xref: /illumos-gate/usr/src/uts/common/sys/fs/zfs.h (revision 4ae5f5f06c6c2d1db8167480f7d9e3b5378ba2f2)
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.
24dfc11533SChris Williamson  * Copyright (c) 2011, 2016 by Delphix. All rights reserved.
25e9103aaeSGarrett D'Amore  * Copyright 2011 Nexenta Systems, Inc.  All rights reserved.
26c3d26abcSMatthew Ahrens  * Copyright (c) 2014 Integros [integros.com]
27ce1577b0SDave Eddy  * Copyright 2017 Joyent, Inc.
281702cce7SAlek Pinchuk  * Copyright (c) 2017 Datto Inc.
29fa9e4066Sahrens  */
30fa9e4066Sahrens 
3155da60b9SMark J Musante /* Portions Copyright 2010 Robert Milkowski */
3255da60b9SMark J Musante 
33fa9e4066Sahrens #ifndef	_SYS_FS_ZFS_H
34fa9e4066Sahrens #define	_SYS_FS_ZFS_H
35fa9e4066Sahrens 
36842727c2SChris Kirby #include <sys/time.h>
37842727c2SChris Kirby 
38fa9e4066Sahrens #ifdef	__cplusplus
39fa9e4066Sahrens extern "C" {
40fa9e4066Sahrens #endif
41fa9e4066Sahrens 
42fa9e4066Sahrens /*
43fa9e4066Sahrens  * Types and constants shared between userland and the kernel.
44fa9e4066Sahrens  */
45fa9e4066Sahrens 
46fa9e4066Sahrens /*
47fa9e4066Sahrens  * Each dataset can be one of the following types.  These constants can be
48fa9e4066Sahrens  * combined into masks that can be passed to various functions.
49fa9e4066Sahrens  */
50fa9e4066Sahrens typedef enum {
5178f17100SMatthew Ahrens 	ZFS_TYPE_FILESYSTEM	= (1 << 0),
5278f17100SMatthew Ahrens 	ZFS_TYPE_SNAPSHOT	= (1 << 1),
5378f17100SMatthew Ahrens 	ZFS_TYPE_VOLUME		= (1 << 2),
5478f17100SMatthew Ahrens 	ZFS_TYPE_POOL		= (1 << 3),
5578f17100SMatthew Ahrens 	ZFS_TYPE_BOOKMARK	= (1 << 4)
56fa9e4066Sahrens } zfs_type_t;
57fa9e4066Sahrens 
5826455f9eSAndriy Gapon /*
5926455f9eSAndriy Gapon  * NB: lzc_dataset_type should be updated whenever a new objset type is added,
6026455f9eSAndriy Gapon  * if it represents a real type of a dataset that can be created from userland.
6126455f9eSAndriy Gapon  */
624445fffbSMatthew Ahrens typedef enum dmu_objset_type {
634445fffbSMatthew Ahrens 	DMU_OST_NONE,
644445fffbSMatthew Ahrens 	DMU_OST_META,
654445fffbSMatthew Ahrens 	DMU_OST_ZFS,
664445fffbSMatthew Ahrens 	DMU_OST_ZVOL,
674445fffbSMatthew Ahrens 	DMU_OST_OTHER,			/* For testing only! */
684445fffbSMatthew Ahrens 	DMU_OST_ANY,			/* Be careful! */
694445fffbSMatthew Ahrens 	DMU_OST_NUMTYPES
704445fffbSMatthew Ahrens } dmu_objset_type_t;
714445fffbSMatthew Ahrens 
72990b4856Slling #define	ZFS_TYPE_DATASET	\
73fa9e4066Sahrens 	(ZFS_TYPE_FILESYSTEM | ZFS_TYPE_VOLUME | ZFS_TYPE_SNAPSHOT)
74fa9e4066Sahrens 
759adfa60dSMatthew Ahrens /*
769adfa60dSMatthew Ahrens  * All of these include the terminating NUL byte.
779adfa60dSMatthew Ahrens  */
78478ed9adSEric Taylor #define	ZAP_MAXNAMELEN 256
79478ed9adSEric Taylor #define	ZAP_MAXVALUELEN (1024 * 8)
80478ed9adSEric Taylor #define	ZAP_OLDMAXVALUELEN 1024
819adfa60dSMatthew Ahrens #define	ZFS_MAX_DATASET_NAME_LEN 256
82478ed9adSEric Taylor 
83fa9e4066Sahrens /*
84990b4856Slling  * Dataset properties are identified by these constants and must be added to
85990b4856Slling  * the end of this list to ensure that external consumers are not affected
86990b4856Slling  * by the change. If you make any changes to this list, be sure to update
8766e2aaccSgw  * the property table in usr/src/common/zfs/zfs_prop.c.
88fa9e4066Sahrens  */
89fa9e4066Sahrens typedef enum {
90*4ae5f5f0SAlan Somers 	ZPROP_CONT = -2,
91*4ae5f5f0SAlan Somers 	ZPROP_INVAL = -1,
92c16bcc45SIgor Kozhukhov 	ZFS_PROP_TYPE = 0,
93fa9e4066Sahrens 	ZFS_PROP_CREATION,
94fa9e4066Sahrens 	ZFS_PROP_USED,
95fa9e4066Sahrens 	ZFS_PROP_AVAILABLE,
96fa9e4066Sahrens 	ZFS_PROP_REFERENCED,
97fa9e4066Sahrens 	ZFS_PROP_COMPRESSRATIO,
98fa9e4066Sahrens 	ZFS_PROP_MOUNTED,
99fa9e4066Sahrens 	ZFS_PROP_ORIGIN,
100fa9e4066Sahrens 	ZFS_PROP_QUOTA,
101fa9e4066Sahrens 	ZFS_PROP_RESERVATION,
102fa9e4066Sahrens 	ZFS_PROP_VOLSIZE,
103fa9e4066Sahrens 	ZFS_PROP_VOLBLOCKSIZE,
104fa9e4066Sahrens 	ZFS_PROP_RECORDSIZE,
105fa9e4066Sahrens 	ZFS_PROP_MOUNTPOINT,
106fa9e4066Sahrens 	ZFS_PROP_SHARENFS,
107fa9e4066Sahrens 	ZFS_PROP_CHECKSUM,
108fa9e4066Sahrens 	ZFS_PROP_COMPRESSION,
109fa9e4066Sahrens 	ZFS_PROP_ATIME,
110fa9e4066Sahrens 	ZFS_PROP_DEVICES,
111fa9e4066Sahrens 	ZFS_PROP_EXEC,
112fa9e4066Sahrens 	ZFS_PROP_SETUID,
113fa9e4066Sahrens 	ZFS_PROP_READONLY,
114fa9e4066Sahrens 	ZFS_PROP_ZONED,
115fa9e4066Sahrens 	ZFS_PROP_SNAPDIR,
116a3c49ce1SAlbert Lee 	ZFS_PROP_ACLMODE,
117fa9e4066Sahrens 	ZFS_PROP_ACLINHERIT,
11866e2aaccSgw 	ZFS_PROP_CREATETXG,		/* not exposed to the user */
11966e2aaccSgw 	ZFS_PROP_NAME,			/* not exposed to the user */
120e9dbad6fSeschrock 	ZFS_PROP_CANMOUNT,
12166e2aaccSgw 	ZFS_PROP_ISCSIOPTIONS,		/* not exposed to the user */
1227b55fa8eSck 	ZFS_PROP_XATTR,
123d0ad202dSahrens 	ZFS_PROP_NUMCLONES,		/* not exposed to the user */
124b1b8ab34Slling 	ZFS_PROP_COPIES,
125e7437265Sahrens 	ZFS_PROP_VERSION,
126da6c28aaSamw 	ZFS_PROP_UTF8ONLY,
127da6c28aaSamw 	ZFS_PROP_NORMALIZE,
128da6c28aaSamw 	ZFS_PROP_CASE,
129da6c28aaSamw 	ZFS_PROP_VSCAN,
130da6c28aaSamw 	ZFS_PROP_NBMAND,
131da6c28aaSamw 	ZFS_PROP_SHARESMB,
132a9799022Sck 	ZFS_PROP_REFQUOTA,
133a9799022Sck 	ZFS_PROP_REFRESERVATION,
134c5904d13Seschrock 	ZFS_PROP_GUID,
1353baa08fcSek 	ZFS_PROP_PRIMARYCACHE,
1363baa08fcSek 	ZFS_PROP_SECONDARYCACHE,
13774e7dc98SMatthew Ahrens 	ZFS_PROP_USEDSNAP,
13874e7dc98SMatthew Ahrens 	ZFS_PROP_USEDDS,
13974e7dc98SMatthew Ahrens 	ZFS_PROP_USEDCHILD,
14074e7dc98SMatthew Ahrens 	ZFS_PROP_USEDREFRESERV,
14114843421SMatthew Ahrens 	ZFS_PROP_USERACCOUNTING,	/* not exposed to the user */
142478ed9adSEric Taylor 	ZFS_PROP_STMF_SHAREINFO,	/* not exposed to the user */
143842727c2SChris Kirby 	ZFS_PROP_DEFER_DESTROY,
144842727c2SChris Kirby 	ZFS_PROP_USERREFS,
145e09fa4daSNeil Perrin 	ZFS_PROP_LOGBIAS,
1461d713200SEric Schrock 	ZFS_PROP_UNIQUE,		/* not exposed to the user */
1471d713200SEric Schrock 	ZFS_PROP_OBJSETID,		/* not exposed to the user */
148b24ab676SJeff Bonwick 	ZFS_PROP_DEDUP,
1494201a95eSRic Aleshire 	ZFS_PROP_MLSLABEL,
15055da60b9SMark J Musante 	ZFS_PROP_SYNC,
151187d6ac0SMatt Ahrens 	ZFS_PROP_REFRATIO,
15219b94df9SMatthew Ahrens 	ZFS_PROP_WRITTEN,
15319b94df9SMatthew Ahrens 	ZFS_PROP_CLONES,
15477372cb0SMatthew Ahrens 	ZFS_PROP_LOGICALUSED,
15577372cb0SMatthew Ahrens 	ZFS_PROP_LOGICALREFERENCED,
156ca48f36fSKeith M Wesolowski 	ZFS_PROP_INCONSISTENT,		/* not exposed to the user */
157a2afb611SJerry Jelinek 	ZFS_PROP_FILESYSTEM_LIMIT,
158a2afb611SJerry Jelinek 	ZFS_PROP_SNAPSHOT_LIMIT,
159a2afb611SJerry Jelinek 	ZFS_PROP_FILESYSTEM_COUNT,
160a2afb611SJerry Jelinek 	ZFS_PROP_SNAPSHOT_COUNT,
161edf345e6SMatthew Ahrens 	ZFS_PROP_REDUNDANT_METADATA,
162b461c746SMatthew Ahrens 	ZFS_PROP_PREV_SNAP,
1639c3fd121SMatthew Ahrens 	ZFS_PROP_RECEIVE_RESUME_TOKEN,
1645cabbc6bSPrashanth Sreenivasa 	ZFS_PROP_REMAPTXG,		/* not exposed to the user */
16591ebeef5Sahrens 	ZFS_NUM_PROPS
166fa9e4066Sahrens } zfs_prop_t;
167fa9e4066Sahrens 
16814843421SMatthew Ahrens typedef enum {
16914843421SMatthew Ahrens 	ZFS_PROP_USERUSED,
17014843421SMatthew Ahrens 	ZFS_PROP_USERQUOTA,
17114843421SMatthew Ahrens 	ZFS_PROP_GROUPUSED,
17214843421SMatthew Ahrens 	ZFS_PROP_GROUPQUOTA,
17314843421SMatthew Ahrens 	ZFS_NUM_USERQUOTA_PROPS
17414843421SMatthew Ahrens } zfs_userquota_prop_t;
17514843421SMatthew Ahrens 
17614843421SMatthew Ahrens extern const char *zfs_userquota_prop_prefixes[ZFS_NUM_USERQUOTA_PROPS];
17714843421SMatthew Ahrens 
178990b4856Slling /*
179990b4856Slling  * Pool properties are identified by these constants and must be added to the
180b87f3af3Sperrin  * end of this list to ensure that external consumers are not affected
181990b4856Slling  * by the change. If you make any changes to this list, be sure to update
182990b4856Slling  * the property table in usr/src/common/zfs/zpool_prop.c.
