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. 24187d6ac0SMatt Ahrens * Copyright (c) 2011 by Delphix. All rights reserved. 25e9103aaeSGarrett D'Amore * Copyright 2011 Nexenta Systems, Inc. All rights reserved. 26fa9e4066Sahrens */ 27fa9e4066Sahrens 2855da60b9SMark J Musante /* Portions Copyright 2010 Robert Milkowski */ 2955da60b9SMark J Musante 30fa9e4066Sahrens #ifndef _SYS_FS_ZFS_H 31fa9e4066Sahrens #define _SYS_FS_ZFS_H 32fa9e4066Sahrens 33842727c2SChris Kirby #include <sys/time.h> 34842727c2SChris Kirby 35fa9e4066Sahrens #ifdef __cplusplus 36fa9e4066Sahrens extern "C" { 37fa9e4066Sahrens #endif 38fa9e4066Sahrens 39fa9e4066Sahrens /* 40fa9e4066Sahrens * Types and constants shared between userland and the kernel. 41fa9e4066Sahrens */ 42fa9e4066Sahrens 43fa9e4066Sahrens /* 44fa9e4066Sahrens * Each dataset can be one of the following types. These constants can be 45fa9e4066Sahrens * combined into masks that can be passed to various functions. 46fa9e4066Sahrens */ 47fa9e4066Sahrens typedef enum { 48fa9e4066Sahrens ZFS_TYPE_FILESYSTEM = 0x1, 49fa9e4066Sahrens ZFS_TYPE_SNAPSHOT = 0x2, 50b1b8ab34Slling ZFS_TYPE_VOLUME = 0x4, 51b1b8ab34Slling ZFS_TYPE_POOL = 0x8 52fa9e4066Sahrens } zfs_type_t; 53fa9e4066Sahrens 54990b4856Slling #define ZFS_TYPE_DATASET \ 55fa9e4066Sahrens (ZFS_TYPE_FILESYSTEM | ZFS_TYPE_VOLUME | ZFS_TYPE_SNAPSHOT) 56fa9e4066Sahrens 57478ed9adSEric Taylor #define ZAP_MAXNAMELEN 256 58478ed9adSEric Taylor #define ZAP_MAXVALUELEN (1024 * 8) 59478ed9adSEric Taylor #define ZAP_OLDMAXVALUELEN 1024 60478ed9adSEric Taylor 61fa9e4066Sahrens /* 62990b4856Slling * Dataset properties are identified by these constants and must be added to 63990b4856Slling * the end of this list to ensure that external consumers are not affected 64990b4856Slling * by the change. If you make any changes to this list, be sure to update 6566e2aaccSgw * the property table in usr/src/common/zfs/zfs_prop.c. 66fa9e4066Sahrens */ 67fa9e4066Sahrens typedef enum { 68fa9e4066Sahrens ZFS_PROP_TYPE, 69fa9e4066Sahrens ZFS_PROP_CREATION, 70fa9e4066Sahrens ZFS_PROP_USED, 71fa9e4066Sahrens ZFS_PROP_AVAILABLE, 72fa9e4066Sahrens ZFS_PROP_REFERENCED, 73fa9e4066Sahrens ZFS_PROP_COMPRESSRATIO, 74fa9e4066Sahrens ZFS_PROP_MOUNTED, 75fa9e4066Sahrens ZFS_PROP_ORIGIN, 76fa9e4066Sahrens ZFS_PROP_QUOTA, 77fa9e4066Sahrens ZFS_PROP_RESERVATION, 78fa9e4066Sahrens ZFS_PROP_VOLSIZE, 79fa9e4066Sahrens ZFS_PROP_VOLBLOCKSIZE, 80fa9e4066Sahrens ZFS_PROP_RECORDSIZE, 81fa9e4066Sahrens ZFS_PROP_MOUNTPOINT, 82fa9e4066Sahrens ZFS_PROP_SHARENFS, 83fa9e4066Sahrens ZFS_PROP_CHECKSUM, 84fa9e4066Sahrens ZFS_PROP_COMPRESSION, 85fa9e4066Sahrens ZFS_PROP_ATIME, 86fa9e4066Sahrens ZFS_PROP_DEVICES, 87fa9e4066Sahrens ZFS_PROP_EXEC, 88fa9e4066Sahrens ZFS_PROP_SETUID, 89fa9e4066Sahrens ZFS_PROP_READONLY, 90fa9e4066Sahrens ZFS_PROP_ZONED, 91fa9e4066Sahrens ZFS_PROP_SNAPDIR, 92a3c49ce1SAlbert Lee ZFS_PROP_ACLMODE, 93fa9e4066Sahrens ZFS_PROP_ACLINHERIT, 9466e2aaccSgw ZFS_PROP_CREATETXG, /* not exposed to the user */ 9566e2aaccSgw ZFS_PROP_NAME, /* not exposed to the user */ 96e9dbad6fSeschrock ZFS_PROP_CANMOUNT, 9766e2aaccSgw ZFS_PROP_ISCSIOPTIONS, /* not exposed to the user */ 987b55fa8eSck ZFS_PROP_XATTR, 99d0ad202dSahrens ZFS_PROP_NUMCLONES, /* not exposed to the user */ 100b1b8ab34Slling ZFS_PROP_COPIES, 101e7437265Sahrens ZFS_PROP_VERSION, 102da6c28aaSamw ZFS_PROP_UTF8ONLY, 103da6c28aaSamw ZFS_PROP_NORMALIZE, 104da6c28aaSamw ZFS_PROP_CASE, 105da6c28aaSamw ZFS_PROP_VSCAN, 106da6c28aaSamw ZFS_PROP_NBMAND, 107da6c28aaSamw ZFS_PROP_SHARESMB, 108a9799022Sck ZFS_PROP_REFQUOTA, 109a9799022Sck ZFS_PROP_REFRESERVATION, 110c5904d13Seschrock ZFS_PROP_GUID, 1113baa08fcSek ZFS_PROP_PRIMARYCACHE, 1123baa08fcSek ZFS_PROP_SECONDARYCACHE, 11374e7dc98SMatthew Ahrens ZFS_PROP_USEDSNAP, 11474e7dc98SMatthew Ahrens ZFS_PROP_USEDDS, 11574e7dc98SMatthew Ahrens ZFS_PROP_USEDCHILD, 11674e7dc98SMatthew Ahrens ZFS_PROP_USEDREFRESERV, 11714843421SMatthew Ahrens ZFS_PROP_USERACCOUNTING, /* not exposed to the user */ 118478ed9adSEric Taylor ZFS_PROP_STMF_SHAREINFO, /* not exposed to the user */ 119842727c2SChris Kirby ZFS_PROP_DEFER_DESTROY, 120842727c2SChris Kirby ZFS_PROP_USERREFS, 121e09fa4daSNeil Perrin ZFS_PROP_LOGBIAS, 1221d713200SEric Schrock ZFS_PROP_UNIQUE, /* not exposed to the user */ 1231d713200SEric Schrock ZFS_PROP_OBJSETID, /* not exposed to the user */ 124b24ab676SJeff Bonwick ZFS_PROP_DEDUP, 1254201a95eSRic Aleshire ZFS_PROP_MLSLABEL, 12655da60b9SMark J Musante ZFS_PROP_SYNC, 127187d6ac0SMatt Ahrens ZFS_PROP_REFRATIO, 128*19b94df9SMatthew Ahrens ZFS_PROP_WRITTEN, 129*19b94df9SMatthew Ahrens ZFS_PROP_CLONES, 13091ebeef5Sahrens ZFS_NUM_PROPS 131fa9e4066Sahrens } zfs_prop_t; 132fa9e4066Sahrens 13314843421SMatthew Ahrens typedef enum { 13414843421SMatthew Ahrens ZFS_PROP_USERUSED, 13514843421SMatthew Ahrens ZFS_PROP_USERQUOTA, 13614843421SMatthew Ahrens ZFS_PROP_GROUPUSED, 13714843421SMatthew Ahrens ZFS_PROP_GROUPQUOTA, 13814843421SMatthew Ahrens ZFS_NUM_USERQUOTA_PROPS 13914843421SMatthew Ahrens } zfs_userquota_prop_t; 14014843421SMatthew Ahrens 14114843421SMatthew Ahrens extern const char *zfs_userquota_prop_prefixes[ZFS_NUM_USERQUOTA_PROPS]; 14214843421SMatthew Ahrens 143990b4856Slling /* 144990b4856Slling * Pool properties are identified by these constants and must be added to the 145b87f3af3Sperrin * end of this list to ensure that external consumers are not affected 146990b4856Slling * by the change. If you make any changes to this list, be sure to update 147990b4856Slling * the property table in usr/src/common/zfs/zpool_prop.c. 148990b4856Slling */ 149990b4856Slling typedef enum { 