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34dc7c2f BB |
1 | /* |
2 | * CDDL HEADER START | |
3 | * | |
4 | * The contents of this file are subject to the terms of the | |
5 | * Common Development and Distribution License (the "License"). | |
6 | * You may not use this file except in compliance with the License. | |
7 | * | |
8 | * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE | |
9 | * or http://www.opensolaris.org/os/licensing. | |
10 | * See the License for the specific language governing permissions | |
11 | * and limitations under the License. | |
12 | * | |
13 | * When distributing Covered Code, include this CDDL HEADER in each | |
14 | * file and include the License file at usr/src/OPENSOLARIS.LICENSE. | |
15 | * If applicable, add the following below this CDDL HEADER, with the | |
16 | * fields enclosed by brackets "[]" replaced with your own identifying | |
17 | * information: Portions Copyright [yyyy] [name of copyright owner] | |
18 | * | |
19 | * CDDL HEADER END | |
20 | */ | |
45d1cae3 | 21 | |
34dc7c2f | 22 | /* |
428870ff | 23 | * Copyright (c) 2005, 2010, Oracle and/or its affiliates. All rights reserved. |
108a454a | 24 | * Copyright (c) 2011, 2020 by Delphix. All rights reserved. |
3541dc6d | 25 | * Copyright 2011 Nexenta Systems, Inc. All rights reserved. |
12fa0466 DE |
26 | * Copyright (c) 2013, 2017 Joyent, Inc. All rights reserved. |
27 | * Copyright (c) 2014 Integros [integros.com] | |
cc99f275 | 28 | * Copyright (c) 2017, Intel Corporation. |
4c0883fb | 29 | * Copyright (c) 2019 Datto Inc. |
34dc7c2f BB |
30 | */ |
31 | ||
428870ff BB |
32 | /* Portions Copyright 2010 Robert Milkowski */ |
33 | ||
34dc7c2f BB |
34 | #ifndef _SYS_FS_ZFS_H |
35 | #define _SYS_FS_ZFS_H | |
36 | ||
45d1cae3 | 37 | #include <sys/time.h> |
193a37cb | 38 | #include <sys/zio_priority.h> |
45d1cae3 | 39 | |
34dc7c2f BB |
40 | #ifdef __cplusplus |
41 | extern "C" { | |
42 | #endif | |
43 | ||
44 | /* | |
45 | * Types and constants shared between userland and the kernel. | |
46 | */ | |
47 | ||
48 | /* | |
49 | * Each dataset can be one of the following types. These constants can be | |
50 | * combined into masks that can be passed to various functions. | |
51 | */ | |
52 | typedef enum { | |
da536844 MA |
53 | ZFS_TYPE_FILESYSTEM = (1 << 0), |
54 | ZFS_TYPE_SNAPSHOT = (1 << 1), | |
55 | ZFS_TYPE_VOLUME = (1 << 2), | |
56 | ZFS_TYPE_POOL = (1 << 3), | |
57 | ZFS_TYPE_BOOKMARK = (1 << 4) | |
34dc7c2f BB |
58 | } zfs_type_t; |
59 | ||
e67a7ffb GM |
60 | /* |
61 | * NB: lzc_dataset_type should be updated whenever a new objset type is added, | |
62 | * if it represents a real type of a dataset that can be created from userland. | |
63 | */ | |
6f1ffb06 MA |
64 | typedef enum dmu_objset_type { |
65 | DMU_OST_NONE, | |
66 | DMU_OST_META, | |
67 | DMU_OST_ZFS, | |
68 | DMU_OST_ZVOL, | |
69 | DMU_OST_OTHER, /* For testing only! */ | |
70 | DMU_OST_ANY, /* Be careful! */ | |
71 | DMU_OST_NUMTYPES | |
72 | } dmu_objset_type_t; | |
73 | ||
34dc7c2f BB |
74 | #define ZFS_TYPE_DATASET \ |
75 | (ZFS_TYPE_FILESYSTEM | ZFS_TYPE_VOLUME | ZFS_TYPE_SNAPSHOT) | |
76 | ||
eca7b760 IK |
77 | /* |
78 | * All of these include the terminating NUL byte. | |
79 | */ | |
9babb374 BB |
80 | #define ZAP_MAXNAMELEN 256 |
81 | #define ZAP_MAXVALUELEN (1024 * 8) | |
82 | #define ZAP_OLDMAXVALUELEN 1024 | |
eca7b760 | 83 | #define ZFS_MAX_DATASET_NAME_LEN 256 |
9babb374 | 84 | |
34dc7c2f BB |
85 | /* |
86 | * Dataset properties are identified by these constants and must be added to | |
87 | * the end of this list to ensure that external consumers are not affected | |
88 | * by the change. If you make any changes to this list, be sure to update | |
e77aa730 | 89 | * the property table in module/zcommon/zfs_prop.c. |
34dc7c2f BB |
90 | */ |
91 | typedef enum { | |
31864e3d BB |
92 | ZPROP_CONT = -2, |
93 | ZPROP_INVAL = -1, | |
648a09ad | 94 | ZFS_PROP_TYPE = 0, |
34dc7c2f BB |
95 | ZFS_PROP_CREATION, |
96 | ZFS_PROP_USED, | |
97 | ZFS_PROP_AVAILABLE, | |
98 | ZFS_PROP_REFERENCED, | |
99 | ZFS_PROP_COMPRESSRATIO, | |
100 | ZFS_PROP_MOUNTED, | |
101 | ZFS_PROP_ORIGIN, | |
102 | ZFS_PROP_QUOTA, | |
103 | ZFS_PROP_RESERVATION, | |
104 | ZFS_PROP_VOLSIZE, | |
105 | ZFS_PROP_VOLBLOCKSIZE, | |
106 | ZFS_PROP_RECORDSIZE, | |
107 | ZFS_PROP_MOUNTPOINT, | |
108 | ZFS_PROP_SHARENFS, | |
109 | ZFS_PROP_CHECKSUM, | |
110 | ZFS_PROP_COMPRESSION, | |
111 | ZFS_PROP_ATIME, | |
112 | ZFS_PROP_DEVICES, | |
113 | ZFS_PROP_EXEC, | |
114 | ZFS_PROP_SETUID, | |
115 | ZFS_PROP_READONLY, | |
116 | ZFS_PROP_ZONED, | |
117 | ZFS_PROP_SNAPDIR, | |
8c4987c4 | 118 | ZFS_PROP_ACLMODE, |
34dc7c2f | 119 | ZFS_PROP_ACLINHERIT, |
305bc4b3 | 120 | ZFS_PROP_CREATETXG, |
3b5fe2c3 | 121 | ZFS_PROP_NAME, /* not exposed to the user */ |
34dc7c2f | 122 | ZFS_PROP_CANMOUNT, |
3b5fe2c3 | 123 | ZFS_PROP_ISCSIOPTIONS, /* not exposed to the user */ |
34dc7c2f | 124 | ZFS_PROP_XATTR, |
3b5fe2c3 | 125 | ZFS_PROP_NUMCLONES, /* not exposed to the user */ |
34dc7c2f BB |
126 | ZFS_PROP_COPIES, |
127 | ZFS_PROP_VERSION, | |
128 | ZFS_PROP_UTF8ONLY, | |
129 | ZFS_PROP_NORMALIZE, | |
130 | ZFS_PROP_CASE, | |
131 | ZFS_PROP_VSCAN, | |
132 | ZFS_PROP_NBMAND, | |
133 | ZFS_PROP_SHARESMB, | |
134 | ZFS_PROP_REFQUOTA, | |
135 | ZFS_PROP_REFRESERVATION, | |
b128c09f BB |
136 | ZFS_PROP_GUID, |
137 | ZFS_PROP_PRIMARYCACHE, | |
138 | ZFS_PROP_SECONDARYCACHE, | |
139 | ZFS_PROP_USEDSNAP, | |
140 | ZFS_PROP_USEDDS, | |
141 | ZFS_PROP_USEDCHILD, | |
142 | ZFS_PROP_USEDREFRESERV, | |
3b5fe2c3 | 143 | ZFS_PROP_USERACCOUNTING, /* not exposed to the user */ |
