e0bSTom Erickson typedef enum { 19592241e0bSTom Erickson ZPROP_ERR_NOCLEAR = 0x1, /* failure to clear existing props */ 19692241e0bSTom Erickson ZPROP_ERR_NORESTORE = 0x2 /* failure to restore props on error */ 19792241e0bSTom Erickson } zprop_errflags_t; 198990b4856Slling 199990b4856Slling typedef int (*zprop_func)(int, void *); 200990b4856Slling 2010a48a24eStimh /* 2020a48a24eStimh * Properties to be set on the root file system of a new pool 2030a48a24eStimh * are stuffed into their own nvlist, which is then included in 2040a48a24eStimh * the properties nvlist with the pool properties. 2050a48a24eStimh */ 2060a48a24eStimh #define ZPOOL_ROOTFS_PROPS "root-props-nvl" 2070a48a24eStimh 208990b4856Slling /* 209990b4856Slling * Dataset property functions shared between libzfs and kernel. 210990b4856Slling */ 211990b4856Slling const char *zfs_prop_default_string(zfs_prop_t); 212990b4856Slling uint64_t zfs_prop_default_numeric(zfs_prop_t); 213990b4856Slling boolean_t zfs_prop_readonly(zfs_prop_t); 214990b4856Slling boolean_t zfs_prop_inheritable(zfs_prop_t); 215da6c28aaSamw boolean_t zfs_prop_setonce(zfs_prop_t); 216990b4856Slling const char *zfs_prop_to_name(zfs_prop_t); 217990b4856Slling zfs_prop_t zfs_name_to_prop(const char *); 218990b4856Slling boolean_t zfs_prop_user(const char *); 21992241e0bSTom Erickson boolean_t zfs_prop_userquota(const char *); 220990b4856Slling int zfs_prop_index_to_string(zfs_prop_t, uint64_t, const char **); 221990b4856Slling int zfs_prop_string_to_index(zfs_prop_t, const char *, uint64_t *); 222b24ab676SJeff Bonwick uint64_t zfs_prop_random_value(zfs_prop_t, uint64_t seed); 2234853e976Sgw boolean_t zfs_prop_valid_for_type(int, zfs_type_t); 224b1b8ab34Slling 225990b4856Slling /* 226990b4856Slling * Pool property functions shared between libzfs and kernel. 227990b4856Slling */ 228990b4856Slling zpool_prop_t zpool_name_to_prop(const char *); 229990b4856Slling const char *zpool_prop_to_name(zpool_prop_t); 230990b4856Slling const char *zpool_prop_default_string(zpool_prop_t); 231990b4856Slling uint64_t zpool_prop_default_numeric(zpool_prop_t); 232990b4856Slling boolean_t zpool_prop_readonly(zpool_prop_t); 233990b4856Slling int zpool_prop_index_to_string(zpool_prop_t, uint64_t, const char **); 234990b4856Slling int zpool_prop_string_to_index(zpool_prop_t, const char *, uint64_t *); 235b24ab676SJeff Bonwick uint64_t zpool_prop_random_value(zpool_prop_t, uint64_t seed); 236b1b8ab34Slling 237990b4856Slling /* 238990b4856Slling * Definitions for the Delegation. 239990b4856Slling */ 240ecd6cf80Smarks typedef enum { 241ecd6cf80Smarks ZFS_DELEG_WHO_UNKNOWN = 0, 242ecd6cf80Smarks ZFS_DELEG_USER = 'u', 243ecd6cf80Smarks ZFS_DELEG_USER_SETS = 'U', 244ecd6cf80Smarks ZFS_DELEG_GROUP = 'g', 245ecd6cf80Smarks ZFS_DELEG_GROUP_SETS = 'G', 246ecd6cf80Smarks ZFS_DELEG_EVERYONE = 'e', 247ecd6cf80Smarks ZFS_DELEG_EVERYONE_SETS = 'E', 248ecd6cf80Smarks ZFS_DELEG_CREATE = 'c', 249ecd6cf80Smarks ZFS_DELEG_CREATE_SETS = 'C', 250ecd6cf80Smarks ZFS_DELEG_NAMED_SET = 's', 251ecd6cf80Smarks ZFS_DELEG_NAMED_SET_SETS = 'S' 252ecd6cf80Smarks } zfs_deleg_who_type_t; 253ecd6cf80Smarks 254ecd6cf80Smarks typedef enum { 255ecd6cf80Smarks ZFS_DELEG_NONE = 0, 256ecd6cf80Smarks ZFS_DELEG_PERM_LOCAL = 1, 257ecd6cf80Smarks ZFS_DELEG_PERM_DESCENDENT = 2, 258ecd6cf80Smarks ZFS_DELEG_PERM_LOCALDESCENDENT = 3, 259ecd6cf80Smarks ZFS_DELEG_PERM_CREATE = 4 260ecd6cf80Smarks } zfs_deleg_inherit_t; 261ecd6cf80Smarks 262ecd6cf80Smarks #define ZFS_DELEG_PERM_UID "uid" 263ecd6cf80Smarks #define ZFS_DELEG_PERM_GID "gid" 264ecd6cf80Smarks #define ZFS_DELEG_PERM_GROUPS "groups" 265ecd6cf80Smarks 2664201a95eSRic Aleshire #define ZFS_MLSLABEL_DEFAULT "none" 2674201a95eSRic Aleshire 268743a77edSAlan Wright #define ZFS_SMB_ACL_SRC "src" 269743a77edSAlan Wright #define ZFS_SMB_ACL_TARGET "target" 270743a77edSAlan Wright 271a227b7f4Shs typedef enum { 272a227b7f4Shs ZFS_CANMOUNT_OFF = 0, 273a227b7f4Shs ZFS_CANMOUNT_ON = 1, 274a227b7f4Shs ZFS_CANMOUNT_NOAUTO = 2 275a227b7f4Shs } zfs_canmount_type_t; 276a227b7f4Shs 277e09fa4daSNeil Perrin typedef enum { 278e09fa4daSNeil Perrin ZFS_LOGBIAS_LATENCY = 0, 279e09fa4daSNeil Perrin ZFS_LOGBIAS_THROUGHPUT = 1 280e09fa4daSNeil Perrin } zfs_logbias_op_t; 281e09fa4daSNeil Perrin 282da6c28aaSamw typedef enum zfs_share_op { 283da6c28aaSamw ZFS_SHARE_NFS = 0, 284da6c28aaSamw ZFS_UNSHARE_NFS = 1, 285da6c28aaSamw ZFS_SHARE_SMB = 2, 286da6c28aaSamw