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 3363f9d6ad7SLin Ling #define SPA_VERSION_25 25ULL 337cde58dbcSMatthew Ahrens #define SPA_VERSION_26 26ULL 338b1b8ab34Slling /* 339e7cbe64fSgw * When bumping up SPA_VERSION, make sure GRUB ZFS understands the on-disk 340478ed9adSEric Taylor * format change. Go to usr/src/grub/grub-0.97/stage2/{zfs-include/, fsys_zfs*}, 34114843421SMatthew Ahrens * and do the appropriate changes. Also bump the version number in 34214843421SMatthew Ahrens * usr/src/grub/capability. 343b1b8ab34Slling */ 344cde58dbcSMatthew Ahrens #define SPA_VERSION SPA_VERSION_26 345cde58dbcSMatthew Ahrens #define SPA_VERSION_STRING "26" 34644cd46caSbillm 34744cd46caSbillm /* 348e7437265Sahrens * Symbolic names for the changes that caused a SPA_VERSION switch. 34944cd46caSbillm * Used in the code when checking for presence or absence of a feature. 35044cd46caSbillm * Feel free to define multiple symbolic names for each version if there 35144cd46caSbillm * were multiple changes to on-disk structures during that version. 35244cd46caSbillm * 353e7437265Sahrens * NOTE: When checking the current SPA_VERSION in your code, be sure 35444cd46caSbillm * to use spa_version() since it reports the version of the 35544cd46caSbillm * last synced uberblock. Checking the in-flight version can 35644cd46caSbillm * be dangerous in some cases. 35744cd46caSbillm */ 358e7437265Sahrens #define SPA_VERSION_INITIAL SPA_VERSION_1 359e7437265Sahrens #define SPA_VERSION_DITTO_BLOCKS SPA_VERSION_2 360e7437265Sahrens #define SPA_VERSION_SPARES SPA_VERSION_3 361f94275ceSAdam Leventhal #define SPA_VERSION_RAIDZ2 SPA_VERSION_3 362cde58dbcSMatthew Ahrens #define SPA_VERSION_BPOBJ_ACCOUNT SPA_VERSION_3 363e7437265Sahrens #define SPA_VERSION_RAIDZ_DEFLATE SPA_VERSION_3 364e7437265Sahrens #define SPA_VERSION_DNODE_BYTES SPA_VERSION_3 365e7437265Sahrens #define SPA_VERSION_ZPOOL_HISTORY SPA_VERSION_4 366e7437265Sahrens #define SPA_VERSION_GZIP_COMPRESSION SPA_VERSION_5 367e7437265Sahrens #define SPA_VERSION_BOOTFS SPA_VERSION_6 368990b4856Slling #define SPA_VERSION_SLOGS SPA_VERSION_7 369990b4856Slling #define SPA_VERSION_DELEGATED_PERMS SPA_VERSION_8 370da6c28aaSamw #define SPA_VERSION_FUID SPA_VERSION_9 371a9799022Sck #define SPA_VERSION_REFRESERVATION SPA_VERSION_9 372a9799022Sck #define SPA_VERSION_REFQUOTA SPA_VERSION_9 373a9799022Sck #define SPA_VERSION_UNIQUE_ACCURATE SPA_VERSION_9 374fa94a07fSbrendan #define SPA_VERSION_L2CACHE SPA_VERSION_10 375088f3894Sahrens #define SPA_VERSION_NEXT_CLONES SPA_VERSION_11 376088f3894Sahrens #define SPA_VERSION_ORIGIN SPA_VERSION_11 377088f3894Sahrens #define SPA_VERSION_DSL_SCRUB SPA_VERSION_11 378bb0ade09Sahrens #define SPA_VERSION_SNAP_PROPS SPA_VERSION_12 37974e7dc98SMatthew Ahrens #define SPA_VERSION_USED_BREAKDOWN SPA_VERSION_13 380d0f3f37eSMark Shellenbaum #define SPA_VERSION_PASSTHROUGH_X SPA_VERSION_14 38114843421SMatthew Ahrens #define SPA_VERSION_USERSPACE SPA_VERSION_15 382478ed9adSEric Taylor #define SPA_VERSION_STMF_PROP SPA_VERSION_16 383f94275ceSAdam Leventhal #define SPA_VERSION_RAIDZ3 SPA_VERSION_17 384842727c2SChris Kirby #define SPA_VERSION_USERREFS SPA_VERSION_18 38588ecc943SGeorge Wilson #define SPA_VERSION_HOLES SPA_VERSION_19 386b24ab676SJeff Bonwick #define SPA_VERSION_ZLE_COMPRESSION SPA_VERSION_20 387b24ab676SJeff Bonwick #define SPA_VERSION_DEDUP SPA_VERSION_21 38892241e0bSTom Erickson #define SPA_VERSION_RECVD_PROPS SPA_VERSION_22 3896e1f5caaSNeil Perrin #define SPA_VERSION_SLIM_ZIL SPA_VERSION_23 3900a586ceaSMark Shellenbaum #define SPA_VERSION_SA SPA_VERSION_24 3913f9d6ad7SLin Ling #define SPA_VERSION_SCAN SPA_VERSION_25 