144 | ZFS_PROP_STMF_SHAREINFO, /* not exposed to the user */ | |
45d1cae3 BB |
145 | ZFS_PROP_DEFER_DESTROY, |
146 | ZFS_PROP_USERREFS, | |
428870ff | 147 | ZFS_PROP_LOGBIAS, |
3b5fe2c3 | 148 | ZFS_PROP_UNIQUE, /* not exposed to the user */ |
a448a255 | 149 | ZFS_PROP_OBJSETID, |
428870ff BB |
150 | ZFS_PROP_DEDUP, |
151 | ZFS_PROP_MLSLABEL, | |
152 | ZFS_PROP_SYNC, | |
50c957f7 | 153 | ZFS_PROP_DNODESIZE, |
f5fc4aca | 154 | ZFS_PROP_REFRATIO, |
330d06f9 MA |
155 | ZFS_PROP_WRITTEN, |
156 | ZFS_PROP_CLONES, | |
24a64651 MA |
157 | ZFS_PROP_LOGICALUSED, |
158 | ZFS_PROP_LOGICALREFERENCED, | |
3b5fe2c3 | 159 | ZFS_PROP_INCONSISTENT, /* not exposed to the user */ |
cf8738d8 | 160 | ZFS_PROP_VOLMODE, |
788eb90c JJ |
161 | ZFS_PROP_FILESYSTEM_LIMIT, |
162 | ZFS_PROP_SNAPSHOT_LIMIT, | |
163 | ZFS_PROP_FILESYSTEM_COUNT, | |
164 | ZFS_PROP_SNAPSHOT_COUNT, | |
0b4d1b58 | 165 | ZFS_PROP_SNAPDEV, |
023699cd | 166 | ZFS_PROP_ACLTYPE, |
11b9ec23 MT |
167 | ZFS_PROP_SELINUX_CONTEXT, |
168 | ZFS_PROP_SELINUX_FSCONTEXT, | |
169 | ZFS_PROP_SELINUX_DEFCONTEXT, | |
170 | ZFS_PROP_SELINUX_ROOTCONTEXT, | |
6d111134 | 171 | ZFS_PROP_RELATIME, |
faf0f58c | 172 | ZFS_PROP_REDUNDANT_METADATA, |
f67d7090 | 173 | ZFS_PROP_OVERLAY, |
1715493f | 174 | ZFS_PROP_PREV_SNAP, |
47dfff3b | 175 | ZFS_PROP_RECEIVE_RESUME_TOKEN, |
b5256303 TC |
176 | ZFS_PROP_ENCRYPTION, |
177 | ZFS_PROP_KEYLOCATION, | |
178 | ZFS_PROP_KEYFORMAT, | |
179 | ZFS_PROP_PBKDF2_SALT, | |
180 | ZFS_PROP_PBKDF2_ITERS, | |
181 | ZFS_PROP_ENCRYPTION_ROOT, | |
182 | ZFS_PROP_KEY_GUID, | |
183 | ZFS_PROP_KEYSTATUS, | |
59ec30a3 | 184 | ZFS_PROP_REMAPTXG, /* obsolete - no longer used */ |
cc99f275 | 185 | ZFS_PROP_SPECIAL_SMALL_BLOCKS, |
f00ab3f2 | 186 | ZFS_PROP_IVSET_GUID, /* not exposed to the user */ |
30af21b0 PD |
187 | ZFS_PROP_REDACTED, |
188 | ZFS_PROP_REDACT_SNAPS, | |
34dc7c2f BB |
189 | ZFS_NUM_PROPS |
190 | } zfs_prop_t; | |
191 | ||
9babb374 BB |
192 | typedef enum { |
193 | ZFS_PROP_USERUSED, | |
194 | ZFS_PROP_USERQUOTA, | |
195 | ZFS_PROP_GROUPUSED, | |
196 | ZFS_PROP_GROUPQUOTA, | |
1de321e6 JX |
197 | ZFS_PROP_USEROBJUSED, |
198 | ZFS_PROP_USEROBJQUOTA, | |
199 | ZFS_PROP_GROUPOBJUSED, | |
200 | ZFS_PROP_GROUPOBJQUOTA, | |
9c5167d1 NF |
201 | ZFS_PROP_PROJECTUSED, |
202 | ZFS_PROP_PROJECTQUOTA, | |
203 | ZFS_PROP_PROJECTOBJUSED, | |
204 | ZFS_PROP_PROJECTOBJQUOTA, | |
9babb374 BB |
205 | ZFS_NUM_USERQUOTA_PROPS |
206 | } zfs_userquota_prop_t; | |
207 | ||
208 | extern const char *zfs_userquota_prop_prefixes[ZFS_NUM_USERQUOTA_PROPS]; | |
209 | ||
34dc7c2f BB |
210 | /* |
211 | * Pool properties are identified by these constants and must be added to the | |
b128c09f | 212 | * end of this list to ensure that external consumers are not affected |
30af21b0 | 213 | * by the change. Properties must be registered in zfs_prop_init(). |
34dc7c2f BB |
214 | */ |
215 | typedef enum { | |
31864e3d | 216 | ZPOOL_PROP_INVAL = -1, |
34dc7c2f BB |
217 | ZPOOL_PROP_NAME, |
218 | ZPOOL_PROP_SIZE, | |
34dc7c2f BB |
219 | ZPOOL_PROP_CAPACITY, |
220 | ZPOOL_PROP_ALTROOT, | |
221 | ZPOOL_PROP_HEALTH, | |
222 | ZPOOL_PROP_GUID, | |
223 | ZPOOL_PROP_VERSION, | |
224 | ZPOOL_PROP_BOOTFS, | |
225 | ZPOOL_PROP_DELEGATION, | |
226 | ZPOOL_PROP_AUTOREPLACE, | |
227 | ZPOOL_PROP_CACHEFILE, | |
228 | ZPOOL_PROP_FAILUREMODE, | |
b128c09f | 229 | ZPOOL_PROP_LISTSNAPS, |
9babb374 | 230 | ZPOOL_PROP_AUTOEXPAND, |
428870ff BB |
231 | ZPOOL_PROP_DEDUPDITTO, |
232 | ZPOOL_PROP_DEDUPRATIO, | |
233 | ZPOOL_PROP_FREE, | |
234 | ZPOOL_PROP_ALLOCATED, | |
572e2857 | 235 | ZPOOL_PROP_READONLY, |
df30f566 | 236 | ZPOOL_PROP_ASHIFT, |
d96eb2b1 | 237 | ZPOOL_PROP_COMMENT, |
1bd201e7 | 238 | ZPOOL_PROP_EXPANDSZ, |
9ae529ec | 239 | ZPOOL_PROP_FREEING, |
f3a7f661 | 240 | ZPOOL_PROP_FRAGMENTATION, |
fbeddd60 | 241 | ZPOOL_PROP_LEAKED, |
f1512ee6 | 242 | ZPOOL_PROP_MAXBLOCKSIZE, |
83e9986f | 243 | ZPOOL_PROP_TNAME, |
50c957f7 | 244 | ZPOOL_PROP_MAXDNODESIZE, |
379ca9cf | 245 | ZPOOL_PROP_MULTIHOST, |
d2734cce | 246 | ZPOOL_PROP_CHECKPOINT, |
a448a255 | 247 | ZPOOL_PROP_LOAD_GUID, |
1b939560 | 248 | ZPOOL_PROP_AUTOTRIM, |
34dc7c2f BB |
249 | ZPOOL_NUM_PROPS |
250 | } zpool_prop_t; | |
251 | ||
d96eb2b1 DM |
252 | /* Small enough to not hog a whole line of printout in zpool(1M). */ |
253 | #define ZPROP_MAX_COMMENT 32 | |
254 | ||
34dc7c2f BB |
255 | #define ZPROP_VALUE "value" |
256 | #define ZPROP_SOURCE "source" | |
257 | ||
258 | typedef enum { | |
259 | ZPROP_SRC_NONE = 0x1, | |
260 | ZPROP_SRC_DEFAULT = 0x2, | |
261 | ZPROP_SRC_TEMPORARY = 0x4, | |
262 | ZPROP_SRC_LOCAL = 0x8, | |
428870ff BB |
263 | ZPROP_SRC_INHERITED = 0x10, |
264 | ZPROP_SRC_RECEIVED = 0x20 | |
34dc7c2f BB |
265 | } zprop_source_t; |
266 | ||
428870ff BB |
267 | #define ZPROP_SRC_ALL 0x3f |
268 | ||
269 | #define ZPROP_SOURCE_VAL_RECVD "$recvd" | |
270 | #define ZPROP_N_MORE_ERRORS "N_MORE_ERRORS" | |
43e52edd | 271 | |
428870ff BB |
272 | /* |
273 | * Dataset flag implemented as a special entry in the props zap object | |
274 | * indicating that the dataset has received properties on or after | |
275 | * SPA_VERSION_RECVD_PROPS. The first such receive blows away local properties | |
276 | * just as it did in earlier versions, and thereafter, local properties are | |
277 | * preserved. | |
278 | */ | |
279 | #define ZPROP_HAS_RECVD "$hasrecvd" | |
280 | ||
281 | typedef enum { | |
282 | ZPROP_ERR_NOCLEAR = 0x1, /* failure to clear existing props */ | |
283 | ZPROP_ERR_NORESTORE = 0x2 /* failure to restore props on error */ | |