ZFS_UNSHARE_SMB = 3 287da6c28aaSamw } zfs_share_op_t; 288da6c28aaSamw 289743a77edSAlan Wright typedef enum zfs_smb_acl_op { 290743a77edSAlan Wright ZFS_SMB_ACL_ADD, 291743a77edSAlan Wright ZFS_SMB_ACL_REMOVE, 292743a77edSAlan Wright ZFS_SMB_ACL_RENAME, 293743a77edSAlan Wright ZFS_SMB_ACL_PURGE 294743a77edSAlan Wright } zfs_smb_acl_op_t; 295743a77edSAlan Wright 2963baa08fcSek typedef enum zfs_cache_type { 2973baa08fcSek ZFS_CACHE_NONE = 0, 2983baa08fcSek ZFS_CACHE_METADATA = 1, 2993baa08fcSek ZFS_CACHE_ALL = 2 3003baa08fcSek } zfs_cache_type_t; 3013baa08fcSek 30255da60b9SMark J Musante typedef enum { 30355da60b9SMark J Musante ZFS_SYNC_STANDARD = 0, 30455da60b9SMark J Musante ZFS_SYNC_ALWAYS = 1, 30555da60b9SMark J Musante ZFS_SYNC_DISABLED = 2 30655da60b9SMark J Musante } zfs_sync_type_t; 30755da60b9SMark J Musante 3083baa08fcSek 309eaca9bbdSeschrock /* 31099653d4eSeschrock * On-disk version number. 311eaca9bbdSeschrock */ 312e7437265Sahrens #define SPA_VERSION_1 1ULL 313e7437265Sahrens #define SPA_VERSION_2 2ULL 314e7437265Sahrens #define SPA_VERSION_3 3ULL 315e7437265Sahrens #define SPA_VERSION_4 4ULL 316e7437265Sahrens #define SPA_VERSION_5 5ULL 317e7437265Sahrens #define SPA_VERSION_6 6ULL 318e7437265Sahrens #define SPA_VERSION_7 7ULL 319e7437265Sahrens #define SPA_VERSION_8 8ULL 320da6c28aaSamw #define SPA_VERSION_9 9ULL 321fa94a07fSbrendan #define SPA_VERSION_10 10ULL 322088f3894Sahrens #define SPA_VERSION_11 11ULL 323bb0ade09Sahrens #define SPA_VERSION_12 12ULL 32474e7dc98SMatthew Ahrens #define SPA_VERSION_13 13ULL 325d0f3f37eSMark Shellenbaum #define SPA_VERSION_14 14ULL 32614843421SMatthew Ahrens #define SPA_VERSION_15 15ULL 327478ed9adSEric Taylor #define SPA_VERSION_16 16ULL 328f94275ceSAdam Leventhal #define SPA_VERSION_17 17ULL 329842727c2SChris Kirby #define SPA_VERSION_18 18ULL 33088ecc943SGeorge Wilson #define SPA_VERSION_19 19ULL 331b24ab676SJeff Bonwick #define SPA_VERSION_20 20ULL 332b24ab676SJeff Bonwick #define SPA_VERSION_21 21ULL 33392241e0bSTom Erickson #define SPA_VERSION_22 22ULL 3346e1f5caaSNeil Perrin #define SPA_VERSION_23 23ULL 3350a586ceaSMark Shellenbaum #define SPA_VERSION_24 24ULL 336*3f9d6ad7SLin Ling #define SPA_VERSION_25 25ULL 337b1b8ab34Slling /* 338e7cbe64fSgw * When bumping up SPA_VERSION, make sure GRUB ZFS understands the on-disk 339478ed9adSEric Taylor * format change. Go to usr/src/grub/grub-0.97/stage2/{zfs-include/, fsys_zfs*}, 34014843421SMatthew Ahrens * and do the appropriate changes. Also bump the version number in 34114843421SMatthew Ahrens * usr/src/grub/capability. 342b1b8ab34Slling */ 343*3f9d6ad7SLin Ling #define SPA_VERSION SPA_VERSION_25 344*3f9d6ad7SLin Ling #define SPA_VERSION_STRING "25" 34544cd46caSbillm 34644cd46caSbillm /* 347e7437265Sahrens * Symbolic names for the changes that caused a SPA_VERSION switch. 34844cd46caSbillm * Used in the code when checking for presence or absence of a feature. 34944cd46caSbillm * Feel free to define multiple symbolic names for each version if there 35044cd46caSbillm * were multiple changes to on-disk structures during that version. 35144cd46caSbillm * 352e7437265Sahrens * NOTE: When checking the current SPA_VERSION in your code, be sure 35344cd46caSbillm * to use spa_version() since it reports the version of the 35444cd46caSbillm * last synced uberblock. Checking the in-flight version can 35544cd46caSbillm * be dangerous in some cases. 35644cd46caSbillm */ 357e7437265Sahrens #define SPA_VERSION_INITIAL SPA_VERSION_1 358e7437265Sahrens #define SPA_VERSION_DITTO_BLOCKS SPA_VERSION_2 359e7437265Sahrens #define SPA_VERSION_SPARES SPA_VERSION_3 360f94275ceSAdam Leventhal #define SPA_VERSION_RAIDZ2 SPA_VERSION_3 361e7437265Sahrens #define SPA_VERSION_BPLIST_ACCOUNT SPA_VERSION_3 362e7437265Sahrens #define SPA_VERSION_RAIDZ_DEFLATE SPA_VERSION_3 363e7437265Sahrens #define SPA_VERSION_DNODE_BYTES SPA_VERSION_3 364e7437265Sahrens #define SPA_VERSION_ZPOOL_HISTORY SPA_VERSION_4 365e7437265Sahrens #define SPA_VERSION_GZIP_COMPRESSION SPA_VERSION_5 366e7437265Sahrens #define SPA_VERSION_BOOTFS SPA_VERSION_6 367990b4856Slling #define SPA_VERSION_SLOGS SPA_VERSION_7 368990b4856Slling #define SPA_VERSION_DELEGATED_PERMS SPA_VERSION_8 369da6c28aaSamw #define SPA_VERSION_FUID SPA_VERSION_9 370a9799022Sck #define SPA_VERSION_REFRESERVATION SPA_VERSION_9 371a9799022Sck #define SPA_VERSION_REFQUOTA SPA_VERSION_9 372a9799022Sck #define SPA_VERSION_UNIQUE_ACCURATE SPA_VERSION_9 