150990b4856Slling ZPOOL_PROP_NAME, 151990b4856Slling ZPOOL_PROP_SIZE, 152990b4856Slling ZPOOL_PROP_CAPACITY, 153990b4856Slling ZPOOL_PROP_ALTROOT, 154990b4856Slling ZPOOL_PROP_HEALTH, 155990b4856Slling ZPOOL_PROP_GUID, 156990b4856Slling ZPOOL_PROP_VERSION, 157990b4856Slling ZPOOL_PROP_BOOTFS, 158990b4856Slling ZPOOL_PROP_DELEGATION, 159990b4856Slling ZPOOL_PROP_AUTOREPLACE, 1602f8aaab3Seschrock ZPOOL_PROP_CACHEFILE, 1610a4e9518Sgw ZPOOL_PROP_FAILUREMODE, 162d5b5bb25SRich Morris ZPOOL_PROP_LISTSNAPS, 163573ca77eSGeorge Wilson ZPOOL_PROP_AUTOEXPAND, 164b24ab676SJeff Bonwick ZPOOL_PROP_DEDUPDITTO, 165b24ab676SJeff Bonwick ZPOOL_PROP_DEDUPRATIO, 166485bbbf5SGeorge Wilson ZPOOL_PROP_FREE, 167485bbbf5SGeorge Wilson ZPOOL_PROP_ALLOCATED, 168f9af39baSGeorge Wilson ZPOOL_PROP_READONLY, 169990b4856Slling ZPOOL_NUM_PROPS 170990b4856Slling } zpool_prop_t; 171b1b8ab34Slling 172990b4856Slling #define ZPROP_CONT -2 173990b4856Slling #define ZPROP_INVAL -1 1743d7072f8Seschrock 175990b4856Slling #define ZPROP_VALUE "value" 176990b4856Slling #define ZPROP_SOURCE "source" 1777f7322feSeschrock 178b1b8ab34Slling typedef enum { 179990b4856Slling ZPROP_SRC_NONE = 0x1, 180990b4856Slling ZPROP_SRC_DEFAULT = 0x2, 181990b4856Slling ZPROP_SRC_TEMPORARY = 0x4, 182990b4856Slling ZPROP_SRC_LOCAL = 0x8, 18392241e0bSTom Erickson ZPROP_SRC_INHERITED = 0x10, 18492241e0bSTom Erickson ZPROP_SRC_RECEIVED = 0x20 185990b4856Slling } zprop_source_t; 186990b4856Slling 18792241e0bSTom Erickson #define ZPROP_SRC_ALL 0x3f 18892241e0bSTom Erickson 18992241e0bSTom Erickson #define ZPROP_SOURCE_VAL_RECVD "$recvd" 19092241e0bSTom Erickson #define ZPROP_N_MORE_ERRORS "N_MORE_ERRORS" 19192241e0bSTom Erickson /* 19292241e0bSTom Erickson * Dataset flag implemented as a special entry in the props zap object 19392241e0bSTom Erickson * indicating that the dataset has received properties on or after 19492241e0bSTom Erickson * SPA_VERSION_RECVD_PROPS. The first such receive blows away local properties 19592241e0bSTom Erickson * just as it did in earlier versions, and thereafter, local properties are 19692241e0bSTom Erickson * preserved. 19792241e0bSTom Erickson */ 19892241e0bSTom Erickson #define ZPROP_HAS_RECVD "$hasrecvd" 19992241e0bSTom Erickson 20092241e0bSTom Erickson typedef enum { 20192241e0bSTom Erickson ZPROP_ERR_NOCLEAR = 0x1, /* failure to clear existing props */ 20292241e0bSTom Erickson ZPROP_ERR_NORESTORE = 0x2 /* failure to restore props on error */ 20392241e0bSTom Erickson } zprop_errflags_t; 204990b4856Slling 205990b4856Slling typedef int (*zprop_func)(int, void *); 206990b4856Slling 2070a48a24eStimh /* 2080a48a24eStimh * Properties to be set on the root file system of a new pool 2090a48a24eStimh * are stuffed into their own nvlist, which is then included in 2100a48a24eStimh * the properties nvlist with the pool properties. 2110a48a24eStimh */ 2120a48a24eStimh #define ZPOOL_ROOTFS_PROPS "root-props-nvl" 2130a48a24eStimh 214990b4856Slling /* 215990b4856Slling * Dataset property functions shared between libzfs and kernel. 216990b4856Slling */ 217990b4856Slling const char *zfs_prop_default_string(zfs_prop_t); 218990b4856Slling uint64_t zfs_prop_default_numeric(zfs_prop_t); 219990b4856Slling boolean_t zfs_prop_readonly(zfs_prop_t); 220990b4856Slling boolean_t zfs_prop_inheritable(zfs_prop_t); 221da6c28aaSamw boolean_t zfs_prop_setonce(zfs_prop_t); 222990b4856Slling const char *zfs_prop_to_name(zfs_prop_t); 223990b4856Slling zfs_prop_t zfs_name_to_prop(const char *); 224990b4856Slling boolean_t zfs_prop_user(const char *); 22592241e0bSTom Erickson boolean_t zfs_prop_userquota(const char *); 226*19b94df9SMatthew Ahrens boolean_t zfs_prop_written(const char *); 227990b4856Slling int zfs_prop_index_to_string(zfs_prop_t, uint64_t, const char **); 228990b4856Slling int zfs_prop_string_to_index(zfs_prop_t, const char *, uint64_t *); 229b24ab676SJeff Bonwick uint64_t zfs_prop_random_value(zfs_prop_t, uint64_t seed); 2304853e976Sgw boolean_t zfs_prop_valid_for_type(int, zfs_type_t); 231b1b8ab34Slling 232990b4856Slling /* 233990b4856Slling * Pool property functions shared between libzfs and kernel. 234990b4856Slling */ 235990b4856Slling zpool_prop_t zpool_name_to_prop(const char *); 236990b4856Slling const char *zpool_prop_to_name(zpool_prop_t); 237990b4856Slling const char *zpool_prop_default_string(zpool_prop_t); 238990b4856Slling uint64_t zpool_prop_default_numeric(zpool_prop_t); 239990b4856Slling boolean_t zpool_prop_readonly(zpool_prop_t); 240990b4856Slling int zpool_prop_index_to_string(zpool_prop_t, uint64_t, const char **); 241990b4856Slling int zpool_prop_string_to_index(zpool_prop_t, const char *, uint64_t *); 242b24ab676SJeff Bonwick uint64_t zpool_prop_random_value(zpool_prop_t, uint64_t seed); 243b1b8ab34Slling 244990b4856Slling /* 245990b4856Slling * Definitions for the Delegation. 