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, 163*f9af39baSGeorge Wilson ZPOOL_PROP_READONLY, 164990b4856Slling ZPOOL_NUM_PROPS 165990b4856Slling } zpool_prop_t; 166b1b8ab34Slling 167990b4856Slling #define ZPROP_CONT -2 168990b4856Slling #define ZPROP_INVAL -1 1693d7072f8Seschrock 170990b4856Slling #define ZPROP_VALUE "value" 171990b4856Slling #define ZPROP_SOURCE "source" 1727f7322feSeschrock 173b1b8ab34Slling typedef enum { 174990b4856Slling ZPROP_SRC_NONE = 0x1, 175990b4856Slling ZPROP_SRC_DEFAULT = 0x2, 176990b4856Slling ZPROP_SRC_TEMPORARY = 0x4, 177990b4856Slling ZPROP_SRC_LOCAL = 0x8, 17892241e0bSTom Erickson ZPROP_SRC_INHERITED = 0x10, 17992241e0bSTom Erickson ZPROP_SRC_RECEIVED = 0x20 180990b4856Slling } zprop_source_t; 181990b4856Slling 18292241e0bSTom Erickson #define ZPROP_SRC_ALL 0x3f 18392241e0bSTom Erickson 18492241e0bSTom Erickson #define ZPROP_SOURCE_VAL_RECVD "$recvd" 18592241e0bSTom Erickson #define ZPROP_N_MORE_ERRORS "N_MORE_ERRORS" 18692241e0bSTom Erickson /* 18792241e0bSTom Erickson * Dataset flag implemented as a special entry in the props zap object 18892241e0bSTom Erickson * indicating that the dataset has received properties on or after 18992241e0bSTom Erickson * SPA_VERSION_RECVD_PROPS. The first such receive blows away local properties 19092241e0bSTom Erickson * just as it did in earlier versions, and thereafter, local properties are 19192241e0bSTom Erickson * preserved. 19292241e0bSTom Erickson */ 19392241e0bSTom Erickson #define ZPROP_HAS_RECVD "$hasrecvd" 19492241e0bSTom Erickson 19592241e0bSTom Erickson typedef enum { 19692241e0bSTom Erickson ZPROP_ERR_NOCLEAR = 0x1, /* failure to clear existing props */ 19792241e0bSTom Erickson ZPROP_ERR_NORESTORE = 0x2 /* failure to restore props on error */ 19892241e0bSTom Erickson } zprop_errflags_t; 199990b4856Slling 200990b4856Slling typedef int (*zprop_func)(int, void *); 201990b4856Slling 2020a48a24eStimh /* 2030a48a24eStimh * Properties to be set on the root file system of a new pool 2040a48a24eStimh * are stuffed into their own nvlist, which is then included in 2050a48a24eStimh * the properties nvlist with the pool properties. 2060a48a24eStimh */ 2070a48a24eStimh #define ZPOOL_ROOTFS_PROPS "root-props-nvl" 2080a48a24eStimh 209990b4856Slling /* 210990b4856Slling * Dataset property functions shared between libzfs and kernel. 211990b4856Slling */ 212990b4856Slling const char *zfs_prop_default_string(zfs_prop_t); 213990b4856Slling uint64_t zfs_prop_default_numeric(zfs_prop_t); 214990b4856Slling boolean_t zfs_prop_readonly(zfs_prop_t); 215990b4856Slling boolean_t zfs_prop_inheritable(zfs_prop_t); 216da6c28aaSamw boolean_t zfs_prop_setonce(zfs_prop_t); 217990b4856Slling const char *zfs_prop_to_name(zfs_prop_t); 218990b4856Slling zfs_prop_t zfs_name_to_prop(const char *); 219990b4856Slling boolean_t zfs_prop_user(const char *); 22092241e0bSTom Erickson boolean_t zfs_prop_userquota(const char *); 221990b4856Slling int zfs_prop_index_to_string(zfs_prop_t, uint64_t, const char **); 222990b4856Slling int zfs_prop_string_to_index(zfs_prop_t, const char *, uint64_t *); 223b24ab676SJeff Bonwick uint64_t zfs_prop_random_value(zfs_prop_t, uint64_t seed); 2244853e976Sgw boolean_t zfs_prop_valid_for_type(int, zfs_type_t); 225b1b8ab34Slling 226990b4856Slling /* 227990b4856Slling * Pool property functions shared between libzfs and kernel. 228990b4856Slling */ 229990b4856Slling zpool_prop_t zpool_name_to_prop(const char *); 230990b4856Slling const char *zpool_prop_to_name(zpool_prop_t); 231990b4856Slling const char *zpool_prop_default_string(zpool_prop_t); 232990b4856Slling uint64_t zpool_prop_default_numeric(zpool_prop_t); 233990b4856Slling boolean_t zpool_prop_readonly(zpool_prop_t); 234990b4856Slling int zpool_prop_index_to_string(zpool_prop_t, uint64_t, const char **); 235990b4856Slling int zpool_prop_string_to_index(zpool_prop_t, const char *, uint64_t *); 236b24ab676SJeff Bonwick uint64_t zpool_prop_random_value(zpool_prop_t, uint64_t seed); 237b1b8ab34Slling 238990b4856Slling /* 239990b4856Slling * Definitions for the Delegation. 