373fa94a07fSbrendan #define SPA_VERSION_L2CACHE SPA_VERSION_10 374088f3894Sahrens #define SPA_VERSION_NEXT_CLONES SPA_VERSION_11 375088f3894Sahrens #define SPA_VERSION_ORIGIN SPA_VERSION_11 376088f3894Sahrens #define SPA_VERSION_DSL_SCRUB SPA_VERSION_11 377bb0ade09Sahrens #define SPA_VERSION_SNAP_PROPS SPA_VERSION_12 37874e7dc98SMatthew Ahrens #define SPA_VERSION_USED_BREAKDOWN SPA_VERSION_13 379d0f3f37eSMark Shellenbaum #define SPA_VERSION_PASSTHROUGH_X SPA_VERSION_14 38014843421SMatthew Ahrens #define SPA_VERSION_USERSPACE SPA_VERSION_15 381478ed9adSEric Taylor #define SPA_VERSION_STMF_PROP SPA_VERSION_16 382f94275ceSAdam Leventhal #define SPA_VERSION_RAIDZ3 SPA_VERSION_17 383842727c2SChris Kirby #define SPA_VERSION_USERREFS SPA_VERSION_18 38488ecc943SGeorge Wilson #define SPA_VERSION_HOLES SPA_VERSION_19 385b24ab676SJeff Bonwick #define SPA_VERSION_ZLE_COMPRESSION SPA_VERSION_20 386b24ab676SJeff Bonwick #define SPA_VERSION_DEDUP SPA_VERSION_21 38792241e0bSTom Erickson #define SPA_VERSION_RECVD_PROPS SPA_VERSION_22 3886e1f5caaSNeil Perrin #define SPA_VERSION_SLIM_ZIL SPA_VERSION_23 3890a586ceaSMark Shellenbaum #define SPA_VERSION_SA SPA_VERSION_24 390*3f9d6ad7SLin Ling #define SPA_VERSION_SCAN SPA_VERSION_25 391e7437265Sahrens 392e7437265Sahrens /* 393e7437265Sahrens * ZPL version - rev'd whenever an incompatible on-disk format change 394e7437265Sahrens * occurs. This is independent of SPA/DMU/ZAP versioning. You must 395e7437265Sahrens * also update the version_table[] and help message in zfs_prop.c. 396e7437265Sahrens * 397e7437265Sahrens * When changing, be sure to teach GRUB how to read the new format! 398478ed9adSEric Taylor * See usr/src/grub/grub-0.97/stage2/{zfs-include/,fsys_zfs*} 399e7437265Sahrens */ 400e7437265Sahrens #define ZPL_VERSION_1 1ULL 401e7437265Sahrens #define ZPL_VERSION_2 2ULL 402da6c28aaSamw #define ZPL_VERSION_3 3ULL 40314843421SMatthew Ahrens #define ZPL_VERSION_4 4ULL 4040a586ceaSMark Shellenbaum #define ZPL_VERSION_5 5ULL 4050a586ceaSMark Shellenbaum #define ZPL_VERSION ZPL_VERSION_5 4060a586ceaSMark Shellenbaum #define ZPL_VERSION_STRING "5" 407e7437265Sahrens 408e7437265Sahrens #define ZPL_VERSION_INITIAL ZPL_VERSION_1 409e7437265Sahrens #define ZPL_VERSION_DIRENT_TYPE ZPL_VERSION_2 410da6c28aaSamw #define ZPL_VERSION_FUID ZPL_VERSION_3 411de8267e0Stimh #define ZPL_VERSION_NORMALIZATION ZPL_VERSION_3 412da6c28aaSamw #define ZPL_VERSION_SYSATTR ZPL_VERSION_3 41314843421SMatthew Ahrens #define ZPL_VERSION_USERSPACE ZPL_VERSION_4 4140a586ceaSMark Shellenbaum #define ZPL_VERSION_SA ZPL_VERSION_5 415eaca9bbdSeschrock 416468c413aSTim Haley /* Rewind request information */ 417c8ee1847SVictor Latushkin #define ZPOOL_NO_REWIND 1 /* No policy - default behavior */ 418c8ee1847SVictor Latushkin #define ZPOOL_NEVER_REWIND 2 /* Do not search for best txg or rewind */ 419c8ee1847SVictor Latushkin #define ZPOOL_TRY_REWIND 4 /* Search for best txg, but do not rewind */ 420c8ee1847SVictor Latushkin #define ZPOOL_DO_REWIND 8 /* Rewind to best txg w/in deferred frees */ 421c8ee1847SVictor Latushkin #define ZPOOL_EXTREME_REWIND 16 /* Allow extreme measures to find best txg */ 422c8ee1847SVictor Latushkin #define ZPOOL_REWIND_MASK 28 /* All the possible rewind bits */ 423c8ee1847SVictor Latushkin #define ZPOOL_REWIND_POLICIES 31 /* All the possible policy bits */ 424468c413aSTim Haley 425468c413aSTim Haley typedef struct zpool_rewind_policy { 426468c413aSTim Haley uint32_t zrp_request; /* rewind behavior requested */ 427c8ee1847SVictor Latushkin uint64_t zrp_maxmeta; /* max acceptable meta-data errors */ 428c8ee1847SVictor Latushkin uint64_t zrp_maxdata; /* max acceptable data errors */ 429468c413aSTim Haley uint64_t zrp_txg; /* specific txg to load */ 430468c413aSTim Haley } zpool_rewind_policy_t; 431468c413aSTim Haley 432fa9e4066Sahrens /* 433fa9e4066Sahrens * The following are configuration names used in the nvlist describing a pool's 434fa9e4066Sahrens * configuration. 