246990b4856Slling */ 247ecd6cf80Smarks typedef enum { 248ecd6cf80Smarks ZFS_DELEG_WHO_UNKNOWN = 0, 249ecd6cf80Smarks ZFS_DELEG_USER = 'u', 250ecd6cf80Smarks ZFS_DELEG_USER_SETS = 'U', 251ecd6cf80Smarks ZFS_DELEG_GROUP = 'g', 252ecd6cf80Smarks ZFS_DELEG_GROUP_SETS = 'G', 253ecd6cf80Smarks ZFS_DELEG_EVERYONE = 'e', 254ecd6cf80Smarks ZFS_DELEG_EVERYONE_SETS = 'E', 255ecd6cf80Smarks ZFS_DELEG_CREATE = 'c', 256ecd6cf80Smarks ZFS_DELEG_CREATE_SETS = 'C', 257ecd6cf80Smarks ZFS_DELEG_NAMED_SET = 's', 258ecd6cf80Smarks ZFS_DELEG_NAMED_SET_SETS = 'S' 259ecd6cf80Smarks } zfs_deleg_who_type_t; 260ecd6cf80Smarks 261ecd6cf80Smarks typedef enum { 262ecd6cf80Smarks ZFS_DELEG_NONE = 0, 263ecd6cf80Smarks ZFS_DELEG_PERM_LOCAL = 1, 264ecd6cf80Smarks ZFS_DELEG_PERM_DESCENDENT = 2, 265ecd6cf80Smarks ZFS_DELEG_PERM_LOCALDESCENDENT = 3, 266ecd6cf80Smarks ZFS_DELEG_PERM_CREATE = 4 267ecd6cf80Smarks } zfs_deleg_inherit_t; 268ecd6cf80Smarks 269ecd6cf80Smarks #define ZFS_DELEG_PERM_UID "uid" 270ecd6cf80Smarks #define ZFS_DELEG_PERM_GID "gid" 271ecd6cf80Smarks #define ZFS_DELEG_PERM_GROUPS "groups" 272ecd6cf80Smarks 2734201a95eSRic Aleshire #define ZFS_MLSLABEL_DEFAULT "none" 2744201a95eSRic Aleshire 275743a77edSAlan Wright #define ZFS_SMB_ACL_SRC "src" 276743a77edSAlan Wright #define ZFS_SMB_ACL_TARGET "target" 277743a77edSAlan Wright 278a227b7f4Shs typedef enum { 279a227b7f4Shs ZFS_CANMOUNT_OFF = 0, 280a227b7f4Shs ZFS_CANMOUNT_ON = 1, 281a227b7f4Shs ZFS_CANMOUNT_NOAUTO = 2 282a227b7f4Shs } zfs_canmount_type_t; 283a227b7f4Shs 284e09fa4daSNeil Perrin typedef enum { 285e09fa4daSNeil Perrin ZFS_LOGBIAS_LATENCY = 0, 286e09fa4daSNeil Perrin ZFS_LOGBIAS_THROUGHPUT = 1 287e09fa4daSNeil Perrin } zfs_logbias_op_t; 288e09fa4daSNeil Perrin 289da6c28aaSamw typedef enum zfs_share_op { 290da6c28aaSamw ZFS_SHARE_NFS = 0, 291da6c28aaSamw ZFS_UNSHARE_NFS = 1, 292da6c28aaSamw ZFS_SHARE_SMB = 2, 293da6c28aaSamw ZFS_UNSHARE_SMB = 3 294da6c28aaSamw } zfs_share_op_t; 295da6c28aaSamw 296743a77edSAlan Wright typedef enum zfs_smb_acl_op { 297743a77edSAlan Wright ZFS_SMB_ACL_ADD, 298743a77edSAlan Wright ZFS_SMB_ACL_REMOVE, 299743a77edSAlan Wright ZFS_SMB_ACL_RENAME, 300743a77edSAlan Wright ZFS_SMB_ACL_PURGE 301743a77edSAlan Wright } zfs_smb_acl_op_t; 302743a77edSAlan Wright 3033baa08fcSek typedef enum zfs_cache_type { 3043baa08fcSek ZFS_CACHE_NONE = 0, 3053baa08fcSek ZFS_CACHE_METADATA = 1, 3063baa08fcSek ZFS_CACHE_ALL = 2 3073baa08fcSek } zfs_cache_type_t; 3083baa08fcSek 30955da60b9SMark J Musante typedef enum { 31055da60b9SMark J Musante ZFS_SYNC_STANDARD = 0, 31155da60b9SMark J Musante ZFS_SYNC_ALWAYS = 1, 31255da60b9SMark J Musante ZFS_SYNC_DISABLED = 2 31355da60b9SMark J Musante } zfs_sync_type_t; 31455da60b9SMark J Musante 3153baa08fcSek 316eaca9bbdSeschrock /* 31799653d4eSeschrock * On-disk version number. 318eaca9bbdSeschrock */ 319e7437265Sahrens #define SPA_VERSION_1 1ULL 320e7437265Sahrens #define SPA_VERSION_2 2ULL 321e7437265Sahrens #define SPA_VERSION_3 3ULL 322e7437265Sahrens #define SPA_VERSION_4 4ULL 323e7437265Sahrens #define SPA_VERSION_5 5ULL 324e7437265Sahrens #define SPA_VERSION_6 6ULL 325e7437265Sahrens #define SPA_VERSION_7 7ULL 326e7437265Sahrens #define SPA_VERSION_8 8ULL 327da6c28aaSamw #define SPA_VERSION_9 9ULL 328fa94a07fSbrendan #define SPA_VERSION_10 10ULL 329088f3894Sahrens #define SPA_VERSION_11 11ULL 330bb0ade09Sahrens #define SPA_VERSION_12 12ULL 33174e7dc98SMatthew Ahrens #define SPA_VERSION_13 13ULL 332d0f3f37eSMark Shellenbaum #define SPA_VERSION_14 14ULL 33314843421SMatthew Ahrens #define SPA_VERSION_15 15ULL 334478ed9adSEric Taylor #define SPA_VERSION_16 16ULL 335f94275ceSAdam Leventhal #define SPA_VERSION_17 17ULL 336842727c2SChris Kirby #define SPA_VERSION_18 18ULL 33788ecc943SGeorge Wilson #define SPA_VERSION_19 19ULL 338b24ab676SJeff Bonwick #define SPA_VERSION_20 20ULL 339b24ab676SJeff Bonwick #define SPA_VERSION_21 21ULL 34092241e0bSTom Erickson #define SPA_VERSION_22 22ULL 3416e1f5caaSNeil Perrin #define SPA_VERSION_23 23ULL 3420a586ceaSMark Shellenbaum #define SPA_VERSION_24 24ULL 3433f9d6ad7SLin Ling #define SPA_VERSION_25 25ULL 344cde58dbcSMatthew Ahrens #define SPA_VERSION_26 26ULL 3456e0cbcaaSMatthew Ahrens #define SPA_VERSION_27 27ULL 346cb04b873SMark J Musante #define SPA_VERSION_28 28ULL 347cb04b873SMark J Musante 348b1b8ab34Slling /* 349e7cbe64fSgw * When bumping up SPA_VERSION, make sure GRUB ZFS understands the on-disk 350478ed9adSEric Taylor * format change. Go to usr/src/grub/grub-0.97/stage2/{zfs-include/, fsys_zfs*}, 35114843421SMatthew Ahrens * and do the appropriate changes. Also bump the version number in 35214843421SMatthew Ahrens * usr/src/grub/capability. 353b1b8ab34Slling */ 354cb04b873SMark J Musante #define SPA_VERSION SPA_VERSION_28 355cb04b873SMark J Musante #define SPA_VERSION_STRING "28" 35644cd46caSbillm 35744cd46caSbillm /* 358e7437265Sahrens * Symbolic names for the changes that caused a SPA_VERSION switch. 35944cd46caSbillm * Used in the code when checking for presence or absence of a feature. 36044cd46caSbillm * Feel free to define multiple symbolic names for each version if there 36144cd46caSbillm * were multiple changes to on-disk structures during that version. 36244cd46caSbillm * 363e7437265Sahrens * NOTE: When checking the current SPA_VERSION in your code, be sure 36444cd46caSbillm * to use spa_version() since it reports the version of the 36544cd46caSbillm * last synced uberblock. Checking the in-flight version can 36644cd46caSbillm * be dangerous in some cases. 36744cd46caSbillm */ 368e7437265Sahrens #define SPA_VERSION_INITIAL SPA_VERSION_1 369e7437265Sahrens #define SPA_VERSION_DITTO_BLOCKS SPA_VERSION_2 370e7437265Sahrens #define SPA_VERSION_SPARES SPA_VERSION_3 371f94275ceSAdam Leventhal #define SPA_VERSION_RAIDZ2 SPA_VERSION_3 372cde58dbcSMatthew Ahrens #define SPA_VERSION_BPOBJ_ACCOUNT SPA_VERSION_3 373e7437265Sahrens #define SPA_VERSION_RAIDZ_DEFLATE SPA_VERSION_3 374e7437265Sahrens #define SPA_VERSION_DNODE_BYTES SPA_VERSION_3 375e7437265Sahrens #define SPA_VERSION_ZPOOL_HISTORY SPA_VERSION_4 376e7437265Sahrens #define SPA_VERSION_GZIP_COMPRESSION SPA_VERSION_5 377e7437265Sahrens #define SPA_VERSION_BOOTFS SPA_VERSION_6 378990b4856Slling #define SPA_VERSION_SLOGS SPA_VERSION_7 379990b4856Slling #define SPA_VERSION_DELEGATED_PERMS SPA_VERSION_8 380da6c28aaSamw #define SPA_VERSION_FUID SPA_VERSION_9 381a9799022Sck #define SPA_VERSION_REFRESERVATION