392cde58dbcSMatthew Ahrens #define SPA_VERSION_DIR_CLONES SPA_VERSION_26 393cde58dbcSMatthew Ahrens #define SPA_VERSION_DEADLISTS SPA_VERSION_26 394e7437265Sahrens 395e7437265Sahrens /* 396e7437265Sahrens * ZPL version - rev'd whenever an incompatible on-disk format change 397e7437265Sahrens * occurs. This is independent of SPA/DMU/ZAP versioning. You must 398e7437265Sahrens * also update the version_table[] and help message in zfs_prop.c. 399e7437265Sahrens * 400e7437265Sahrens * When changing, be sure to teach GRUB how to read the new format! 401478ed9adSEric Taylor * See usr/src/grub/grub-0.97/stage2/{zfs-include/,fsys_zfs*} 402e7437265Sahrens */ 403e7437265Sahrens #define ZPL_VERSION_1 1ULL 404e7437265Sahrens #define ZPL_VERSION_2 2ULL 405da6c28aaSamw #define ZPL_VERSION_3 3ULL 40614843421SMatthew Ahrens #define ZPL_VERSION_4 4ULL 4070a586ceaSMark Shellenbaum #define ZPL_VERSION_5 5ULL 4080a586ceaSMark Shellenbaum #define ZPL_VERSION ZPL_VERSION_5 4090a586ceaSMark Shellenbaum #define ZPL_VERSION_STRING "5" 410e7437265Sahrens 411e7437265Sahrens #define ZPL_VERSION_INITIAL ZPL_VERSION_1 412e7437265Sahrens #define ZPL_VERSION_DIRENT_TYPE ZPL_VERSION_2 413da6c28aaSamw #define ZPL_VERSION_FUID ZPL_VERSION_3 414de8267e0Stimh #define ZPL_VERSION_NORMALIZATION ZPL_VERSION_3 415da6c28aaSamw #define ZPL_VERSION_SYSATTR ZPL_VERSION_3 41614843421SMatthew Ahrens #define ZPL_VERSION_USERSPACE ZPL_VERSION_4 4170a586ceaSMark Shellenbaum #define ZPL_VERSION_SA ZPL_VERSION_5 418eaca9bbdSeschrock 419468c413aSTim Haley /* Rewind request information */ 420c8ee1847SVictor Latushkin #define ZPOOL_NO_REWIND 1 /* No policy - default behavior */ 421c8ee1847SVictor Latushkin #define ZPOOL_NEVER_REWIND 2 /* Do not search for best txg or rewind */ 422c8ee1847SVictor Latushkin #define ZPOOL_TRY_REWIND 4 /* Search for best txg, but do not rewind */ 423c8ee1847SVictor Latushkin #define ZPOOL_DO_REWIND 8 /* Rewind to best txg w/in deferred frees */ 424c8ee1847SVictor Latushkin #define ZPOOL_EXTREME_REWIND 16 /* Allow extreme measures to find best txg */ 425c8ee1847SVictor Latushkin #define ZPOOL_REWIND_MASK 28 /* All the possible rewind bits */ 426c8ee1847SVictor Latushkin #define ZPOOL_REWIND_POLICIES 31 /* All the possible policy bits */ 427468c413aSTim Haley 428468c413aSTim Haley typedef struct zpool_rewind_policy { 429468c413aSTim Haley uint32_t zrp_request; /* rewind behavior requested */ 430c8ee1847SVictor Latushkin uint64_t zrp_maxmeta; /* max acceptable meta-data errors */ 431c8ee1847SVictor Latushkin uint64_t zrp_maxdata; /* max acceptable data errors */ 432468c413aSTim Haley uint64_t zrp_txg; /* specific txg to load */ 433468c413aSTim Haley } zpool_rewind_policy_t; 434468c413aSTim Haley 435fa9e4066Sahrens /* 436fa9e4066Sahrens * The following are configuration names used in the nvlist describing a pool's 437fa9e4066Sahrens * configuration. 438fa9e4066Sahrens */ 439fa9e4066Sahrens #define ZPOOL_CONFIG_VERSION "version" 440fa9e4066Sahrens #define ZPOOL_CONFIG_POOL_NAME "name" 441fa9e4066Sahrens #define ZPOOL_CONFIG_POOL_STATE "state" 442fa9e4066Sahrens #define ZPOOL_CONFIG_POOL_TXG "txg" 443fa9e4066Sahrens #define ZPOOL_CONFIG_POOL_GUID "pool_guid" 444fa9e4066Sahrens #define ZPOOL_CONFIG_CREATE_TXG "create_txg" 445fa9e4066Sahrens #define ZPOOL_CONFIG_TOP_GUID "top_guid" 446fa9e4066Sahrens #define ZPOOL_CONFIG_VDEV_TREE "vdev_tree" 447fa9e4066Sahrens #define ZPOOL_CONFIG_TYPE "type" 448fa9e4066Sahrens #define ZPOOL_CONFIG_CHILDREN "children" 449fa9e4066Sahrens #define ZPOOL_CONFIG_ID "id" 450fa9e4066Sahrens #define ZPOOL_CONFIG_GUID "guid" 451fa9e4066Sahrens #define ZPOOL_CONFIG_PATH "path" 