284 | } zprop_errflags_t; | |
34dc7c2f BB |
285 | |
286 | typedef int (*zprop_func)(int, void *); | |
287 | ||
b128c09f BB |
288 | /* |
289 | * Properties to be set on the root file system of a new pool | |
290 | * are stuffed into their own nvlist, which is then included in | |
291 | * the properties nvlist with the pool properties. | |
292 | */ | |
293 | #define ZPOOL_ROOTFS_PROPS "root-props-nvl" | |
294 | ||
d99a0153 CW |
295 | /* |
296 | * Length of 'written@' and 'written#' | |
297 | */ | |
298 | #define ZFS_WRITTEN_PROP_PREFIX_LEN 8 | |
299 | ||
34dc7c2f BB |
300 | /* |
301 | * Dataset property functions shared between libzfs and kernel. | |
302 | */ | |
303 | const char *zfs_prop_default_string(zfs_prop_t); | |
304 | uint64_t zfs_prop_default_numeric(zfs_prop_t); | |
305 | boolean_t zfs_prop_readonly(zfs_prop_t); | |
d99a0153 | 306 | boolean_t zfs_prop_visible(zfs_prop_t prop); |
34dc7c2f BB |
307 | boolean_t zfs_prop_inheritable(zfs_prop_t); |
308 | boolean_t zfs_prop_setonce(zfs_prop_t); | |
b5256303 TC |
309 | boolean_t zfs_prop_encryption_key_param(zfs_prop_t); |
310 | boolean_t zfs_prop_valid_keylocation(const char *, boolean_t); | |
34dc7c2f BB |
311 | const char *zfs_prop_to_name(zfs_prop_t); |
312 | zfs_prop_t zfs_name_to_prop(const char *); | |
313 | boolean_t zfs_prop_user(const char *); | |
428870ff | 314 | boolean_t zfs_prop_userquota(const char *); |
330d06f9 | 315 | boolean_t zfs_prop_written(const char *); |
34dc7c2f BB |
316 | int zfs_prop_index_to_string(zfs_prop_t, uint64_t, const char **); |
317 | int zfs_prop_string_to_index(zfs_prop_t, const char *, uint64_t *); | |
428870ff | 318 | uint64_t zfs_prop_random_value(zfs_prop_t, uint64_t seed); |
962d5242 | 319 | boolean_t zfs_prop_valid_for_type(int, zfs_type_t, boolean_t); |
34dc7c2f BB |
320 | |
321 | /* | |
322 | * Pool property functions shared between libzfs and kernel. | |
323 | */ | |
324 | zpool_prop_t zpool_name_to_prop(const char *); | |
325 | const char *zpool_prop_to_name(zpool_prop_t); | |
326 | const char *zpool_prop_default_string(zpool_prop_t); | |
327 | uint64_t zpool_prop_default_numeric(zpool_prop_t); | |
328 | boolean_t zpool_prop_readonly(zpool_prop_t); | |
edf60b86 | 329 | boolean_t zpool_prop_setonce(zpool_prop_t); |
9ae529ec CS |
330 | boolean_t zpool_prop_feature(const char *); |
331 | boolean_t zpool_prop_unsupported(const char *); | |
34dc7c2f BB |
332 | int zpool_prop_index_to_string(zpool_prop_t, uint64_t, const char **); |
333 | int zpool_prop_string_to_index(zpool_prop_t, const char *, uint64_t *); | |
428870ff | 334 | uint64_t zpool_prop_random_value(zpool_prop_t, uint64_t seed); |
34dc7c2f BB |
335 | |
336 | /* | |
337 | * Definitions for the Delegation. | |
338 | */ | |
339 | typedef enum { | |
340 | ZFS_DELEG_WHO_UNKNOWN = 0, | |
341 | ZFS_DELEG_USER = 'u', | |
342 | ZFS_DELEG_USER_SETS = 'U', | |
343 | ZFS_DELEG_GROUP = 'g', | |
344 | ZFS_DELEG_GROUP_SETS = 'G', | |
345 | ZFS_DELEG_EVERYONE = 'e', | |
346 | ZFS_DELEG_EVERYONE_SETS = 'E', | |
347 | ZFS_DELEG_CREATE = 'c', | |
348 | ZFS_DELEG_CREATE_SETS = 'C', | |
349 | ZFS_DELEG_NAMED_SET = 's', | |
350 | ZFS_DELEG_NAMED_SET_SETS = 'S' | |
351 | } zfs_deleg_who_type_t; | |
352 | ||
353 | typedef enum { | |
354 | ZFS_DELEG_NONE = 0, | |
355 | ZFS_DELEG_PERM_LOCAL = 1, | |
356 | ZFS_DELEG_PERM_DESCENDENT = 2, | |
357 | ZFS_DELEG_PERM_LOCALDESCENDENT = 3, | |
358 | ZFS_DELEG_PERM_CREATE = 4 | |
359 | } zfs_deleg_inherit_t; | |
360 | ||
361 | #define ZFS_DELEG_PERM_UID "uid" | |
362 | #define ZFS_DELEG_PERM_GID "gid" | |
363 | #define ZFS_DELEG_PERM_GROUPS "groups" | |
364 | ||
428870ff BB |
365 | #define ZFS_MLSLABEL_DEFAULT "none" |
366 | ||
9babb374 BB |
367 | #define ZFS_SMB_ACL_SRC "src" |
368 | #define ZFS_SMB_ACL_TARGET "target" | |
369 | ||
34dc7c2f BB |
370 | typedef enum { |
371 | ZFS_CANMOUNT_OFF = 0, | |
372 | ZFS_CANMOUNT_ON = 1, | |
373 | ZFS_CANMOUNT_NOAUTO = 2 | |
374 | } zfs_canmount_type_t; | |
375 | ||
428870ff BB |
376 | typedef enum { |
377 | ZFS_LOGBIAS_LATENCY = 0, | |
378 | ZFS_LOGBIAS_THROUGHPUT = 1 | |
379 | } zfs_logbias_op_t; | |
380 | ||
34dc7c2f BB |
381 | typedef enum zfs_share_op { |
382 | ZFS_SHARE_NFS = 0, | |
383 | ZFS_UNSHARE_NFS = 1, | |
384 | ZFS_SHARE_SMB = 2, | |
385 | ZFS_UNSHARE_SMB = 3 | |
386 | } zfs_share_op_t; | |
387 | ||
9babb374 BB |
388 | typedef enum zfs_smb_acl_op { |
389 | ZFS_SMB_ACL_ADD, | |
390 | ZFS_SMB_ACL_REMOVE, | |
391 | ZFS_SMB_ACL_RENAME, | |
392 | ZFS_SMB_ACL_PURGE | |
393 | } zfs_smb_acl_op_t; | |
394 | ||
b128c09f BB |
395 | typedef enum zfs_cache_type { |
396 | ZFS_CACHE_NONE = 0, | |
397 | ZFS_CACHE_METADATA = 1, | |
398 | ZFS_CACHE_ALL = 2 | |
399 | } zfs_cache_type_t; | |
400 | ||
428870ff BB |
401 | typedef enum { |
402 | ZFS_SYNC_STANDARD = 0, | |
403 | ZFS_SYNC_ALWAYS = 1, | |
404 | ZFS_SYNC_DISABLED = 2 | |
405 | } zfs_sync_type_t; | |
406 | ||
82a37189 BB |
407 | typedef enum { |
408 | ZFS_XATTR_OFF = 0, | |
409 | ZFS_XATTR_DIR = 1, | |
410 | ZFS_XATTR_SA = 2 | |
411 | } zfs_xattr_type_t; | |
b128c09f | 412 | |
50c957f7 NB |
413 | typedef enum { |
414 | ZFS_DNSIZE_LEGACY = 0, | |
415 | ZFS_DNSIZE_AUTO = 1, | |
416 | ZFS_DNSIZE_1K = 1024, | |
417 | ZFS_DNSIZE_2K = 2048, | |
418 | ZFS_DNSIZE_4K = 4096, | |
419 | ZFS_DNSIZE_8K = 8192, | |
420 | ZFS_DNSIZE_16K = 16384 | |
421 | } zfs_dnsize_type_t; | |
422 | ||
faf0f58c MA |
423 | typedef enum { |
424 | ZFS_REDUNDANT_METADATA_ALL, | |
425 | ZFS_REDUNDANT_METADATA_MOST | |
426 | } zfs_redundant_metadata_type_t; | |
427 | ||
cf8738d8 | 428 | typedef enum { |