SPA_VERSION_9 382a9799022Sck #define SPA_VERSION_REFQUOTA SPA_VERSION_9 383a9799022Sck #define SPA_VERSION_UNIQUE_ACCURATE SPA_VERSION_9 384fa94a07fSbrendan #define SPA_VERSION_L2CACHE SPA_VERSION_10 385088f3894Sahrens #define SPA_VERSION_NEXT_CLONES SPA_VERSION_11 386088f3894Sahrens #define SPA_VERSION_ORIGIN SPA_VERSION_11 387088f3894Sahrens #define SPA_VERSION_DSL_SCRUB SPA_VERSION_11 388bb0ade09Sahrens #define SPA_VERSION_SNAP_PROPS SPA_VERSION_12 38974e7dc98SMatthew Ahrens #define SPA_VERSION_USED_BREAKDOWN SPA_VERSION_13 390d0f3f37eSMark Shellenbaum #define SPA_VERSION_PASSTHROUGH_X SPA_VERSION_14 39114843421SMatthew Ahrens #define SPA_VERSION_USERSPACE SPA_VERSION_15 392478ed9adSEric Taylor #define SPA_VERSION_STMF_PROP SPA_VERSION_16 393f94275ceSAdam Leventhal #define SPA_VERSION_RAIDZ3 SPA_VERSION_17 394842727c2SChris Kirby #define SPA_VERSION_USERREFS SPA_VERSION_18 39588ecc943SGeorge Wilson #define SPA_VERSION_HOLES SPA_VERSION_19 396b24ab676SJeff Bonwick #define SPA_VERSION_ZLE_COMPRESSION SPA_VERSION_20 397b24ab676SJeff Bonwick #define SPA_VERSION_DEDUP SPA_VERSION_21 39892241e0bSTom Erickson #define SPA_VERSION_RECVD_PROPS SPA_VERSION_22 3996e1f5caaSNeil Perrin #define SPA_VERSION_SLIM_ZIL SPA_VERSION_23 4000a586ceaSMark Shellenbaum #define SPA_VERSION_SA SPA_VERSION_24 4013f9d6ad7SLin Ling #define SPA_VERSION_SCAN SPA_VERSION_25 402cde58dbcSMatthew Ahrens #define SPA_VERSION_DIR_CLONES SPA_VERSION_26 403cde58dbcSMatthew Ahrens #define SPA_VERSION_DEADLISTS SPA_VERSION_26 4046e0cbcaaSMatthew Ahrens #define SPA_VERSION_FAST_SNAP SPA_VERSION_27 405cb04b873SMark J Musante #define SPA_VERSION_MULTI_REPLACE SPA_VERSION_28 406e7437265Sahrens 407e7437265Sahrens /* 408e7437265Sahrens * ZPL version - rev'd whenever an incompatible on-disk format change 409e7437265Sahrens * occurs. This is independent of SPA/DMU/ZAP versioning. You must 410e7437265Sahrens * also update the version_table[] and help message in zfs_prop.c. 411e7437265Sahrens * 412e7437265Sahrens * When changing, be sure to teach GRUB how to read the new format! 413478ed9adSEric Taylor * See usr/src/grub/grub-0.97/stage2/{zfs-include/,fsys_zfs*} 414e7437265Sahrens */ 415e7437265Sahrens #define ZPL_VERSION_1 1ULL 416e7437265Sahrens #define ZPL_VERSION_2 2ULL 417da6c28aaSamw #define ZPL_VERSION_3 3ULL 41814843421SMatthew Ahrens #define ZPL_VERSION_4 4ULL 4190a586ceaSMark Shellenbaum #define ZPL_VERSION_5 5ULL 4200a586ceaSMark Shellenbaum #define ZPL_VERSION ZPL_VERSION_5 4210a586ceaSMark Shellenbaum #define ZPL_VERSION_STRING "5" 422e7437265Sahrens 423e7437265Sahrens #define ZPL_VERSION_INITIAL ZPL_VERSION_1 424e7437265Sahrens #define ZPL_VERSION_DIRENT_TYPE ZPL_VERSION_2 425da6c28aaSamw #define ZPL_VERSION_FUID ZPL_VERSION_3 426de8267e0Stimh #define ZPL_VERSION_NORMALIZATION ZPL_VERSION_3 427da6c28aaSamw #define ZPL_VERSION_SYSATTR ZPL_VERSION_3 42814843421SMatthew Ahrens #define ZPL_VERSION_USERSPACE ZPL_VERSION_4 4290a586ceaSMark Shellenbaum #define ZPL_VERSION_SA ZPL_VERSION_5 430eaca9bbdSeschrock 431468c413aSTim Haley /* Rewind request information */ 432c8ee1847SVictor Latushkin #define ZPOOL_NO_REWIND 1 /* No policy - default behavior */ 433c8ee1847SVictor Latushkin #define ZPOOL_NEVER_REWIND 2 /* Do not search for best txg or rewind */ 434c8ee1847SVictor Latushkin #define ZPOOL_TRY_REWIND 4 /* Search for best txg, but do not rewind */ 435c8ee1847SVictor Latushkin #define ZPOOL_DO_REWIND 8 /* Rewind to best txg w/in deferred frees */ 436c8ee1847SVictor Latushkin #define ZPOOL_EXTREME_REWIND 16 /* Allow extreme measures to find best txg */ 437c8ee1847SVictor Latushkin #define ZPOOL_REWIND_MASK 28 /* All the possible rewind bits */ 438c8ee1847SVictor Latushkin #define ZPOOL_REWIND_POLICIES 31 /* All the possible policy bits */ 439468c413aSTim Haley 440468c413aSTim Haley typedef struct zpool_rewind_policy { 441468c413aSTim Haley uint32_t zrp_request; /* rewind behavior requested */ 442c8ee1847SVictor Latushkin uint64_t zrp_maxmeta; /* max acceptable meta-data errors */ 443c8ee1847SVictor Latushkin uint64_t zrp_maxdata; /* max acceptable data errors */ 444468c413aSTim Haley uint64_t zrp_txg; /* specific txg to load */ 445468c413aSTim Haley } zpool_rewind_policy_t; 446468c413aSTim Haley 447fa9e4066Sahrens /* 448fa9e4066Sahrens * The following are configuration names used in the nvlist describing a pool's 449fa9e4066Sahrens * configuration. 450fa9e4066Sahrens */ 451fa9e4066Sahrens #define ZPOOL_CONFIG_VERSION "version" 452fa9e4066Sahrens #define ZPOOL_CONFIG_POOL_NAME "name" 453fa9e4066Sahrens #define ZPOOL_CONFIG_POOL_STATE "state" 454fa9e4066Sahrens #define ZPOOL_CONFIG_POOL_TXG "txg" 455fa9e4066Sahrens #define ZPOOL_CONFIG_POOL_GUID "pool_guid" 456fa9e4066Sahrens #define ZPOOL_CONFIG_CREATE_TXG "create_txg" 457fa9e4066Sahrens #define ZPOOL_CONFIG_TOP_GUID "top_guid" 458fa9e4066Sahrens #define ZPOOL_CONFIG_VDEV_TREE "vdev_tree" 459fa9e4066Sahrens #define ZPOOL_CONFIG_TYPE "type" 460fa9e4066Sahrens #define ZPOOL_CONFIG_CHILDREN "children" 461fa9e4066Sahrens #define ZPOOL_CONFIG_ID "id" 462fa9e4066Sahrens #define ZPOOL_CONFIG_GUID "guid" 463fa9e4066Sahrens #define ZPOOL_CONFIG_PATH "path" 464fa9e4066Sahrens #define ZPOOL_CONFIG_DEVID "devid" 465fa9e4066Sahrens #define ZPOOL_CONFIG_METASLAB_ARRAY "metaslab_array" 466fa9e4066Sahrens #define ZPOOL_CONFIG_METASLAB_SHIFT "metaslab_shift" 467fa9e4066Sahrens #define ZPOOL_CONFIG_ASHIFT "ashift" 468fa9e4066Sahrens #define ZPOOL_CONFIG_ASIZE "asize" 469fa9e4066Sahrens #define ZPOOL_CONFIG_DTL "DTL" 4703f9d6ad7SLin Ling #define ZPOOL_CONFIG_SCAN_STATS "scan_stats" /* not stored on disk */ 4713f9d6ad7SLin