452fa9e4066Sahrens #define ZPOOL_CONFIG_DEVID "devid" 453fa9e4066Sahrens #define ZPOOL_CONFIG_METASLAB_ARRAY "metaslab_array" 454fa9e4066Sahrens #define ZPOOL_CONFIG_METASLAB_SHIFT "metaslab_shift" 455fa9e4066Sahrens #define ZPOOL_CONFIG_ASHIFT "ashift" 456fa9e4066Sahrens #define ZPOOL_CONFIG_ASIZE "asize" 457fa9e4066Sahrens #define ZPOOL_CONFIG_DTL "DTL" 4583f9d6ad7SLin Ling #define ZPOOL_CONFIG_SCAN_STATS "scan_stats" /* not stored on disk */ 4593f9d6ad7SLin Ling #define ZPOOL_CONFIG_VDEV_STATS "vdev_stats" /* not stored on disk */ 460afefbcddSeschrock #define ZPOOL_CONFIG_WHOLE_DISK "whole_disk" 461ea8dc4b6Seschrock #define ZPOOL_CONFIG_ERRCOUNT "error_count" 462ea8dc4b6Seschrock #define ZPOOL_CONFIG_NOT_PRESENT "not_present" 46399653d4eSeschrock #define ZPOOL_CONFIG_SPARES "spares" 46499653d4eSeschrock #define ZPOOL_CONFIG_IS_SPARE "is_spare" 46599653d4eSeschrock #define ZPOOL_CONFIG_NPARITY "nparity" 46695173954Sek #define ZPOOL_CONFIG_HOSTID "hostid" 46795173954Sek #define ZPOOL_CONFIG_HOSTNAME "hostname" 468*11027bc7STim Haley #define ZPOOL_CONFIG_LOADED_TIME "initial_load_time" 4693d7072f8Seschrock #define ZPOOL_CONFIG_UNSPARE "unspare" 4703d7072f8Seschrock #define ZPOOL_CONFIG_PHYS_PATH "phys_path" 4718654d025Sperrin #define ZPOOL_CONFIG_IS_LOG "is_log" 472fa94a07fSbrendan #define ZPOOL_CONFIG_L2CACHE "l2cache" 47388ecc943SGeorge Wilson #define ZPOOL_CONFIG_HOLE_ARRAY "hole_array" 47488ecc943SGeorge Wilson #define ZPOOL_CONFIG_VDEV_CHILDREN "vdev_children" 47588ecc943SGeorge Wilson #define ZPOOL_CONFIG_IS_HOLE "is_hole" 4769eb19f4dSGeorge Wilson #define ZPOOL_CONFIG_DDT_HISTOGRAM "ddt_histogram" 4779eb19f4dSGeorge Wilson #define ZPOOL_CONFIG_DDT_OBJ_STATS "ddt_object_stats" 4789eb19f4dSGeorge Wilson #define ZPOOL_CONFIG_DDT_STATS "ddt_stats" 4791195e687SMark J Musante #define ZPOOL_CONFIG_SPLIT "splitcfg" 4801195e687SMark J Musante #define ZPOOL_CONFIG_ORIG_GUID "orig_guid" 4811195e687SMark J Musante #define ZPOOL_CONFIG_SPLIT_GUID "split_guid" 4821195e687SMark J Musante #define ZPOOL_CONFIG_SPLIT_LIST "guid_list" 4833f9d6ad7SLin Ling #define ZPOOL_CONFIG_REMOVING "removing" 484e14bb325SJeff Bonwick #define ZPOOL_CONFIG_SUSPENDED "suspended" /* not stored on disk */ 485e7cbe64fSgw #define ZPOOL_CONFIG_TIMESTAMP "timestamp" /* not stored on disk */ 486e7cbe64fSgw #define ZPOOL_CONFIG_BOOTFS "bootfs" /* not stored on disk */ 4873d7072f8Seschrock /* 4883d7072f8Seschrock * The persistent vdev state is stored as separate values rather than a single 4893d7072f8Seschrock * 'vdev_state' entry. This is because a device can be in multiple states, such 4903d7072f8Seschrock * as offline and degraded. 4913d7072f8Seschrock */ 4923d7072f8Seschrock #define ZPOOL_CONFIG_OFFLINE "offline" 4933d7072f8Seschrock #define ZPOOL_CONFIG_FAULTED "faulted" 4943d7072f8Seschrock #define ZPOOL_CONFIG_DEGRADED "degraded" 4953d7072f8Seschrock #define ZPOOL_CONFIG_REMOVED "removed" 4966809eb4eSEric Schrock #define ZPOOL_CONFIG_FRU "fru" 497069f55e2SEric Schrock #define ZPOOL_CONFIG_AUX_STATE "aux_state" 498fa9e4066Sahrens 499468c413aSTim Haley /* Rewind policy parameters */ 500468c413aSTim Haley #define ZPOOL_REWIND_POLICY "rewind-policy" 501468c413aSTim Haley #define ZPOOL_REWIND_REQUEST "rewind-request" 502468c413aSTim Haley #define ZPOOL_REWIND_REQUEST_TXG "rewind-request-txg" 503468c413aSTim Haley #define ZPOOL_REWIND_META_THRESH "rewind-meta-thresh" 504468c413aSTim Haley #define ZPOOL_REWIND_DATA_THRESH "rewind-data-thresh" 505468c413aSTim Haley 506468c413aSTim Haley /* Rewind data discovered */ 507468c413aSTim Haley #define ZPOOL_CONFIG_LOAD_TIME "rewind_txg_ts" 508468c413aSTim Haley #define