183990b4856Slling  */
184990b4856Slling typedef enum {
185*4ae5f5f0SAlan Somers 	ZPOOL_PROP_INVAL = -1,
186990b4856Slling 	ZPOOL_PROP_NAME,
187990b4856Slling 	ZPOOL_PROP_SIZE,
188990b4856Slling 	ZPOOL_PROP_CAPACITY,
189990b4856Slling 	ZPOOL_PROP_ALTROOT,
190990b4856Slling 	ZPOOL_PROP_HEALTH,
191990b4856Slling 	ZPOOL_PROP_GUID,
192990b4856Slling 	ZPOOL_PROP_VERSION,
193990b4856Slling 	ZPOOL_PROP_BOOTFS,
194990b4856Slling 	ZPOOL_PROP_DELEGATION,
195990b4856Slling 	ZPOOL_PROP_AUTOREPLACE,
1962f8aaab3Seschrock 	ZPOOL_PROP_CACHEFILE,
1970a4e9518Sgw 	ZPOOL_PROP_FAILUREMODE,
198d5b5bb25SRich Morris 	ZPOOL_PROP_LISTSNAPS,
199573ca77eSGeorge Wilson 	ZPOOL_PROP_AUTOEXPAND,
200b24ab676SJeff Bonwick 	ZPOOL_PROP_DEDUPDITTO,
201b24ab676SJeff Bonwick 	ZPOOL_PROP_DEDUPRATIO,
202485bbbf5SGeorge Wilson 	ZPOOL_PROP_FREE,
203485bbbf5SGeorge Wilson 	ZPOOL_PROP_ALLOCATED,
204f9af39baSGeorge Wilson 	ZPOOL_PROP_READONLY,
2058704186eSDan McDonald 	ZPOOL_PROP_COMMENT,
2064263d13fSGeorge Wilson 	ZPOOL_PROP_EXPANDSZ,
207ad135b5dSChristopher Siden 	ZPOOL_PROP_FREEING,
2082e4c9986SGeorge Wilson 	ZPOOL_PROP_FRAGMENTATION,
2097fd05ac4SMatthew Ahrens 	ZPOOL_PROP_LEAKED,
210b5152584SMatthew Ahrens 	ZPOOL_PROP_MAXBLOCKSIZE,
2117855d95bSToomas Soome 	ZPOOL_PROP_BOOTSIZE,
212990b4856Slling 	ZPOOL_NUM_PROPS
213990b4856Slling } zpool_prop_t;
214b1b8ab34Slling 
2158704186eSDan McDonald /* Small enough to not hog a whole line of printout in zpool(1M). */
2168704186eSDan McDonald #define	ZPROP_MAX_COMMENT	32
2178704186eSDan McDonald 
218990b4856Slling #define	ZPROP_VALUE		"value"
219990b4856Slling #define	ZPROP_SOURCE		"source"
2207f7322feSeschrock 
221b1b8ab34Slling typedef enum {
222990b4856Slling 	ZPROP_SRC_NONE = 0x1,
223990b4856Slling 	ZPROP_SRC_DEFAULT = 0x2,
224990b4856Slling 	ZPROP_SRC_TEMPORARY = 0x4,
225990b4856Slling 	ZPROP_SRC_LOCAL = 0x8,
22692241e0bSTom Erickson 	ZPROP_SRC_INHERITED = 0x10,
22792241e0bSTom Erickson 	ZPROP_SRC_RECEIVED = 0x20
228990b4856Slling } zprop_source_t;
229990b4856Slling 
23092241e0bSTom Erickson #define	ZPROP_SRC_ALL	0x3f
23192241e0bSTom Erickson 
23292241e0bSTom Erickson #define	ZPROP_SOURCE_VAL_RECVD	"$recvd"
23392241e0bSTom Erickson #define	ZPROP_N_MORE_ERRORS	"N_MORE_ERRORS"
23492241e0bSTom Erickson /*
23592241e0bSTom Erickson  * Dataset flag implemented as a special entry in the props zap object
23692241e0bSTom Erickson  * indicating that the dataset has received properties on or after
23792241e0bSTom Erickson  * SPA_VERSION_RECVD_PROPS. The first such receive blows away local properties
23892241e0bSTom Erickson  * just as it did in earlier versions, and thereafter, local properties are
23992241e0bSTom Erickson  * preserved.
24092241e0bSTom Erickson  */
24192241e0bSTom Erickson #define	ZPROP_HAS_RECVD		"$hasrecvd"
24292241e0bSTom Erickson 
24392241e0bSTom Erickson typedef enum {
24492241e0bSTom Erickson 	ZPROP_ERR_NOCLEAR = 0x1, /* failure to clear existing props */
24592241e0bSTom Erickson 	ZPROP_ERR_NORESTORE = 0x2 /* failure to restore props on error */
24692241e0bSTom Erickson } zprop_errflags_t;
247990b4856Slling 
248990b4856Slling typedef int (*zprop_func)(int, void *);
249990b4856Slling 
2500a48a24eStimh /*
2510a48a24eStimh  * Properties to be set on the root file system of a new pool
2520a48a24eStimh  * are stuffed into their own nvlist, which is then included in
2530a48a24eStimh  * the properties nvlist with the pool properties.
2540a48a24eStimh  */
2550a48a24eStimh #define	ZPOOL_ROOTFS_PROPS	"root-props-nvl"
2560a48a24eStimh 
257dfc11533SChris Williamson /*
258dfc11533SChris Williamson  * Length of 'written@' and 'written#'
259dfc11533SChris Williamson  */
260dfc11533SChris Williamson #define	ZFS_WRITTEN_PROP_PREFIX_LEN	8
261dfc11533SChris Williamson 
262990b4856Slling /*
263990b4856Slling  * Dataset property functions shared between libzfs and kernel.
264990b4856Slling  */
265990b4856Slling const char *zfs_prop_default_string(zfs_prop_t);
266990b4856Slling uint64_t zfs_prop_default_numeric(zfs_prop_t);
267990b4856Slling boolean_t zfs_prop_readonly(zfs_prop_t);
268dfc11533SChris Williamson boolean_t zfs_prop_visible(zfs_prop_t prop);
269990b4856Slling boolean_t zfs_prop_inheritable(zfs_prop_t);
270da6c28aaSamw boolean_t zfs_prop_setonce(zfs_prop_t);
271990b4856Slling const char *zfs_prop_to_name(zfs_prop_t);
272990b4856Slling zfs_prop_t zfs_name_to_prop(const char *);
273990b4856Slling boolean_t zfs_prop_user(const char *);
27492241e0bSTom Erickson boolean_t zfs_prop_userquota(const char *);
27519b94df9SMatthew Ahrens boolean_t zfs_prop_written(const char *);
276990b4856Slling int zfs_prop_index_to_string(zfs_prop_t, uint64_t, const char **);
277990b4856Slling int zfs_prop_string_to_index(zfs_prop_t, const char *, uint64_t *);
278b24ab676SJeff Bonwick uint64_t zfs_prop_random_value(zfs_prop_t, uint64_t seed);
2794853e976Sgw boolean_t zfs_prop_valid_for_type(int, zfs_type_t);
280b1b8ab34Slling 
281990b4856Slling /*
282990b4856Slling  * Pool property functions shared between libzfs and kernel.
283990b4856Slling  */
284990b4856Slling zpool_prop_t zpool_name_to_prop(const char *);
285990b4856Slling const char *zpool_prop_to_name(zpool_prop_t);
286990b4856Slling const char *zpool_prop_default_string(zpool_prop_t);
287990b4856Slling uint64_t zpool_prop_default_numeric(zpool_prop_t);
288990b4856Slling boolean_t zpool_prop_readonly(zpool_prop_t);
289ad135b5dSChristopher Siden boolean_t zpool_prop_feature(const char *);
290ad135b5dSChristopher Siden boolean_t zpool_prop_unsupported(const char *name);
291990b4856Slling int zpool_prop_index_to_string(zpool_prop_t, uint64_t, const char **);
292990b4856Slling int zpool_prop_string_to_index(zpool_prop_t, const char *, uint64_t *);
293b24ab676SJeff Bonwick uint64_t zpool_prop_random_value(zpool_prop_t, uint64_t seed);
294b1b8ab34Slling 
295990b4856Slling /*
296990b4856Slling  * Definitions for the Delegation.