Ling #define ZPOOL_CONFIG_VDEV_STATS "vdev_stats" /* not stored on disk */ 472afefbcddSeschrock #define ZPOOL_CONFIG_WHOLE_DISK "whole_disk" 473ea8dc4b6Seschrock #define ZPOOL_CONFIG_ERRCOUNT "error_count" 474ea8dc4b6Seschrock #define ZPOOL_CONFIG_NOT_PRESENT "not_present" 47599653d4eSeschrock #define ZPOOL_CONFIG_SPARES "spares" 47699653d4eSeschrock #define ZPOOL_CONFIG_IS_SPARE "is_spare" 47799653d4eSeschrock #define ZPOOL_CONFIG_NPARITY "nparity" 47895173954Sek #define ZPOOL_CONFIG_HOSTID "hostid" 47995173954Sek #define ZPOOL_CONFIG_HOSTNAME "hostname" 48011027bc7STim Haley #define ZPOOL_CONFIG_LOADED_TIME "initial_load_time" 4813d7072f8Seschrock #define ZPOOL_CONFIG_UNSPARE "unspare" 4823d7072f8Seschrock #define ZPOOL_CONFIG_PHYS_PATH "phys_path" 4838654d025Sperrin #define ZPOOL_CONFIG_IS_LOG "is_log" 484fa94a07fSbrendan #define ZPOOL_CONFIG_L2CACHE "l2cache" 48588ecc943SGeorge Wilson #define ZPOOL_CONFIG_HOLE_ARRAY "hole_array" 48688ecc943SGeorge Wilson #define ZPOOL_CONFIG_VDEV_CHILDREN "vdev_children" 48788ecc943SGeorge Wilson #define ZPOOL_CONFIG_IS_HOLE "is_hole" 4889eb19f4dSGeorge Wilson #define ZPOOL_CONFIG_DDT_HISTOGRAM "ddt_histogram" 4899eb19f4dSGeorge Wilson #define ZPOOL_CONFIG_DDT_OBJ_STATS "ddt_object_stats" 4909eb19f4dSGeorge Wilson #define ZPOOL_CONFIG_DDT_STATS "ddt_stats" 4911195e687SMark J Musante #define ZPOOL_CONFIG_SPLIT "splitcfg" 4921195e687SMark J Musante #define ZPOOL_CONFIG_ORIG_GUID "orig_guid" 4931195e687SMark J Musante #define ZPOOL_CONFIG_SPLIT_GUID "split_guid" 4941195e687SMark J Musante #define ZPOOL_CONFIG_SPLIT_LIST "guid_list" 4953f9d6ad7SLin Ling #define ZPOOL_CONFIG_REMOVING "removing" 496cb04b873SMark J Musante #define ZPOOL_CONFIG_RESILVERING "resilvering" 497e14bb325SJeff Bonwick #define ZPOOL_CONFIG_SUSPENDED "suspended" /* not stored on disk */ 498e7cbe64fSgw #define ZPOOL_CONFIG_TIMESTAMP "timestamp" /* not stored on disk */ 499e7cbe64fSgw #define ZPOOL_CONFIG_BOOTFS "bootfs" /* not stored on disk */ 5004b964adaSGeorge Wilson #define ZPOOL_CONFIG_MISSING_DEVICES "missing_vdevs" /* not stored on disk */ 5014b964adaSGeorge Wilson #define ZPOOL_CONFIG_LOAD_INFO "load_info" /* not stored on disk */ 5023d7072f8Seschrock /* 5033d7072f8Seschrock * The persistent vdev state is stored as separate values rather than a single 5043d7072f8Seschrock * 'vdev_state' entry. This is because a device can be in multiple states, such 5053d7072f8Seschrock * as offline and degraded. 5063d7072f8Seschrock */ 5073d7072f8Seschrock #define ZPOOL_CONFIG_OFFLINE "offline" 5083d7072f8Seschrock #define ZPOOL_CONFIG_FAULTED "faulted" 5093d7072f8Seschrock #define ZPOOL_CONFIG_DEGRADED "degraded" 5103d7072f8Seschrock #define ZPOOL_CONFIG_REMOVED "removed" 5116809eb4eSEric Schrock #define ZPOOL_CONFIG_FRU "fru" 512069f55e2SEric Schrock #define ZPOOL_CONFIG_AUX_STATE "aux_state" 513fa9e4066Sahrens 514468c413aSTim Haley /* Rewind policy parameters */ 515468c413aSTim Haley #define ZPOOL_REWIND_POLICY "rewind-policy" 516468c413aSTim Haley #define ZPOOL_REWIND_REQUEST "rewind-request" 517468c413aSTim Haley #define ZPOOL_REWIND_REQUEST_TXG "rewind-request-txg" 518468c413aSTim Haley #define ZPOOL_REWIND_META_THRESH "rewind-meta-thresh" 519468c413aSTim Haley #define ZPOOL_REWIND_DATA_THRESH "rewind-data-thresh" 520468c413aSTim Haley 521468c413aSTim Haley /* Rewind data discovered */ 522468c413aSTim Haley #define ZPOOL_CONFIG_LOAD_TIME "rewind_txg_ts" 523468c413aSTim Haley #define ZPOOL_CONFIG_LOAD_DATA_ERRORS "verify_data_errors" 524468c413aSTim Haley #define ZPOOL_CONFIG_REWIND_TIME "seconds_of_rewind" 525468c413aSTim Haley 526fa9e4066Sahrens #define VDEV_TYPE_ROOT "root" 527fa9e4066Sahrens #define VDEV_TYPE_MIRROR "mirror" 528fa9e4066Sahrens #define VDEV_TYPE_REPLACING "replacing" 529fa9e4066Sahrens #define VDEV_TYPE_RAIDZ "raidz" 530fa9e4066Sahrens #define VDEV_TYPE_DISK "disk" 531fa9e4066Sahrens #define VDEV_TYPE_FILE "file" 532fa9e4066Sahrens #define VDEV_TYPE_MISSING "missing" 53388ecc943SGeorge Wilson #define VDEV_TYPE_HOLE "hole" 53499653d4eSeschrock #define VDEV_TYPE_SPARE "spare" 5358654d025Sperrin #define VDEV_TYPE_LOG "log" 536fa94a07fSbrendan #define VDEV_TYPE_L2CACHE "l2cache" 537fa9e4066Sahrens 538fa9e4066Sahrens /* 539fa9e4066Sahrens * This is needed in userland to report the minimum necessary device size. 540fa9e4066Sahrens */ 541fa9e4066Sahrens #define SPA_MINDEVSIZE (64ULL << 20) 542fa9e4066Sahrens 543fa9e4066Sahrens /* 544fa9e4066Sahrens * The location of the pool configuration repository, shared between kernel and 545fa9e4066Sahrens * userland. 546fa9e4066Sahrens */ 547c5904d13Seschrock #define ZPOOL_CACHE "/etc/zfs/zpool.cache" 548fa9e4066Sahrens 549fa9e4066Sahrens /* 550fa9e4066Sahrens * vdev states are ordered from least to most healthy. 551fa9e4066Sahrens * A vdev that's CANT_OPEN or below is considered unusable. 