ZPOOL_CONFIG_LOAD_DATA_ERRORS "verify_data_errors" 509468c413aSTim Haley #define ZPOOL_CONFIG_REWIND_TIME "seconds_of_rewind" 510468c413aSTim Haley 511fa9e4066Sahrens #define VDEV_TYPE_ROOT "root" 512fa9e4066Sahrens #define VDEV_TYPE_MIRROR "mirror" 513fa9e4066Sahrens #define VDEV_TYPE_REPLACING "replacing" 514fa9e4066Sahrens #define VDEV_TYPE_RAIDZ "raidz" 515fa9e4066Sahrens #define VDEV_TYPE_DISK "disk" 516fa9e4066Sahrens #define VDEV_TYPE_FILE "file" 517fa9e4066Sahrens #define VDEV_TYPE_MISSING "missing" 51888ecc943SGeorge Wilson #define VDEV_TYPE_HOLE "hole" 51999653d4eSeschrock #define VDEV_TYPE_SPARE "spare" 5208654d025Sperrin #define VDEV_TYPE_LOG "log" 521fa94a07fSbrendan #define VDEV_TYPE_L2CACHE "l2cache" 522fa9e4066Sahrens 523fa9e4066Sahrens /* 524fa9e4066Sahrens * This is needed in userland to report the minimum necessary device size. 525fa9e4066Sahrens */ 526fa9e4066Sahrens #define SPA_MINDEVSIZE (64ULL << 20) 527fa9e4066Sahrens 528fa9e4066Sahrens /* 529fa9e4066Sahrens * The location of the pool configuration repository, shared between kernel and 530fa9e4066Sahrens * userland. 531fa9e4066Sahrens */ 532c5904d13Seschrock #define ZPOOL_CACHE "/etc/zfs/zpool.cache" 533fa9e4066Sahrens 534fa9e4066Sahrens /* 535fa9e4066Sahrens * vdev states are ordered from least to most healthy. 536fa9e4066Sahrens * A vdev that's CANT_OPEN or below is considered unusable. 537fa9e4066Sahrens */ 538fa9e4066Sahrens typedef enum vdev_state { 539fa9e4066Sahrens VDEV_STATE_UNKNOWN = 0, /* Uninitialized vdev */ 540fa9e4066Sahrens VDEV_STATE_CLOSED, /* Not currently open */ 541fa9e4066Sahrens VDEV_STATE_OFFLINE, /* Not allowed to open */ 5423d7072f8Seschrock VDEV_STATE_REMOVED, /* Explicitly removed from system */ 543fa9e4066Sahrens VDEV_STATE_CANT_OPEN, /* Tried to open, but failed */ 5443d7072f8Seschrock VDEV_STATE_FAULTED, /* External request to fault device */ 545fa9e4066Sahrens VDEV_STATE_DEGRADED, /* Replicated vdev with unhealthy kids */ 546fa9e4066Sahrens VDEV_STATE_HEALTHY /* Presumed good */ 547fa9e4066Sahrens } vdev_state_t; 548fa9e4066Sahrens 5493d7072f8Seschrock #define VDEV_STATE_ONLINE VDEV_STATE_HEALTHY 5503d7072f8Seschrock 551fa9e4066Sahrens /* 552fa9e4066Sahrens * vdev aux states. When a vdev is in the CANT_OPEN state, the aux field 553fa9e4066Sahrens * of the vdev stats structure uses these constants to distinguish why. 554fa9e4066Sahrens */ 555fa9e4066Sahrens typedef enum vdev_aux { 556fa9e4066Sahrens VDEV_AUX_NONE, /* no error */ 557fa9e4066Sahrens VDEV_AUX_OPEN_FAILED, /* ldi_open_*() or vn_open() failed */ 558fa9e4066Sahrens VDEV_AUX_CORRUPT_DATA, /* bad label or disk contents */ 559fa9e4066Sahrens VDEV_AUX_NO_REPLICAS, /* insufficient number of replicas */ 560fa9e4066Sahrens VDEV_AUX_BAD_GUID_SUM, /* vdev guid sum doesn't match */ 561fa9e4066Sahrens VDEV_AUX_TOO_SMALL, /* vdev size is too small */ 562eaca9bbdSeschrock VDEV_AUX_BAD_LABEL, /* the label is OK but invalid */ 563eaca9bbdSeschrock VDEV_AUX_VERSION_NEWER, /* on-disk version is too new */ 56499653d4eSeschrock VDEV_AUX_VERSION_OLDER, /* on-disk version is too old */ 5653d7072f8Seschrock VDEV_AUX_SPARED, /* hot spare used in another pool */ 56632b87932Sek VDEV_AUX_ERR_EXCEEDED, /* too many errors */ 567b87f3af3Sperrin VDEV_AUX_IO_FAILURE, /* experienced I/O failure */ 568069f55e2SEric Schrock VDEV_AUX_BAD_LOG, /* cannot read log chain(s) */ 5691195e687SMark J Musante VDEV_AUX_EXTERNAL, /* external diagnosis */ 5701195e687SMark J Musante VDEV_AUX_SPLIT_POOL /* vdev was split off into another pool */ 571fa9e4066Sahrens } vdev_aux_t; 572fa9e4066Sahrens 573fa9e4066Sahrens /* 57446a2abf2Seschrock * pool state. The following states are written to disk as part of the normal 575fa94a07fSbrendan * SPA lifecycle: ACTIVE, EXPORTED, DESTROYED, SPARE, L2CACHE. The remaining 576fa94a07fSbrendan * states are software abstractions used at various levels to communicate 577fa94a07fSbrendan * pool state. 