435fa9e4066Sahrens */ 436fa9e4066Sahrens #define ZPOOL_CONFIG_VERSION "version" 437fa9e4066Sahrens #define ZPOOL_CONFIG_POOL_NAME "name" 438fa9e4066Sahrens #define ZPOOL_CONFIG_POOL_STATE "state" 439fa9e4066Sahrens #define ZPOOL_CONFIG_POOL_TXG "txg" 440fa9e4066Sahrens #define ZPOOL_CONFIG_POOL_GUID "pool_guid" 441fa9e4066Sahrens #define ZPOOL_CONFIG_CREATE_TXG "create_txg" 442fa9e4066Sahrens #define ZPOOL_CONFIG_TOP_GUID "top_guid" 443fa9e4066Sahrens #define ZPOOL_CONFIG_VDEV_TREE "vdev_tree" 444fa9e4066Sahrens #define ZPOOL_CONFIG_TYPE "type" 445fa9e4066Sahrens #define ZPOOL_CONFIG_CHILDREN "children" 446fa9e4066Sahrens #define ZPOOL_CONFIG_ID "id" 447fa9e4066Sahrens #define ZPOOL_CONFIG_GUID "guid" 448fa9e4066Sahrens #define ZPOOL_CONFIG_PATH "path" 449fa9e4066Sahrens #define ZPOOL_CONFIG_DEVID "devid" 450fa9e4066Sahrens #define ZPOOL_CONFIG_METASLAB_ARRAY "metaslab_array" 451fa9e4066Sahrens #define ZPOOL_CONFIG_METASLAB_SHIFT "metaslab_shift" 452fa9e4066Sahrens #define ZPOOL_CONFIG_ASHIFT "ashift" 453fa9e4066Sahrens #define ZPOOL_CONFIG_ASIZE "asize" 454fa9e4066Sahrens #define ZPOOL_CONFIG_DTL "DTL" 455*3f9d6ad7SLin Ling #define ZPOOL_CONFIG_SCAN_STATS "scan_stats" /* not stored on disk */ 456*3f9d6ad7SLin Ling #define ZPOOL_CONFIG_VDEV_STATS "vdev_stats" /* not stored on disk */ 457afefbcddSeschrock #define ZPOOL_CONFIG_WHOLE_DISK "whole_disk" 458ea8dc4b6Seschrock #define ZPOOL_CONFIG_ERRCOUNT "error_count" 459ea8dc4b6Seschrock #define ZPOOL_CONFIG_NOT_PRESENT "not_present" 46099653d4eSeschrock #define ZPOOL_CONFIG_SPARES "spares" 46199653d4eSeschrock #define ZPOOL_CONFIG_IS_SPARE "is_spare" 46299653d4eSeschrock #define ZPOOL_CONFIG_NPARITY "nparity" 46395173954Sek #define ZPOOL_CONFIG_HOSTID "hostid" 46495173954Sek #define ZPOOL_CONFIG_HOSTNAME "hostname" 4653d7072f8Seschrock #define ZPOOL_CONFIG_UNSPARE "unspare" 4663d7072f8Seschrock #define ZPOOL_CONFIG_PHYS_PATH "phys_path" 4678654d025Sperrin #define ZPOOL_CONFIG_IS_LOG "is_log" 468fa94a07fSbrendan #define ZPOOL_CONFIG_L2CACHE "l2cache" 46988ecc943SGeorge Wilson #define ZPOOL_CONFIG_HOLE_ARRAY "hole_array" 47088ecc943SGeorge Wilson #define ZPOOL_CONFIG_VDEV_CHILDREN "vdev_children" 47188ecc943SGeorge Wilson #define ZPOOL_CONFIG_IS_HOLE "is_hole" 4729eb19f4dSGeorge Wilson #define ZPOOL_CONFIG_DDT_HISTOGRAM "ddt_histogram" 4739eb19f4dSGeorge Wilson #define ZPOOL_CONFIG_DDT_OBJ_STATS "ddt_object_stats" 4749eb19f4dSGeorge Wilson #define ZPOOL_CONFIG_DDT_STATS "ddt_stats" 4751195e687SMark J Musante #define ZPOOL_CONFIG_SPLIT "splitcfg" 4761195e687SMark J Musante #define ZPOOL_CONFIG_ORIG_GUID "orig_guid" 4771195e687SMark J Musante #define ZPOOL_CONFIG_SPLIT_GUID "split_guid" 4781195e687SMark J Musante #define ZPOOL_CONFIG_SPLIT_LIST "guid_list" 479*3f9d6ad7SLin Ling #define ZPOOL_CONFIG_REMOVING "removing" 480e14bb325SJeff Bonwick #define ZPOOL_CONFIG_SUSPENDED "suspended" /* not stored on disk */ 481e7cbe64fSgw #define ZPOOL_CONFIG_TIMESTAMP "timestamp" /* not stored on disk */ 482e7cbe64fSgw #define ZPOOL_CONFIG_BOOTFS "bootfs" /* not stored on disk */ 4833d7072f8Seschrock /* 4843d7072f8Seschrock * The persistent vdev state is stored as separate values rather than a single 4853d7072f8Seschrock * 'vdev_state' entry. This is because a device can be in multiple states, such 4863d7072f8Seschrock * as offline and degraded. 4873d7072f8Seschrock */ 4883d7072f8Seschrock #define ZPOOL_CONFIG_OFFLINE "offline" 4893d7072f8Seschrock #define ZPOOL_CONFIG_FAULTED "faulted" 4903d7072f8Seschrock #define ZPOOL_CONFIG_DEGRADED "degraded" 4913d7072f8Seschrock #define ZPOOL_CONFIG_REMOVED "removed" 4926809eb4eSEric Schrock #define ZPOOL_CONFIG_FRU "fru" 493069f55e2SEric Schrock #define ZPOOL_CONFIG_AUX_STATE "aux_state" 494fa9e4066Sahrens 495468c413aSTim Haley /* Rewind policy parameters */ 496468c413aSTim Haley #define ZPOOL_REWIND_POLICY "rewind-policy" 497468c413aSTim Haley #define ZPOOL_REWIND_REQUEST "rewind-request" 498468c413aSTim Haley #define ZPOOL_REWIND_REQUEST_TXG "rewind-request-txg" 499468c413aSTim Haley #define ZPOOL_REWIND_META_THRESH "rewind-meta-thresh" 500468c413aSTim Haley #define ZPOOL_REWIND_DATA_THRESH "rewind-data-thresh" 501468c413aSTim Haley 502468c413aSTim Haley /* Rewind data discovered */ 503468c413aSTim Haley #define ZPOOL_CONFIG_LOAD_TIME "rewind_txg_ts" 504468c413aSTim Haley #define ZPOOL_CONFIG_LOAD_DATA_ERRORS "verify_data_errors" 505468c413aSTim Haley #define ZPOOL_CONFIG_REWIND_TIME "seconds_of_rewind" 506468c413aSTim Haley 507fa9e4066Sahrens #define VDEV_TYPE_ROOT "root" 508fa9e4066Sahrens #define VDEV_TYPE_MIRROR "mirror" 509fa9e4066Sahrens #define VDEV_TYPE_REPLACING "replacing" 510fa9e4066Sahrens #define VDEV_TYPE_RAIDZ "raidz" 511fa9e4066Sahrens #define VDEV_TYPE_DISK "disk" 512fa9e4066Sahrens #define VDEV_TYPE_FILE "file" 513fa9e4066Sahrens #define VDEV_TYPE_MISSING "missing" 51488ecc943SGeorge Wilson #define VDEV_TYPE_HOLE "hole" 51599653d4eSeschrock #define VDEV_TYPE_SPARE "spare" 5168654d025Sperrin #define VDEV_TYPE_LOG "log" 517fa94a07fSbrendan #define VDEV_TYPE_L2CACHE "l2cache" 518fa9e4066Sahrens 519fa9e4066Sahrens /* 520fa9e4066Sahrens * This is needed in userland to report the minimum necessary device size. 521fa9e4066Sahrens */ 522fa9e4066Sahrens #define SPA_MINDEVSIZE (64ULL << 20) 523fa9e4066Sahrens 524fa9e4066Sahrens /* 525fa9e4066Sahrens * The location of the pool configuration repository, shared between kernel and 526fa9e4066Sahrens * userland. 