552fa9e4066Sahrens */ 553fa9e4066Sahrens typedef enum vdev_state { 554fa9e4066Sahrens VDEV_STATE_UNKNOWN = 0, /* Uninitialized vdev */ 555fa9e4066Sahrens VDEV_STATE_CLOSED, /* Not currently open */ 556fa9e4066Sahrens VDEV_STATE_OFFLINE, /* Not allowed to open */ 5573d7072f8Seschrock VDEV_STATE_REMOVED, /* Explicitly removed from system */ 558fa9e4066Sahrens VDEV_STATE_CANT_OPEN, /* Tried to open, but failed */ 5593d7072f8Seschrock VDEV_STATE_FAULTED, /* External request to fault device */ 560fa9e4066Sahrens VDEV_STATE_DEGRADED, /* Replicated vdev with unhealthy kids */ 561fa9e4066Sahrens VDEV_STATE_HEALTHY /* Presumed good */ 562fa9e4066Sahrens } vdev_state_t; 563fa9e4066Sahrens 5643d7072f8Seschrock #define VDEV_STATE_ONLINE VDEV_STATE_HEALTHY 5653d7072f8Seschrock 566fa9e4066Sahrens /* 567fa9e4066Sahrens * vdev aux states. When a vdev is in the CANT_OPEN state, the aux field 568fa9e4066Sahrens * of the vdev stats structure uses these constants to distinguish why. 569fa9e4066Sahrens */ 570fa9e4066Sahrens typedef enum vdev_aux { 571fa9e4066Sahrens VDEV_AUX_NONE, /* no error */ 572fa9e4066Sahrens VDEV_AUX_OPEN_FAILED, /* ldi_open_*() or vn_open() failed */ 573fa9e4066Sahrens VDEV_AUX_CORRUPT_DATA, /* bad label or disk contents */ 574fa9e4066Sahrens VDEV_AUX_NO_REPLICAS, /* insufficient number of replicas */ 575fa9e4066Sahrens VDEV_AUX_BAD_GUID_SUM, /* vdev guid sum doesn't match */ 576fa9e4066Sahrens VDEV_AUX_TOO_SMALL, /* vdev size is too small */ 577eaca9bbdSeschrock VDEV_AUX_BAD_LABEL, /* the label is OK but invalid */ 578eaca9bbdSeschrock VDEV_AUX_VERSION_NEWER, /* on-disk version is too new */ 57999653d4eSeschrock VDEV_AUX_VERSION_OLDER, /* on-disk version is too old */ 5803d7072f8Seschrock VDEV_AUX_SPARED, /* hot spare used in another pool */ 58132b87932Sek VDEV_AUX_ERR_EXCEEDED, /* too many errors */ 582b87f3af3Sperrin VDEV_AUX_IO_FAILURE, /* experienced I/O failure */ 583069f55e2SEric Schrock VDEV_AUX_BAD_LOG, /* cannot read log chain(s) */ 5841195e687SMark J Musante VDEV_AUX_EXTERNAL, /* external diagnosis */ 5851195e687SMark J Musante VDEV_AUX_SPLIT_POOL /* vdev was split off into another pool */ 586fa9e4066Sahrens } vdev_aux_t; 587fa9e4066Sahrens 588fa9e4066Sahrens /* 58946a2abf2Seschrock * pool state. The following states are written to disk as part of the normal 590fa94a07fSbrendan * SPA lifecycle: ACTIVE, EXPORTED, DESTROYED, SPARE, L2CACHE. The remaining 591fa94a07fSbrendan * states are software abstractions used at various levels to communicate 592fa94a07fSbrendan * pool state. 593fa9e4066Sahrens */ 594fa9e4066Sahrens typedef enum pool_state { 595fa9e4066Sahrens POOL_STATE_ACTIVE = 0, /* In active use */ 596fa9e4066Sahrens POOL_STATE_EXPORTED, /* Explicitly exported */ 597fa9e4066Sahrens POOL_STATE_DESTROYED, /* Explicitly destroyed */ 59899653d4eSeschrock POOL_STATE_SPARE, /* Reserved for hot spare use */ 599fa94a07fSbrendan POOL_STATE_L2CACHE, /* Level 2 ARC device */ 600fa9e4066Sahrens POOL_STATE_UNINITIALIZED, /* Internal spa_t state */ 60146a2abf2Seschrock POOL_STATE_UNAVAIL, /* Internal libzfs state */ 60246a2abf2Seschrock POOL_STATE_POTENTIALLY_ACTIVE /* Internal libzfs state */ 603fa9e4066Sahrens } pool_state_t; 604fa9e4066Sahrens 605fa9e4066Sahrens /* 6063f9d6ad7SLin Ling * Scan Functions. 607fa9e4066Sahrens */ 6083f9d6ad7SLin Ling typedef enum pool_scan_func { 6093f9d6ad7SLin Ling POOL_SCAN_NONE, 6103f9d6ad7SLin Ling POOL_SCAN_SCRUB, 6113f9d6ad7SLin Ling POOL_SCAN_RESILVER, 6123f9d6ad7SLin Ling POOL_SCAN_FUNCS 6133f9d6ad7SLin Ling } pool_scan_func_t; 614fa9e4066Sahrens 615fa9e4066Sahrens /* 616fa9e4066Sahrens * ZIO types. Needed to interpret vdev statistics below. 617fa9e4066Sahrens */ 618fa9e4066Sahrens typedef enum zio_type { 619fa9e4066Sahrens ZIO_TYPE_NULL = 0, 620fa9e4066Sahrens ZIO_TYPE_READ, 621fa9e4066Sahrens ZIO_TYPE_WRITE, 622fa9e4066Sahrens ZIO_TYPE_FREE, 623fa9e4066Sahrens ZIO_TYPE_CLAIM, 624fa9e4066Sahrens ZIO_TYPE_IOCTL, 625fa9e4066Sahrens ZIO_TYPES 626fa9e4066Sahrens } zio_type_t; 627fa9e4066Sahrens 6283f9d6ad7SLin Ling /* 6293f9d6ad7SLin Ling * Pool statistics. Note: all fields should be 64-bit because this 6303f9d6ad7SLin Ling * is passed between kernel and userland as an nvlist uint64 array. 6313f9d6ad7SLin Ling */ 6323f9d6ad7SLin Ling typedef struct pool_scan_stat { 6333f9d6ad7SLin Ling /* values stored on disk */ 6343f9d6ad7SLin Ling uint64_t pss_func; /* pool_scan_func_t */ 6353f9d6ad7SLin Ling uint64_t pss_state; /* dsl_scan_state_t */ 6363f9d6ad7SLin Ling uint64_t pss_start_time; /* scan start time */ 6373f9d6ad7SLin Ling uint64_t pss_end_time; /* scan end time */ 6383f9d6ad7SLin Ling uint64_t pss_to_examine; /* total bytes to scan */ 6393f9d6ad7SLin Ling uint64_t pss_examined; /* total examined bytes */ 6403f9d6ad7SLin Ling uint64_t pss_to_process; /* total bytes to process */ 6413f9d6ad7SLin Ling uint64_t pss_processed; /* total processed bytes */ 6423f9d6ad7SLin Ling uint64_t pss_errors; /* scan errors */ 6433f9d6ad7SLin Ling 6443f9d6ad7SLin Ling /* values not stored on disk */ 6453f9d6ad7SLin Ling uint64_t pss_pass_exam; /* examined bytes per scan pass */ 6463f9d6ad7SLin Ling uint64_t pss_pass_start; /* start time of a scan pass */ 6473f9d6ad7SLin Ling } pool_scan_stat_t; 6483f9d6ad7SLin Ling 6493f9d6ad7SLin Ling typedef enum dsl_scan_state { 6503f9d6ad7SLin Ling DSS_NONE, 6513f9d6ad7SLin Ling DSS_SCANNING, 6523f9d6ad7SLin Ling DSS_FINISHED, 6533f9d6ad7SLin Ling DSS_CANCELED, 6543f9d6ad7SLin Ling DSS_NUM_STATES 6553f9d6ad7SLin Ling } dsl_scan_state_t; 6563f9d6ad7SLin Ling 6573f9d6ad7SLin Ling 658fa9e4066Sahrens /* 659fa9e4066Sahrens * Vdev statistics. Note: all fields should be 64-bit because this 660fa9e4066Sahrens * is passed between kernel and userland as an nvlist uint64 array. 661fa9e4066Sahrens */ 662fa9e4066Sahrens typedef struct vdev_stat { 663fa9e4066Sahrens hrtime_t vs_timestamp; /* time since vdev load */ 664fa9e4066Sahrens uint64_t vs_state; /* vdev state */ 665fa9e4066Sahrens uint64_t vs_aux; /* see vdev_aux_t */ 666fa9e4066Sahrens uint64_t vs_alloc; /* space allocated */ 667fa9e4066Sahrens uint64_t vs_space; /* total capacity */ 66899653d4eSeschrock uint64_t vs_dspace; /* deflated capacity */ 6692a79c5feSlling uint64_t vs_rsize; /* replaceable dev size */ 670fa9e4066Sahrens uint64_t vs_ops[ZIO_TYPES]; /* operation count */ 671fa9e4066Sahrens uint64_t vs_bytes[ZIO_TYPES]; /* bytes read/written */ 672fa9e4066Sahrens uint64_t vs_read_errors; /* read errors */ 673fa9e4066Sahrens uint64_t vs_write_errors; /* write errors */ 674fa9e4066Sahrens uint64_t vs_checksum_errors; /* checksum errors */ 675fa9e4066Sahrens uint64_t vs_self_healed; /* self-healed bytes */ 6763f9d6ad7SLin Ling uint64_t vs_scan_removing; /* removing? */ 6773f9d6ad7SLin Ling uint64_t vs_scan_processed; /* scan processed bytes */ 678fa9e4066Sahrens } vdev_stat_t; 679fa9e4066Sahrens 6809eb19f4dSGeorge Wilson /* 6819eb19f4dSGeorge Wilson * DDT statistics. Note: all fields should be 64-bit because this 6829eb19f4dSGeorge Wilson * is passed between kernel and userland as an nvlist uint64 array. 