240990b4856Slling */ 241ecd6cf80Smarks typedef enum { 242ecd6cf80Smarks ZFS_DELEG_WHO_UNKNOWN = 0, 243ecd6cf80Smarks ZFS_DELEG_USER = 'u', 244ecd6cf80Smarks ZFS_DELEG_USER_SETS = 'U', 245ecd6cf80Smarks ZFS_DELEG_GROUP = 'g', 246ecd6cf80Smarks ZFS_DELEG_GROUP_SETS = 'G', 247ecd6cf80Smarks ZFS_DELEG_EVERYONE = 'e', 248ecd6cf80Smarks ZFS_DELEG_EVERYONE_SETS = 'E', 249ecd6cf80Smarks ZFS_DELEG_CREATE = 'c', 250ecd6cf80Smarks ZFS_DELEG_CREATE_SETS = 'C', 251ecd6cf80Smarks ZFS_DELEG_NAMED_SET = 's', 252ecd6cf80Smarks ZFS_DELEG_NAMED_SET_SETS = 'S' 253ecd6cf80Smarks } zfs_deleg_who_type_t; 254ecd6cf80Smarks 255ecd6cf80Smarks typedef enum { 256ecd6cf80Smarks ZFS_DELEG_NONE = 0, 257ecd6cf80Smarks ZFS_DELEG_PERM_LOCAL = 1, 258ecd6cf80Smarks ZFS_DELEG_PERM_DESCENDENT = 2, 259ecd6cf80Smarks ZFS_DELEG_PERM_LOCALDESCENDENT = 3, 260ecd6cf80Smarks ZFS_DELEG_PERM_CREATE = 4 261ecd6cf80Smarks } zfs_deleg_inherit_t; 262ecd6cf80Smarks 263ecd6cf80Smarks #define ZFS_DELEG_PERM_UID "uid" 264ecd6cf80Smarks #define ZFS_DELEG_PERM_GID "gid" 265ecd6cf80Smarks #define ZFS_DELEG_PERM_GROUPS "groups" 266ecd6cf80Smarks 2674201a95eSRic Aleshire #define ZFS_MLSLABEL_DEFAULT "none" 2684201a95eSRic Aleshire 269743a77edSAlan Wright #define ZFS_SMB_ACL_SRC "src" 270743a77edSAlan Wright #define ZFS_SMB_ACL_TARGET "target" 271743a77edSAlan Wright 272a227b7f4Shs typedef enum { 273a227b7f4Shs ZFS_CANMOUNT_OFF = 0, 274a227b7f4Shs ZFS_CANMOUNT_ON = 1, 275a227b7f4Shs ZFS_CANMOUNT_NOAUTO = 2 276a227b7f4Shs } zfs_canmount_type_t; 277a227b7f4Shs 278e09fa4daSNeil Perrin typedef enum { 279e09fa4daSNeil Perrin ZFS_LOGBIAS_LATENCY = 0, 280e09fa4daSNeil Perrin ZFS_LOGBIAS_THROUGHPUT = 1 281e09fa4daSNeil Perrin } zfs_logbias_op_t; 282e09fa4daSNeil Perrin 283da6c28aaSamw typedef enum zfs_share_op { 284da6c28aaSamw ZFS_SHARE_NFS = 0, 285da6c28aaSamw ZFS_UNSHARE_NFS = 1, 286da6c28aaSamw ZFS_SHARE_SMB = 2, 287da6c28aaSamw ZFS_UNSHARE_SMB = 3 288da6c28aaSamw } zfs_share_op_t; 289da6c28aaSamw 290743a77edSAlan Wright typedef enum zfs_smb_acl_op { 291743a77edSAlan Wright ZFS_SMB_ACL_ADD, 292743a77edSAlan Wright ZFS_SMB_ACL_REMOVE, 293743a77edSAlan Wright ZFS_SMB_ACL_RENAME, 294743a77edSAlan Wright ZFS_SMB_ACL_PURGE 295743a77edSAlan Wright } zfs_smb_acl_op_t; 296743a77edSAlan Wright 2973baa08fcSek typedef enum zfs_cache_type { 2983baa08fcSek ZFS_CACHE_NONE = 0, 2993baa08fcSek ZFS_CACHE_METADATA = 1, 3003baa08fcSek ZFS_CACHE_ALL = 2 3013baa08fcSek } zfs_cache_type_t; 3023baa08fcSek 30355da60b9SMark J Musante typedef enum { 30455da60b9SMark J Musante ZFS_SYNC_STANDARD = 0, 30555da60b9SMark J Musante ZFS_SYNC_ALWAYS = 1, 30655da60b9SMark J Musante ZFS_SYNC_DISABLED = 2 30755da60b9SMark J Musante } zfs_sync_type_t; 30855da60b9SMark J Musante 3093baa08fcSek 310eaca9bbdSeschrock /* 31199653d4eSeschrock * On-disk version number. 312eaca9bbdSeschrock */ 313e7437265Sahrens #define SPA_VERSION_1 1ULL 314e7437265Sahrens #define SPA_VERSION_2 2ULL 315e7437265Sahrens #define SPA_VERSION_3 3ULL 316e7437265Sahrens #define SPA_VERSION_4 4ULL 317e7437265Sahrens #define SPA_VERSION_5 5ULL 318e7437265Sahrens #define SPA_VERSION_6 6ULL 319e7437265Sahrens #define SPA_VERSION_7 7ULL 320e7437265Sahrens #define SPA_VERSION_8 8ULL 321da6c28aaSamw #define SPA_VERSION_9 9ULL 322fa94a07fSbrendan #define SPA_VERSION_10 10ULL 323088f3894Sahrens #define SPA_VERSION_11 11ULL 324bb0ade09Sahrens #define SPA_VERSION_12 12ULL 32574e7dc98SMatthew Ahrens #define SPA_VERSION_13 13ULL 326d0f3f37eSMark Shellenbaum #define SPA_VERSION_14 14ULL 32714843421SMatthew Ahrens #define SPA_VERSION_15 15ULL 328478ed9adSEric Taylor #define SPA_VERSION_16 16ULL 329f94275ceSAdam Leventhal #define SPA_VERSION_17 17ULL 330842727c2SChris Kirby #define SPA_VERSION_18 18ULL 33188ecc943SGeorge Wilson #define SPA_VERSION_19 19ULL 332b24ab676SJeff Bonwick #define SPA_VERSION_20 20ULL 333b24ab676SJeff Bonwick #define SPA_VERSION_21 21ULL 33492241e0bSTom Erickson #define SPA_VERSION_22 22ULL 3356e1f5caaSNeil Perrin #define SPA_VERSION_23 23ULL 3360a586ceaSMark Shellenbaum #define SPA_VERSION_24 24ULL 3373f9d6ad7SLin Ling #define SPA_VERSION_25 25ULL 338cde58dbcSMatthew Ahrens #define SPA_VERSION_26 26ULL 3396e0cbcaaSMatthew Ahrens #define SPA_VERSION_27 27ULL 340cb04b873SMark J Musante #define SPA_VERSION_28 28ULL 341cb04b873SMark J Musante 342b1b8ab34Slling /* 343e7cbe64fSgw * When bumping up SPA_VERSION, make sure GRUB ZFS understands the on-disk 344478ed9adSEric Taylor * format change. Go to usr/src/grub/grub-0.97/stage2/{zfs-include/, fsys_zfs*}, 34514843421SMatthew Ahrens * and do the appropriate changes. Also bump the version number in 34614843421SMatthew Ahrens * usr/src/grub/capability. 347b1b8ab34Slling */ 348cb04b873SMark J Musante #define SPA_VERSION SPA_VERSION_28 349cb04b873SMark J Musante #define SPA_VERSION_STRING "28" 35044cd46caSbillm 35144cd46caSbillm /* 352e7437265Sahrens * Symbolic names for the changes that caused a SPA_VERSION switch. 35344cd46caSbillm * Used in the code when checking for presence or absence of a feature. 35444cd46caSbillm * Feel free to define multiple symbolic names for each version if there 35544cd46caSbillm * were multiple changes to on-disk structures during that version. 35644cd46caSbillm * 357e7437265Sahrens * NOTE: When checking the current SPA_VERSION in your code, be sure 35844cd46caSbillm * to use spa_version() since it reports the version of the 35944cd46caSbillm * last synced uberblock. Checking the in-flight version can 36044cd46caSbillm * be dangerous in some cases. 