578fa9e4066Sahrens */ 579fa9e4066Sahrens typedef enum pool_state { 580fa9e4066Sahrens POOL_STATE_ACTIVE = 0, /* In active use */ 581fa9e4066Sahrens POOL_STATE_EXPORTED, /* Explicitly exported */ 582fa9e4066Sahrens POOL_STATE_DESTROYED, /* Explicitly destroyed */ 58399653d4eSeschrock POOL_STATE_SPARE, /* Reserved for hot spare use */ 584fa94a07fSbrendan POOL_STATE_L2CACHE, /* Level 2 ARC device */ 585fa9e4066Sahrens POOL_STATE_UNINITIALIZED, /* Internal spa_t state */ 58646a2abf2Seschrock POOL_STATE_UNAVAIL, /* Internal libzfs state */ 58746a2abf2Seschrock POOL_STATE_POTENTIALLY_ACTIVE /* Internal libzfs state */ 588fa9e4066Sahrens } pool_state_t; 589fa9e4066Sahrens 590fa9e4066Sahrens /* 5913f9d6ad7SLin Ling * Scan Functions. 592fa9e4066Sahrens */ 5933f9d6ad7SLin Ling typedef enum pool_scan_func { 5943f9d6ad7SLin Ling POOL_SCAN_NONE, 5953f9d6ad7SLin Ling POOL_SCAN_SCRUB, 5963f9d6ad7SLin Ling POOL_SCAN_RESILVER, 5973f9d6ad7SLin Ling POOL_SCAN_FUNCS 5983f9d6ad7SLin Ling } pool_scan_func_t; 599fa9e4066Sahrens 600fa9e4066Sahrens /* 601fa9e4066Sahrens * ZIO types. Needed to interpret vdev statistics below. 602fa9e4066Sahrens */ 603fa9e4066Sahrens typedef enum zio_type { 604fa9e4066Sahrens ZIO_TYPE_NULL = 0, 605fa9e4066Sahrens ZIO_TYPE_READ, 606fa9e4066Sahrens ZIO_TYPE_WRITE, 607fa9e4066Sahrens ZIO_TYPE_FREE, 608fa9e4066Sahrens ZIO_TYPE_CLAIM, 609fa9e4066Sahrens ZIO_TYPE_IOCTL, 610fa9e4066Sahrens ZIO_TYPES 611fa9e4066Sahrens } zio_type_t; 612fa9e4066Sahrens 6133f9d6ad7SLin Ling /* 6143f9d6ad7SLin Ling * Pool statistics. Note: all fields should be 64-bit because this 6153f9d6ad7SLin Ling * is passed between kernel and userland as an nvlist uint64 array. 6163f9d6ad7SLin Ling */ 6173f9d6ad7SLin Ling typedef struct pool_scan_stat { 6183f9d6ad7SLin Ling /* values stored on disk */ 6193f9d6ad7SLin Ling uint64_t pss_func; /* pool_scan_func_t */ 6203f9d6ad7SLin Ling uint64_t pss_state; /* dsl_scan_state_t */ 6213f9d6ad7SLin Ling uint64_t pss_start_time; /* scan start time */ 6223f9d6ad7SLin Ling uint64_t pss_end_time; /* scan end time */ 6233f9d6ad7SLin Ling uint64_t pss_to_examine; /* total bytes to scan */ 6243f9d6ad7SLin Ling uint64_t pss_examined; /* total examined bytes */ 6253f9d6ad7SLin Ling uint64_t pss_to_process; /* total bytes to process */ 6263f9d6ad7SLin Ling uint64_t pss_processed; /* total processed bytes */ 6273f9d6ad7SLin Ling uint64_t pss_errors; /* scan errors */ 6283f9d6ad7SLin Ling 6293f9d6ad7SLin Ling /* values not stored on disk */ 6303f9d6ad7SLin Ling uint64_t pss_pass_exam; /* examined bytes per scan pass */ 6313f9d6ad7SLin Ling uint64_t pss_pass_start; /* start time of a scan pass */ 6323f9d6ad7SLin Ling } pool_scan_stat_t; 6333f9d6ad7SLin Ling 6343f9d6ad7SLin Ling typedef enum dsl_scan_state { 6353f9d6ad7SLin Ling DSS_NONE, 6363f9d6ad7SLin Ling DSS_SCANNING, 6373f9d6ad7SLin Ling DSS_FINISHED, 6383f9d6ad7SLin Ling DSS_CANCELED, 6393f9d6ad7SLin Ling DSS_NUM_STATES 6403f9d6ad7SLin Ling } dsl_scan_state_t; 6413f9d6ad7SLin Ling 6423f9d6ad7SLin Ling 643fa9e4066Sahrens /* 644fa9e4066Sahrens * Vdev statistics. Note: all fields should be 64-bit because this 645fa9e4066Sahrens * is passed between kernel and userland as an nvlist uint64 array. 