6839eb19f4dSGeorge Wilson */ 6849eb19f4dSGeorge Wilson typedef struct ddt_object { 6859eb19f4dSGeorge Wilson uint64_t ddo_count; /* number of elments in ddt */ 6869eb19f4dSGeorge Wilson uint64_t ddo_dspace; /* size of ddt on disk */ 6879eb19f4dSGeorge Wilson uint64_t ddo_mspace; /* size of ddt in-core */ 6889eb19f4dSGeorge Wilson } ddt_object_t; 6899eb19f4dSGeorge Wilson 6909eb19f4dSGeorge Wilson typedef struct ddt_stat { 6919eb19f4dSGeorge Wilson uint64_t dds_blocks; /* blocks */ 6929eb19f4dSGeorge Wilson uint64_t dds_lsize; /* logical size */ 6939eb19f4dSGeorge Wilson uint64_t dds_psize; /* physical size */ 6949eb19f4dSGeorge Wilson uint64_t dds_dsize; /* deflated allocated size */ 6959eb19f4dSGeorge Wilson uint64_t dds_ref_blocks; /* referenced blocks */ 6969eb19f4dSGeorge Wilson uint64_t dds_ref_lsize; /* referenced lsize * refcnt */ 6979eb19f4dSGeorge Wilson uint64_t dds_ref_psize; /* referenced psize * refcnt */ 6989eb19f4dSGeorge Wilson uint64_t dds_ref_dsize; /* referenced dsize * refcnt */ 6999eb19f4dSGeorge Wilson } ddt_stat_t; 7009eb19f4dSGeorge Wilson 7019eb19f4dSGeorge Wilson typedef struct ddt_histogram { 7029eb19f4dSGeorge Wilson ddt_stat_t ddh_stat[64]; /* power-of-two histogram buckets */ 7039eb19f4dSGeorge Wilson } ddt_histogram_t; 7049eb19f4dSGeorge Wilson 705e7cbe64fSgw #define ZVOL_DRIVER "zvol" 706fa9e4066Sahrens #define ZFS_DRIVER "zfs" 707fa9e4066Sahrens #define ZFS_DEV "/dev/zfs" 708fa9e4066Sahrens 709681d9761SEric Taylor /* general zvol path */ 710681d9761SEric Taylor #define ZVOL_DIR "/dev/zvol" 711681d9761SEric Taylor /* expansion */ 712573ca77eSGeorge Wilson #define ZVOL_PSEUDO_DEV "/devices/pseudo/zfs@0:" 713681d9761SEric Taylor /* for dump and swap */ 714681d9761SEric Taylor #define ZVOL_FULL_DEV_DIR ZVOL_DIR "/dsk/" 715681d9761SEric Taylor #define ZVOL_FULL_RDEV_DIR ZVOL_DIR "/rdsk/" 716fa9e4066Sahrens 717fa9e4066Sahrens #define ZVOL_PROP_NAME "name" 718c1449561SEric Taylor #define ZVOL_DEFAULT_BLOCKSIZE 8192 719fa9e4066Sahrens 720fa9e4066Sahrens /* 721fa9e4066Sahrens * /dev/zfs ioctl numbers. 722fa9e4066Sahrens */ 723fa9e4066Sahrens #define ZFS_IOC ('Z' << 8) 724fa9e4066Sahrens 725fa9e4066Sahrens typedef enum zfs_ioc { 726fa9e4066Sahrens ZFS_IOC_POOL_CREATE = ZFS_IOC, 727fa9e4066Sahrens ZFS_IOC_POOL_DESTROY, 728fa9e4066Sahrens ZFS_IOC_POOL_IMPORT, 729fa9e4066Sahrens ZFS_IOC_POOL_EXPORT, 730fa9e4066Sahrens ZFS_IOC_POOL_CONFIGS, 731fa9e4066Sahrens ZFS_IOC_POOL_STATS, 732fa9e4066Sahrens ZFS_IOC_POOL_TRYIMPORT, 7333f9d6ad7SLin Ling ZFS_IOC_POOL_SCAN, 734fa9e4066Sahrens ZFS_IOC_POOL_FREEZE, 735eaca9bbdSeschrock ZFS_IOC_POOL_UPGRADE, 73606eeb2adSek ZFS_IOC_POOL_GET_HISTORY, 737fa9e4066Sahrens ZFS_IOC_VDEV_ADD, 738fa9e4066Sahrens ZFS_IOC_VDEV_REMOVE, 7393d7072f8Seschrock ZFS_IOC_VDEV_SET_STATE, 740fa9e4066Sahrens ZFS_IOC_VDEV_ATTACH, 741fa9e4066Sahrens ZFS_IOC_VDEV_DETACH, 742c67d9675Seschrock ZFS_IOC_VDEV_SETPATH, 7436809eb4eSEric Schrock ZFS_IOC_VDEV_SETFRU, 744fa9e4066Sahrens ZFS_IOC_OBJSET_STATS, 745de8267e0Stimh ZFS_IOC_OBJSET_ZPLPROPS, 746fa9e4066Sahrens ZFS_IOC_DATASET_LIST_NEXT, 747fa9e4066Sahrens ZFS_IOC_SNAPSHOT_LIST_NEXT, 748fa9e4066Sahrens ZFS_IOC_SET_PROP, 749fa9e4066Sahrens ZFS_IOC_CREATE, 750fa9e4066Sahrens ZFS_IOC_DESTROY, 751fa9e4066Sahrens ZFS_IOC_ROLLBACK, 752fa9e4066Sahrens ZFS_IOC_RENAME, 7533cb34c60Sahrens ZFS_IOC_RECV, 7543cb34c60Sahrens ZFS_IOC_SEND, 755ea8dc4b6Seschrock ZFS_IOC_INJECT_FAULT, 756ea8dc4b6Seschrock ZFS_IOC_CLEAR_FAULT, 757ea8dc4b6Seschrock ZFS_IOC_INJECT_LIST_NEXT, 758ea8dc4b6Seschrock ZFS_IOC_ERROR_LOG, 759ea8dc4b6Seschrock ZFS_IOC_CLEAR, 7601d452cf5Sahrens ZFS_IOC_PROMOTE, 76155434c77Sek ZFS_IOC_SNAPSHOT, 76255434c77Sek ZFS_IOC_DSOBJ_TO_DSNAME, 763b1b8ab34Slling ZFS_IOC_OBJ_TO_PATH, 764b1b8ab34Slling ZFS_IOC_POOL_SET_PROPS, 765ecd6cf80Smarks ZFS_IOC_POOL_GET_PROPS, 766ecd6cf80Smarks ZFS_IOC_SET_FSACL, 767ecd6cf80Smarks ZFS_IOC_GET_FSACL, 768e45ce728Sahrens ZFS_IOC_SHARE, 769743a77edSAlan Wright ZFS_IOC_INHERIT_PROP, 77014843421SMatthew Ahrens ZFS_IOC_SMB_ACL, 77114843421SMatthew Ahrens ZFS_IOC_USERSPACE_ONE, 77214843421SMatthew Ahrens ZFS_IOC_USERSPACE_MANY, 773842727c2SChris Kirby ZFS_IOC_USERSPACE_UPGRADE, 774842727c2SChris Kirby ZFS_IOC_HOLD, 775842727c2SChris Kirby ZFS_IOC_RELEASE, 77692241e0bSTom Erickson ZFS_IOC_GET_HOLDS, 7771195e687SMark J Musante ZFS_IOC_OBJSET_RECVD_PROPS, 77899d5e173STim Haley ZFS_IOC_VDEV_SPLIT, 77999d5e173STim Haley ZFS_IOC_NEXT_OBJ, 78099d5e173STim Haley ZFS_IOC_DIFF, 78199d5e173STim Haley ZFS_IOC_TMP_SNAPSHOT, 782e9103aaeSGarrett D'Amore ZFS_IOC_OBJ_TO_STATS, 783*19b94df9SMatthew Ahrens ZFS_IOC_SPACE_WRITTEN, 784*19b94df9SMatthew Ahrens ZFS_IOC_SPACE_SNAPS, 785*19b94df9SMatthew Ahrens ZFS_IOC_DESTROY_SNAPS_NVL, 786e9103aaeSGarrett D'Amore ZFS_IOC_POOL_REGUID 787fa9e4066Sahrens } zfs_ioc_t; 788fa9e4066Sahrens 789ea8dc4b6Seschrock /* 790ea8dc4b6Seschrock * Internal SPA load state. Used by FMA diagnosis engine. 