36144cd46caSbillm */ 362e7437265Sahrens #define SPA_VERSION_INITIAL SPA_VERSION_1 363e7437265Sahrens #define SPA_VERSION_DITTO_BLOCKS SPA_VERSION_2 364e7437265Sahrens #define SPA_VERSION_SPARES SPA_VERSION_3 365f94275ceSAdam Leventhal #define SPA_VERSION_RAIDZ2 SPA_VERSION_3 366cde58dbcSMatthew Ahrens #define SPA_VERSION_BPOBJ_ACCOUNT SPA_VERSION_3 367e7437265Sahrens #define SPA_VERSION_RAIDZ_DEFLATE SPA_VERSION_3 368e7437265Sahrens #define SPA_VERSION_DNODE_BYTES SPA_VERSION_3 369e7437265Sahrens #define SPA_VERSION_ZPOOL_HISTORY SPA_VERSION_4 370e7437265Sahrens #define SPA_VERSION_GZIP_COMPRESSION SPA_VERSION_5 371e7437265Sahrens #define SPA_VERSION_BOOTFS SPA_VERSION_6 372990b4856Slling #define SPA_VERSION_SLOGS SPA_VERSION_7 373990b4856Slling #define SPA_VERSION_DELEGATED_PERMS SPA_VERSION_8 374da6c28aaSamw #define SPA_VERSION_FUID SPA_VERSION_9 375a9799022Sck #define SPA_VERSION_REFRESERVATION SPA_VERSION_9 376a9799022Sck #define SPA_VERSION_REFQUOTA SPA_VERSION_9 377a9799022Sck #define SPA_VERSION_UNIQUE_ACCURATE SPA_VERSION_9 378fa94a07fSbrendan #define SPA_VERSION_L2CACHE SPA_VERSION_10 379088f3894Sahrens #define SPA_VERSION_NEXT_CLONES SPA_VERSION_11 380088f3894Sahrens #define SPA_VERSION_ORIGIN SPA_VERSION_11 381088f3894Sahrens #define SPA_VERSION_DSL_SCRUB SPA_VERSION_11 382bb0ade09Sahrens #define SPA_VERSION_SNAP_PROPS SPA_VERSION_12 38374e7dc98SMatthew Ahrens #define SPA_VERSION_USED_BREAKDOWN SPA_VERSION_13 384d0f3f37eSMark Shellenbaum #define SPA_VERSION_PASSTHROUGH_X SPA_VERSION_14 38514843421SMatthew Ahrens #define SPA_VERSION_USERSPACE SPA_VERSION_15 386478ed9adSEric Taylor #define SPA_VERSION_STMF_PROP SPA_VERSION_16 387f94275ceSAdam Leventhal #define SPA_VERSION_RAIDZ3 SPA_VERSION_17 388842727c2SChris Kirby #define SPA_VERSION_USERREFS SPA_VERSION_18 38988ecc943SGeorge Wilson #define SPA_VERSION_HOLES SPA_VERSION_19 390b24ab676SJeff Bonwick #define SPA_VERSION_ZLE_COMPRESSION SPA_VERSION_20 391b24ab676SJeff Bonwick #define SPA_VERSION_DEDUP SPA_VERSION_21 39292241e0bSTom Erickson #define SPA_VERSION_RECVD_PROPS SPA_VERSION_22 3936e1f5caaSNeil Perrin #define SPA_VERSION_SLIM_ZIL SPA_VERSION_23 3940a586ceaSMark Shellenbaum #define SPA_VERSION_SA SPA_VERSION_24 3953f9d6ad7SLin Ling #define SPA_VERSION_SCAN SPA_VERSION_25 396cde58dbcSMatthew Ahrens #define SPA_VERSION_DIR_CLONES SPA_VERSION_26 397cde58dbcSMatthew Ahrens #define SPA_VERSION_DEADLISTS SPA_VERSION_26 3986e0cbcaaSMatthew Ahrens #define SPA_VERSION_FAST_SNAP SPA_VERSION_27 399cb04b873SMark J Musante #define SPA_VERSION_MULTI_REPLACE SPA_VERSION_28 400e7437265Sahrens 401e7437265Sahrens /* 402e7437265Sahrens * ZPL version - rev'd whenever an incompatible on-disk format change 403e7437265Sahrens * occurs. This is independent of SPA/DMU/ZAP versioning. You must 404e7437265Sahrens * also update the version_table[] and help message in zfs_prop.c. 405e7437265Sahrens * 406e7437265Sahrens * When changing, be sure to teach GRUB how to read the new format! 407478ed9adSEric Taylor * See usr/src/grub/grub-0.97/stage2/{zfs-include/,fsys_zfs*} 408e7437265Sahrens */ 409e7437265Sahrens #define ZPL_VERSION_1 1ULL 410e7437265Sahrens #define ZPL_VERSION_2 2ULL 411da6c28aaSamw #define ZPL_VERSION_3 3ULL 41214843421SMatthew Ahrens #define ZPL_VERSION_4 4ULL 4130a586ceaSMark Shellenbaum #define ZPL_VERSION_5 5ULL 4140a586ceaSMark Shellenbaum #define ZPL_VERSION ZPL_VERSION_5 4150a586ceaSMark Shellenbaum #define ZPL_VERSION_STRING "5" 416e7437265Sahrens 417e7437265Sahrens #define ZPL_VERSION_INITIAL ZPL_VERSION_1 418e7437265Sahrens #define ZPL_VERSION_DIRENT_TYPE ZPL_VERSION_2 419da6c28aaSamw #define ZPL_VERSION_FUID ZPL_VERSION_3 420de8267e0Stimh #define ZPL_VERSION_NORMALIZATION ZPL_VERSION_3 421da6c28aaSamw #define ZPL_VERSION_SYSATTR ZPL_VERSION_3 42214843421SMatthew Ahrens #define ZPL_VERSION_USERSPACE ZPL_VERSION_4 4230a586ceaSMark Shellenbaum #define ZPL_VERSION_SA ZPL_VERSION_5 424eaca9bbdSeschrock 425468c413aSTim Haley /* Rewind request information */ 426c8ee1847SVictor Latushkin #define ZPOOL_NO_REWIND 1 /* No policy - default behavior */ 427c8ee1847SVictor Latushkin #define ZPOOL_NEVER_REWIND 2 /* Do not search for best txg or rewind */ 428c8ee1847SVictor Latushkin #define ZPOOL_TRY_REWIND 4 /* Search for best txg, but do not rewind */ 429c8ee1847SVictor Latushkin #define ZPOOL_DO_REWIND 8 /* Rewind to best txg w/in deferred frees */ 430c8ee1847SVictor Latushkin #define ZPOOL_EXTREME_REWIND 16 /* Allow extreme measures to find best txg */ 431c8ee1847SVictor Latushkin #define ZPOOL_REWIND_MASK 28 /* All the possible rewind bits */ 432c8ee1847SVictor Latushkin #define ZPOOL_REWIND_POLICIES 31 /* All the possible policy bits */ 433468c413aSTim Haley 434468c413aSTim Haley typedef struct zpool_rewind_policy { 435468c413aSTim Haley uint32_t zrp_request; /* rewind behavior requested */ 436c8ee1847SVictor Latushkin uint64_t zrp_maxmeta; /* max acceptable meta-data errors */ 437c8ee1847SVictor Latushkin uint64_t zrp_maxdata; /* max acceptable data errors */ 438468c413aSTim Haley uint64_t zrp_txg; /* specific txg to load */ 439468c413aSTim Haley } zpool_rewind_policy_t; 440468c413aSTim Haley 441fa9e4066Sahrens /* 442fa9e4066Sahrens * The following are configuration names used in the nvlist describing a pool's 443fa9e4066Sahrens * configuration. 