429 | ZFS_VOLMODE_DEFAULT = 0, | |
430 | ZFS_VOLMODE_GEOM = 1, | |
431 | ZFS_VOLMODE_DEV = 2, | |
432 | ZFS_VOLMODE_NONE = 3 | |
433 | } zfs_volmode_t; | |
434 | ||
b5256303 TC |
435 | typedef enum zfs_keystatus { |
436 | ZFS_KEYSTATUS_NONE = 0, | |
437 | ZFS_KEYSTATUS_UNAVAILABLE, | |
438 | ZFS_KEYSTATUS_AVAILABLE, | |
439 | } zfs_keystatus_t; | |
440 | ||
441 | typedef enum zfs_keyformat { | |
442 | ZFS_KEYFORMAT_NONE = 0, | |
443 | ZFS_KEYFORMAT_RAW, | |
444 | ZFS_KEYFORMAT_HEX, | |
445 | ZFS_KEYFORMAT_PASSPHRASE, | |
446 | ZFS_KEYFORMAT_FORMATS | |
447 | } zfs_keyformat_t; | |
448 | ||
449 | typedef enum zfs_key_location { | |
450 | ZFS_KEYLOCATION_NONE = 0, | |
451 | ZFS_KEYLOCATION_PROMPT, | |
452 | ZFS_KEYLOCATION_URI, | |
453 | ZFS_KEYLOCATION_LOCATIONS | |
454 | } zfs_keylocation_t; | |
455 | ||
456 | #define DEFAULT_PBKDF2_ITERATIONS 350000 | |
457 | #define MIN_PBKDF2_ITERATIONS 100000 | |
458 | ||
34dc7c2f BB |
459 | /* |
460 | * On-disk version number. | |
461 | */ | |
462 | #define SPA_VERSION_1 1ULL | |
463 | #define SPA_VERSION_2 2ULL | |
464 | #define SPA_VERSION_3 3ULL | |
465 | #define SPA_VERSION_4 4ULL | |
466 | #define SPA_VERSION_5 5ULL | |
467 | #define SPA_VERSION_6 6ULL | |
468 | #define SPA_VERSION_7 7ULL | |
469 | #define SPA_VERSION_8 8ULL | |
470 | #define SPA_VERSION_9 9ULL | |
471 | #define SPA_VERSION_10 10ULL | |
b128c09f BB |
472 | #define SPA_VERSION_11 11ULL |
473 | #define SPA_VERSION_12 12ULL | |
474 | #define SPA_VERSION_13 13ULL | |
475 | #define SPA_VERSION_14 14ULL | |
9babb374 BB |
476 | #define SPA_VERSION_15 15ULL |
477 | #define SPA_VERSION_16 16ULL | |
45d1cae3 BB |
478 | #define SPA_VERSION_17 17ULL |
479 | #define SPA_VERSION_18 18ULL | |
428870ff BB |
480 | #define SPA_VERSION_19 19ULL |
481 | #define SPA_VERSION_20 20ULL | |
482 | #define SPA_VERSION_21 21ULL | |
483 | #define SPA_VERSION_22 22ULL | |
484 | #define SPA_VERSION_23 23ULL | |
485 | #define SPA_VERSION_24 24ULL | |
486 | #define SPA_VERSION_25 25ULL | |
487 | #define SPA_VERSION_26 26ULL | |
572e2857 BB |
488 | #define SPA_VERSION_27 27ULL |
489 | #define SPA_VERSION_28 28ULL | |
9ae529ec | 490 | #define SPA_VERSION_5000 5000ULL |
572e2857 | 491 | |
8dda07b3 RL |
492 | /* |
493 | * The incrementing pool version number has been replaced by pool feature | |
494 | * flags. For more details, see zfeature.c. | |
495 | */ | |
9ae529ec CS |
496 | #define SPA_VERSION SPA_VERSION_5000 |
497 | #define SPA_VERSION_STRING "5000" | |
34dc7c2f BB |
498 | |
499 | /* | |
500 | * Symbolic names for the changes that caused a SPA_VERSION switch. | |
501 | * Used in the code when checking for presence or absence of a feature. | |
502 | * Feel free to define multiple symbolic names for each version if there | |
503 | * were multiple changes to on-disk structures during that version. | |
504 | * | |
505 | * NOTE: When checking the current SPA_VERSION in your code, be sure | |
506 | * to use spa_version() since it reports the version of the | |
507 | * last synced uberblock. Checking the in-flight version can | |
508 | * be dangerous in some cases. | |
509 | */ | |
510 | #define SPA_VERSION_INITIAL SPA_VERSION_1 | |
511 | #define SPA_VERSION_DITTO_BLOCKS SPA_VERSION_2 | |
512 | #define SPA_VERSION_SPARES SPA_VERSION_3 | |
45d1cae3 | 513 | #define SPA_VERSION_RAIDZ2 SPA_VERSION_3 |
428870ff | 514 | #define SPA_VERSION_BPOBJ_ACCOUNT SPA_VERSION_3 |
34dc7c2f BB |
515 | #define SPA_VERSION_RAIDZ_DEFLATE SPA_VERSION_3 |
516 | #define SPA_VERSION_DNODE_BYTES SPA_VERSION_3 | |
517 | #define SPA_VERSION_ZPOOL_HISTORY SPA_VERSION_4 | |
518 | #define SPA_VERSION_GZIP_COMPRESSION SPA_VERSION_5 | |
519 | #define SPA_VERSION_BOOTFS SPA_VERSION_6 | |
520 | #define SPA_VERSION_SLOGS SPA_VERSION_7 | |
521 | #define SPA_VERSION_DELEGATED_PERMS SPA_VERSION_8 | |
522 | #define SPA_VERSION_FUID SPA_VERSION_9 | |
523 | #define SPA_VERSION_REFRESERVATION SPA_VERSION_9 | |
524 | #define SPA_VERSION_REFQUOTA SPA_VERSION_9 | |
525 | #define SPA_VERSION_UNIQUE_ACCURATE SPA_VERSION_9 | |
526 | #define SPA_VERSION_L2CACHE SPA_VERSION_10 | |
b128c09f BB |
527 | #define SPA_VERSION_NEXT_CLONES SPA_VERSION_11 |
528 | #define SPA_VERSION_ORIGIN SPA_VERSION_11 | |
529 | #define SPA_VERSION_DSL_SCRUB SPA_VERSION_11 | |
530 | #define SPA_VERSION_SNAP_PROPS SPA_VERSION_12 | |
531 | #define SPA_VERSION_USED_BREAKDOWN SPA_VERSION_13 | |
532 | #define SPA_VERSION_PASSTHROUGH_X SPA_VERSION_14 | |
9babb374 BB |
533 | #define SPA_VERSION_USERSPACE SPA_VERSION_15 |
534 | #define SPA_VERSION_STMF_PROP SPA_VERSION_16 | |
45d1cae3 BB |
535 | #define SPA_VERSION_RAIDZ3 SPA_VERSION_17 |
536 | #define SPA_VERSION_USERREFS SPA_VERSION_18 | |
428870ff BB |
537 | #define SPA_VERSION_HOLES SPA_VERSION_19 |
538 | #define SPA_VERSION_ZLE_COMPRESSION SPA_VERSION_20 | |
539 | #define SPA_VERSION_DEDUP SPA_VERSION_21 | |
540 | #define SPA_VERSION_RECVD_PROPS SPA_VERSION_22 | |
541 | #define SPA_VERSION_SLIM_ZIL SPA_VERSION_23 | |
542 | #define SPA_VERSION_SA SPA_VERSION_24 | |
543 | #define SPA_VERSION_SCAN SPA_VERSION_25 | |
544 | #define SPA_VERSION_DIR_CLONES SPA_VERSION_26 | |
545 | #define SPA_VERSION_DEADLISTS SPA_VERSION_26 | |
572e2857 BB |
546 | #define SPA_VERSION_FAST_SNAP SPA_VERSION_27 |
547 | #define SPA_VERSION_MULTI_REPLACE SPA_VERSION_28 | |
9ae529ec CS |
548 | #define SPA_VERSION_BEFORE_FEATURES SPA_VERSION_28 |
549 | #define SPA_VERSION_FEATURES SPA_VERSION_5000 | |
550 | ||
551 | #define SPA_VERSION_IS_SUPPORTED(v) \ | |
552 | (((v) >= SPA_VERSION_INITIAL && (v) <= SPA_VERSION_BEFORE_FEATURES) || \ | |