527fa9e4066Sahrens */ 528c5904d13Seschrock #define ZPOOL_CACHE "/etc/zfs/zpool.cache" 529fa9e4066Sahrens 530fa9e4066Sahrens /* 531fa9e4066Sahrens * vdev states are ordered from least to most healthy. 532fa9e4066Sahrens * A vdev that's CANT_OPEN or below is considered unusable. 533fa9e4066Sahrens */ 534fa9e4066Sahrens typedef enum vdev_state { 535fa9e4066Sahrens VDEV_STATE_UNKNOWN = 0, /* Uninitialized vdev */ 536fa9e4066Sahrens VDEV_STATE_CLOSED, /* Not currently open */ 537fa9e4066Sahrens VDEV_STATE_OFFLINE, /* Not allowed to open */ 5383d7072f8Seschrock VDEV_STATE_REMOVED, /* Explicitly removed from system */ 539fa9e4066Sahrens VDEV_STATE_CANT_OPEN, /* Tried to open, but failed */ 5403d7072f8Seschrock VDEV_STATE_FAULTED, /* External request to fault device */ 541fa9e4066Sahrens VDEV_STATE_DEGRADED, /* Replicated vdev with unhealthy kids */ 542fa9e4066Sahrens VDEV_STATE_HEALTHY /* Presumed good */ 543fa9e4066Sahrens } vdev_state_t; 544fa9e4066Sahrens 5453d7072f8Seschrock #define VDEV_STATE_ONLINE VDEV_STATE_HEALTHY 5463d7072f8Seschrock 547fa9e4066Sahrens /* 548fa9e4066Sahrens * vdev aux states. When a vdev is in the CANT_OPEN state, the aux field 549fa9e4066Sahrens * of the vdev stats structure uses these constants to distinguish why. 550fa9e4066Sahrens */ 551fa9e4066Sahrens typedef enum vdev_aux { 552fa9e4066Sahrens VDEV_AUX_NONE, /* no error */ 553fa9e4066Sahrens VDEV_AUX_OPEN_FAILED, /* ldi_open_*() or vn_open() failed */ 554fa9e4066Sahrens VDEV_AUX_CORRUPT_DATA, /* bad label or disk contents */ 555fa9e4066Sahrens VDEV_AUX_NO_REPLICAS, /* insufficient number of replicas */ 556fa9e4066Sahrens VDEV_AUX_BAD_GUID_SUM, /* vdev guid sum doesn't match */ 557fa9e4066Sahrens VDEV_AUX_TOO_SMALL, /* vdev size is too small */ 558eaca9bbdSeschrock VDEV_AUX_BAD_LABEL, /* the label is OK but invalid */ 559eaca9bbdSeschrock VDEV_AUX_VERSION_NEWER, /* on-disk version is too new */ 56099653d4eSeschrock VDEV_AUX_VERSION_OLDER, /* on-disk version is too old */ 5613d7072f8Seschrock VDEV_AUX_SPARED, /* hot spare used in another pool */ 56232b87932Sek VDEV_AUX_ERR_EXCEEDED, /* too many errors */ 563b87f3af3Sperrin VDEV_AUX_IO_FAILURE, /* experienced I/O failure */ 564069f55e2SEric Schrock VDEV_AUX_BAD_LOG, /* cannot read log chain(s) */ 5651195e687SMark J Musante VDEV_AUX_EXTERNAL, /* external diagnosis */ 5661195e687SMark J Musante VDEV_AUX_SPLIT_POOL /* vdev was split off into another pool */ 567fa9e4066Sahrens } vdev_aux_t; 568fa9e4066Sahrens 569fa9e4066Sahrens /* 57046a2abf2Seschrock * pool state. The following states are written to disk as part of the normal 571fa94a07fSbrendan * SPA lifecycle: ACTIVE, EXPORTED, DESTROYED, SPARE, L2CACHE. The remaining 572fa94a07fSbrendan * states are software abstractions used at various levels to communicate 573fa94a07fSbrendan * pool state. 574fa9e4066Sahrens */ 575fa9e4066Sahrens typedef enum pool_state { 576fa9e4066Sahrens POOL_STATE_ACTIVE = 0, /* In active use */ 577fa9e4066Sahrens POOL_STATE_EXPORTED, /* Explicitly exported */ 578fa9e4066Sahrens POOL_STATE_DESTROYED, /* Explicitly destroyed */ 57999653d4eSeschrock POOL_STATE_SPARE, /* Reserved for hot spare use */ 580fa94a07fSbrendan POOL_STATE_L2CACHE, /* Level 2 ARC device */ 581fa9e4066Sahrens POOL_STATE_UNINITIALIZED, /* Internal spa_t state */ 58246a2abf2Seschrock POOL_STATE_UNAVAIL, /* Internal libzfs state */ 58346a2abf2Seschrock POOL_STATE_POTENTIALLY_ACTIVE /* Internal libzfs state */ 584fa9e4066Sahrens } pool_state_t; 585fa9e4066Sahrens 586fa9e4066Sahrens /* 587*3f9d6ad7SLin Ling * Scan Functions. 588fa9e4066Sahrens */ 589*3f9d6ad7SLin Ling typedef enum pool_scan_func { 590*3f9d6ad7SLin Ling POOL_SCAN_NONE, 591*3f9d6ad7SLin Ling POOL_SCAN_SCRUB, 592*3f9d6ad7SLin Ling POOL_SCAN_RESILVER, 593*3f9d6ad7SLin Ling POOL_SCAN_FUNCS 594*3f9d6ad7SLin Ling } pool_scan_func_t; 595fa9e4066Sahrens 596fa9e4066Sahrens /* 597fa9e4066Sahrens * ZIO types. Needed to interpret vdev statistics below. 