297990b4856Slling  */
298ecd6cf80Smarks typedef enum {
299ecd6cf80Smarks 	ZFS_DELEG_WHO_UNKNOWN = 0,
300ecd6cf80Smarks 	ZFS_DELEG_USER = 'u',
301ecd6cf80Smarks 	ZFS_DELEG_USER_SETS = 'U',
302ecd6cf80Smarks 	ZFS_DELEG_GROUP = 'g',
303ecd6cf80Smarks 	ZFS_DELEG_GROUP_SETS = 'G',
304ecd6cf80Smarks 	ZFS_DELEG_EVERYONE = 'e',
305ecd6cf80Smarks 	ZFS_DELEG_EVERYONE_SETS = 'E',
306ecd6cf80Smarks 	ZFS_DELEG_CREATE = 'c',
307ecd6cf80Smarks 	ZFS_DELEG_CREATE_SETS = 'C',
308ecd6cf80Smarks 	ZFS_DELEG_NAMED_SET = 's',
309ecd6cf80Smarks 	ZFS_DELEG_NAMED_SET_SETS = 'S'
310ecd6cf80Smarks } zfs_deleg_who_type_t;
311ecd6cf80Smarks 
312ecd6cf80Smarks typedef enum {
313ecd6cf80Smarks 	ZFS_DELEG_NONE = 0,
314ecd6cf80Smarks 	ZFS_DELEG_PERM_LOCAL = 1,
315ecd6cf80Smarks 	ZFS_DELEG_PERM_DESCENDENT = 2,
316ecd6cf80Smarks 	ZFS_DELEG_PERM_LOCALDESCENDENT = 3,
317ecd6cf80Smarks 	ZFS_DELEG_PERM_CREATE = 4
318ecd6cf80Smarks } zfs_deleg_inherit_t;
319ecd6cf80Smarks 
320ecd6cf80Smarks #define	ZFS_DELEG_PERM_UID	"uid"
321ecd6cf80Smarks #define	ZFS_DELEG_PERM_GID	"gid"
322ecd6cf80Smarks #define	ZFS_DELEG_PERM_GROUPS	"groups"
323ecd6cf80Smarks 
3244201a95eSRic Aleshire #define	ZFS_MLSLABEL_DEFAULT	"none"
3254201a95eSRic Aleshire 
326743a77edSAlan Wright #define	ZFS_SMB_ACL_SRC		"src"
327743a77edSAlan Wright #define	ZFS_SMB_ACL_TARGET	"target"
328743a77edSAlan Wright 
329a227b7f4Shs typedef enum {
330a227b7f4Shs 	ZFS_CANMOUNT_OFF = 0,
331a227b7f4Shs 	ZFS_CANMOUNT_ON = 1,
332a227b7f4Shs 	ZFS_CANMOUNT_NOAUTO = 2
333a227b7f4Shs } zfs_canmount_type_t;
334a227b7f4Shs 
335e09fa4daSNeil Perrin typedef enum {
336e09fa4daSNeil Perrin 	ZFS_LOGBIAS_LATENCY = 0,
337e09fa4daSNeil Perrin 	ZFS_LOGBIAS_THROUGHPUT = 1
338e09fa4daSNeil Perrin } zfs_logbias_op_t;
339e09fa4daSNeil Perrin 
340da6c28aaSamw typedef enum zfs_share_op {
341da6c28aaSamw 	ZFS_SHARE_NFS = 0,
342da6c28aaSamw 	ZFS_UNSHARE_NFS = 1,
343da6c28aaSamw 	ZFS_SHARE_SMB = 2,
344da6c28aaSamw 	ZFS_UNSHARE_SMB = 3
345da6c28aaSamw } zfs_share_op_t;
346da6c28aaSamw 
347743a77edSAlan Wright typedef enum zfs_smb_acl_op {
348743a77edSAlan Wright 	ZFS_SMB_ACL_ADD,
349743a77edSAlan Wright 	ZFS_SMB_ACL_REMOVE,
350743a77edSAlan Wright 	ZFS_SMB_ACL_RENAME,
351743a77edSAlan Wright 	ZFS_SMB_ACL_PURGE
352743a77edSAlan Wright } zfs_smb_acl_op_t;
353743a77edSAlan Wright 
3543baa08fcSek typedef enum zfs_cache_type {
3553baa08fcSek 	ZFS_CACHE_NONE = 0,
3563baa08fcSek 	ZFS_CACHE_METADATA = 1,
3573baa08fcSek 	ZFS_CACHE_ALL = 2
3583baa08fcSek } zfs_cache_type_t;
3593baa08fcSek 
36055da60b9SMark J Musante typedef enum {
36155da60b9SMark J Musante 	ZFS_SYNC_STANDARD = 0,
36255da60b9SMark J Musante 	ZFS_SYNC_ALWAYS = 1,
36355da60b9SMark J Musante 	ZFS_SYNC_DISABLED = 2
36455da60b9SMark J Musante } zfs_sync_type_t;
36555da60b9SMark J Musante 
366edf345e6SMatthew Ahrens typedef enum {
367edf345e6SMatthew Ahrens 	ZFS_REDUNDANT_METADATA_ALL,
368edf345e6SMatthew Ahrens 	ZFS_REDUNDANT_METADATA_MOST
369edf345e6SMatthew Ahrens } zfs_redundant_metadata_type_t;
3703baa08fcSek 
371eaca9bbdSeschrock /*
37299653d4eSeschrock  * On-disk version number.
373eaca9bbdSeschrock  */
374e7437265Sahrens #define	SPA_VERSION_1			1ULL
375e7437265Sahrens #define	SPA_VERSION_2			2ULL
376e7437265Sahrens #define	SPA_VERSION_3			3ULL
377e7437265Sahrens #define	SPA_VERSION_4			4ULL
378e7437265Sahrens #define	SPA_VERSION_5			5ULL
379e7437265Sahrens #define	SPA_VERSION_6			6ULL
380e7437265Sahrens #define	SPA_VERSION_7			7ULL
381e7437265Sahrens #define	SPA_VERSION_8			8ULL
382da6c28aaSamw #define	SPA_VERSION_9			9ULL
383fa94a07fSbrendan #define	SPA_VERSION_10			10ULL
384088f3894Sahrens #define	SPA_VERSION_11			11ULL
385bb0ade09Sahrens #define	SPA_VERSION_12			12ULL
38674e7dc98SMatthew Ahrens #define	SPA_VERSION_13			13ULL
387d0f3f37eSMark Shellenbaum #define	SPA_VERSION_14			14ULL
38814843421SMatthew Ahrens #define	SPA_VERSION_15			15ULL
389478ed9adSEric Taylor #define	SPA_VERSION_16			16ULL
390f94275ceSAdam Leventhal #define	SPA_VERSION_17			17ULL
391842727c2SChris Kirby #define	SPA_VERSION_18			18ULL
39288ecc943SGeorge Wilson #define	SPA_VERSION_19			19ULL
393b24ab676SJeff Bonwick #define	SPA_VERSION_20			20ULL
394b24ab676SJeff Bonwick #define	SPA_VERSION_21			21ULL
39592241e0bSTom Erickson #define	SPA_VERSION_22			22ULL
3966e1f5caaSNeil Perrin #define	SPA_VERSION_23			23ULL
3970a586ceaSMark Shellenbaum #define	SPA_VERSION_24			24ULL
3983f9d6ad7SLin Ling #define	SPA_VERSION_25			25ULL
399cde58dbcSMatthew Ahrens #define	SPA_VERSION_26			26ULL
4006e0cbcaaSMatthew Ahrens #define	SPA_VERSION_27			27ULL
401cb04b873SMark J Musante #define	SPA_VERSION_28			28ULL
402ad135b5dSChristopher Siden #define	SPA_VERSION_5000		5000ULL
403cb04b873SMark J Musante 
404b1b8ab34Slling /*
405e7cbe64fSgw  * When bumping up SPA_VERSION, make sure GRUB ZFS understands the on-disk
406478ed9adSEric Taylor  * format change. Go to usr/src/grub/grub-0.97/stage2/{zfs-include/, fsys_zfs*},
40714843421SMatthew Ahrens  * and do the appropriate changes.  Also bump the version number in
40814843421SMatthew Ahrens  * usr/src/grub/capability.
409b1b8ab34Slling  */
410ad135b5dSChristopher Siden #define	SPA_VERSION			SPA_VERSION_5000
411ad135b5dSChristopher Siden #define	SPA_VERSION_STRING		"5000"
41244cd46caSbillm 
41344cd46caSbillm /*
414e7437265Sahrens  * Symbolic names for the changes that caused a SPA_VERSION switch.
41544cd46caSbillm  * Used in the code when checking for presence or absence of a feature.
41644cd46caSbillm  * Feel free to define multiple symbolic names for each version if there
41744cd46caSbillm  * were multiple changes to on-disk structures during that version.
41844cd46caSbillm  *
419e7437265Sahrens  * NOTE: When checking the current SPA_VERSION in your code, be sure
42044cd46caSbillm  *       to use spa_version() since it reports the version of the
42144cd46caSbillm  *       last synced uberblock.  Checking the in-flight version can
42244cd46caSbillm  *       be dangerous in some cases.
42344cd46caSbillm  */
424e7437265Sahrens #define	SPA_VERSION_INITIAL		SPA_VERSION_1
425e7437265Sahrens #define	SPA_VERSION_DITTO_BLOCKS	SPA_VERSION_2
426e7437265Sahrens #define	SPA_VERSION_SPARES		SPA_VERSION_3
427f94275ceSAdam Leventhal #define	SPA_VERSION_RAIDZ2		SPA_VERSION_3
428cde58dbcSMatthew Ahrens #define	SPA_VERSION_BPOBJ_ACCOUNT	SPA_VERSION_3
429e7437265Sahrens #define	SPA_VERSION_RAIDZ_DEFLATE	SPA_VERSION_3
430e7437265Sahrens #define	SPA_VERSION_DNODE_BYTES		SPA_VERSION_3
431e7437265Sahrens #define	SPA_VERSION_ZPOOL_HISTORY	SPA_VERSION_4
432e7437265Sahrens #define	SPA_VERSION_GZIP_COMPRESSION	SPA_VERSION_5
433e7437265Sahrens #define	SPA_VERSION_BOOTFS		SPA_VERSION_6
434990b4856Slling #define	SPA_VERSION_SLOGS		SPA_VERSION_7
435990b4856Slling #define	SPA_VERSION_DELEGATED_PERMS	SPA_VERSION_8
436da6c28aaSamw #define	SPA_VERSION_FUID		SPA_VERSION_9
437a9799022Sck #define	SPA_VERSION_REFRESERVATION	SPA_VERSION_9
438a9799022Sck #define	SPA_VERSION_REFQUOTA		SPA_VERSION_9
439a9799022Sck #define	SPA_VERSION_UNIQUE_ACCURATE	SPA_VERSION_9
440fa94a07fSbrendan #define	SPA_VERSION_L2CACHE		SPA_VERSION_10
441088f3894Sahrens #define	SPA_VERSION_NEXT_CLONES		SPA_VERSION_11
442088f3894Sahrens #define	SPA_VERSION_ORIGIN		SPA_VERSION_11
443088f3894Sahrens #define	SPA_VERSION_DSL_SCRUB		SPA_VERSION_11
444bb0ade09Sahrens #define	SPA_VERSION_SNAP_PROPS		SPA_VERSION_12
44574e7dc98SMatthew Ahrens #define	SPA_VERSION_USED_BREAKDOWN	SPA_VERSION_13
446d0f3f37eSMark Shellenbaum #define	SPA_VERSION_PASSTHROUGH_X	SPA_VERSION_14
44714843421SMatthew Ahrens #define	SPA_VERSION_USERSPACE		SPA_VERSION_15
448478ed9adSEric Taylor #define	SPA_VERSION_STMF_PROP		SPA_VERSION_16
449f94275ceSAdam Leventhal #define	SPA_VERSION_RAIDZ3		SPA_VERSION_17
450842727c2SChris Kirby #define	SPA_VERSION_USERREFS		SPA_VERSION_18
45188ecc943SGeorge Wilson #define	SPA_VERSION_HOLES		SPA_VERSION_19
452b24ab676SJeff Bonwick #define	SPA_VERSION_ZLE_COMPRESSION	SPA_VERSION_20
453b24ab676SJeff Bonwick #define	SPA_VERSION_DEDUP		SPA_VERSION_21
45492241e0bSTom Erickson #define	SPA_VERSION_RECVD_PROPS		SPA_VERSION_22
4556e1f5caaSNeil Perrin #define	SPA_VERSION_SLIM_ZIL		SPA_VERSION_23
4560a586ceaSMark Shellenbaum #define	SPA_VERSION_SA			SPA_VERSION_24
4573f9d6ad7SLin Ling #define	SPA_VERSION_SCAN		SPA_VERSION_25
458cde58dbcSMatthew Ahrens #define	SPA_VERSION_DIR_CLONES		SPA_VERSION_26
459cde58dbcSMatthew Ahrens #define	SPA_VERSION_DEADLISTS		SPA_VERSION_26
4606e0cbcaaSMatthew Ahrens #define	SPA_VERSION_FAST_SNAP		SPA_VERSION_27
461cb04b873SMark J Musante #define	SPA_VERSION_MULTI_REPLACE	SPA_VERSION_28
462ad135b5dSChristopher Siden #define	SPA_VERSION_BEFORE_FEATURES	SPA_VERSION_28
463ad135b5dSChristopher Siden #define	SPA_VERSION_FEATURES		SPA_VERSION_5000
464ad135b5dSChristopher Siden 
465ad135b5dSChristopher Siden #define	SPA_VERSION_IS_SUPPORTED(v) \
466ad135b5dSChristopher Siden 	(((v) >= SPA_VERSION_INITIAL && (v) <= SPA_VERSION_BEFORE_FEATURES) || \
467ad135b5dSChristopher Siden 	((v) >= SPA_VERSION_FEATURES && (v) <= SPA_VERSION))
468e7437265Sahrens 
469e7437265Sahrens /*
470e7437265Sahrens  * ZPL version - rev'd whenever an incompatible on-disk format change
471e7437265Sahrens  * occurs.  This is independent of SPA/DMU/ZAP versioning.  You must
472e7437265Sahrens  * also update the version_table[] and help message in zfs_prop.c.