553 | ((v) >= SPA_VERSION_FEATURES && (v) <= SPA_VERSION)) | |
34dc7c2f BB |
554 | |
555 | /* | |
556 | * ZPL version - rev'd whenever an incompatible on-disk format change | |
557 | * occurs. This is independent of SPA/DMU/ZAP versioning. You must | |
558 | * also update the version_table[] and help message in zfs_prop.c. | |
34dc7c2f BB |
559 | */ |
560 | #define ZPL_VERSION_1 1ULL | |
561 | #define ZPL_VERSION_2 2ULL | |
562 | #define ZPL_VERSION_3 3ULL | |
9babb374 | 563 | #define ZPL_VERSION_4 4ULL |
428870ff BB |
564 | #define ZPL_VERSION_5 5ULL |
565 | #define ZPL_VERSION ZPL_VERSION_5 | |
566 | #define ZPL_VERSION_STRING "5" | |
34dc7c2f BB |
567 | |
568 | #define ZPL_VERSION_INITIAL ZPL_VERSION_1 | |
569 | #define ZPL_VERSION_DIRENT_TYPE ZPL_VERSION_2 | |
570 | #define ZPL_VERSION_FUID ZPL_VERSION_3 | |
571 | #define ZPL_VERSION_NORMALIZATION ZPL_VERSION_3 | |
572 | #define ZPL_VERSION_SYSATTR ZPL_VERSION_3 | |
9babb374 | 573 | #define ZPL_VERSION_USERSPACE ZPL_VERSION_4 |
428870ff BB |
574 | #define ZPL_VERSION_SA ZPL_VERSION_5 |
575 | ||
77f6826b GA |
576 | /* Persistent L2ARC version */ |
577 | #define L2ARC_PERSISTENT_VERSION_1 1ULL | |
578 | #define L2ARC_PERSISTENT_VERSION L2ARC_PERSISTENT_VERSION_1 | |
579 | #define L2ARC_PERSISTENT_VERSION_STRING "1" | |
580 | ||
8a393be3 | 581 | /* Rewind policy information */ |
428870ff BB |
582 | #define ZPOOL_NO_REWIND 1 /* No policy - default behavior */ |
583 | #define ZPOOL_NEVER_REWIND 2 /* Do not search for best txg or rewind */ | |
584 | #define ZPOOL_TRY_REWIND 4 /* Search for best txg, but do not rewind */ | |
585 | #define ZPOOL_DO_REWIND 8 /* Rewind to best txg w/in deferred frees */ | |
586 | #define ZPOOL_EXTREME_REWIND 16 /* Allow extreme measures to find best txg */ | |
587 | #define ZPOOL_REWIND_MASK 28 /* All the possible rewind bits */ | |
588 | #define ZPOOL_REWIND_POLICIES 31 /* All the possible policy bits */ | |
589 | ||
8a393be3 PZ |
590 | typedef struct zpool_load_policy { |
591 | uint32_t zlp_rewind; /* rewind policy requested */ | |
592 | uint64_t zlp_maxmeta; /* max acceptable meta-data errors */ | |
593 | uint64_t zlp_maxdata; /* max acceptable data errors */ | |
594 | uint64_t zlp_txg; /* specific txg to load */ | |
595 | } zpool_load_policy_t; | |
34dc7c2f BB |
596 | |
597 | /* | |
598 | * The following are configuration names used in the nvlist describing a pool's | |
f2448464 RL |
599 | * configuration. New on-disk names should be prefixed with "<reversed-DNS>:" |
600 | * (e.g. "org.openzfs:") to avoid conflicting names being developed | |
a1d477c2 | 601 | * independently. |
34dc7c2f BB |
602 | */ |
603 | #define ZPOOL_CONFIG_VERSION "version" | |
604 | #define ZPOOL_CONFIG_POOL_NAME "name" | |
605 | #define ZPOOL_CONFIG_POOL_STATE "state" | |
606 | #define ZPOOL_CONFIG_POOL_TXG "txg" | |
607 | #define ZPOOL_CONFIG_POOL_GUID "pool_guid" | |
608 | #define ZPOOL_CONFIG_CREATE_TXG "create_txg" | |
609 | #define ZPOOL_CONFIG_TOP_GUID "top_guid" | |
610 | #define ZPOOL_CONFIG_VDEV_TREE "vdev_tree" | |
611 | #define ZPOOL_CONFIG_TYPE "type" | |
612 | #define ZPOOL_CONFIG_CHILDREN "children" | |
613 | #define ZPOOL_CONFIG_ID "id" | |
614 | #define ZPOOL_CONFIG_GUID "guid" | |
a1d477c2 MA |
615 | #define ZPOOL_CONFIG_INDIRECT_OBJECT "com.delphix:indirect_object" |
616 | #define ZPOOL_CONFIG_INDIRECT_BIRTHS "com.delphix:indirect_births" | |
617 | #define ZPOOL_CONFIG_PREV_INDIRECT_VDEV "com.delphix:prev_indirect_vdev" | |
34dc7c2f BB |
618 | #define ZPOOL_CONFIG_PATH "path" |
619 | #define ZPOOL_CONFIG_DEVID "devid" | |
620 | #define ZPOOL_CONFIG_METASLAB_ARRAY "metaslab_array" | |
621 | #define ZPOOL_CONFIG_METASLAB_SHIFT "metaslab_shift" | |
622 | #define ZPOOL_CONFIG_ASHIFT "ashift" | |
623 | #define ZPOOL_CONFIG_ASIZE "asize" | |
624 | #define ZPOOL_CONFIG_DTL "DTL" | |
428870ff | 625 | #define ZPOOL_CONFIG_SCAN_STATS "scan_stats" /* not stored on disk */ |
a1d477c2 | 626 | #define ZPOOL_CONFIG_REMOVAL_STATS "removal_stats" /* not stored on disk */ |
d2734cce | 627 | #define ZPOOL_CONFIG_CHECKPOINT_STATS "checkpoint_stats" /* not on disk */ |
428870ff | 628 | #define ZPOOL_CONFIG_VDEV_STATS "vdev_stats" /* not stored on disk */ |
a1d477c2 | 629 | #define ZPOOL_CONFIG_INDIRECT_SIZE "indirect_size" /* not stored on disk */ |
193a37cb TH |
630 | |
631 | /* container nvlist of extended stats */ | |
632 | #define ZPOOL_CONFIG_VDEV_STATS_EX "vdev_stats_ex" | |
633 | ||
634 | /* Active queue read/write stats */ | |
635 | #define ZPOOL_CONFIG_VDEV_SYNC_R_ACTIVE_QUEUE "vdev_sync_r_active_queue" | |
636 | #define ZPOOL_CONFIG_VDEV_SYNC_W_ACTIVE_QUEUE "vdev_sync_w_active_queue" | |
637 | #define ZPOOL_CONFIG_VDEV_ASYNC_R_ACTIVE_QUEUE "vdev_async_r_active_queue" | |
638 | #define ZPOOL_CONFIG_VDEV_ASYNC_W_ACTIVE_QUEUE "vdev_async_w_active_queue" | |
639 | #define ZPOOL_CONFIG_VDEV_SCRUB_ACTIVE_QUEUE "vdev_async_scrub_active_queue" | |
1b939560 | 640 | #define ZPOOL_CONFIG_VDEV_TRIM_ACTIVE_QUEUE "vdev_async_trim_active_queue" |
193a37cb TH |
641 | |
642 | /* Queue sizes */ | |
643 | #define ZPOOL_CONFIG_VDEV_SYNC_R_PEND_QUEUE "vdev_sync_r_pend_queue" | |
644 | #define ZPOOL_CONFIG_VDEV_SYNC_W_PEND_QUEUE "vdev_sync_w_pend_queue" | |
645 | #define ZPOOL_CONFIG_VDEV_ASYNC_R_PEND_QUEUE "vdev_async_r_pend_queue" | |
646 | #define ZPOOL_CONFIG_VDEV_ASYNC_W_PEND_QUEUE "vdev_async_w_pend_queue" | |
647 | #define ZPOOL_CONFIG_VDEV_SCRUB_PEND_QUEUE "vdev_async_scrub_pend_queue" | |
1b939560 | 648 | #define ZPOOL_CONFIG_VDEV_TRIM_PEND_QUEUE "vdev_async_trim_pend_queue" |