646fa9e4066Sahrens */ 647fa9e4066Sahrens typedef struct vdev_stat { 648fa9e4066Sahrens hrtime_t vs_timestamp; /* time since vdev load */ 649fa9e4066Sahrens uint64_t vs_state; /* vdev state */ 650fa9e4066Sahrens uint64_t vs_aux; /* see vdev_aux_t */ 651fa9e4066Sahrens uint64_t vs_alloc; /* space allocated */ 652fa9e4066Sahrens uint64_t vs_space; /* total capacity */ 65399653d4eSeschrock uint64_t vs_dspace; /* deflated capacity */ 6542a79c5feSlling uint64_t vs_rsize; /* replaceable dev size */ 655fa9e4066Sahrens uint64_t vs_ops[ZIO_TYPES]; /* operation count */ 656fa9e4066Sahrens uint64_t vs_bytes[ZIO_TYPES]; /* bytes read/written */ 657fa9e4066Sahrens uint64_t vs_read_errors; /* read errors */ 658fa9e4066Sahrens uint64_t vs_write_errors; /* write errors */ 659fa9e4066Sahrens uint64_t vs_checksum_errors; /* checksum errors */ 660fa9e4066Sahrens uint64_t vs_self_healed; /* self-healed bytes */ 6613f9d6ad7SLin Ling uint64_t vs_scan_removing; /* removing? */ 6623f9d6ad7SLin Ling uint64_t vs_scan_processed; /* scan processed bytes */ 663fa9e4066Sahrens } vdev_stat_t; 664fa9e4066Sahrens 6659eb19f4dSGeorge Wilson /* 6669eb19f4dSGeorge Wilson * DDT statistics. Note: all fields should be 64-bit because this 6679eb19f4dSGeorge Wilson * is passed between kernel and userland as an nvlist uint64 array. 6689eb19f4dSGeorge Wilson */ 6699eb19f4dSGeorge Wilson typedef struct ddt_object { 6709eb19f4dSGeorge Wilson uint64_t ddo_count; /* number of elments in ddt */ 6719eb19f4dSGeorge Wilson uint64_t ddo_dspace; /* size of ddt on disk */ 6729eb19f4dSGeorge Wilson uint64_t ddo_mspace; /* size of ddt in-core */ 6739eb19f4dSGeorge Wilson } ddt_object_t; 6749eb19f4dSGeorge Wilson 6759eb19f4dSGeorge Wilson typedef struct ddt_stat { 6769eb19f4dSGeorge Wilson uint64_t dds_blocks; /* blocks */ 6779eb19f4dSGeorge Wilson uint64_t dds_lsize; /* logical size */ 6789eb19f4dSGeorge Wilson uint64_t dds_psize; /* physical size */ 6799eb19f4dSGeorge Wilson uint64_t dds_dsize; /* deflated allocated size */ 6809eb19f4dSGeorge Wilson uint64_t dds_ref_blocks; /* referenced blocks */ 6819eb19f4dSGeorge Wilson uint64_t dds_ref_lsize; /* referenced lsize * refcnt */ 6829eb19f4dSGeorge Wilson uint64_t dds_ref_psize; /* referenced psize * refcnt */ 6839eb19f4dSGeorge Wilson uint64_t dds_ref_dsize; /* referenced dsize * refcnt */ 6849eb19f4dSGeorge Wilson } ddt_stat_t; 6859eb19f4dSGeorge Wilson 6869eb19f4dSGeorge Wilson typedef struct ddt_histogram { 6879eb19f4dSGeorge Wilson ddt_stat_t ddh_stat[64]; /* power-of-two histogram buckets */ 6889eb19f4dSGeorge Wilson } ddt_histogram_t; 6899eb19f4dSGeorge Wilson 690e7cbe64fSgw #define ZVOL_DRIVER "zvol" 691fa9e4066Sahrens #define ZFS_DRIVER "zfs" 692fa9e4066Sahrens #define ZFS_DEV "/dev/zfs" 693fa9e4066Sahrens 694681d9761SEric Taylor /* general zvol path */ 695681d9761SEric Taylor #define ZVOL_DIR "/dev/zvol" 696681d9761SEric Taylor /* expansion */ 697573ca77eSGeorge Wilson #define ZVOL_PSEUDO_DEV "/devices/pseudo/zfs@0:" 698681d9761SEric Taylor /* for dump and swap */ 699681d9761SEric Taylor #define ZVOL_FULL_DEV_DIR ZVOL_DIR "/dsk/" 700681d9761SEric Taylor #define ZVOL_FULL_RDEV_DIR ZVOL_DIR "/rdsk/" 701fa9e4066Sahrens 702fa9e4066Sahrens #define ZVOL_PROP_NAME "name" 703c1449561SEric Taylor #define ZVOL_DEFAULT_BLOCKSIZE 8192 704fa9e4066Sahrens 705fa9e4066Sahrens /* 706fa9e4066Sahrens * /dev/zfs ioctl numbers. 