473e7437265Sahrens  *
474e7437265Sahrens  * When changing, be sure to teach GRUB how to read the new format!
475478ed9adSEric Taylor  * See usr/src/grub/grub-0.97/stage2/{zfs-include/,fsys_zfs*}
476e7437265Sahrens  */
477e7437265Sahrens #define	ZPL_VERSION_1			1ULL
478e7437265Sahrens #define	ZPL_VERSION_2			2ULL
479da6c28aaSamw #define	ZPL_VERSION_3			3ULL
48014843421SMatthew Ahrens #define	ZPL_VERSION_4			4ULL
4810a586ceaSMark Shellenbaum #define	ZPL_VERSION_5			5ULL
4820a586ceaSMark Shellenbaum #define	ZPL_VERSION			ZPL_VERSION_5
4830a586ceaSMark Shellenbaum #define	ZPL_VERSION_STRING		"5"
484e7437265Sahrens 
485e7437265Sahrens #define	ZPL_VERSION_INITIAL		ZPL_VERSION_1
486e7437265Sahrens #define	ZPL_VERSION_DIRENT_TYPE		ZPL_VERSION_2
487da6c28aaSamw #define	ZPL_VERSION_FUID		ZPL_VERSION_3
488de8267e0Stimh #define	ZPL_VERSION_NORMALIZATION	ZPL_VERSION_3
489da6c28aaSamw #define	ZPL_VERSION_SYSATTR		ZPL_VERSION_3
49014843421SMatthew Ahrens #define	ZPL_VERSION_USERSPACE		ZPL_VERSION_4
4910a586ceaSMark Shellenbaum #define	ZPL_VERSION_SA			ZPL_VERSION_5
492eaca9bbdSeschrock 
493468c413aSTim Haley /* Rewind request information */
494c8ee1847SVictor Latushkin #define	ZPOOL_NO_REWIND		1  /* No policy - default behavior */
495c8ee1847SVictor Latushkin #define	ZPOOL_NEVER_REWIND	2  /* Do not search for best txg or rewind */
496c8ee1847SVictor Latushkin #define	ZPOOL_TRY_REWIND	4  /* Search for best txg, but do not rewind */
497c8ee1847SVictor Latushkin #define	ZPOOL_DO_REWIND		8  /* Rewind to best txg w/in deferred frees */
498c8ee1847SVictor Latushkin #define	ZPOOL_EXTREME_REWIND	16 /* Allow extreme measures to find best txg */
499c8ee1847SVictor Latushkin #define	ZPOOL_REWIND_MASK	28 /* All the possible rewind bits */
500c8ee1847SVictor Latushkin #define	ZPOOL_REWIND_POLICIES	31 /* All the possible policy bits */
501468c413aSTim Haley 
502468c413aSTim Haley typedef struct zpool_rewind_policy {
503468c413aSTim Haley 	uint32_t	zrp_request;	/* rewind behavior requested */
504c8ee1847SVictor Latushkin 	uint64_t	zrp_maxmeta;	/* max acceptable meta-data errors */
505c8ee1847SVictor Latushkin 	uint64_t	zrp_maxdata;	/* max acceptable data errors */
506468c413aSTim Haley 	uint64_t	zrp_txg;	/* specific txg to load */
507468c413aSTim Haley } zpool_rewind_policy_t;
508468c413aSTim Haley 
509fa9e4066Sahrens /*
510fa9e4066Sahrens  * The following are configuration names used in the nvlist describing a pool's
5115cabbc6bSPrashanth Sreenivasa  * configuration.  New on-disk names should be prefixed with "<reverse-DNS>:"
5125cabbc6bSPrashanth Sreenivasa  * (e.g. "org.open-zfs:") to avoid conflicting names being developed
5135cabbc6bSPrashanth Sreenivasa  * independently.
514fa9e4066Sahrens  */
515fa9e4066Sahrens #define	ZPOOL_CONFIG_VERSION		"version"
516fa9e4066Sahrens #define	ZPOOL_CONFIG_POOL_NAME		"name"
517fa9e4066Sahrens #define	ZPOOL_CONFIG_POOL_STATE		"state"
518fa9e4066Sahrens #define	ZPOOL_CONFIG_POOL_TXG		"txg"
519fa9e4066Sahrens #define	ZPOOL_CONFIG_POOL_GUID		"pool_guid"
520fa9e4066Sahrens #define	ZPOOL_CONFIG_CREATE_TXG		"create_txg"
521fa9e4066Sahrens #define	ZPOOL_CONFIG_TOP_GUID		"top_guid"
522fa9e4066Sahrens #define	ZPOOL_CONFIG_VDEV_TREE		"vdev_tree"
523fa9e4066Sahrens #define	ZPOOL_CONFIG_TYPE		"type"
524fa9e4066Sahrens #define	ZPOOL_CONFIG_CHILDREN		"children"
525fa9e4066Sahrens #define	ZPOOL_CONFIG_ID			"id"
526fa9e4066Sahrens #define	ZPOOL_CONFIG_GUID		"guid"
5275cabbc6bSPrashanth Sreenivasa #define	ZPOOL_CONFIG_INDIRECT_OBJECT	"com.delphix:indirect_object"
5285cabbc6bSPrashanth Sreenivasa #define	ZPOOL_CONFIG_INDIRECT_BIRTHS	"com.delphix:indirect_births"
5295cabbc6bSPrashanth Sreenivasa #define	ZPOOL_CONFIG_PREV_INDIRECT_VDEV	"com.delphix:prev_indirect_vdev"
530fa9e4066Sahrens #define	ZPOOL_CONFIG_PATH		"path"
531fa9e4066Sahrens #define	ZPOOL_CONFIG_DEVID		"devid"
532fa9e4066Sahrens #define	ZPOOL_CONFIG_METASLAB_ARRAY	"metaslab_array"
533fa9e4066Sahrens #define	ZPOOL_CONFIG_METASLAB_SHIFT	"metaslab_shift"
534fa9e4066Sahrens #define	ZPOOL_CONFIG_ASHIFT		"ashift"
535fa9e4066Sahrens #define	ZPOOL_CONFIG_ASIZE		"asize"
536fa9e4066Sahrens #define	ZPOOL_CONFIG_DTL		"DTL"
5373f9d6ad7SLin Ling #define	ZPOOL_CONFIG_SCAN_STATS		"scan_stats"	/* not stored on disk */
5385cabbc6bSPrashanth Sreenivasa #define	ZPOOL_CONFIG_REMOVAL_STATS	"removal_stats"	/* not stored on disk */
5393f9d6ad7SLin Ling #define	ZPOOL_CONFIG_VDEV_STATS		"vdev_stats"	/* not stored on disk */
5405cabbc6bSPrashanth Sreenivasa #define	ZPOOL_CONFIG_INDIRECT_SIZE	"indirect_size"	/* not stored on disk */
541afefbcddSeschrock #define	ZPOOL_CONFIG_WHOLE_DISK		"whole_disk"
542ea8dc4b6Seschrock #define	ZPOOL_CONFIG_ERRCOUNT		"error_count"
543ea8dc4b6Seschrock #define	ZPOOL_CONFIG_NOT_PRESENT	"not_present"
54499653d4eSeschrock #define	ZPOOL_CONFIG_SPARES		"spares"
54599653d4eSeschrock #define	ZPOOL_CONFIG_IS_SPARE		"is_spare"
54699653d4eSeschrock #define	ZPOOL_CONFIG_NPARITY		"nparity"
54795173954Sek #define	ZPOOL_CONFIG_HOSTID		"hostid"
54895173954Sek #define	ZPOOL_CONFIG_HOSTNAME		"hostname"
54911027bc7STim Haley #define	ZPOOL_CONFIG_LOADED_TIME	"initial_load_time"
5503d7072f8Seschrock #define	ZPOOL_CONFIG_UNSPARE		"unspare"
5513d7072f8Seschrock #define	ZPOOL_CONFIG_PHYS_PATH		"phys_path"
5528654d025Sperrin #define	ZPOOL_CONFIG_IS_LOG		"is_log"
553fa94a07fSbrendan #define	ZPOOL_CONFIG_L2CACHE		"l2cache"
55488ecc943SGeorge Wilson #define	ZPOOL_CONFIG_HOLE_ARRAY		"hole_array"
55588ecc943SGeorge Wilson #define	ZPOOL_CONFIG_VDEV_CHILDREN	"vdev_children"
55688ecc943SGeorge Wilson #define	ZPOOL_CONFIG_IS_HOLE		"is_hole"
5579eb19f4dSGeorge Wilson #define	ZPOOL_CONFIG_DDT_HISTOGRAM	"ddt_histogram"
5589eb19f4dSGeorge Wilson #define	ZPOOL_CONFIG_DDT_OBJ_STATS	"ddt_object_stats"
5599eb19f4dSGeorge Wilson #define	ZPOOL_CONFIG_DDT_STATS		"ddt_stats"
5601195e687SMark J Musante #define	ZPOOL_CONFIG_SPLIT		"splitcfg"
5611195e687SMark J Musante #define	ZPOOL_CONFIG_ORIG_GUID		"orig_guid"
5621195e687SMark J Musante #define	ZPOOL_CONFIG_SPLIT_GUID		"split_guid"
5631195e687SMark J Musante #define	ZPOOL_CONFIG_SPLIT_LIST		"guid_list"
5643f9d6ad7SLin Ling #define	ZPOOL_CONFIG_REMOVING		"removing"
565b4952e17SGeorge Wilson #define	ZPOOL_CONFIG_RESILVER_TXG	"resilver_txg"
5668704186eSDan McDonald #define	ZPOOL_CONFIG_COMMENT		"comment"
567e14bb325SJeff Bonwick #define	ZPOOL_CONFIG_SUSPENDED		"suspended"	/* not stored on disk */
568e7cbe64fSgw #define	ZPOOL_CONFIG_TIMESTAMP		"timestamp"	/* not stored on disk */
569e7cbe64fSgw #define	ZPOOL_CONFIG_BOOTFS		"bootfs"	/* not stored on disk */
5704b964adaSGeorge Wilson #define	ZPOOL_CONFIG_MISSING_DEVICES	"missing_vdevs"	/* not stored on disk */
5714b964adaSGeorge Wilson #define	ZPOOL_CONFIG_LOAD_INFO		"load_info"	/* not stored on disk */
572ad135b5dSChristopher Siden #define	ZPOOL_CONFIG_REWIND_INFO	"rewind_info"	/* not stored on disk */
573ad135b5dSChristopher Siden #define	ZPOOL_CONFIG_UNSUP_FEAT		"unsup_feat"	/* not stored on disk */
57457221772SChristopher Siden #define	ZPOOL_CONFIG_ENABLED_FEAT	"enabled_feat"	/* not stored on disk */
575ad135b5dSChristopher Siden #define	ZPOOL_CONFIG_CAN_RDONLY		"can_rdonly"	/* not stored on disk */
576ad135b5dSChristopher Siden #define	ZPOOL_CONFIG_FEATURES_FOR_READ	"features_for_read"
577ad135b5dSChristopher Siden #define	ZPOOL_CONFIG_FEATURE_STATS	"feature_stats"	/* not stored on disk */
578215198a6SJoe Stein #define	ZPOOL_CONFIG_VDEV_TOP_ZAP	"com.delphix:vdev_zap_top"
579215198a6SJoe Stein #define	ZPOOL_CONFIG_VDEV_LEAF_ZAP	"com.delphix:vdev_zap_leaf"
580215198a6SJoe Stein #define	ZPOOL_CONFIG_HAS_PER_VDEV_ZAPS	"com.delphix:has_per_vdev_zaps"
5813d7072f8Seschrock /*
5823d7072f8Seschrock  * The persistent vdev state is stored as separate values rather than a single
5833d7072f8Seschrock  * 'vdev_state' entry.  This is because a device can be in multiple states, such
5843d7072f8Seschrock  * as offline and degraded.