193a37cb TH |
649 | |
650 | /* Latency read/write histogram stats */ | |
651 | #define ZPOOL_CONFIG_VDEV_TOT_R_LAT_HISTO "vdev_tot_r_lat_histo" | |
652 | #define ZPOOL_CONFIG_VDEV_TOT_W_LAT_HISTO "vdev_tot_w_lat_histo" | |
653 | #define ZPOOL_CONFIG_VDEV_DISK_R_LAT_HISTO "vdev_disk_r_lat_histo" | |
654 | #define ZPOOL_CONFIG_VDEV_DISK_W_LAT_HISTO "vdev_disk_w_lat_histo" | |
655 | #define ZPOOL_CONFIG_VDEV_SYNC_R_LAT_HISTO "vdev_sync_r_lat_histo" | |
656 | #define ZPOOL_CONFIG_VDEV_SYNC_W_LAT_HISTO "vdev_sync_w_lat_histo" | |
657 | #define ZPOOL_CONFIG_VDEV_ASYNC_R_LAT_HISTO "vdev_async_r_lat_histo" | |
658 | #define ZPOOL_CONFIG_VDEV_ASYNC_W_LAT_HISTO "vdev_async_w_lat_histo" | |
659 | #define ZPOOL_CONFIG_VDEV_SCRUB_LAT_HISTO "vdev_scrub_histo" | |
1b939560 | 660 | #define ZPOOL_CONFIG_VDEV_TRIM_LAT_HISTO "vdev_trim_histo" |
193a37cb | 661 | |
7e945072 TH |
662 | /* Request size histograms */ |
663 | #define ZPOOL_CONFIG_VDEV_SYNC_IND_R_HISTO "vdev_sync_ind_r_histo" | |
664 | #define ZPOOL_CONFIG_VDEV_SYNC_IND_W_HISTO "vdev_sync_ind_w_histo" | |
665 | #define ZPOOL_CONFIG_VDEV_ASYNC_IND_R_HISTO "vdev_async_ind_r_histo" | |
666 | #define ZPOOL_CONFIG_VDEV_ASYNC_IND_W_HISTO "vdev_async_ind_w_histo" | |
667 | #define ZPOOL_CONFIG_VDEV_IND_SCRUB_HISTO "vdev_ind_scrub_histo" | |
1b939560 | 668 | #define ZPOOL_CONFIG_VDEV_IND_TRIM_HISTO "vdev_ind_trim_histo" |
7e945072 TH |
669 | #define ZPOOL_CONFIG_VDEV_SYNC_AGG_R_HISTO "vdev_sync_agg_r_histo" |
670 | #define ZPOOL_CONFIG_VDEV_SYNC_AGG_W_HISTO "vdev_sync_agg_w_histo" | |
671 | #define ZPOOL_CONFIG_VDEV_ASYNC_AGG_R_HISTO "vdev_async_agg_r_histo" | |
672 | #define ZPOOL_CONFIG_VDEV_ASYNC_AGG_W_HISTO "vdev_async_agg_w_histo" | |
673 | #define ZPOOL_CONFIG_VDEV_AGG_SCRUB_HISTO "vdev_agg_scrub_histo" | |
1b939560 | 674 | #define ZPOOL_CONFIG_VDEV_AGG_TRIM_HISTO "vdev_agg_trim_histo" |
193a37cb | 675 | |
ad796b8a TH |
676 | /* Number of slow IOs */ |
677 | #define ZPOOL_CONFIG_VDEV_SLOW_IOS "vdev_slow_ios" | |
678 | ||
1bbd8770 TH |
679 | /* vdev enclosure sysfs path */ |
680 | #define ZPOOL_CONFIG_VDEV_ENC_SYSFS_PATH "vdev_enc_sysfs_path" | |
681 | ||
34dc7c2f BB |
682 | #define ZPOOL_CONFIG_WHOLE_DISK "whole_disk" |
683 | #define ZPOOL_CONFIG_ERRCOUNT "error_count" | |
684 | #define ZPOOL_CONFIG_NOT_PRESENT "not_present" | |
685 | #define ZPOOL_CONFIG_SPARES "spares" | |
686 | #define ZPOOL_CONFIG_IS_SPARE "is_spare" | |
687 | #define ZPOOL_CONFIG_NPARITY "nparity" | |
688 | #define ZPOOL_CONFIG_HOSTID "hostid" | |
689 | #define ZPOOL_CONFIG_HOSTNAME "hostname" | |
572e2857 | 690 | #define ZPOOL_CONFIG_LOADED_TIME "initial_load_time" |
34dc7c2f BB |
691 | #define ZPOOL_CONFIG_UNSPARE "unspare" |
692 | #define ZPOOL_CONFIG_PHYS_PATH "phys_path" | |
693 | #define ZPOOL_CONFIG_IS_LOG "is_log" | |
694 | #define ZPOOL_CONFIG_L2CACHE "l2cache" | |
428870ff BB |
695 | #define ZPOOL_CONFIG_HOLE_ARRAY "hole_array" |
696 | #define ZPOOL_CONFIG_VDEV_CHILDREN "vdev_children" | |
697 | #define ZPOOL_CONFIG_IS_HOLE "is_hole" | |
698 | #define ZPOOL_CONFIG_DDT_HISTOGRAM "ddt_histogram" | |
699 | #define ZPOOL_CONFIG_DDT_OBJ_STATS "ddt_object_stats" | |
700 | #define ZPOOL_CONFIG_DDT_STATS "ddt_stats" | |
701 | #define ZPOOL_CONFIG_SPLIT "splitcfg" | |
702 | #define ZPOOL_CONFIG_ORIG_GUID "orig_guid" | |
703 | #define ZPOOL_CONFIG_SPLIT_GUID "split_guid" | |
704 | #define ZPOOL_CONFIG_SPLIT_LIST "guid_list" | |
705 | #define ZPOOL_CONFIG_REMOVING "removing" | |
5d1f7fb6 | 706 | #define ZPOOL_CONFIG_RESILVER_TXG "resilver_txg" |
9a49d3f3 | 707 | #define ZPOOL_CONFIG_REBUILD_TXG "rebuild_txg" |
d96eb2b1 | 708 | #define ZPOOL_CONFIG_COMMENT "comment" |
b128c09f | 709 | #define ZPOOL_CONFIG_SUSPENDED "suspended" /* not stored on disk */ |
cec3a0a1 | 710 | #define ZPOOL_CONFIG_SUSPENDED_REASON "suspended_reason" /* not stored */ |
34dc7c2f BB |
711 | #define ZPOOL_CONFIG_TIMESTAMP "timestamp" /* not stored on disk */ |
712 | #define ZPOOL_CONFIG_BOOTFS "bootfs" /* not stored on disk */ | |
572e2857 BB |
713 | #define ZPOOL_CONFIG_MISSING_DEVICES "missing_vdevs" /* not stored on disk */ |
714 | #define ZPOOL_CONFIG_LOAD_INFO "load_info" /* not stored on disk */ | |
9ae529ec CS |
715 | #define ZPOOL_CONFIG_REWIND_INFO "rewind_info" /* not stored on disk */ |
716 | #define ZPOOL_CONFIG_UNSUP_FEAT "unsup_feat" /* not stored on disk */ | |
b9b24bb4 | 717 | #define ZPOOL_CONFIG_ENABLED_FEAT "enabled_feat" /* not stored on disk */ |
9ae529ec CS |
718 | #define ZPOOL_CONFIG_CAN_RDONLY "can_rdonly" /* not stored on disk */ |
719 | #define ZPOOL_CONFIG_FEATURES_FOR_READ "features_for_read" | |
720 | #define ZPOOL_CONFIG_FEATURE_STATS "feature_stats" /* not stored on disk */ | |
ffe9d382 | 721 | #define ZPOOL_CONFIG_ERRATA "errata" /* not stored on disk */ |
e0ab3ab5 JS |
722 | #define ZPOOL_CONFIG_VDEV_TOP_ZAP "com.delphix:vdev_zap_top" |
723 | #define ZPOOL_CONFIG_VDEV_LEAF_ZAP "com.delphix:vdev_zap_leaf" | |
724 | #define ZPOOL_CONFIG_HAS_PER_VDEV_ZAPS "com.delphix:has_per_vdev_zaps" | |
80a91e74 | 725 | #define ZPOOL_CONFIG_RESILVER_DEFER "com.datto:resilver_defer" |
6cb8e530 | 726 | #define ZPOOL_CONFIG_CACHEFILE "cachefile" /* not stored on disk */ |
379ca9cf OF |
727 | #define ZPOOL_CONFIG_MMP_STATE "mmp_state" /* not stored on disk */ |
728 | #define ZPOOL_CONFIG_MMP_TXG "mmp_txg" /* not stored on disk */ | |
060f0226 | 729 | #define ZPOOL_CONFIG_MMP_SEQ "mmp_seq" /* not stored on disk */ |
379ca9cf OF |
730 | #define ZPOOL_CONFIG_MMP_HOSTNAME "mmp_hostname" /* not stored on disk */ |