707fa9e4066Sahrens */ 708fa9e4066Sahrens #define ZFS_IOC ('Z' << 8) 709fa9e4066Sahrens 710fa9e4066Sahrens typedef enum zfs_ioc { 711fa9e4066Sahrens ZFS_IOC_POOL_CREATE = ZFS_IOC, 712fa9e4066Sahrens ZFS_IOC_POOL_DESTROY, 713fa9e4066Sahrens ZFS_IOC_POOL_IMPORT, 714fa9e4066Sahrens ZFS_IOC_POOL_EXPORT, 715fa9e4066Sahrens ZFS_IOC_POOL_CONFIGS, 716fa9e4066Sahrens ZFS_IOC_POOL_STATS, 717fa9e4066Sahrens ZFS_IOC_POOL_TRYIMPORT, 7183f9d6ad7SLin Ling ZFS_IOC_POOL_SCAN, 719fa9e4066Sahrens ZFS_IOC_POOL_FREEZE, 720eaca9bbdSeschrock ZFS_IOC_POOL_UPGRADE, 72106eeb2adSek ZFS_IOC_POOL_GET_HISTORY, 722fa9e4066Sahrens ZFS_IOC_VDEV_ADD, 723fa9e4066Sahrens ZFS_IOC_VDEV_REMOVE, 7243d7072f8Seschrock ZFS_IOC_VDEV_SET_STATE, 725fa9e4066Sahrens ZFS_IOC_VDEV_ATTACH, 726fa9e4066Sahrens ZFS_IOC_VDEV_DETACH, 727c67d9675Seschrock ZFS_IOC_VDEV_SETPATH, 7286809eb4eSEric Schrock ZFS_IOC_VDEV_SETFRU, 729fa9e4066Sahrens ZFS_IOC_OBJSET_STATS, 730de8267e0Stimh ZFS_IOC_OBJSET_ZPLPROPS, 731fa9e4066Sahrens ZFS_IOC_DATASET_LIST_NEXT, 732fa9e4066Sahrens ZFS_IOC_SNAPSHOT_LIST_NEXT, 733fa9e4066Sahrens ZFS_IOC_SET_PROP, 734fa9e4066Sahrens ZFS_IOC_CREATE, 735fa9e4066Sahrens ZFS_IOC_DESTROY, 736fa9e4066Sahrens ZFS_IOC_ROLLBACK, 737fa9e4066Sahrens ZFS_IOC_RENAME, 7383cb34c60Sahrens ZFS_IOC_RECV, 7393cb34c60Sahrens ZFS_IOC_SEND, 740ea8dc4b6Seschrock ZFS_IOC_INJECT_FAULT, 741ea8dc4b6Seschrock ZFS_IOC_CLEAR_FAULT, 742ea8dc4b6Seschrock ZFS_IOC_INJECT_LIST_NEXT, 743ea8dc4b6Seschrock ZFS_IOC_ERROR_LOG, 744ea8dc4b6Seschrock ZFS_IOC_CLEAR, 7451d452cf5Sahrens ZFS_IOC_PROMOTE, 7461d452cf5Sahrens ZFS_IOC_DESTROY_SNAPS, 74755434c77Sek ZFS_IOC_SNAPSHOT, 74855434c77Sek ZFS_IOC_DSOBJ_TO_DSNAME, 749b1b8ab34Slling ZFS_IOC_OBJ_TO_PATH, 750b1b8ab34Slling ZFS_IOC_POOL_SET_PROPS, 751ecd6cf80Smarks ZFS_IOC_POOL_GET_PROPS, 752ecd6cf80Smarks ZFS_IOC_SET_FSACL, 753ecd6cf80Smarks ZFS_IOC_GET_FSACL, 754e45ce728Sahrens ZFS_IOC_SHARE, 755743a77edSAlan Wright ZFS_IOC_INHERIT_PROP, 75614843421SMatthew Ahrens ZFS_IOC_SMB_ACL, 75714843421SMatthew Ahrens ZFS_IOC_USERSPACE_ONE, 75814843421SMatthew Ahrens ZFS_IOC_USERSPACE_MANY, 759842727c2SChris Kirby ZFS_IOC_USERSPACE_UPGRADE, 760842727c2SChris Kirby ZFS_IOC_HOLD, 761842727c2SChris Kirby ZFS_IOC_RELEASE, 76292241e0bSTom Erickson ZFS_IOC_GET_HOLDS, 7631195e687SMark J Musante ZFS_IOC_OBJSET_RECVD_PROPS, 7641195e687SMark J Musante ZFS_IOC_VDEV_SPLIT 765fa9e4066Sahrens } zfs_ioc_t; 766fa9e4066Sahrens 767ea8dc4b6Seschrock /* 768ea8dc4b6Seschrock * Internal SPA load state. Used by FMA diagnosis engine. 769ea8dc4b6Seschrock */ 770ea8dc4b6Seschrock typedef enum { 7719eb19f4dSGeorge Wilson SPA_LOAD_NONE, /* no load in progress */ 7729eb19f4dSGeorge Wilson SPA_LOAD_OPEN, /* normal open */ 7739eb19f4dSGeorge Wilson SPA_LOAD_IMPORT, /* import in progress */ 774468c413aSTim Haley SPA_LOAD_TRYIMPORT, /* tryimport in progress */ 7759eb19f4dSGeorge Wilson SPA_LOAD_RECOVER, /* recovery requested */ 7769eb19f4dSGeorge Wilson SPA_LOAD_ERROR /* load failed */ 777ea8dc4b6Seschrock } spa_load_state_t; 778ea8dc4b6Seschrock 779e9dbad6fSeschrock /* 780e9dbad6fSeschrock * Bookmark name values. 781e9dbad6fSeschrock */ 78255434c77Sek #define ZPOOL_ERR_LIST "error list" 783e9dbad6fSeschrock #define ZPOOL_ERR_DATASET "dataset" 784e9dbad6fSeschrock #define ZPOOL_ERR_OBJECT "object" 785e9dbad6fSeschrock 78606eeb2adSek #define HIS_MAX_RECORD_LEN (MAXPATHLEN + MAXPATHLEN + 1) 78706eeb2adSek 78806eeb2adSek /* 78906eeb2adSek * The following are names used in the nvlist describing 79006eeb2adSek * the pool's history log. 79106eeb2adSek */ 79206eeb2adSek #define ZPOOL_HIST_RECORD "history record" 79306eeb2adSek #define ZPOOL_HIST_TIME "history time" 79406eeb2adSek #define ZPOOL_HIST_CMD "history command" 795ecd6cf80Smarks #define ZPOOL_HIST_WHO "history who" 796ecd6cf80Smarks #define ZPOOL_HIST_ZONE "history zone" 797ecd6cf80Smarks #define ZPOOL_HIST_HOST "history hostname" 798ecd6cf80Smarks #define ZPOOL_HIST_TXG "history txg" 799ecd6cf80Smarks #define ZPOOL_HIST_INT_EVENT "history internal event" 800ecd6cf80Smarks #define ZPOOL_HIST_INT_STR "history internal str" 80106eeb2adSek 