598fa9e4066Sahrens */ 599fa9e4066Sahrens typedef enum zio_type { 600fa9e4066Sahrens ZIO_TYPE_NULL = 0, 601fa9e4066Sahrens ZIO_TYPE_READ, 602fa9e4066Sahrens ZIO_TYPE_WRITE, 603fa9e4066Sahrens ZIO_TYPE_FREE, 604fa9e4066Sahrens ZIO_TYPE_CLAIM, 605fa9e4066Sahrens ZIO_TYPE_IOCTL, 606fa9e4066Sahrens ZIO_TYPES 607fa9e4066Sahrens } zio_type_t; 608fa9e4066Sahrens 609*3f9d6ad7SLin Ling /* 610*3f9d6ad7SLin Ling * Pool statistics. Note: all fields should be 64-bit because this 611*3f9d6ad7SLin Ling * is passed between kernel and userland as an nvlist uint64 array. 612*3f9d6ad7SLin Ling */ 613*3f9d6ad7SLin Ling typedef struct pool_scan_stat { 614*3f9d6ad7SLin Ling /* values stored on disk */ 615*3f9d6ad7SLin Ling uint64_t pss_func; /* pool_scan_func_t */ 616*3f9d6ad7SLin Ling uint64_t pss_state; /* dsl_scan_state_t */ 617*3f9d6ad7SLin Ling uint64_t pss_start_time; /* scan start time */ 618*3f9d6ad7SLin Ling uint64_t pss_end_time; /* scan end time */ 619*3f9d6ad7SLin Ling uint64_t pss_to_examine; /* total bytes to scan */ 620*3f9d6ad7SLin Ling uint64_t pss_examined; /* total examined bytes */ 621*3f9d6ad7SLin Ling uint64_t pss_to_process; /* total bytes to process */ 622*3f9d6ad7SLin Ling uint64_t pss_processed; /* total processed bytes */ 623*3f9d6ad7SLin Ling uint64_t pss_errors; /* scan errors */ 624*3f9d6ad7SLin Ling 625*3f9d6ad7SLin Ling /* values not stored on disk */ 626*3f9d6ad7SLin Ling uint64_t pss_pass_exam; /* examined bytes per scan pass */ 627*3f9d6ad7SLin Ling uint64_t pss_pass_start; /* start time of a scan pass */ 628*3f9d6ad7SLin Ling } pool_scan_stat_t; 629*3f9d6ad7SLin Ling 630*3f9d6ad7SLin Ling typedef enum dsl_scan_state { 631*3f9d6ad7SLin Ling DSS_NONE, 632*3f9d6ad7SLin Ling DSS_SCANNING, 633*3f9d6ad7SLin Ling DSS_FINISHED, 634*3f9d6ad7SLin Ling DSS_CANCELED, 635*3f9d6ad7SLin Ling DSS_NUM_STATES 636*3f9d6ad7SLin Ling } dsl_scan_state_t; 637*3f9d6ad7SLin Ling 638*3f9d6ad7SLin Ling 639fa9e4066Sahrens /* 640fa9e4066Sahrens * Vdev statistics. Note: all fields should be 64-bit because this 641fa9e4066Sahrens * is passed between kernel and userland as an nvlist uint64 array. 642fa9e4066Sahrens */ 643fa9e4066Sahrens typedef struct vdev_stat { 644fa9e4066Sahrens hrtime_t vs_timestamp; /* time since vdev load */ 645fa9e4066Sahrens uint64_t vs_state; /* vdev state */ 646fa9e4066Sahrens uint64_t vs_aux; /* see vdev_aux_t */ 647fa9e4066Sahrens uint64_t vs_alloc; /* space allocated */ 648fa9e4066Sahrens uint64_t vs_space; /* total capacity */ 64999653d4eSeschrock uint64_t vs_dspace; /* deflated capacity */ 6502a79c5feSlling uint64_t vs_rsize; /* replaceable dev size */ 651fa9e4066Sahrens uint64_t vs_ops[ZIO_TYPES]; /* operation count */ 652fa9e4066Sahrens uint64_t vs_bytes[ZIO_TYPES]; /* bytes read/written */ 653fa9e4066Sahrens uint64_t vs_read_errors; /* read errors */ 654fa9e4066Sahrens uint64_t vs_write_errors; /* write errors */ 655fa9e4066Sahrens uint64_t vs_checksum_errors; /* checksum errors */ 656fa9e4066Sahrens uint64_t vs_self_healed; /* self-healed bytes */ 657*3f9d6ad7SLin Ling uint64_t vs_scan_removing; /* removing? */ 658*3f9d6ad7SLin Ling uint64_t vs_scan_processed; /* scan processed bytes */ 659fa9e4066Sahrens } vdev_stat_t; 660fa9e4066Sahrens 6619eb19f4dSGeorge Wilson /* 6629eb19f4dSGeorge Wilson * DDT statistics. Note: all fields should be 64-bit because this 6639eb19f4dSGeorge Wilson * is passed between kernel and userland as an nvlist uint64 array. 6649eb19f4dSGeorge Wilson */ 6659eb19f4dSGeorge Wilson typedef struct ddt_object { 6669eb19f4dSGeorge Wilson uint64_t ddo_count; /* number of elments in ddt */ 6679eb19f4dSGeorge Wilson uint64_t ddo_dspace; /* size of ddt on disk */ 6689eb19f4dSGeorge Wilson uint64_t ddo_mspace; /* size of ddt in-core */ 6699eb19f4dSGeorge Wilson } ddt_object_t; 6709eb19f4dSGeorge Wilson 6719eb19f4dSGeorge Wilson typedef struct ddt_stat { 6729eb19f4dSGeorge Wilson uint64_t dds_blocks; /* blocks */ 6739eb19f4dSGeorge Wilson uint64_t dds_lsize; /* logical size */ 6749eb19f4dSGeorge Wilson uint64_t dds_psize; /* physical size */ 6759eb19f4dSGeorge Wilson uint64_t dds_dsize; /* deflated allocated size */ 6769eb19f4dSGeorge Wilson uint64_t dds_ref_blocks; /* referenced blocks */ 6779eb19f4dSGeorge Wilson uint64_t dds_ref_lsize; /* referenced lsize * refcnt */ 6789eb19f4dSGeorge Wilson uint64_t dds_ref_psize; /* referenced psize * refcnt */ 