5853d7072f8Seschrock  */
5863d7072f8Seschrock #define	ZPOOL_CONFIG_OFFLINE		"offline"
5873d7072f8Seschrock #define	ZPOOL_CONFIG_FAULTED		"faulted"
5883d7072f8Seschrock #define	ZPOOL_CONFIG_DEGRADED		"degraded"
5893d7072f8Seschrock #define	ZPOOL_CONFIG_REMOVED		"removed"
5906809eb4eSEric Schrock #define	ZPOOL_CONFIG_FRU		"fru"
591069f55e2SEric Schrock #define	ZPOOL_CONFIG_AUX_STATE		"aux_state"
592fa9e4066Sahrens 
593468c413aSTim Haley /* Rewind policy parameters */
594468c413aSTim Haley #define	ZPOOL_REWIND_POLICY		"rewind-policy"
595468c413aSTim Haley #define	ZPOOL_REWIND_REQUEST		"rewind-request"
596468c413aSTim Haley #define	ZPOOL_REWIND_REQUEST_TXG	"rewind-request-txg"
597468c413aSTim Haley #define	ZPOOL_REWIND_META_THRESH	"rewind-meta-thresh"
598468c413aSTim Haley #define	ZPOOL_REWIND_DATA_THRESH	"rewind-data-thresh"
599468c413aSTim Haley 
600468c413aSTim Haley /* Rewind data discovered */
601468c413aSTim Haley #define	ZPOOL_CONFIG_LOAD_TIME		"rewind_txg_ts"
602468c413aSTim Haley #define	ZPOOL_CONFIG_LOAD_DATA_ERRORS	"verify_data_errors"
603468c413aSTim Haley #define	ZPOOL_CONFIG_REWIND_TIME	"seconds_of_rewind"
604468c413aSTim Haley 
605fa9e4066Sahrens #define	VDEV_TYPE_ROOT			"root"
606fa9e4066Sahrens #define	VDEV_TYPE_MIRROR		"mirror"
607fa9e4066Sahrens #define	VDEV_TYPE_REPLACING		"replacing"
608fa9e4066Sahrens #define	VDEV_TYPE_RAIDZ			"raidz"
609fa9e4066Sahrens #define	VDEV_TYPE_DISK			"disk"
610fa9e4066Sahrens #define	VDEV_TYPE_FILE			"file"
611fa9e4066Sahrens #define	VDEV_TYPE_MISSING		"missing"
61288ecc943SGeorge Wilson #define	VDEV_TYPE_HOLE			"hole"
61399653d4eSeschrock #define	VDEV_TYPE_SPARE			"spare"
6148654d025Sperrin #define	VDEV_TYPE_LOG			"log"
615fa94a07fSbrendan #define	VDEV_TYPE_L2CACHE		"l2cache"
6165cabbc6bSPrashanth Sreenivasa #define	VDEV_TYPE_INDIRECT		"indirect"
6175cabbc6bSPrashanth Sreenivasa 
6185cabbc6bSPrashanth Sreenivasa /* VDEV_TOP_ZAP_* are used in top-level vdev ZAP objects. */
6195cabbc6bSPrashanth Sreenivasa #define	VDEV_TOP_ZAP_INDIRECT_OBSOLETE_SM \
6205cabbc6bSPrashanth Sreenivasa 	"com.delphix:indirect_obsolete_sm"
6215cabbc6bSPrashanth Sreenivasa #define	VDEV_TOP_ZAP_OBSOLETE_COUNTS_ARE_PRECISE \
6225cabbc6bSPrashanth Sreenivasa 	"com.delphix:obsolete_counts_are_precise"
623fa9e4066Sahrens 
624fa9e4066Sahrens /*
625fa9e4066Sahrens  * This is needed in userland to report the minimum necessary device size.
6264b5c8e93SMatthew Ahrens  *
6274b5c8e93SMatthew Ahrens  * Note that the zfs test suite uses 64MB vdevs.
628fa9e4066Sahrens  */
629fa9e4066Sahrens #define	SPA_MINDEVSIZE		(64ULL << 20)
630fa9e4066Sahrens 
6312e4c9986SGeorge Wilson /*
6322e4c9986SGeorge Wilson  * Set if the fragmentation has not yet been calculated. This can happen
6332e4c9986SGeorge Wilson  * because the space maps have not been upgraded or the histogram feature
6342e4c9986SGeorge Wilson  * is not enabled.
6352e4c9986SGeorge Wilson  */
6362e4c9986SGeorge Wilson #define	ZFS_FRAG_INVALID	UINT64_MAX
6372e4c9986SGeorge Wilson 
638fa9e4066Sahrens /*
639fa9e4066Sahrens  * The location of the pool configuration repository, shared between kernel and
640fa9e4066Sahrens  * userland.
641fa9e4066Sahrens  */
642c5904d13Seschrock #define	ZPOOL_CACHE		"/etc/zfs/zpool.cache"
643fa9e4066Sahrens 
644fa9e4066Sahrens /*
645fa9e4066Sahrens  * vdev states are ordered from least to most healthy.
646fa9e4066Sahrens  * A vdev that's CANT_OPEN or below is considered unusable.
647fa9e4066Sahrens  */
648fa9e4066Sahrens typedef enum vdev_state {
649fa9e4066Sahrens 	VDEV_STATE_UNKNOWN = 0,	/* Uninitialized vdev			*/
650fa9e4066Sahrens 	VDEV_STATE_CLOSED,	/* Not currently open			*/
651fa9e4066Sahrens 	VDEV_STATE_OFFLINE,	/* Not allowed to open			*/
6523d7072f8Seschrock 	VDEV_STATE_REMOVED,	/* Explicitly removed from system	*/
653fa9e4066Sahrens 	VDEV_STATE_CANT_OPEN,	/* Tried to open, but failed		*/
6543d7072f8Seschrock 	VDEV_STATE_FAULTED,	/* External request to fault device	*/
655fa9e4066Sahrens 	VDEV_STATE_DEGRADED,	/* Replicated vdev with unhealthy kids	*/
656fa9e4066Sahrens 	VDEV_STATE_HEALTHY	/* Presumed good			*/
657fa9e4066Sahrens } vdev_state_t;
658fa9e4066Sahrens 
6593d7072f8Seschrock #define	VDEV_STATE_ONLINE	VDEV_STATE_HEALTHY
6603d7072f8Seschrock 
661fa9e4066Sahrens /*
662fa9e4066Sahrens  * vdev aux states.  When a vdev is in the CANT_OPEN state, the aux field
663fa9e4066Sahrens  * of the vdev stats structure uses these constants to distinguish why.
664fa9e4066Sahrens  */
665fa9e4066Sahrens typedef enum vdev_aux {
666fa9e4066Sahrens 	VDEV_AUX_NONE,		/* no error				*/
667fa9e4066Sahrens 	VDEV_AUX_OPEN_FAILED,	/* ldi_open_*() or vn_open() failed	*/
668fa9e4066Sahrens 	VDEV_AUX_CORRUPT_DATA,	/* bad label or disk contents		*/
669fa9e4066Sahrens 	VDEV_AUX_NO_REPLICAS,	/* insufficient number of replicas	*/
670fa9e4066Sahrens 	VDEV_AUX_BAD_GUID_SUM,	/* vdev guid sum doesn't match		*/
671fa9e4066Sahrens 	VDEV_AUX_TOO_SMALL,	/* vdev size is too small		*/
672eaca9bbdSeschrock 	VDEV_AUX_BAD_LABEL,	/* the label is OK but invalid		*/
673eaca9bbdSeschrock 	VDEV_AUX_VERSION_NEWER,	/* on-disk version is too new		*/
67499653d4eSeschrock 	VDEV_AUX_VERSION_OLDER,	/* on-disk version is too old		*/
675ad135b5dSChristopher Siden 	VDEV_AUX_UNSUP_FEAT,	/* unsupported features			*/
6763d7072f8Seschrock 	VDEV_AUX_SPARED,	/* hot spare used in another pool	*/
67732b87932Sek 	VDEV_AUX_ERR_EXCEEDED,	/* too many errors			*/
678b87f3af3Sperrin 	VDEV_AUX_IO_FAILURE,	/* experienced I/O failure		*/
679069f55e2SEric Schrock 	VDEV_AUX_BAD_LOG,	/* cannot read log chain(s)		*/
6801195e687SMark J Musante 	VDEV_AUX_EXTERNAL,	/* external diagnosis			*/
6811195e687SMark J Musante 	VDEV_AUX_SPLIT_POOL	/* vdev was split off into another pool	*/
682fa9e4066Sahrens } vdev_aux_t;
683fa9e4066Sahrens 
684fa9e4066Sahrens /*
68546a2abf2Seschrock  * pool state.  The following states are written to disk as part of the normal
686fa94a07fSbrendan  * SPA lifecycle: ACTIVE, EXPORTED, DESTROYED, SPARE, L2CACHE.  The remaining
687fa94a07fSbrendan  * states are software abstractions used at various levels to communicate
688fa94a07fSbrendan  * pool state.