8023d7072f8Seschrock /* 8033d7072f8Seschrock * Flags for ZFS_IOC_VDEV_SET_STATE 8043d7072f8Seschrock */ 8053d7072f8Seschrock #define ZFS_ONLINE_CHECKREMOVE 0x1 8063d7072f8Seschrock #define ZFS_ONLINE_UNSPARE 0x2 8073d7072f8Seschrock #define ZFS_ONLINE_FORCEFAULT 0x4 808573ca77eSGeorge Wilson #define ZFS_ONLINE_EXPAND 0x8 8093d7072f8Seschrock #define ZFS_OFFLINE_TEMPORARY 0x1 8103d7072f8Seschrock 8113d7072f8Seschrock /* 8123d7072f8Seschrock * Sysevent payload members. ZFS will generate the following sysevents with the 8133d7072f8Seschrock * given payloads: 8143d7072f8Seschrock * 8153d7072f8Seschrock * ESC_ZFS_RESILVER_START 8163d7072f8Seschrock * ESC_ZFS_RESILVER_END 8173d7072f8Seschrock * ESC_ZFS_POOL_DESTROY 8183d7072f8Seschrock * 8193d7072f8Seschrock * ZFS_EV_POOL_NAME DATA_TYPE_STRING 8203d7072f8Seschrock * ZFS_EV_POOL_GUID DATA_TYPE_UINT64 8213d7072f8Seschrock * 8223d7072f8Seschrock * ESC_ZFS_VDEV_REMOVE 8233d7072f8Seschrock * ESC_ZFS_VDEV_CLEAR 8243d7072f8Seschrock * ESC_ZFS_VDEV_CHECK 8253d7072f8Seschrock * 8263d7072f8Seschrock * ZFS_EV_POOL_NAME DATA_TYPE_STRING 8273d7072f8Seschrock * ZFS_EV_POOL_GUID DATA_TYPE_UINT64 8283d7072f8Seschrock * ZFS_EV_VDEV_PATH DATA_TYPE_STRING (optional) 8293d7072f8Seschrock * ZFS_EV_VDEV_GUID DATA_TYPE_UINT64 8303d7072f8Seschrock */ 8313d7072f8Seschrock #define ZFS_EV_POOL_NAME "pool_name" 8323d7072f8Seschrock #define ZFS_EV_POOL_GUID "pool_guid" 8333d7072f8Seschrock #define ZFS_EV_VDEV_PATH "vdev_path" 8343d7072f8Seschrock #define ZFS_EV_VDEV_GUID "vdev_guid" 8353d7072f8Seschrock 836088f3894Sahrens /* 837088f3894Sahrens * Note: This is encoded on-disk, so new events must be added to the 838088f3894Sahrens * end, and unused events can not be removed. Be sure to edit 8398f18d1faSGeorge Wilson * libzfs_pool.c: hist_event_table[]. 840088f3894Sahrens */ 841ecd6cf80Smarks typedef enum history_internal_events { 842ecd6cf80Smarks LOG_NO_EVENT = 0, 843ecd6cf80Smarks LOG_POOL_CREATE, 844ecd6cf80Smarks LOG_POOL_VDEV_ADD, 845ecd6cf80Smarks LOG_POOL_REMOVE, 846ecd6cf80Smarks LOG_POOL_DESTROY, 847ecd6cf80Smarks LOG_POOL_EXPORT, 848ecd6cf80Smarks LOG_POOL_IMPORT, 849ecd6cf80Smarks LOG_POOL_VDEV_ATTACH, 850ecd6cf80Smarks LOG_POOL_VDEV_REPLACE, 851ecd6cf80Smarks LOG_POOL_VDEV_DETACH, 852ecd6cf80Smarks LOG_POOL_VDEV_ONLINE, 853ecd6cf80Smarks LOG_POOL_VDEV_OFFLINE, 854ecd6cf80Smarks LOG_POOL_UPGRADE, 855ecd6cf80Smarks LOG_POOL_CLEAR, 8563f9d6ad7SLin Ling LOG_POOL_SCAN, 857ecd6cf80Smarks LOG_POOL_PROPSET, 858ecd6cf80Smarks LOG_DS_CREATE, 859ecd6cf80Smarks LOG_DS_CLONE, 860ecd6cf80Smarks LOG_DS_DESTROY, 861ecd6cf80Smarks LOG_DS_DESTROY_BEGIN, 862ecd6cf80Smarks LOG_DS_INHERIT, 863ecd6cf80Smarks LOG_DS_PROPSET, 864ecd6cf80Smarks LOG_DS_QUOTA, 865ecd6cf80Smarks LOG_DS_PERM_UPDATE, 866ecd6cf80Smarks LOG_DS_PERM_REMOVE, 867ecd6cf80Smarks LOG_DS_PERM_WHO_REMOVE, 868ecd6cf80Smarks LOG_DS_PROMOTE, 869ecd6cf80Smarks LOG_DS_RECEIVE, 870ecd6cf80Smarks LOG_DS_RENAME, 871ecd6cf80Smarks LOG_DS_RESERVATION, 872ecd6cf80Smarks LOG_DS_REPLAY_INC_SYNC, 873ecd6cf80Smarks LOG_DS_REPLAY_FULL_SYNC, 874ecd6cf80Smarks LOG_DS_ROLLBACK, 875ecd6cf80Smarks LOG_DS_SNAPSHOT, 876e7437265Sahrens LOG_DS_UPGRADE, 877a9799022Sck LOG_DS_REFQUOTA, 878a9799022Sck LOG_DS_REFRESERV, 8793f9d6ad7SLin Ling LOG_POOL_SCAN_DONE, 880842727c2SChris Kirby LOG_DS_USER_HOLD, 881842727c2SChris Kirby LOG_DS_USER_RELEASE, 8821195e687SMark J Musante LOG_POOL_SPLIT, 883ecd6cf80Smarks LOG_END 884ecd6cf80Smarks } history_internal_events_t; 885ecd6cf80Smarks 886fa9e4066Sahrens #ifdef __cplusplus 887fa9e4066Sahrens } 888fa9e4066Sahrens #endif 889fa9e4066Sahrens 890fa9e4066Sahrens #endif /* _SYS_FS_ZFS_H */ 891