6799eb19f4dSGeorge Wilson uint64_t dds_ref_dsize; /* referenced dsize * refcnt */ 6809eb19f4dSGeorge Wilson } ddt_stat_t; 6819eb19f4dSGeorge Wilson 6829eb19f4dSGeorge Wilson typedef struct ddt_histogram { 6839eb19f4dSGeorge Wilson ddt_stat_t ddh_stat[64]; /* power-of-two histogram buckets */ 6849eb19f4dSGeorge Wilson } ddt_histogram_t; 6859eb19f4dSGeorge Wilson 686e7cbe64fSgw #define ZVOL_DRIVER "zvol" 687fa9e4066Sahrens #define ZFS_DRIVER "zfs" 688fa9e4066Sahrens #define ZFS_DEV "/dev/zfs" 689fa9e4066Sahrens 690681d9761SEric Taylor /* general zvol path */ 691681d9761SEric Taylor #define ZVOL_DIR "/dev/zvol" 692681d9761SEric Taylor /* expansion */ 693573ca77eSGeorge Wilson #define ZVOL_PSEUDO_DEV "/devices/pseudo/zfs@0:" 694681d9761SEric Taylor /* for dump and swap */ 695681d9761SEric Taylor #define ZVOL_FULL_DEV_DIR ZVOL_DIR "/dsk/" 696681d9761SEric Taylor #define ZVOL_FULL_RDEV_DIR ZVOL_DIR "/rdsk/" 697fa9e4066Sahrens 698fa9e4066Sahrens #define ZVOL_PROP_NAME "name" 699c1449561SEric Taylor #define ZVOL_DEFAULT_BLOCKSIZE 8192 700fa9e4066Sahrens 701fa9e4066Sahrens /* 702fa9e4066Sahrens * /dev/zfs ioctl numbers. 703fa9e4066Sahrens */ 704fa9e4066Sahrens #define ZFS_IOC ('Z' << 8) 705fa9e4066Sahrens 706fa9e4066Sahrens typedef enum zfs_ioc { 707fa9e4066Sahrens ZFS_IOC_POOL_CREATE = ZFS_IOC, 708fa9e4066Sahrens ZFS_IOC_POOL_DESTROY, 709fa9e4066Sahrens ZFS_IOC_POOL_IMPORT, 710fa9e4066Sahrens ZFS_IOC_POOL_EXPORT, 711fa9e4066Sahrens ZFS_IOC_POOL_CONFIGS, 712fa9e4066Sahrens ZFS_IOC_POOL_STATS, 713fa9e4066Sahrens ZFS_IOC_POOL_TRYIMPORT, 714*3f9d6ad7SLin Ling ZFS_IOC_POOL_SCAN, 715fa9e4066Sahrens ZFS_IOC_POOL_FREEZE, 716eaca9bbdSeschrock ZFS_IOC_POOL_UPGRADE, 71706eeb2adSek ZFS_IOC_POOL_GET_HISTORY, 718fa9e4066Sahrens ZFS_IOC_VDEV_ADD, 719fa9e4066Sahrens ZFS_IOC_VDEV_REMOVE, 7203d7072f8Seschrock ZFS_IOC_VDEV_SET_STATE, 721fa9e4066Sahrens ZFS_IOC_VDEV_ATTACH, 722fa9e4066Sahrens ZFS_IOC_VDEV_DETACH, 723c67d9675Seschrock ZFS_IOC_VDEV_SETPATH, 7246809eb4eSEric Schrock ZFS_IOC_VDEV_SETFRU, 725fa9e4066Sahrens ZFS_IOC_OBJSET_STATS, 726de8267e0Stimh ZFS_IOC_OBJSET_ZPLPROPS, 727fa9e4066Sahrens ZFS_IOC_DATASET_LIST_NEXT, 728fa9e4066Sahrens ZFS_IOC_SNAPSHOT_LIST_NEXT, 729fa9e4066Sahrens ZFS_IOC_SET_PROP, 730fa9e4066Sahrens ZFS_IOC_CREATE, 731fa9e4066Sahrens ZFS_IOC_DESTROY, 732fa9e4066Sahrens ZFS_IOC_ROLLBACK, 733fa9e4066Sahrens ZFS_IOC_RENAME, 7343cb34c60Sahrens ZFS_IOC_RECV, 7353cb34c60Sahrens ZFS_IOC_SEND, 736ea8dc4b6Seschrock ZFS_IOC_INJECT_FAULT, 737ea8dc4b6Seschrock ZFS_IOC_CLEAR_FAULT, 738ea8dc4b6Seschrock ZFS_IOC_INJECT_LIST_NEXT, 739ea8dc4b6Seschrock ZFS_IOC_ERROR_LOG, 740ea8dc4b6Seschrock ZFS_IOC_CLEAR, 7411d452cf5Sahrens ZFS_IOC_PROMOTE, 7421d452cf5Sahrens ZFS_IOC_DESTROY_SNAPS, 74355434c77Sek ZFS_IOC_SNAPSHOT, 74455434c77Sek ZFS_IOC_DSOBJ_TO_DSNAME, 745b1b8ab34Slling ZFS_IOC_OBJ_TO_PATH, 746b1b8ab34Slling ZFS_IOC_POOL_SET_PROPS, 747ecd6cf80Smarks ZFS_IOC_POOL_GET_PROPS, 748ecd6cf80Smarks ZFS_IOC_SET_FSACL, 749ecd6cf80Smarks ZFS_IOC_GET_FSACL, 750e45ce728Sahrens ZFS_IOC_SHARE, 751743a77edSAlan Wright ZFS_IOC_INHERIT_PROP, 75214843421SMatthew Ahrens ZFS_IOC_SMB_ACL, 75314843421SMatthew Ahrens ZFS_IOC_USERSPACE_ONE, 75414843421SMatthew Ahrens ZFS_IOC_USERSPACE_MANY, 755842727c2SChris Kirby ZFS_IOC_USERSPACE_UPGRADE, 756842727c2SChris Kirby ZFS_IOC_HOLD, 757842727c2SChris Kirby ZFS_IOC_RELEASE, 75892241e0bSTom Erickson ZFS_IOC_GET_HOLDS, 7591195e687SMark J Musante ZFS_IOC_OBJSET_RECVD_PROPS, 7601195e687SMark J Musante ZFS_IOC_VDEV_SPLIT 761fa9e4066Sahrens } zfs_ioc_t; 762fa9e4066Sahrens 763ea8dc4b6Seschrock /* 764ea8dc4b6Seschrock * Internal SPA load state. Used by FMA diagnosis engine. 765ea8dc4b6Seschrock */ 766ea8dc4b6Seschrock typedef enum { 7679eb19f4dSGeorge Wilson SPA_LOAD_NONE, /* no load in progress */ 7689eb19f4dSGeorge Wilson SPA_LOAD_OPEN, /* normal open */ 7699eb19f4dSGeorge Wilson SPA_LOAD_IMPORT, /* import in progress */ 770468c413aSTim Haley SPA_LOAD_TRYIMPORT, /* tryimport in progress */ 7719eb19f4dSGeorge Wilson SPA_LOAD_RECOVER, /* recovery requested */ 7729eb19f4dSGeorge Wilson SPA_LOAD_ERROR /* load failed */ 773ea8dc4b6Seschrock } spa_load_state_t; 774ea8dc4b6Seschrock 775e9dbad6fSeschrock /* 776e9dbad6fSeschrock * Bookmark name values. 