689fa9e4066Sahrens  */
690fa9e4066Sahrens typedef enum pool_state {
691fa9e4066Sahrens 	POOL_STATE_ACTIVE = 0,		/* In active use		*/
692fa9e4066Sahrens 	POOL_STATE_EXPORTED,		/* Explicitly exported		*/
693fa9e4066Sahrens 	POOL_STATE_DESTROYED,		/* Explicitly destroyed		*/
69499653d4eSeschrock 	POOL_STATE_SPARE,		/* Reserved for hot spare use	*/
695fa94a07fSbrendan 	POOL_STATE_L2CACHE,		/* Level 2 ARC device		*/
696fa9e4066Sahrens 	POOL_STATE_UNINITIALIZED,	/* Internal spa_t state		*/
69746a2abf2Seschrock 	POOL_STATE_UNAVAIL,		/* Internal libzfs state	*/
69846a2abf2Seschrock 	POOL_STATE_POTENTIALLY_ACTIVE	/* Internal libzfs state	*/
699fa9e4066Sahrens } pool_state_t;
700fa9e4066Sahrens 
701fa9e4066Sahrens /*
7023f9d6ad7SLin Ling  * Scan Functions.
703fa9e4066Sahrens  */
7043f9d6ad7SLin Ling typedef enum pool_scan_func {
7053f9d6ad7SLin Ling 	POOL_SCAN_NONE,
7063f9d6ad7SLin Ling 	POOL_SCAN_SCRUB,
7073f9d6ad7SLin Ling 	POOL_SCAN_RESILVER,
7083f9d6ad7SLin Ling 	POOL_SCAN_FUNCS
7093f9d6ad7SLin Ling } pool_scan_func_t;
710fa9e4066Sahrens 
7111702cce7SAlek Pinchuk /*
7121702cce7SAlek Pinchuk  * Used to control scrub pause and resume.
7131702cce7SAlek Pinchuk  */
7141702cce7SAlek Pinchuk typedef enum pool_scrub_cmd {
7151702cce7SAlek Pinchuk 	POOL_SCRUB_NORMAL = 0,
7161702cce7SAlek Pinchuk 	POOL_SCRUB_PAUSE,
7171702cce7SAlek Pinchuk 	POOL_SCRUB_FLAGS_END
7181702cce7SAlek Pinchuk } pool_scrub_cmd_t;
7191702cce7SAlek Pinchuk 
7201702cce7SAlek Pinchuk 
721fa9e4066Sahrens /*
722fa9e4066Sahrens  * ZIO types.  Needed to interpret vdev statistics below.
723fa9e4066Sahrens  */
724fa9e4066Sahrens typedef enum zio_type {
725fa9e4066Sahrens 	ZIO_TYPE_NULL = 0,
726fa9e4066Sahrens 	ZIO_TYPE_READ,
727fa9e4066Sahrens 	ZIO_TYPE_WRITE,
728fa9e4066Sahrens 	ZIO_TYPE_FREE,
729fa9e4066Sahrens 	ZIO_TYPE_CLAIM,
730fa9e4066Sahrens 	ZIO_TYPE_IOCTL,
731fa9e4066Sahrens 	ZIO_TYPES
732fa9e4066Sahrens } zio_type_t;
733fa9e4066Sahrens 
7343f9d6ad7SLin Ling /*
7353f9d6ad7SLin Ling  * Pool statistics.  Note: all fields should be 64-bit because this
7363f9d6ad7SLin Ling  * is passed between kernel and userland as an nvlist uint64 array.
7373f9d6ad7SLin Ling  */
7383f9d6ad7SLin Ling typedef struct pool_scan_stat {
7393f9d6ad7SLin Ling 	/* values stored on disk */
7403f9d6ad7SLin Ling 	uint64_t	pss_func;	/* pool_scan_func_t */
7413f9d6ad7SLin Ling 	uint64_t	pss_state;	/* dsl_scan_state_t */
7423f9d6ad7SLin Ling 	uint64_t	pss_start_time;	/* scan start time */
7433f9d6ad7SLin Ling 	uint64_t	pss_end_time;	/* scan end time */
7443f9d6ad7SLin Ling 	uint64_t	pss_to_examine;	/* total bytes to scan */
7453f9d6ad7SLin Ling 	uint64_t	pss_examined;	/* total examined bytes	*/
7463f9d6ad7SLin Ling 	uint64_t	pss_to_process; /* total bytes to process */
7473f9d6ad7SLin Ling 	uint64_t	pss_processed;	/* total processed bytes */
7483f9d6ad7SLin Ling 	uint64_t	pss_errors;	/* scan errors	*/
7493f9d6ad7SLin Ling 
7503f9d6ad7SLin Ling 	/* values not stored on disk */
7513f9d6ad7SLin Ling 	uint64_t	pss_pass_exam;	/* examined bytes per scan pass */
7523f9d6ad7SLin Ling 	uint64_t	pss_pass_start;	/* start time of a scan pass */
7531702cce7SAlek Pinchuk 	uint64_t	pss_pass_scrub_pause; /* pause time of a scurb pass */
7541702cce7SAlek Pinchuk 	/* cumulative time scrub spent paused, needed for rate calculation */
7551702cce7SAlek Pinchuk 	uint64_t	pss_pass_scrub_spent_paused;
7563f9d6ad7SLin Ling } pool_scan_stat_t;
7573f9d6ad7SLin Ling 
7585cabbc6bSPrashanth Sreenivasa typedef struct pool_removal_stat {
7595cabbc6bSPrashanth Sreenivasa 	uint64_t prs_state; /* dsl_scan_state_t */
7605cabbc6bSPrashanth Sreenivasa 	uint64_t prs_removing_vdev;
7615cabbc6bSPrashanth Sreenivasa 	uint64_t prs_start_time;
7625cabbc6bSPrashanth Sreenivasa 	uint64_t prs_end_time;
7635cabbc6bSPrashanth Sreenivasa 	uint64_t prs_to_copy; /* bytes that need to be copied */
7645cabbc6bSPrashanth Sreenivasa 	uint64_t prs_copied; /* bytes copied so far */
7655cabbc6bSPrashanth Sreenivasa 	/*
7665cabbc6bSPrashanth Sreenivasa 	 * bytes of memory used for indirect mappings.
7675cabbc6bSPrashanth Sreenivasa 	 * This includes all removed vdevs.
7685cabbc6bSPrashanth Sreenivasa 	 */
7695cabbc6bSPrashanth Sreenivasa 	uint64_t prs_mapping_memory;
7705cabbc6bSPrashanth Sreenivasa } pool_removal_stat_t;
7715cabbc6bSPrashanth Sreenivasa 
7723f9d6ad7SLin Ling typedef enum dsl_scan_state {
7733f9d6ad7SLin Ling 	DSS_NONE,
7743f9d6ad7SLin Ling 	DSS_SCANNING,
7753f9d6ad7SLin Ling 	DSS_FINISHED,
7763f9d6ad7SLin Ling 	DSS_CANCELED,
7773f9d6ad7SLin Ling 	DSS_NUM_STATES
7783f9d6ad7SLin Ling } dsl_scan_state_t;
7793f9d6ad7SLin Ling 
7803f9d6ad7SLin Ling 
781fa9e4066Sahrens /*
782fa9e4066Sahrens  * Vdev statistics.  Note: all fields should be 64-bit because this
783fa9e4066Sahrens  * is passed between kernel and userland as an nvlist uint64 array.
784fa9e4066Sahrens  */
785fa9e4066Sahrens typedef struct vdev_stat {
786fa9e4066Sahrens 	hrtime_t	vs_timestamp;		/* time since vdev load	*/
787fa9e4066Sahrens 	uint64_t	vs_state;		/* vdev state		*/
788fa9e4066Sahrens 	uint64_t	vs_aux;			/* see vdev_aux_t	*/
789fa9e4066Sahrens 	uint64_t	vs_alloc;		/* space allocated	*/
790fa9e4066Sahrens 	uint64_t	vs_space;		/* total capacity	*/
79199653d4eSeschrock 	uint64_t	vs_dspace;		/* deflated capacity	*/
7922a79c5feSlling 	uint64_t	vs_rsize;		/* replaceable dev size */
7934263d13fSGeorge Wilson 	uint64_t	vs_esize;		/* expandable dev size */
794fa9e4066Sahrens 	uint64_t	vs_ops[ZIO_TYPES];	/* operation count	*/
795fa9e4066Sahrens 	uint64_t	vs_bytes[ZIO_TYPES];	/* bytes read/written	*/
796fa9e4066Sahrens 	uint64_t	vs_read_errors;		/* read errors		*/
797fa9e4066Sahrens 	uint64_t	vs_write_errors;	/* write errors		*/
798fa9e4066Sahrens 	uint64_t	vs_checksum_errors;	/* checksum errors	*/
799fa9e4066Sahrens 	uint64_t	vs_self_healed;		/* self-healed bytes	*/
8003f9d6ad7SLin Ling 	uint64_t	vs_scan_removing;	/* removing?	*/
8013f9d6ad7SLin Ling 	uint64_t	vs_scan_processed;	/* scan processed bytes	*/
8022e4c9986SGeorge Wilson 	uint64_t	vs_fragmentation;	/* device fragmentation */
803fa9e4066Sahrens } vdev_stat_t;
804fa9e4066Sahrens 
8059eb19f4dSGeorge Wilson /*
8069eb19f4dSGeorge Wilson  * DDT statistics.  Note: all fields should be 64-bit because this
8079eb19f4dSGeorge Wilson  * is passed between kernel and userland as an nvlist uint64 array.