444fa9e4066Sahrens */ 445fa9e4066Sahrens #define ZPOOL_CONFIG_VERSION "version" 446fa9e4066Sahrens #define ZPOOL_CONFIG_POOL_NAME "name" 447fa9e4066Sahrens #define ZPOOL_CONFIG_POOL_STATE "state" 448fa9e4066Sahrens #define ZPOOL_CONFIG_POOL_TXG "txg" 449fa9e4066Sahrens #define ZPOOL_CONFIG_POOL_GUID "pool_guid" 450fa9e4066Sahrens #define ZPOOL_CONFIG_CREATE_TXG "create_txg" 451fa9e4066Sahrens #define ZPOOL_CONFIG_TOP_GUID "top_guid" 452fa9e4066Sahrens #define ZPOOL_CONFIG_VDEV_TREE "vdev_tree" 453fa9e4066Sahrens #define ZPOOL_CONFIG_TYPE "type" 454fa9e4066Sahrens #define ZPOOL_CONFIG_CHILDREN "children" 455fa9e4066Sahrens #define ZPOOL_CONFIG_ID "id" 456fa9e4066Sahrens #define ZPOOL_CONFIG_GUID "guid" 457fa9e4066Sahrens #define ZPOOL_CONFIG_PATH "path" 458fa9e4066Sahrens #define ZPOOL_CONFIG_DEVID "devid" 459fa9e4066Sahrens #define ZPOOL_CONFIG_METASLAB_ARRAY "metaslab_array" 460fa9e4066Sahrens #define ZPOOL_CONFIG_METASLAB_SHIFT "metaslab_shift" 461fa9e4066Sahrens #define ZPOOL_CONFIG_ASHIFT "ashift" 462fa9e4066Sahrens #define ZPOOL_CONFIG_ASIZE "asize" 463fa9e4066Sahrens #define ZPOOL_CONFIG_DTL "DTL" 4643f9d6ad7SLin Ling #define ZPOOL_CONFIG_SCAN_STATS "scan_stats" /* not stored on disk */ 4653f9d6ad7SLin Ling #define ZPOOL_CONFIG_VDEV_STATS "vdev_stats" /* not stored on disk */ 466afefbcddSeschrock #define ZPOOL_CONFIG_WHOLE_DISK "whole_disk" 467ea8dc4b6Seschrock #define ZPOOL_CONFIG_ERRCOUNT "error_count" 468ea8dc4b6Seschrock #define ZPOOL_CONFIG_NOT_PRESENT "not_present" 46999653d4eSeschrock #define ZPOOL_CONFIG_SPARES "spares" 47099653d4eSeschrock #define ZPOOL_CONFIG_IS_SPARE "is_spare" 47199653d4eSeschrock #define ZPOOL_CONFIG_NPARITY "nparity" 47295173954Sek #define ZPOOL_CONFIG_HOSTID "hostid" 47395173954Sek #define ZPOOL_CONFIG_HOSTNAME "hostname" 47411027bc7STim Haley #define ZPOOL_CONFIG_LOADED_TIME "initial_load_time" 4753d7072f8Seschrock #define ZPOOL_CONFIG_UNSPARE "unspare" 4763d7072f8Seschrock #define ZPOOL_CONFIG_PHYS_PATH "phys_path" 4778654d025Sperrin #define ZPOOL_CONFIG_IS_LOG "is_log" 478fa94a07fSbrendan #define ZPOOL_CONFIG_L2CACHE "l2cache" 47988ecc943SGeorge Wilson #define ZPOOL_CONFIG_HOLE_ARRAY "hole_array" 48088ecc943SGeorge Wilson #define ZPOOL_CONFIG_VDEV_CHILDREN "vdev_children" 48188ecc943SGeorge Wilson #define ZPOOL_CONFIG_IS_HOLE "is_hole" 4829eb19f4dSGeorge Wilson #define ZPOOL_CONFIG_DDT_HISTOGRAM "ddt_histogram" 4839eb19f4dSGeorge Wilson #define ZPOOL_CONFIG_DDT_OBJ_STATS "ddt_object_stats" 4849eb19f4dSGeorge Wilson #define ZPOOL_CONFIG_DDT_STATS "ddt_stats" 4851195e687SMark J Musante #define ZPOOL_CONFIG_SPLIT "splitcfg" 4861195e687SMark J Musante #define ZPOOL_CONFIG_ORIG_GUID "orig_guid" 4871195e687SMark J Musante #define ZPOOL_CONFIG_SPLIT_GUID "split_guid" 4881195e687SMark J Musante #define ZPOOL_CONFIG_SPLIT_LIST "guid_list" 4893f9d6ad7SLin Ling #define ZPOOL_CONFIG_REMOVING "removing" 490cb04b873SMark J Musante #define ZPOOL_CONFIG_RESILVERING "resilvering" 491e14bb325SJeff Bonwick #define ZPOOL_CONFIG_SUSPENDED "suspended" /* not stored on disk */ 492e7cbe64fSgw #define ZPOOL_CONFIG_TIMESTAMP "timestamp" /* not stored on disk */ 493e7cbe64fSgw #define ZPOOL_CONFIG_BOOTFS "bootfs" /* not stored on disk */ 4944b964adaSGeorge Wilson #define ZPOOL_CONFIG_MISSING_DEVICES "missing_vdevs" /* not stored on disk */ 4954b964adaSGeorge Wilson #define ZPOOL_CONFIG_LOAD_INFO "load_info" /* not stored on disk */ 4963d7072f8Seschrock /* 4973d7072f8Seschrock * The persistent vdev state is stored as separate values rather than a single 4983d7072f8Seschrock * 'vdev_state' entry. This is because a device can be in multiple states, such 4993d7072f8Seschrock * as offline and degraded. 