791ea8dc4b6Seschrock */ 792ea8dc4b6Seschrock typedef enum { 7939eb19f4dSGeorge Wilson SPA_LOAD_NONE, /* no load in progress */ 7949eb19f4dSGeorge Wilson SPA_LOAD_OPEN, /* normal open */ 7959eb19f4dSGeorge Wilson SPA_LOAD_IMPORT, /* import in progress */ 796468c413aSTim Haley SPA_LOAD_TRYIMPORT, /* tryimport in progress */ 7979eb19f4dSGeorge Wilson SPA_LOAD_RECOVER, /* recovery requested */ 7989eb19f4dSGeorge Wilson SPA_LOAD_ERROR /* load failed */ 799ea8dc4b6Seschrock } spa_load_state_t; 800ea8dc4b6Seschrock 801e9dbad6fSeschrock /* 802e9dbad6fSeschrock * Bookmark name values. 803e9dbad6fSeschrock */ 80455434c77Sek #define ZPOOL_ERR_LIST "error list" 805e9dbad6fSeschrock #define ZPOOL_ERR_DATASET "dataset" 806e9dbad6fSeschrock #define ZPOOL_ERR_OBJECT "object" 807e9dbad6fSeschrock 80806eeb2adSek #define HIS_MAX_RECORD_LEN (MAXPATHLEN + MAXPATHLEN + 1) 80906eeb2adSek 81006eeb2adSek /* 81106eeb2adSek * The following are names used in the nvlist describing 81206eeb2adSek * the pool's history log. 81306eeb2adSek */ 81406eeb2adSek #define ZPOOL_HIST_RECORD "history record" 81506eeb2adSek #define ZPOOL_HIST_TIME "history time" 81606eeb2adSek #define ZPOOL_HIST_CMD "history command" 817ecd6cf80Smarks #define ZPOOL_HIST_WHO "history who" 818ecd6cf80Smarks #define ZPOOL_HIST_ZONE "history zone" 819ecd6cf80Smarks #define ZPOOL_HIST_HOST "history hostname" 820ecd6cf80Smarks #define ZPOOL_HIST_TXG "history txg" 821ecd6cf80Smarks #define ZPOOL_HIST_INT_EVENT "history internal event" 822ecd6cf80Smarks #define ZPOOL_HIST_INT_STR "history internal str" 82306eeb2adSek 8243d7072f8Seschrock /* 8253d7072f8Seschrock * Flags for ZFS_IOC_VDEV_SET_STATE 8263d7072f8Seschrock */ 8273d7072f8Seschrock #define ZFS_ONLINE_CHECKREMOVE 0x1 8283d7072f8Seschrock #define ZFS_ONLINE_UNSPARE 0x2 8293d7072f8Seschrock #define ZFS_ONLINE_FORCEFAULT 0x4 830573ca77eSGeorge Wilson #define ZFS_ONLINE_EXPAND 0x8 8313d7072f8Seschrock #define ZFS_OFFLINE_TEMPORARY 0x1 8323d7072f8Seschrock 8334b964adaSGeorge Wilson /* 8344b964adaSGeorge Wilson * Flags for ZFS_IOC_POOL_IMPORT 8354b964adaSGeorge Wilson */ 8364b964adaSGeorge Wilson #define ZFS_IMPORT_NORMAL 0x0 8374b964adaSGeorge Wilson #define ZFS_IMPORT_VERBATIM 0x1 8384b964adaSGeorge Wilson #define ZFS_IMPORT_ANY_HOST 0x2 8394b964adaSGeorge Wilson #define ZFS_IMPORT_MISSING_LOG 0x4 840f9af39baSGeorge Wilson #define ZFS_IMPORT_ONLY 0x8 8414b964adaSGeorge Wilson 8423d7072f8Seschrock /* 8433d7072f8Seschrock * Sysevent payload members. ZFS will generate the following sysevents with the 8443d7072f8Seschrock * given payloads: 8453d7072f8Seschrock * 8463d7072f8Seschrock * ESC_ZFS_RESILVER_START 8473d7072f8Seschrock * ESC_ZFS_RESILVER_END 8483d7072f8Seschrock * ESC_ZFS_POOL_DESTROY 849e9103aaeSGarrett D'Amore * ESC_ZFS_POOL_REGUID 8503d7072f8Seschrock * 8513d7072f8Seschrock * ZFS_EV_POOL_NAME DATA_TYPE_STRING 8523d7072f8Seschrock * ZFS_EV_POOL_GUID DATA_TYPE_UINT64 8533d7072f8Seschrock * 8543d7072f8Seschrock * ESC_ZFS_VDEV_REMOVE 8553d7072f8Seschrock * ESC_ZFS_VDEV_CLEAR 8563d7072f8Seschrock * ESC_ZFS_VDEV_CHECK 8573d7072f8Seschrock * 8583d7072f8Seschrock * ZFS_EV_POOL_NAME DATA_TYPE_STRING 8593d7072f8Seschrock * ZFS_EV_POOL_GUID DATA_TYPE_UINT64 8603d7072f8Seschrock * ZFS_EV_VDEV_PATH DATA_TYPE_STRING (optional) 8613d7072f8Seschrock * ZFS_EV_VDEV_GUID DATA_TYPE_UINT64 8623d7072f8Seschrock */ 8633d7072f8Seschrock #define ZFS_EV_POOL_NAME "pool_name" 8643d7072f8Seschrock #define ZFS_EV_POOL_GUID "pool_guid" 8653d7072f8Seschrock #define ZFS_EV_VDEV_PATH "vdev_path" 8663d7072f8Seschrock #define ZFS_EV_VDEV_GUID "vdev_guid" 8673d7072f8Seschrock 868088f3894Sahrens /* 869088f3894Sahrens * Note: This is encoded on-disk, so new events must be added to the 870088f3894Sahrens * end, and unused events can not be removed. Be sure to edit 8718f18d1faSGeorge Wilson * libzfs_pool.c: hist_event_table[]. 872088f3894Sahrens */ 873ecd6cf80Smarks typedef enum history_internal_events { 874ecd6cf80Smarks LOG_NO_EVENT = 0, 875ecd6cf80Smarks LOG_POOL_CREATE, 876ecd6cf80Smarks LOG_POOL_VDEV_ADD, 877ecd6cf80Smarks LOG_POOL_REMOVE, 878ecd6cf80Smarks LOG_POOL_DESTROY, 879ecd6cf80Smarks LOG_POOL_EXPORT, 880ecd6cf80Smarks LOG_POOL_IMPORT, 881ecd6cf80Smarks LOG_POOL_VDEV_ATTACH, 882ecd6cf80Smarks LOG_POOL_VDEV_REPLACE, 883ecd6cf80Smarks LOG_POOL_VDEV_DETACH, 884ecd6cf80Smarks LOG_POOL_VDEV_ONLINE, 885ecd6cf80Smarks LOG_POOL_VDEV_OFFLINE, 886ecd6cf80Smarks LOG_POOL_UPGRADE, 887ecd6cf80Smarks LOG_POOL_CLEAR, 8883f9d6ad7SLin Ling LOG_POOL_SCAN, 889ecd6cf80Smarks LOG_POOL_PROPSET, 890ecd6cf80Smarks LOG_DS_CREATE, 891ecd6cf80Smarks LOG_DS_CLONE, 892ecd6cf80Smarks LOG_DS_DESTROY, 893ecd6cf80Smarks LOG_DS_DESTROY_BEGIN, 894ecd6cf80Smarks LOG_DS_INHERIT, 895ecd6cf80Smarks LOG_DS_PROPSET, 896ecd6cf80Smarks LOG_DS_QUOTA, 897ecd6cf80Smarks LOG_DS_PERM_UPDATE, 898ecd6cf80Smarks LOG_DS_PERM_REMOVE, 899ecd6cf80Smarks LOG_DS_PERM_WHO_REMOVE, 900ecd6cf80Smarks LOG_DS_PROMOTE, 901ecd6cf80Smarks LOG_DS_RECEIVE, 902ecd6cf80Smarks LOG_DS_RENAME, 903ecd6cf80Smarks LOG_DS_RESERVATION, 904ecd6cf80Smarks LOG_DS_REPLAY_INC_SYNC, 905ecd6cf80Smarks LOG_DS_REPLAY_FULL_SYNC, 906ecd6cf80Smarks LOG_DS_ROLLBACK, 907ecd6cf80Smarks LOG_DS_SNAPSHOT, 908e7437265Sahrens LOG_DS_UPGRADE, 909a9799022Sck LOG_DS_REFQUOTA, 910a9799022Sck LOG_DS_REFRESERV, 9113f9d6ad7SLin Ling LOG_POOL_SCAN_DONE, 912842727c2SChris Kirby LOG_DS_USER_HOLD, 913842727c2SChris Kirby LOG_DS_USER_RELEASE, 9141195e687SMark J Musante LOG_POOL_SPLIT, 915ecd6cf80Smarks LOG_END 916ecd6cf80Smarks } history_internal_events_t; 917ecd6cf80Smarks 918fa9e4066Sahrens #ifdef __cplusplus 919fa9e4066Sahrens } 920fa9e4066Sahrens #endif 921fa9e4066Sahrens 922fa9e4066Sahrens #endif /* _SYS_FS_ZFS_H */ 923