731 | #define ZPOOL_CONFIG_MMP_HOSTID "mmp_hostid" /* not stored on disk */ | |
cc99f275 | 732 | #define ZPOOL_CONFIG_ALLOCATION_BIAS "alloc_bias" /* not stored on disk */ |
d48091de | 733 | #define ZPOOL_CONFIG_EXPANSION_TIME "expansion_time" /* not stored */ |
9a49d3f3 | 734 | #define ZPOOL_CONFIG_REBUILD_STATS "org.openzfs:rebuild_stats" |
379ca9cf | 735 | |
34dc7c2f BB |
736 | /* |
737 | * The persistent vdev state is stored as separate values rather than a single | |
738 | * 'vdev_state' entry. This is because a device can be in multiple states, such | |
739 | * as offline and degraded. | |
740 | */ | |
741 | #define ZPOOL_CONFIG_OFFLINE "offline" | |
742 | #define ZPOOL_CONFIG_FAULTED "faulted" | |
743 | #define ZPOOL_CONFIG_DEGRADED "degraded" | |
744 | #define ZPOOL_CONFIG_REMOVED "removed" | |
9babb374 | 745 | #define ZPOOL_CONFIG_FRU "fru" |
428870ff BB |
746 | #define ZPOOL_CONFIG_AUX_STATE "aux_state" |
747 | ||
8a393be3 PZ |
748 | /* Pool load policy parameters */ |
749 | #define ZPOOL_LOAD_POLICY "load-policy" | |
750 | #define ZPOOL_LOAD_REWIND_POLICY "load-rewind-policy" | |
751 | #define ZPOOL_LOAD_REQUEST_TXG "load-request-txg" | |
752 | #define ZPOOL_LOAD_META_THRESH "load-meta-thresh" | |
753 | #define ZPOOL_LOAD_DATA_THRESH "load-data-thresh" | |
428870ff BB |
754 | |
755 | /* Rewind data discovered */ | |
756 | #define ZPOOL_CONFIG_LOAD_TIME "rewind_txg_ts" | |
757 | #define ZPOOL_CONFIG_LOAD_DATA_ERRORS "verify_data_errors" | |
758 | #define ZPOOL_CONFIG_REWIND_TIME "seconds_of_rewind" | |
34dc7c2f BB |
759 | |
760 | #define VDEV_TYPE_ROOT "root" | |
761 | #define VDEV_TYPE_MIRROR "mirror" | |
762 | #define VDEV_TYPE_REPLACING "replacing" | |
763 | #define VDEV_TYPE_RAIDZ "raidz" | |
764 | #define VDEV_TYPE_DISK "disk" | |
765 | #define VDEV_TYPE_FILE "file" | |
766 | #define VDEV_TYPE_MISSING "missing" | |
428870ff | 767 | #define VDEV_TYPE_HOLE "hole" |
34dc7c2f BB |
768 | #define VDEV_TYPE_SPARE "spare" |
769 | #define VDEV_TYPE_LOG "log" | |
770 | #define VDEV_TYPE_L2CACHE "l2cache" | |
a1d477c2 MA |
771 | #define VDEV_TYPE_INDIRECT "indirect" |
772 | ||
773 | /* VDEV_TOP_ZAP_* are used in top-level vdev ZAP objects. */ | |
774 | #define VDEV_TOP_ZAP_INDIRECT_OBSOLETE_SM \ | |
775 | "com.delphix:indirect_obsolete_sm" | |
776 | #define VDEV_TOP_ZAP_OBSOLETE_COUNTS_ARE_PRECISE \ | |
777 | "com.delphix:obsolete_counts_are_precise" | |
d2734cce SD |
778 | #define VDEV_TOP_ZAP_POOL_CHECKPOINT_SM \ |
779 | "com.delphix:pool_checkpoint_sm" | |
93e28d66 SD |
780 | #define VDEV_TOP_ZAP_MS_UNFLUSHED_PHYS_TXGS \ |
781 | "com.delphix:ms_unflushed_phys_txgs" | |
34dc7c2f | 782 | |
9a49d3f3 BB |
783 | #define VDEV_TOP_ZAP_VDEV_REBUILD_PHYS \ |
784 | "org.openzfs:vdev_rebuild" | |
785 | ||
cc99f275 DB |
786 | #define VDEV_TOP_ZAP_ALLOCATION_BIAS \ |
787 | "org.zfsonlinux:allocation_bias" | |
788 | ||
789 | /* vdev metaslab allocation bias */ | |
790 | #define VDEV_ALLOC_BIAS_LOG "log" | |
791 | #define VDEV_ALLOC_BIAS_SPECIAL "special" | |
792 | #define VDEV_ALLOC_BIAS_DEDUP "dedup" | |
793 | ||
1b939560 | 794 | /* vdev initialize state */ |
619f0976 GW |
795 | #define VDEV_LEAF_ZAP_INITIALIZE_LAST_OFFSET \ |
796 | "com.delphix:next_offset_to_initialize" | |
797 | #define VDEV_LEAF_ZAP_INITIALIZE_STATE \ | |
798 | "com.delphix:vdev_initialize_state" | |
799 | #define VDEV_LEAF_ZAP_INITIALIZE_ACTION_TIME \ | |
800 | "com.delphix:vdev_initialize_action_time" | |
801 | ||
1b939560 BB |
802 | /* vdev TRIM state */ |
803 | #define VDEV_LEAF_ZAP_TRIM_LAST_OFFSET \ | |
804 | "org.zfsonlinux:next_offset_to_trim" | |
805 | #define VDEV_LEAF_ZAP_TRIM_STATE \ | |
806 | "org.zfsonlinux:vdev_trim_state" | |
807 | #define VDEV_LEAF_ZAP_TRIM_ACTION_TIME \ | |
808 | "org.zfsonlinux:vdev_trim_action_time" | |
809 | #define VDEV_LEAF_ZAP_TRIM_RATE \ | |
810 | "org.zfsonlinux:vdev_trim_rate" | |
811 | #define VDEV_LEAF_ZAP_TRIM_PARTIAL \ | |
812 | "org.zfsonlinux:vdev_trim_partial" | |
813 | #define VDEV_LEAF_ZAP_TRIM_SECURE \ | |
814 | "org.zfsonlinux:vdev_trim_secure" | |
815 | ||
34dc7c2f BB |
816 | /* |
817 | * This is needed in userland to report the minimum necessary device size. | |
818 | */ | |
819 | #define SPA_MINDEVSIZE (64ULL << 20) | |
820 | ||
f3a7f661 GW |
821 | /* |
822 | * Set if the fragmentation has not yet been calculated. This can happen | |
823 | * because the space maps have not been upgraded or the histogram feature | |
824 | * is not enabled. | |
825 | */ | |
826 | #define ZFS_FRAG_INVALID UINT64_MAX | |
827 | ||
34dc7c2f BB |
828 | /* |
829 | * The location of the pool configuration repository, shared between kernel and | |
830 | * userland. | |
831 | */ | |
b128c09f | 832 | #define ZPOOL_CACHE "/etc/zfs/zpool.cache" |
34dc7c2f BB |
833 | |
834 | /* | |
835 | * vdev states are ordered from least to most healthy. | |
836 | * A vdev that's CANT_OPEN or below is considered unusable. | |
837 | */ | |
838 | typedef enum vdev_state { | |
839 | VDEV_STATE_UNKNOWN = 0, /* Uninitialized vdev */ | |
840 | VDEV_STATE_CLOSED, /* Not currently open */ | |
841 | VDEV_STATE_OFFLINE, /* Not allowed to open */ | |
842 | VDEV_STATE_REMOVED, /* Explicitly removed from system */ | |
843 | VDEV_STATE_CANT_OPEN, /* Tried to open, but failed */ | |
844 | VDEV_STATE_FAULTED, /* External request to fault device */ | |
845 | VDEV_STATE_DEGRADED, /* Replicated vdev with unhealthy kids */ | |
846 | VDEV_STATE_HEALTHY /* Presumed good */ | |
847 | } vdev_state_t; | |
848 | ||
849 | #define VDEV_STATE_ONLINE VDEV_STATE_HEALTHY | |
850 | ||
851 | /* | |