5003d7072f8Seschrock */ 5013d7072f8Seschrock #define ZPOOL_CONFIG_OFFLINE "offline" 5023d7072f8Seschrock #define ZPOOL_CONFIG_FAULTED "faulted" 5033d7072f8Seschrock #define ZPOOL_CONFIG_DEGRADED "degraded" 5043d7072f8Seschrock #define ZPOOL_CONFIG_REMOVED "removed" 5056809eb4eSEric Schrock #define ZPOOL_CONFIG_FRU "fru" 506069f55e2SEric Schrock #define ZPOOL_CONFIG_AUX_STATE "aux_state" 507fa9e4066Sahrens 508468c413aSTim Haley /* Rewind policy parameters */ 509468c413aSTim Haley #define ZPOOL_REWIND_POLICY "rewind-policy" 510468c413aSTim Haley #define ZPOOL_REWIND_REQUEST "rewind-request" 511468c413aSTim Haley #define ZPOOL_REWIND_REQUEST_TXG "rewind-request-txg" 512468c413aSTim Haley #define ZPOOL_REWIND_META_THRESH "rewind-meta-thresh" 513468c413aSTim Haley #define ZPOOL_REWIND_DATA_THRESH "rewind-data-thresh" 514468c413aSTim Haley 515468c413aSTim Haley /* Rewind data discovered */ 516468c413aSTim Haley #define ZPOOL_CONFIG_LOAD_TIME "rewind_txg_ts" 517468c413aSTim Haley #define ZPOOL_CONFIG_LOAD_DATA_ERRORS "verify_data_errors" 518468c413aSTim Haley #define ZPOOL_CONFIG_REWIND_TIME "seconds_of_rewind" 519468c413aSTim Haley 520fa9e4066Sahrens #define VDEV_TYPE_ROOT "root" 521fa9e4066Sahrens #define VDEV_TYPE_MIRROR "mirror" 522fa9e4066Sahrens #define VDEV_TYPE_REPLACING "replacing" 523fa9e4066Sahrens #define VDEV_TYPE_RAIDZ "raidz" 524fa9e4066Sahrens #define VDEV_TYPE_DISK "disk" 525fa9e4066Sahrens #define VDEV_TYPE_FILE "file" 526fa9e4066Sahrens #define VDEV_TYPE_MISSING "missing" 52788ecc943SGeorge Wilson #define VDEV_TYPE_HOLE "hole" 52899653d4eSeschrock #define VDEV_TYPE_SPARE "spare" 5298654d025Sperrin #define VDEV_TYPE_LOG "log" 530fa94a07fSbrendan #define VDEV_TYPE_L2CACHE "l2cache" 531fa9e4066Sahrens 532fa9e4066Sahrens /* 533fa9e4066Sahrens * This is needed in userland to report the minimum necessary device size. 534fa9e4066Sahrens */ 535fa9e4066Sahrens #define SPA_MINDEVSIZE (64ULL << 20) 536fa9e4066Sahrens 537fa9e4066Sahrens /* 538fa9e4066Sahrens * The location of the pool configuration repository, shared between kernel and 539fa9e4066Sahrens * userland. 540fa9e4066Sahrens */ 541c5904d13Seschrock #define ZPOOL_CACHE "/etc/zfs/zpool.cache" 542fa9e4066Sahrens 543fa9e4066Sahrens /* 544fa9e4066Sahrens * vdev states are ordered from least to most healthy. 545fa9e4066Sahrens * A vdev that's CANT_OPEN or below is considered unusable. 546fa9e4066Sahrens */ 547fa9e4066Sahrens typedef enum vdev_state { 548fa9e4066Sahrens VDEV_STATE_UNKNOWN = 0, /* Uninitialized vdev */ 549fa9e4066Sahrens VDEV_STATE_CLOSED, /* Not currently open */ 550fa9e4066Sahrens VDEV_STATE_OFFLINE, /* Not allowed to open */ 5513d7072f8Seschrock VDEV_STATE_REMOVED, /* Explicitly removed from system */ 552fa9e4066Sahrens VDEV_STATE_CANT_OPEN, /* Tried to open, but failed */ 5533d7072f8Seschrock VDEV_STATE_FAULTED, /* External request to fault device */ 554fa9e4066Sahrens VDEV_STATE_DEGRADED, /* Replicated vdev with unhealthy kids */ 555fa9e4066Sahrens VDEV_STATE_HEALTHY /* Presumed good */ 556fa9e4066Sahrens } vdev_state_t; 557fa9e4066Sahrens 5583d7072f8Seschrock #define VDEV_STATE_ONLINE VDEV_STATE_HEALTHY 5593d7072f8Seschrock 560fa9e4066Sahrens /* 561fa9e4066Sahrens * vdev aux states. When a vdev is in the CANT_OPEN state, the aux field 562fa9e4066Sahrens * of the vdev stats structure uses these constants to distinguish why. 563fa9e4066Sahrens */ 564fa9e4066Sahrens typedef enum vdev_aux { 565fa9e4066Sahrens VDEV_AUX_NONE, /* no error */ 566fa9e4066Sahrens VDEV_AUX_OPEN_FAILED, /* ldi_open_*() or vn_open() failed */ 567fa9e4066Sahrens VDEV_AUX_CORRUPT_DATA, /* bad label or disk contents */ 568fa9e4066Sahrens VDEV_AUX_NO_REPLICAS, /* insufficient number of replicas */ 569fa9e4066Sahrens VDEV_AUX_BAD_GUID_SUM, /* vdev guid sum doesn't match */ 570fa9e4066Sahrens VDEV_AUX_TOO_SMALL, /* vdev size is too small */ 571eaca9bbdSeschrock VDEV_AUX_BAD_LABEL, /* the label is OK but invalid */ 572eaca9bbdSeschrock VDEV_AUX_VERSION_NEWER, /* on-disk version is too new */ 57399653d4eSeschrock VDEV_AUX_VERSION_OLDER, /* on-disk version is too old */ 5743d7072f8Seschrock VDEV_AUX_SPARED, /* hot spare used in another pool */ 57532b87932Sek VDEV_AUX_ERR_EXCEEDED, /* too many errors */ 576b87f3af3Sperrin VDEV_AUX_IO_FAILURE, /* experienced I/O failure */ 577069f55e2SEric Schrock VDEV_AUX_BAD_LOG, /* cannot read log chain(s) */ 5781195e687SMark J Musante VDEV_AUX_EXTERNAL, /* external diagnosis */ 5791195e687SMark J Musante VDEV_AUX_SPLIT_POOL /* vdev was split off into another pool */ 580fa9e4066Sahrens } vdev_aux_t; 581fa9e4066Sahrens 582fa9e4066Sahrens /* 58346a2abf2Seschrock * pool state. The following states are written to disk as part of the normal 584fa94a07fSbrendan * SPA lifecycle: ACTIVE, EXPORTED, DESTROYED, SPARE, L2CACHE. The remaining 585fa94a07fSbrendan * states are software abstractions used at various levels to communicate 586fa94a07fSbrendan * pool state. 587fa9e4066Sahrens */ 588fa9e4066Sahrens typedef enum pool_state { 589fa9e4066Sahrens POOL_STATE_ACTIVE = 0, /* In active use */ 590fa9e4066Sahrens POOL_STATE_EXPORTED, /* Explicitly exported */ 591fa9e4066Sahrens POOL_STATE_DESTROYED, /* Explicitly destroyed */ 59299653d4eSeschrock POOL_STATE_SPARE, /* Reserved for hot spare use */ 593fa94a07fSbrendan POOL_STATE_L2CACHE, /* Level 2 ARC device */ 594fa9e4066Sahrens POOL_STATE_UNINITIALIZED, /* Internal spa_t state */ 59546a2abf2Seschrock POOL_STATE_UNAVAIL, /* Internal libzfs state */ 59646a2abf2Seschrock POOL_STATE_POTENTIALLY_ACTIVE /* Internal libzfs state */ 597fa9e4066Sahrens } pool_state_t; 598fa9e4066Sahrens 599fa9e4066Sahrens /* 6003f9d6ad7SLin Ling * Scan Functions. 