8089eb19f4dSGeorge Wilson  */
8099eb19f4dSGeorge Wilson typedef struct ddt_object {
8109eb19f4dSGeorge Wilson 	uint64_t	ddo_count;	/* number of elments in ddt 	*/
8119eb19f4dSGeorge Wilson 	uint64_t	ddo_dspace;	/* size of ddt on disk		*/
8129eb19f4dSGeorge Wilson 	uint64_t	ddo_mspace;	/* size of ddt in-core		*/
8139eb19f4dSGeorge Wilson } ddt_object_t;
8149eb19f4dSGeorge Wilson 
8159eb19f4dSGeorge Wilson typedef struct ddt_stat {
8169eb19f4dSGeorge Wilson 	uint64_t	dds_blocks;	/* blocks			*/
8179eb19f4dSGeorge Wilson 	uint64_t	dds_lsize;	/* logical size			*/
8189eb19f4dSGeorge Wilson 	uint64_t	dds_psize;	/* physical size		*/
8199eb19f4dSGeorge Wilson 	uint64_t	dds_dsize;	/* deflated allocated size	*/
8209eb19f4dSGeorge Wilson 	uint64_t	dds_ref_blocks;	/* referenced blocks		*/
8219eb19f4dSGeorge Wilson 	uint64_t	dds_ref_lsize;	/* referenced lsize * refcnt	*/
8229eb19f4dSGeorge Wilson 	uint64_t	dds_ref_psize;	/* referenced psize * refcnt	*/
8239eb19f4dSGeorge Wilson 	uint64_t	dds_ref_dsize;	/* referenced dsize * refcnt	*/
8249eb19f4dSGeorge Wilson } ddt_stat_t;
8259eb19f4dSGeorge Wilson 
8269eb19f4dSGeorge Wilson typedef struct ddt_histogram {
8279eb19f4dSGeorge Wilson 	ddt_stat_t	ddh_stat[64];	/* power-of-two histogram buckets */
8289eb19f4dSGeorge Wilson } ddt_histogram_t;
8299eb19f4dSGeorge Wilson 
830e7cbe64fSgw #define	ZVOL_DRIVER	"zvol"
831fa9e4066Sahrens #define	ZFS_DRIVER	"zfs"
832fa9e4066Sahrens #define	ZFS_DEV		"/dev/zfs"
8336401734dSWill Andrews #define	ZFS_DISK_ROOT	"/dev/dsk"
8346401734dSWill Andrews #define	ZFS_DISK_ROOTD	ZFS_DISK_ROOT "/"
8356401734dSWill Andrews #define	ZFS_RDISK_ROOT	"/dev/rdsk"
8366401734dSWill Andrews #define	ZFS_RDISK_ROOTD	ZFS_RDISK_ROOT "/"
837fa9e4066Sahrens 
838681d9761SEric Taylor /* general zvol path */
839681d9761SEric Taylor #define	ZVOL_DIR		"/dev/zvol"
840681d9761SEric Taylor /* expansion */
841573ca77eSGeorge Wilson #define	ZVOL_PSEUDO_DEV		"/devices/pseudo/zfs@0:"
842681d9761SEric Taylor /* for dump and swap */
843681d9761SEric Taylor #define	ZVOL_FULL_DEV_DIR	ZVOL_DIR "/dsk/"
844681d9761SEric Taylor #define	ZVOL_FULL_RDEV_DIR	ZVOL_DIR "/rdsk/"
845fa9e4066Sahrens 
846fa9e4066Sahrens #define	ZVOL_PROP_NAME		"name"
847c1449561SEric Taylor #define	ZVOL_DEFAULT_BLOCKSIZE	8192
848fa9e4066Sahrens 
849fa9e4066Sahrens /*
850fa9e4066Sahrens  * /dev/zfs ioctl numbers.
851fa9e4066Sahrens  */
852fa9e4066Sahrens typedef enum zfs_ioc {
8534445fffbSMatthew Ahrens 	ZFS_IOC_FIRST =	('Z' << 8),
8544445fffbSMatthew Ahrens 	ZFS_IOC = ZFS_IOC_FIRST,
8554445fffbSMatthew Ahrens 	ZFS_IOC_POOL_CREATE = ZFS_IOC_FIRST,
856fa9e4066Sahrens 	ZFS_IOC_POOL_DESTROY,
857fa9e4066Sahrens 	ZFS_IOC_POOL_IMPORT,
858fa9e4066Sahrens 	ZFS_IOC_POOL_EXPORT,
859fa9e4066Sahrens 	ZFS_IOC_POOL_CONFIGS,
860fa9e4066Sahrens 	ZFS_IOC_POOL_STATS,
861fa9e4066Sahrens 	ZFS_IOC_POOL_TRYIMPORT,
8623f9d6ad7SLin Ling 	ZFS_IOC_POOL_SCAN,
863fa9e4066Sahrens 	ZFS_IOC_POOL_FREEZE,
864eaca9bbdSeschrock 	ZFS_IOC_POOL_UPGRADE,
86506eeb2adSek 	ZFS_IOC_POOL_GET_HISTORY,
866fa9e4066Sahrens 	ZFS_IOC_VDEV_ADD,
867fa9e4066Sahrens 	ZFS_IOC_VDEV_REMOVE,
8683d7072f8Seschrock 	ZFS_IOC_VDEV_SET_STATE,
869fa9e4066Sahrens 	ZFS_IOC_VDEV_ATTACH,
870fa9e4066Sahrens 	ZFS_IOC_VDEV_DETACH,
871c67d9675Seschrock 	ZFS_IOC_VDEV_SETPATH,
8726809eb4eSEric Schrock 	ZFS_IOC_VDEV_SETFRU,
873fa9e4066Sahrens 	ZFS_IOC_OBJSET_STATS,
874de8267e0Stimh 	ZFS_IOC_OBJSET_ZPLPROPS,
875fa9e4066Sahrens 	ZFS_IOC_DATASET_LIST_NEXT,
876fa9e4066Sahrens 	ZFS_IOC_SNAPSHOT_LIST_NEXT,
877fa9e4066Sahrens 	ZFS_IOC_SET_PROP,
878fa9e4066Sahrens 	ZFS_IOC_CREATE,
879fa9e4066Sahrens 	ZFS_IOC_DESTROY,
880fa9e4066Sahrens 	ZFS_IOC_ROLLBACK,
881fa9e4066Sahrens 	ZFS_IOC_RENAME,
8823cb34c60Sahrens 	ZFS_IOC_RECV,
8833cb34c60Sahrens 	ZFS_IOC_SEND,
884ea8dc4b6Seschrock 	ZFS_IOC_INJECT_FAULT,
885ea8dc4b6Seschrock 	ZFS_IOC_CLEAR_FAULT,
886ea8dc4b6Seschrock 	ZFS_IOC_INJECT_LIST_NEXT,
887ea8dc4b6Seschrock 	ZFS_IOC_ERROR_LOG,
888ea8dc4b6Seschrock 	ZFS_IOC_CLEAR,
8891d452cf5Sahrens 	ZFS_IOC_PROMOTE,
89055434c77Sek 	ZFS_IOC_SNAPSHOT,
89155434c77Sek 	ZFS_IOC_DSOBJ_TO_DSNAME,
892b1b8ab34Slling 	ZFS_IOC_OBJ_TO_PATH,
893b1b8ab34Slling 	ZFS_IOC_POOL_SET_PROPS,
894ecd6cf80Smarks 	ZFS_IOC_POOL_GET_PROPS,
895ecd6cf80Smarks 	ZFS_IOC_SET_FSACL,
896ecd6cf80Smarks 	ZFS_IOC_GET_FSACL,
897e45ce728Sahrens 	ZFS_IOC_SHARE,
898743a77edSAlan Wright 	ZFS_IOC_INHERIT_PROP,
89914843421SMatthew Ahrens 	ZFS_IOC_SMB_ACL,
90014843421SMatthew Ahrens 	ZFS_IOC_USERSPACE_ONE,
90114843421SMatthew Ahrens 	ZFS_IOC_USERSPACE_MANY,
902842727c2SChris Kirby 	ZFS_IOC_USERSPACE_UPGRADE,
903842727c2SChris Kirby 	ZFS_IOC_HOLD,
904842727c2SChris Kirby 	ZFS_IOC_RELEASE,
90592241e0bSTom Erickson 	ZFS_IOC_GET_HOLDS,
9061195e687SMark J Musante 	ZFS_IOC_OBJSET_RECVD_PROPS,
90799d5e173STim Haley 	ZFS_IOC_VDEV_SPLIT,
90899d5e173STim Haley 	ZFS_IOC_NEXT_OBJ,
90999d5e173STim Haley 	ZFS_IOC_DIFF,
91099d5e173STim Haley 	ZFS_IOC_TMP_SNAPSHOT,
911e9103aaeSGarrett D'Amore 	ZFS_IOC_OBJ_TO_STATS,
91219b94df9SMatthew Ahrens 	ZFS_IOC_SPACE_WRITTEN,
91319b94df9SMatthew Ahrens 	ZFS_IOC_SPACE_SNAPS,
9144445fffbSMatthew Ahrens 	ZFS_IOC_DESTROY_SNAPS,
9154263d13fSGeorge Wilson 	ZFS_IOC_POOL_REGUID,
9164e3c9f44SBill Pijewski 	ZFS_IOC_POOL_REOPEN,
9174445fffbSMatthew Ahrens 	ZFS_IOC_SEND_PROGRESS,
9184445fffbSMatthew Ahrens 	ZFS_IOC_LOG_HISTORY,
9194445fffbSMatthew Ahrens 	ZFS_IOC_SEND_NEW,
9204445fffbSMatthew Ahrens 	ZFS_IOC_SEND_SPACE,
9214445fffbSMatthew Ahrens 	ZFS_IOC_CLONE,
92278f17100SMatthew Ahrens 	ZFS_IOC_BOOKMARK,
92378f17100SMatthew Ahrens 	ZFS_IOC_GET_BOOKMARKS,
92478f17100SMatthew Ahrens 	ZFS_IOC_DESTROY_BOOKMARKS,
925dfc11533SChris Williamson 	ZFS_IOC_CHANNEL_PROGRAM,
9265cabbc6bSPrashanth Sreenivasa 	ZFS_IOC_REMAP,
9274445fffbSMatthew Ahrens 	ZFS_IOC_LAST
928fa9e4066Sahrens } zfs_ioc_t;
929fa9e4066Sahrens 
930ea8dc4b6Seschrock /*
931ea8dc4b6Seschrock  * Internal SPA load state.  Used by FMA diagnosis engine.
932ea8dc4b6Seschrock  */
933ea8dc4b6Seschrock typedef enum {
9349eb19f4dSGeorge Wilson 	SPA_LOAD_NONE,		/* no load in progress	*/
9359eb19f4dSGeorge Wilson 	SPA_LOAD_OPEN,		/* normal open		*/
9369eb19f4dSGeorge Wilson 	SPA_LOAD_IMPORT,	/* import in progress	*/
937468c413aSTim Haley 	SPA_LOAD_TRYIMPORT,	/* tryimport in progress */
9389eb19f4dSGeorge Wilson 	SPA_LOAD_RECOVER,	/* recovery requested	*/
9390f7643c7SGeorge Wilson 	SPA_LOAD_ERROR,		/* load failed		*/
9400f7643c7SGeorge Wilson 	SPA_LOAD_CREATE		/* creation in progress */
941ea8dc4b6Seschrock } spa_load_state_t;
942ea8dc4b6Seschrock 
943e9dbad6fSeschrock /*
944e9dbad6fSeschrock  * Bookmark name values.