777e9dbad6fSeschrock */ 77855434c77Sek #define ZPOOL_ERR_LIST "error list" 779e9dbad6fSeschrock #define ZPOOL_ERR_DATASET "dataset" 780e9dbad6fSeschrock #define ZPOOL_ERR_OBJECT "object" 781e9dbad6fSeschrock 78206eeb2adSek #define HIS_MAX_RECORD_LEN (MAXPATHLEN + MAXPATHLEN + 1) 78306eeb2adSek 78406eeb2adSek /* 78506eeb2adSek * The following are names used in the nvlist describing 78606eeb2adSek * the pool's history log. 78706eeb2adSek */ 78806eeb2adSek #define ZPOOL_HIST_RECORD "history record" 78906eeb2adSek #define ZPOOL_HIST_TIME "history time" 79006eeb2adSek #define ZPOOL_HIST_CMD "history command" 791ecd6cf80Smarks #define ZPOOL_HIST_WHO "history who" 792ecd6cf80Smarks #define ZPOOL_HIST_ZONE "history zone" 793ecd6cf80Smarks #define ZPOOL_HIST_HOST "history hostname" 794ecd6cf80Smarks #define ZPOOL_HIST_TXG "history txg" 795ecd6cf80Smarks #define ZPOOL_HIST_INT_EVENT "history internal event" 796ecd6cf80Smarks #define ZPOOL_HIST_INT_STR "history internal str" 79706eeb2adSek 7983d7072f8Seschrock /* 7993d7072f8Seschrock * Flags for ZFS_IOC_VDEV_SET_STATE 8003d7072f8Seschrock */ 8013d7072f8Seschrock #define ZFS_ONLINE_CHECKREMOVE 0x1 8023d7072f8Seschrock #define ZFS_ONLINE_UNSPARE 0x2 8033d7072f8Seschrock #define ZFS_ONLINE_FORCEFAULT 0x4 804573ca77eSGeorge Wilson #define ZFS_ONLINE_EXPAND 0x8 8053d7072f8Seschrock #define ZFS_OFFLINE_TEMPORARY 0x1 8063d7072f8Seschrock 8073d7072f8Seschrock /* 8083d7072f8Seschrock * Sysevent payload members. ZFS will generate the following sysevents with the 8093d7072f8Seschrock * given payloads: 8103d7072f8Seschrock * 8113d7072f8Seschrock * ESC_ZFS_RESILVER_START 8123d7072f8Seschrock * ESC_ZFS_RESILVER_END 8133d7072f8Seschrock * ESC_ZFS_POOL_DESTROY 8143d7072f8Seschrock * 8153d7072f8Seschrock * ZFS_EV_POOL_NAME DATA_TYPE_STRING 8163d7072f8Seschrock * ZFS_EV_POOL_GUID DATA_TYPE_UINT64 8173d7072f8Seschrock * 8183d7072f8Seschrock * ESC_ZFS_VDEV_REMOVE 8193d7072f8Seschrock * ESC_ZFS_VDEV_CLEAR 8203d7072f8Seschrock * ESC_ZFS_VDEV_CHECK 8213d7072f8Seschrock * 8223d7072f8Seschrock * ZFS_EV_POOL_NAME DATA_TYPE_STRING 8233d7072f8Seschrock * ZFS_EV_POOL_GUID DATA_TYPE_UINT64 8243d7072f8Seschrock * ZFS_EV_VDEV_PATH DATA_TYPE_STRING (optional) 8253d7072f8Seschrock * ZFS_EV_VDEV_GUID DATA_TYPE_UINT64 8263d7072f8Seschrock */ 8273d7072f8Seschrock #define ZFS_EV_POOL_NAME "pool_name" 8283d7072f8Seschrock #define ZFS_EV_POOL_GUID "pool_guid" 8293d7072f8Seschrock #define ZFS_EV_VDEV_PATH "vdev_path" 8303d7072f8Seschrock #define ZFS_EV_VDEV_GUID "vdev_guid" 8313d7072f8Seschrock 832088f3894Sahrens /* 833088f3894Sahrens * Note: This is encoded on-disk, so new events must be added to the 834088f3894Sahrens * end, and unused events can not be removed. Be sure to edit 8358f18d1faSGeorge Wilson * libzfs_pool.c: hist_event_table[]. 836088f3894Sahrens */ 837ecd6cf80Smarks typedef enum history_internal_events { 838ecd6cf80Smarks LOG_NO_EVENT = 0, 839ecd6cf80Smarks LOG_POOL_CREATE, 840ecd6cf80Smarks LOG_POOL_VDEV_ADD, 841ecd6cf80Smarks LOG_POOL_REMOVE, 842ecd6cf80Smarks LOG_POOL_DESTROY, 843ecd6cf80Smarks LOG_POOL_EXPORT, 844ecd6cf80Smarks LOG_POOL_IMPORT, 845ecd6cf80Smarks LOG_POOL_VDEV_ATTACH, 846ecd6cf80Smarks LOG_POOL_VDEV_REPLACE, 847ecd6cf80Smarks LOG_POOL_VDEV_DETACH, 848ecd6cf80Smarks LOG_POOL_VDEV_ONLINE, 849ecd6cf80Smarks LOG_POOL_VDEV_OFFLINE, 850ecd6cf80Smarks LOG_POOL_UPGRADE, 851ecd6cf80Smarks LOG_POOL_CLEAR, 852*3f9d6ad7SLin Ling LOG_POOL_SCAN, 853ecd6cf80Smarks LOG_POOL_PROPSET, 854ecd6cf80Smarks LOG_DS_CREATE, 855ecd6cf80Smarks LOG_DS_CLONE, 856ecd6cf80Smarks LOG_DS_DESTROY, 857ecd6cf80Smarks LOG_DS_DESTROY_BEGIN, 858ecd6cf80Smarks LOG_DS_INHERIT, 859ecd6cf80Smarks LOG_DS_PROPSET, 860ecd6cf80Smarks LOG_DS_QUOTA, 861ecd6cf80Smarks LOG_DS_PERM_UPDATE, 862ecd6cf80Smarks LOG_DS_PERM_REMOVE, 863ecd6cf80Smarks LOG_DS_PERM_WHO_REMOVE, 864ecd6cf80Smarks LOG_DS_PROMOTE, 865ecd6cf80Smarks LOG_DS_RECEIVE, 866ecd6cf80Smarks LOG_DS_RENAME, 867ecd6cf80Smarks LOG_DS_RESERVATION, 868ecd6cf80Smarks LOG_DS_REPLAY_INC_SYNC, 869ecd6cf80Smarks LOG_DS_REPLAY_FULL_SYNC, 870ecd6cf80Smarks LOG_DS_ROLLBACK, 871ecd6cf80Smarks LOG_DS_SNAPSHOT, 872e7437265Sahrens LOG_DS_UPGRADE, 873a9799022Sck LOG_DS_REFQUOTA, 874a9799022Sck LOG_DS_REFRESERV, 875*3f9d6ad7SLin Ling LOG_POOL_SCAN_DONE, 876842727c2SChris Kirby LOG_DS_USER_HOLD, 877842727c2SChris Kirby LOG_DS_USER_RELEASE, 8781195e687SMark J Musante LOG_POOL_SPLIT, 879ecd6cf80Smarks LOG_END 880ecd6cf80Smarks } history_internal_events_t; 881ecd6cf80Smarks 882fa9e4066Sahrens #ifdef __cplusplus 883fa9e4066Sahrens } 884fa9e4066Sahrens #endif 885fa9e4066Sahrens 886fa9e4066Sahrens #endif /* _SYS_FS_ZFS_H */ 887