601fa9e4066Sahrens */ 6023f9d6ad7SLin Ling typedef enum pool_scan_func { 6033f9d6ad7SLin Ling POOL_SCAN_NONE, 6043f9d6ad7SLin Ling POOL_SCAN_SCRUB, 6053f9d6ad7SLin Ling POOL_SCAN_RESILVER, 6063f9d6ad7SLin Ling POOL_SCAN_FUNCS 6073f9d6ad7SLin Ling } pool_scan_func_t; 608fa9e4066Sahrens 609fa9e4066Sahrens /* 610fa9e4066Sahrens * ZIO types. Needed to interpret vdev statistics below. 611fa9e4066Sahrens */ 612fa9e4066Sahrens typedef enum zio_type { 613fa9e4066Sahrens ZIO_TYPE_NULL = 0, 614fa9e4066Sahrens ZIO_TYPE_READ, 615fa9e4066Sahrens ZIO_TYPE_WRITE, 616fa9e4066Sahrens ZIO_TYPE_FREE, 617fa9e4066Sahrens ZIO_TYPE_CLAIM, 618fa9e4066Sahrens ZIO_TYPE_IOCTL, 619fa9e4066Sahrens ZIO_TYPES 620fa9e4066Sahrens } zio_type_t; 621fa9e4066Sahrens 6223f9d6ad7SLin Ling /* 6233f9d6ad7SLin Ling * Pool statistics. Note: all fields should be 64-bit because this 6243f9d6ad7SLin Ling * is passed between kernel and userland as an nvlist uint64 array. 6253f9d6ad7SLin Ling */ 6263f9d6ad7SLin Ling typedef struct pool_scan_stat { 6273f9d6ad7SLin Ling /* values stored on disk */ 6283f9d6ad7SLin Ling uint64_t pss_func; /* pool_scan_func_t */ 6293f9d6ad7SLin Ling uint64_t pss_state; /* dsl_scan_state_t */ 6303f9d6ad7SLin Ling uint64_t pss_start_time; /* scan start time */ 6313f9d6ad7SLin Ling uint64_t pss_end_time; /* scan end time */ 6323f9d6ad7SLin Ling uint64_t pss_to_examine; /* total bytes to scan */ 6333f9d6ad7SLin Ling uint64_t pss_examined; /* total examined bytes */ 6343f9d6ad7SLin Ling uint64_t pss_to_process; /* total bytes to process */ 6353f9d6ad7SLin Ling uint64_t pss_processed; /* total processed bytes */ 6363f9d6ad7SLin Ling uint64_t pss_errors; /* scan errors */ 6373f9d6ad7SLin Ling 6383f9d6ad7SLin Ling /* values not stored on disk */ 6393f9d6ad7SLin Ling uint64_t pss_pass_exam; /* examined bytes per scan pass */ 6403f9d6ad7SLin Ling uint64_t pss_pass_start; /* start time of a scan pass */ 6413f9d6ad7SLin Ling } pool_scan_stat_t; 6423f9d6ad7SLin Ling 6433f9d6ad7SLin Ling typedef enum dsl_scan_state { 6443f9d6ad7SLin Ling DSS_NONE, 6453f9d6ad7SLin Ling DSS_SCANNING, 6463f9d6ad7SLin Ling DSS_FINISHED, 6473f9d6ad7SLin Ling DSS_CANCELED, 6483f9d6ad7SLin Ling DSS_NUM_STATES 6493f9d6ad7SLin Ling } dsl_scan_state_t; 6503f9d6ad7SLin Ling 6513f9d6ad7SLin Ling 652fa9e4066Sahrens /* 653fa9e4066Sahrens * Vdev statistics. Note: all fields should be 64-bit because this 654fa9e4066Sahrens * is passed between kernel and userland as an nvlist uint64 array. 655fa9e4066Sahrens */ 656fa9e4066Sahrens typedef struct vdev_stat { 657fa9e4066Sahrens hrtime_t vs_timestamp; /* time since vdev load */ 658fa9e4066Sahrens uint64_t vs_state; /* vdev state */ 659fa9e4066Sahrens uint64_t vs_aux; /* see vdev_aux_t */ 660fa9e4066Sahrens uint64_t vs_alloc; /* space allocated */ 661fa9e4066Sahrens uint64_t vs_space; /* total capacity */ 66299653d4eSeschrock uint64_t vs_dspace; /* deflated capacity */ 6632a79c5feSlling uint64_t vs_rsize; /* replaceable dev size */ 664fa9e4066Sahrens uint64_t vs_ops[ZIO_TYPES]; /* operation count */ 665fa9e4066Sahrens uint64_t vs_bytes[ZIO_TYPES]; /* bytes read/written */ 666fa9e4066Sahrens uint64_t vs_read_errors; /* read errors */ 667fa9e4066Sahrens uint64_t vs_write_errors; /* write errors */ 668fa9e4066Sahrens uint64_t vs_checksum_errors; /* checksum errors */ 669fa9e4066Sahrens uint64_t vs_self_healed; /* self-healed bytes */ 6703f9d6ad7SLin Ling uint64_t vs_scan_removing; /* removing? */ 6713f9d6ad7SLin Ling uint64_t vs_scan_processed; /* scan processed bytes */ 672fa9e4066Sahrens } vdev_stat_t; 673fa9e4066Sahrens 6749eb19f4dSGeorge Wilson /* 6759eb19f4dSGeorge Wilson * DDT statistics. Note: all fields should be 64-bit because this 6769eb19f4dSGeorge Wilson * is passed between kernel and userland as an nvlist uint64 array. 6779eb19f4dSGeorge Wilson */ 6789eb19f4dSGeorge Wilson typedef struct ddt_object { 6799eb19f4dSGeorge Wilson uint64_t ddo_count; /* number of elments in ddt */ 6809eb19f4dSGeorge Wilson uint64_t ddo_dspace; /* size of ddt on disk */ 6819eb19f4dSGeorge Wilson uint64_t ddo_mspace; /* size of ddt in-core */ 6829eb19f4dSGeorge Wilson } ddt_object_t; 6839eb19f4dSGeorge Wilson 6849eb19f4dSGeorge Wilson typedef struct ddt_stat { 6859eb19f4dSGeorge Wilson uint64_t dds_blocks; /* blocks */ 6869eb19f4dSGeorge Wilson uint64_t dds_lsize; /* logical size */ 6879eb19f4dSGeorge Wilson uint64_t dds_psize; /* physical size */ 6889eb19f4dSGeorge Wilson uint64_t dds_dsize; /* deflated allocated size */ 6899eb19f4dSGeorge Wilson uint64_t dds_ref_blocks; /* referenced blocks */ 6909eb19f4dSGeorge