945e9dbad6fSeschrock  */
94655434c77Sek #define	ZPOOL_ERR_LIST		"error list"
947e9dbad6fSeschrock #define	ZPOOL_ERR_DATASET	"dataset"
948e9dbad6fSeschrock #define	ZPOOL_ERR_OBJECT	"object"
949e9dbad6fSeschrock 
95006eeb2adSek #define	HIS_MAX_RECORD_LEN	(MAXPATHLEN + MAXPATHLEN + 1)
95106eeb2adSek 
95206eeb2adSek /*
95306eeb2adSek  * The following are names used in the nvlist describing
95406eeb2adSek  * the pool's history log.
95506eeb2adSek  */
95606eeb2adSek #define	ZPOOL_HIST_RECORD	"history record"
95706eeb2adSek #define	ZPOOL_HIST_TIME		"history time"
95806eeb2adSek #define	ZPOOL_HIST_CMD		"history command"
959ecd6cf80Smarks #define	ZPOOL_HIST_WHO		"history who"
960ecd6cf80Smarks #define	ZPOOL_HIST_ZONE		"history zone"
961ecd6cf80Smarks #define	ZPOOL_HIST_HOST		"history hostname"
962ecd6cf80Smarks #define	ZPOOL_HIST_TXG		"history txg"
963ecd6cf80Smarks #define	ZPOOL_HIST_INT_EVENT	"history internal event"
964ecd6cf80Smarks #define	ZPOOL_HIST_INT_STR	"history internal str"
9654445fffbSMatthew Ahrens #define	ZPOOL_HIST_INT_NAME	"internal_name"
9664445fffbSMatthew Ahrens #define	ZPOOL_HIST_IOCTL	"ioctl"
9674445fffbSMatthew Ahrens #define	ZPOOL_HIST_INPUT_NVL	"in_nvl"
9684445fffbSMatthew Ahrens #define	ZPOOL_HIST_OUTPUT_NVL	"out_nvl"
9694445fffbSMatthew Ahrens #define	ZPOOL_HIST_DSNAME	"dsname"
9704445fffbSMatthew Ahrens #define	ZPOOL_HIST_DSID		"dsid"
971dfc11533SChris Williamson #define	ZPOOL_HIST_ERRNO	"errno"
97206eeb2adSek 
9733d7072f8Seschrock /*
9743d7072f8Seschrock  * Flags for ZFS_IOC_VDEV_SET_STATE
9753d7072f8Seschrock  */
9763d7072f8Seschrock #define	ZFS_ONLINE_CHECKREMOVE	0x1
9773d7072f8Seschrock #define	ZFS_ONLINE_UNSPARE	0x2
9783d7072f8Seschrock #define	ZFS_ONLINE_FORCEFAULT	0x4
979573ca77eSGeorge Wilson #define	ZFS_ONLINE_EXPAND	0x8
9803d7072f8Seschrock #define	ZFS_OFFLINE_TEMPORARY	0x1
9813d7072f8Seschrock 
9824b964adaSGeorge Wilson /*
9834b964adaSGeorge Wilson  * Flags for ZFS_IOC_POOL_IMPORT
9844b964adaSGeorge Wilson  */
9854b964adaSGeorge Wilson #define	ZFS_IMPORT_NORMAL	0x0
9864b964adaSGeorge Wilson #define	ZFS_IMPORT_VERBATIM	0x1
9874b964adaSGeorge Wilson #define	ZFS_IMPORT_ANY_HOST	0x2
9884b964adaSGeorge Wilson #define	ZFS_IMPORT_MISSING_LOG	0x4
989f9af39baSGeorge Wilson #define	ZFS_IMPORT_ONLY		0x8
9904b964adaSGeorge Wilson 
991dfc11533SChris Williamson /*
992dfc11533SChris Williamson  * Channel program argument/return nvlist keys and defaults.
993dfc11533SChris Williamson  */
994dfc11533SChris Williamson #define	ZCP_ARG_PROGRAM		"program"
995dfc11533SChris Williamson #define	ZCP_ARG_ARGLIST		"arg"
996a3b28680SSerapheim Dimitropoulos #define	ZCP_ARG_SYNC		"sync"
997dfc11533SChris Williamson #define	ZCP_ARG_INSTRLIMIT	"instrlimit"
998dfc11533SChris Williamson #define	ZCP_ARG_MEMLIMIT	"memlimit"
999dfc11533SChris Williamson 
1000dfc11533SChris Williamson #define	ZCP_ARG_CLIARGV		"argv"
1001dfc11533SChris Williamson 
1002dfc11533SChris Williamson #define	ZCP_RET_ERROR		"error"
1003dfc11533SChris Williamson #define	ZCP_RET_RETURN		"return"
1004dfc11533SChris Williamson 
1005dfc11533SChris Williamson #define	ZCP_DEFAULT_INSTRLIMIT	(10 * 1000 * 1000)
1006dfc11533SChris Williamson #define	ZCP_MAX_INSTRLIMIT	(10 * ZCP_DEFAULT_INSTRLIMIT)
1007dfc11533SChris Williamson #define	ZCP_DEFAULT_MEMLIMIT	(10 * 1024 * 1024)
1008dfc11533SChris Williamson #define	ZCP_MAX_MEMLIMIT	(10 * ZCP_DEFAULT_MEMLIMIT)
1009dfc11533SChris Williamson 
10103d7072f8Seschrock /*
10113d7072f8Seschrock  * Sysevent payload members.  ZFS will generate the following sysevents with the
10123d7072f8Seschrock  * given payloads:
10133d7072f8Seschrock  *
10143d7072f8Seschrock  *	ESC_ZFS_RESILVER_START
10153d7072f8Seschrock  *	ESC_ZFS_RESILVER_END
10163d7072f8Seschrock  *	ESC_ZFS_POOL_DESTROY
1017e9103aaeSGarrett D'Amore  *	ESC_ZFS_POOL_REGUID
10183d7072f8Seschrock  *
10193d7072f8Seschrock  *		ZFS_EV_POOL_NAME	DATA_TYPE_STRING
10203d7072f8Seschrock  *		ZFS_EV_POOL_GUID	DATA_TYPE_UINT64
10213d7072f8Seschrock  *
10223d7072f8Seschrock  *	ESC_ZFS_VDEV_REMOVE
10233d7072f8Seschrock  *	ESC_ZFS_VDEV_CLEAR
10243d7072f8Seschrock  *	ESC_ZFS_VDEV_CHECK
10253d7072f8Seschrock  *
10263d7072f8Seschrock  *		ZFS_EV_POOL_NAME	DATA_TYPE_STRING
10273d7072f8Seschrock  *		ZFS_EV_POOL_GUID	DATA_TYPE_UINT64
10283d7072f8Seschrock  *		ZFS_EV_VDEV_PATH	DATA_TYPE_STRING	(optional)
10293d7072f8Seschrock  *		ZFS_EV_VDEV_GUID	DATA_TYPE_UINT64
1030ce1577b0SDave Eddy  *
1031ce1577b0SDave Eddy  *	ESC_ZFS_HISTORY_EVENT
1032ce1577b0SDave Eddy  *
1033ce1577b0SDave Eddy  *		ZFS_EV_POOL_NAME	DATA_TYPE_STRING
1034ce1577b0SDave Eddy  *		ZFS_EV_POOL_GUID	DATA_TYPE_UINT64
1035ce1577b0SDave Eddy  *		ZFS_EV_HIST_TIME	DATA_TYPE_UINT64	(optional)
1036ce1577b0SDave Eddy  *		ZFS_EV_HIST_CMD		DATA_TYPE_STRING	(optional)
1037ce1577b0SDave Eddy  *		ZFS_EV_HIST_WHO		DATA_TYPE_UINT64	(optional)
1038ce1577b0SDave Eddy  *		ZFS_EV_HIST_ZONE	DATA_TYPE_STRING	(optional)
1039ce1577b0SDave Eddy  *		ZFS_EV_HIST_HOST	DATA_TYPE_STRING	(optional)
1040ce1577b0SDave Eddy  *		ZFS_EV_HIST_TXG		DATA_TYPE_UINT64	(optional)
1041ce1577b0SDave Eddy  *		ZFS_EV_HIST_INT_EVENT	DATA_TYPE_UINT64	(optional)
1042ce1577b0SDave Eddy  *		ZFS_EV_HIST_INT_STR	DATA_TYPE_STRING	(optional)
1043ce1577b0SDave Eddy  *		ZFS_EV_HIST_INT_NAME	DATA_TYPE_STRING	(optional)
1044ce1577b0SDave Eddy  *		ZFS_EV_HIST_IOCTL	DATA_TYPE_STRING	(optional)
1045ce1577b0SDave Eddy  *		ZFS_EV_HIST_DSNAME	DATA_TYPE_STRING	(optional)
1046ce1577b0SDave Eddy  *		ZFS_EV_HIST_DSID	DATA_TYPE_UINT64	(optional)
1047ce1577b0SDave Eddy  *
1048ce1577b0SDave Eddy  * The ZFS_EV_HIST_* members will correspond to the ZPOOL_HIST_* members in the
1049ce1577b0SDave Eddy  * history log nvlist.  The keynames will be free of any spaces or other
1050ce1577b0SDave Eddy  * characters that could be potentially unexpected to consumers of the
1051ce1577b0SDave Eddy  * sysevents.
10523d7072f8Seschrock  */
10533d7072f8Seschrock #define	ZFS_EV_POOL_NAME	"pool_name"
10543d7072f8Seschrock #define	ZFS_EV_POOL_GUID	"pool_guid"
10553d7072f8Seschrock #define	ZFS_EV_VDEV_PATH	"vdev_path"
10563d7072f8Seschrock #define	ZFS_EV_VDEV_GUID	"vdev_guid"
1057ce1577b0SDave Eddy #define	ZFS_EV_HIST_TIME	"history_time"
1058ce1577b0SDave Eddy #define	ZFS_EV_HIST_CMD		"history_command"
1059ce1577b0SDave Eddy #define	ZFS_EV_HIST_WHO		"history_who"
1060ce1577b0SDave Eddy #define	ZFS_EV_HIST_ZONE	"history_zone"
1061ce1577b0SDave Eddy #define	ZFS_EV_HIST_HOST	"history_hostname"
1062ce1577b0SDave Eddy #define	ZFS_EV_HIST_TXG		"history_txg"
1063ce1577b0SDave Eddy #define	ZFS_EV_HIST_INT_EVENT	"history_internal_event"
1064ce1577b0SDave Eddy #define	ZFS_EV_HIST_INT_STR	"history_internal_str"
1065ce1577b0SDave Eddy #define	ZFS_EV_HIST_INT_NAME	"history_internal_name"
1066ce1577b0SDave Eddy #define	ZFS_EV_HIST_IOCTL	"history_ioctl"
1067ce1577b0SDave Eddy #define	ZFS_EV_HIST_DSNAME	"history_dsname"
1068ce1577b0SDave Eddy #define	ZFS_EV_HIST_DSID	"history_dsid"
10693d7072f8Seschrock 
1070fa9e4066Sahrens #ifdef	__cplusplus
1071fa9e4066Sahrens }
1072fa9e4066Sahrens #endif
1073fa9e4066Sahrens 
1074fa9e4066Sahrens #endif	/* _SYS_FS_ZFS_H */
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