Wilson uint64_t dds_ref_lsize; /* referenced lsize * refcnt */ 6919eb19f4dSGeorge Wilson uint64_t dds_ref_psize; /* referenced psize * refcnt */ 6929eb19f4dSGeorge Wilson uint64_t dds_ref_dsize; /* referenced dsize * refcnt */ 6939eb19f4dSGeorge Wilson } ddt_stat_t; 6949eb19f4dSGeorge Wilson 6959eb19f4dSGeorge Wilson typedef struct ddt_histogram { 6969eb19f4dSGeorge Wilson ddt_stat_t ddh_stat[64]; /* power-of-two histogram buckets */ 6979eb19f4dSGeorge Wilson } ddt_histogram_t; 6989eb19f4dSGeorge Wilson 699e7cbe64fSgw #define ZVOL_DRIVER "zvol" 700fa9e4066Sahrens #define ZFS_DRIVER "zfs" 701fa9e4066Sahrens #define ZFS_DEV "/dev/zfs" 702fa9e4066Sahrens 703681d9761SEric Taylor /* general zvol path */ 704681d9761SEric Taylor #define ZVOL_DIR "/dev/zvol" 705681d9761SEric Taylor /* expansion */ 706573ca77eSGeorge Wilson #define ZVOL_PSEUDO_DEV "/devices/pseudo/zfs@0:" 707681d9761SEric Taylor /* for dump and swap */ 708681d9761SEric Taylor #define ZVOL_FULL_DEV_DIR ZVOL_DIR "/dsk/" 709681d9761SEric Taylor #define ZVOL_FULL_RDEV_DIR ZVOL_DIR "/rdsk/" 710fa9e4066Sahrens 711fa9e4066Sahrens #define ZVOL_PROP_NAME "name" 712c1449561SEric Taylor #define ZVOL_DEFAULT_BLOCKSIZE 8192 713fa9e4066Sahrens 714fa9e4066Sahrens /* 715fa9e4066Sahrens * /dev/zfs ioctl numbers. 716fa9e4066Sahrens */ 717fa9e4066Sahrens #define ZFS_IOC ('Z' << 8) 718fa9e4066Sahrens 719fa9e4066Sahrens typedef enum zfs_ioc { 720fa9e4066Sahrens ZFS_IOC_POOL_CREATE = ZFS_IOC, 721fa9e4066Sahrens ZFS_IOC_POOL_DESTROY, 722fa9e4066Sahrens ZFS_IOC_POOL_IMPORT, 723fa9e4066Sahrens ZFS_IOC_POOL_EXPORT, 724fa9e4066Sahrens ZFS_IOC_POOL_CONFIGS, 725fa9e4066Sahrens ZFS_IOC_POOL_STATS, 726fa9e4066Sahrens ZFS_IOC_POOL_TRYIMPORT, 7273f9d6ad7SLin Ling ZFS_IOC_POOL_SCAN, 728fa9e4066Sahrens ZFS_IOC_POOL_FREEZE, 729eaca9bbdSeschrock ZFS_IOC_POOL_UPGRADE, 73006eeb2adSek ZFS_IOC_POOL_GET_HISTORY, 731fa9e4066Sahrens ZFS_IOC_VDEV_ADD, 732fa9e4066Sahrens ZFS_IOC_VDEV_REMOVE, 7333d7072f8Seschrock ZFS_IOC_VDEV_SET_STATE, 734fa9e4066Sahrens ZFS_IOC_VDEV_ATTACH, 735fa9e4066Sahrens ZFS_IOC_VDEV_DETACH, 736c67d9675Seschrock ZFS_IOC_VDEV_SETPATH, 7376809eb4eSEric Schrock ZFS_IOC_VDEV_SETFRU, 738fa9e4066Sahrens ZFS_IOC_OBJSET_STATS, 739de8267e0Stimh ZFS_IOC_OBJSET_ZPLPROPS, 740fa9e4066Sahrens ZFS_IOC_DATASET_LIST_NEXT, 741fa9e4066Sahrens ZFS_IOC_SNAPSHOT_LIST_NEXT, 742fa9e4066Sahrens ZFS_IOC_SET_PROP, 743fa9e4066Sahrens ZFS_IOC_CREATE, 744fa9e4066Sahrens ZFS_IOC_DESTROY, 745fa9e4066Sahrens ZFS_IOC_ROLLBACK, 746fa9e4066Sahrens ZFS_IOC_RENAME, 7473cb34c60Sahrens ZFS_IOC_RECV, 7483cb34c60Sahrens ZFS_IOC_SEND, 749ea8dc4b6Seschrock ZFS_IOC_INJECT_FAULT, 750ea8dc4b6Seschrock ZFS_IOC_CLEAR_FAULT, 751ea8dc4b6Seschrock ZFS_IOC_INJECT_LIST_NEXT, 752ea8dc4b6Seschrock ZFS_IOC_ERROR_LOG, 753ea8dc4b6Seschrock ZFS_IOC_CLEAR, 7541d452cf5Sahrens ZFS_IOC_PROMOTE, 7551d452cf5Sahrens ZFS_IOC_DESTROY_SNAPS, 75655434c77Sek ZFS_IOC_SNAPSHOT, 75755434c77Sek ZFS_IOC_DSOBJ_TO_DSNAME, 758b1b8ab34Slling ZFS_IOC_OBJ_TO_PATH, 759b1b8ab34Slling ZFS_IOC_POOL_SET_PROPS, 760ecd6cf80Smarks ZFS_IOC_POOL_GET_PROPS, 761ecd6cf80Smarks ZFS_IOC_SET_FSACL, 762ecd6cf80Smarks ZFS_IOC_GET_FSACL, 763e45ce728Sahrens ZFS_IOC_SHARE, 764743a77edSAlan Wright ZFS_IOC_INHERIT_PROP, 76514843421SMatthew Ahrens ZFS_IOC_SMB_ACL, 76614843421SMatthew Ahrens ZFS_IOC_USERSPACE_ONE, 76714843421SMatthew Ahrens ZFS_IOC_USERSPACE_MANY, 768842727c2SChris Kirby ZFS_IOC_USERSPACE_UPGRADE, 769842727c2SChris Kirby ZFS_IOC_HOLD, 770842727c2SChris Kirby ZFS_IOC_RELEASE, 77192241e0bSTom Erickson ZFS_IOC_GET_HOLDS, 7721195e687SMark J Musante ZFS_IOC_OBJSET_RECVD_PROPS, 77399d5e173STim Haley ZFS_IOC_VDEV_SPLIT, 77499d5e173STim Haley ZFS_IOC_NEXT_OBJ, 77599d5e173STim Haley ZFS_IOC_DIFF, 77699d5e173STim Haley ZFS_IOC_TMP_SNAPSHOT, 77799d5e173STim Haley ZFS_IOC_OBJ_TO_STATS 778fa9e4066Sahrens } zfs_ioc_t; 779fa9e4066Sahrens 780ea8dc4b6Seschrock /* 781ea8dc4b6Seschrock * Internal SPA load state. Used by FMA diagnosis engine. 782ea8dc4b6Seschrock */ 783ea8dc4b6Seschrock typedef enum { 7849eb19f4dSGeorge Wilson SPA_LOAD_NONE, /* no load in progress */ 7859eb19f4dSGeorge Wilson SPA_LOAD_OPEN, /* normal open */ 7869eb19f4dSGeorge Wilson SPA_LOAD_IMPORT, /* import in progress */ 787468c413aSTim Haley SPA_LOAD_TRYIMPORT, /* tryimport in progress */ 7889eb19f4dSGeorge Wilson SPA_LOAD_RECOVER, /* recovery requested */ 7899eb19f4dSGeorge Wilson SPA_LOAD_ERROR /* load failed */ 790ea8dc4b6Seschrock } spa_load_state_t; 791ea8dc4b6Seschrock 792e9dbad6fSeschrock /* 793e9dbad6fSeschrock * Bookmark name values. 794e9dbad6fSeschrock */ 79555434c77Sek #define ZPOOL_ERR_LIST "error list" 796e9dbad6fSeschrock #define ZPOOL_ERR_DATASET "dataset" 797e9dbad6fSeschrock #define ZPOOL_ERR_OBJECT "object" 798e9dbad6fSeschrock 79906eeb2adSek #define HIS_MAX_RECORD_LEN (MAXPATHLEN + MAXPATHLEN + 1) 80006eeb2adSek 80106eeb2adSek /* 80206eeb2adSek * The following are names used in the nvlist describing 80306eeb2adSek * the pool's history log. 80406eeb2adSek */ 80506eeb2adSek #define ZPOOL_HIST_RECORD "history record" 80606eeb2adSek #define ZPOOL_HIST_TIME "history time" 80706eeb2adSek #define ZPOOL_HIST_CMD "history command" 808ecd6cf80Smarks #define ZPOOL_HIST_WHO "history who" 809ecd6cf80Smarks #define ZPOOL_HIST_ZONE "history zone" 810ecd6cf80Smarks #define ZPOOL_HIST_HOST "history hostname" 811ecd6cf80Smarks #define ZPOOL_HIST_TXG "history txg" 812ecd6cf80Smarks #define ZPOOL_HIST_INT_EVENT "history internal event" 813ecd6cf80Smarks #define ZPOOL_HIST_INT_STR "history internal str" 81406eeb2adSek 8153d7072f8Seschrock /* 8163d7072f8Seschrock * Flags for ZFS_IOC_VDEV_SET_STATE 8173d7072f8Seschrock */ 8183d7072f8Seschrock #define ZFS_ONLINE_CHECKREMOVE 0x1 8193d7072f8Seschrock #define ZFS_ONLINE_UNSPARE 0x2 8203d7072f8Seschrock #define ZFS_ONLINE_FORCEFAULT 0x4 821573ca77eSGeorge Wilson #define ZFS_ONLINE_EXPAND 0x8 8223d7072f8Seschrock #define ZFS_OFFLINE_TEMPORARY 0x1 8233d7072f8Seschrock 8244b964adaSGeorge Wilson /* 8254b964adaSGeorge Wilson * Flags for ZFS_IOC_POOL_IMPORT 8264b964adaSGeorge Wilson */ 8274b964adaSGeorge Wilson #define ZFS_IMPORT_NORMAL 0x0 8284b964adaSGeorge Wilson #define ZFS_IMPORT_VERBATIM 0x1 8294b964adaSGeorge Wilson #define ZFS_IMPORT_ANY_HOST 0x2 8304b964adaSGeorge Wilson #define ZFS_IMPORT_MISSING_LOG 0x4 831*f9af39baSGeorge Wilson #define ZFS_IMPORT_ONLY 0x8 8324b964adaSGeorge Wilson 8333d7072f8Seschrock /* 8343d7072f8Seschrock * Sysevent payload members. ZFS will generate the following sysevents with the 8353d7072f8Seschrock * given payloads: 8363d7072f8Seschrock * 8373d7072f8Seschrock * ESC_ZFS_RESILVER_START 8383d7072f8Seschrock * ESC_ZFS_RESILVER_END 8393d7072f8Seschrock * ESC_ZFS_POOL_DESTROY 8403d7072f8Seschrock * 8413d7072f8Seschrock * ZFS_EV_POOL_NAME DATA_TYPE_STRING 8423d7072f8Seschrock * ZFS_EV_POOL_GUID DATA_TYPE_UINT64 8433d7072f8Seschrock * 8443d7072f8Seschrock * ESC_ZFS_VDEV_REMOVE 8453d7072f8Seschrock * ESC_ZFS_VDEV_CLEAR 8463d7072f8Seschrock * ESC_ZFS_VDEV_CHECK 8473d7072f8Seschrock * 8483d7072f8Seschrock * ZFS_EV_POOL_NAME DATA_TYPE_STRING 8493d7072f8Seschrock * ZFS_EV_POOL_GUID DATA_TYPE_UINT64 8503d7072f8Seschrock * ZFS_EV_VDEV_PATH DATA_TYPE_STRING (optional) 8513d7072f8Seschrock * ZFS_EV_VDEV_GUID DATA_TYPE_UINT64 8523d7072f8Seschrock */ 8533d7072f8Seschrock #define ZFS_EV_POOL_NAME "pool_name" 8543d7072f8Seschrock #define ZFS_EV_POOL_GUID "pool_guid" 8553d7072f8Seschrock #define ZFS_EV_VDEV_PATH "vdev_path" 8563d7072f8Seschrock #define ZFS_EV_VDEV_GUID "vdev_guid" 8573d7072f8Seschrock 858088f3894Sahrens /* 859088f3894Sahrens * Note: This is encoded on-disk, so new events must be added to the 860088f3894Sahrens * end, and unused events can not be removed. Be sure to edit 8618f18d1faSGeorge Wilson * libzfs_pool.c: hist_event_table[]. 862088f3894Sahrens */ 863ecd6cf80Smarks typedef enum history_internal_events { 864ecd6cf80Smarks LOG_NO_EVENT = 0, 865ecd6cf80Smarks LOG_POOL_CREATE, 866ecd6cf80Smarks LOG_POOL_VDEV_ADD, 867ecd6cf80Smarks LOG_POOL_REMOVE, 868ecd6cf80Smarks LOG_POOL_DESTROY, 869ecd6cf80Smarks LOG_POOL_EXPORT, 870ecd6cf80Smarks LOG_POOL_IMPORT, 871ecd6cf80Smarks LOG_POOL_VDEV_ATTACH, 872ecd6cf80Smarks LOG_POOL_VDEV_REPLACE, 873ecd6cf80Smarks LOG_POOL_VDEV_DETACH, 874ecd6cf80Smarks LOG_POOL_VDEV_ONLINE, 875ecd6cf80Smarks LOG_POOL_VDEV_OFFLINE, 876ecd6cf80Smarks LOG_POOL_UPGRADE, 877ecd6cf80Smarks LOG_POOL_CLEAR, 8783f9d6ad7SLin Ling LOG_POOL_SCAN, 879ecd6cf80Smarks LOG_POOL_PROPSET, 880ecd6cf80Smarks LOG_DS_CREATE, 881ecd6cf80Smarks LOG_DS_CLONE, 882ecd6cf80Smarks LOG_DS_DESTROY, 883ecd6cf80Smarks LOG_DS_DESTROY_BEGIN, 884ecd6cf80Smarks LOG_DS_INHERIT, 885ecd6cf80Smarks LOG_DS_PROPSET, 886ecd6cf80Smarks LOG_DS_QUOTA, 887ecd6cf80Smarks LOG_DS_PERM_UPDATE, 888ecd6cf80Smarks LOG_DS_PERM_REMOVE, 889ecd6cf80Smarks LOG_DS_PERM_WHO_REMOVE, 890ecd6cf80Smarks LOG_DS_PROMOTE, 891ecd6cf80Smarks LOG_DS_RECEIVE, 892ecd6cf80Smarks LOG_DS_RENAME, 893ecd6cf80Smarks LOG_DS_RESERVATION, 894ecd6cf80Smarks LOG_DS_REPLAY_INC_SYNC, 895ecd6cf80Smarks LOG_DS_REPLAY_FULL_SYNC, 896ecd6cf80Smarks LOG_DS_ROLLBACK, 897ecd6cf80Smarks LOG_DS_SNAPSHOT, 898e7437265Sahrens LOG_DS_UPGRADE, 899a9799022Sck LOG_DS_REFQUOTA, 900a9799022Sck LOG_DS_REFRESERV, 9013f9d6ad7SLin Ling LOG_POOL_SCAN_DONE, 902842727c2SChris Kirby LOG_DS_USER_HOLD, 903842727c2SChris Kirby LOG_DS_USER_RELEASE, 9041195e687SMark J Musante LOG_POOL_SPLIT, 905ecd6cf80Smarks LOG_END 906ecd6cf80Smarks } history_internal_events_t; 907ecd6cf80Smarks 908fa9e4066Sahrens #ifdef __cplusplus 909fa9e4066Sahrens } 910fa9e4066Sahrens #endif 911fa9e4066Sahrens 912fa9e4066Sahrens #endif /* _SYS_FS_ZFS_H */ 913