852 | * vdev aux states. When a vdev is in the CANT_OPEN state, the aux field | |
853 | * of the vdev stats structure uses these constants to distinguish why. | |
854 | */ | |
855 | typedef enum vdev_aux { | |
856 | VDEV_AUX_NONE, /* no error */ | |
857 | VDEV_AUX_OPEN_FAILED, /* ldi_open_*() or vn_open() failed */ | |
858 | VDEV_AUX_CORRUPT_DATA, /* bad label or disk contents */ | |
859 | VDEV_AUX_NO_REPLICAS, /* insufficient number of replicas */ | |
860 | VDEV_AUX_BAD_GUID_SUM, /* vdev guid sum doesn't match */ | |
861 | VDEV_AUX_TOO_SMALL, /* vdev size is too small */ | |
862 | VDEV_AUX_BAD_LABEL, /* the label is OK but invalid */ | |
863 | VDEV_AUX_VERSION_NEWER, /* on-disk version is too new */ | |
864 | VDEV_AUX_VERSION_OLDER, /* on-disk version is too old */ | |
9ae529ec | 865 | VDEV_AUX_UNSUP_FEAT, /* unsupported features */ |
34dc7c2f | 866 | VDEV_AUX_SPARED, /* hot spare used in another pool */ |
b128c09f BB |
867 | VDEV_AUX_ERR_EXCEEDED, /* too many errors */ |
868 | VDEV_AUX_IO_FAILURE, /* experienced I/O failure */ | |
428870ff | 869 | VDEV_AUX_BAD_LOG, /* cannot read log chain(s) */ |
4a283c7f | 870 | VDEV_AUX_EXTERNAL, /* external diagnosis or forced fault */ |
ff61d1a4 | 871 | VDEV_AUX_SPLIT_POOL, /* vdev was split off into another pool */ |
4a283c7f | 872 | VDEV_AUX_BAD_ASHIFT, /* vdev ashift is invalid */ |
379ca9cf OF |
873 | VDEV_AUX_EXTERNAL_PERSIST, /* persistent forced fault */ |
874 | VDEV_AUX_ACTIVE, /* vdev active on a different host */ | |
6cb8e530 | 875 | VDEV_AUX_CHILDREN_OFFLINE, /* all children are offline */ |
34dc7c2f BB |
876 | } vdev_aux_t; |
877 | ||
878 | /* | |
879 | * pool state. The following states are written to disk as part of the normal | |
880 | * SPA lifecycle: ACTIVE, EXPORTED, DESTROYED, SPARE, L2CACHE. The remaining | |
881 | * states are software abstractions used at various levels to communicate | |
882 | * pool state. | |
883 | */ | |
884 | typedef enum pool_state { | |
885 | POOL_STATE_ACTIVE = 0, /* In active use */ | |
886 | POOL_STATE_EXPORTED, /* Explicitly exported */ | |
887 | POOL_STATE_DESTROYED, /* Explicitly destroyed */ | |
888 | POOL_STATE_SPARE, /* Reserved for hot spare use */ | |
889 | POOL_STATE_L2CACHE, /* Level 2 ARC device */ | |
890 | POOL_STATE_UNINITIALIZED, /* Internal spa_t state */ | |
34dc7c2f BB |
891 | POOL_STATE_UNAVAIL, /* Internal libzfs state */ |
892 | POOL_STATE_POTENTIALLY_ACTIVE /* Internal libzfs state */ | |
893 | } pool_state_t; | |
894 | ||
379ca9cf OF |
895 | /* |
896 | * mmp state. The following states provide additional detail describing | |
897 | * why a pool couldn't be safely imported. | |
898 | */ | |
899 | typedef enum mmp_state { | |
900 | MMP_STATE_ACTIVE = 0, /* In active use */ | |
901 | MMP_STATE_INACTIVE, /* Inactive and safe to import */ | |
902 | MMP_STATE_NO_HOSTID /* System hostid is not set */ | |
903 | } mmp_state_t; | |
904 | ||
34dc7c2f | 905 | /* |
428870ff | 906 | * Scan Functions. |
34dc7c2f | 907 | */ |
428870ff BB |
908 | typedef enum pool_scan_func { |
909 | POOL_SCAN_NONE, | |
910 | POOL_SCAN_SCRUB, | |
911 | POOL_SCAN_RESILVER, | |
912 | POOL_SCAN_FUNCS | |
913 | } pool_scan_func_t; | |
34dc7c2f | 914 | |
0ea05c64 AP |
915 | /* |
916 | * Used to control scrub pause and resume. | |
917 | */ | |
918 | typedef enum pool_scrub_cmd { | |
919 | POOL_SCRUB_NORMAL = 0, | |
920 | POOL_SCRUB_PAUSE, | |
921 | POOL_SCRUB_FLAGS_END | |
922 | } pool_scrub_cmd_t; | |
923 | ||
d2734cce SD |
924 | typedef enum { |
925 | CS_NONE, | |
926 | CS_CHECKPOINT_EXISTS, | |
927 | CS_CHECKPOINT_DISCARDING, | |
928 | CS_NUM_STATES | |
929 | } checkpoint_state_t; | |
930 | ||
931 | typedef struct pool_checkpoint_stat { | |
932 | uint64_t pcs_state; /* checkpoint_state_t */ | |
933 | uint64_t pcs_start_time; /* time checkpoint/discard started */ | |
934 | uint64_t pcs_space; /* checkpointed space */ | |
935 | } pool_checkpoint_stat_t; | |
0ea05c64 | 936 | |
34dc7c2f BB |
937 | /* |
938 | * ZIO types. Needed to interpret vdev statistics below. | |
939 | */ | |
940 | typedef enum zio_type { | |
941 | ZIO_TYPE_NULL = 0, | |
942 | ZIO_TYPE_READ, | |
943 | ZIO_TYPE_WRITE, | |
944 | ZIO_TYPE_FREE, | |
945 | ZIO_TYPE_CLAIM, | |
946 | ZIO_TYPE_IOCTL, | |
1b939560 | 947 | ZIO_TYPE_TRIM, |
34dc7c2f BB |
948 | ZIO_TYPES |
949 | } zio_type_t; | |
950 | ||
428870ff BB |
951 | /* |
952 | * Pool statistics. Note: all fields should be 64-bit because this | |
953 | * is passed between kernel and userland as an nvlist uint64 array. | |
954 | */ | |
955 | typedef struct pool_scan_stat { | |
956 | /* values stored on disk */ | |
957 | uint64_t pss_func; /* pool_scan_func_t */ | |
958 | uint64_t pss_state; /* dsl_scan_state_t */ | |
959 | uint64_t pss_start_time; /* scan start time */ | |
960 | uint64_t pss_end_time; /* scan end time */ | |
961 | uint64_t pss_to_examine; /* total bytes to scan */ | |
d4a72f23 | 962 | uint64_t pss_examined; /* total bytes located by scanner */ |
428870ff BB |
963 | uint64_t pss_to_process; /* total bytes to process */ |
964 | uint64_t pss_processed; /* total processed bytes */ | |
965 | uint64_t pss_errors; /* scan errors */ | |
966 | ||
967 | /* values not stored on disk */ | |
d4a72f23 | 968 | uint64_t pss_pass_exam; /* examined bytes per scan pass */ |
428870ff | 969 | uint64_t pss_pass_start; /* start time of a scan pass */ |
cf7c5a03 | 970 | uint64_t pss_pass_scrub_pause; /* pause time of a scrub pass */ |
0ea05c64 AP |
971 | /* cumulative time scrub spent paused, needed for rate calculation */ |
972 | uint64_t pss_pass_scrub_spent_paused; | |
d4677269 | 973 | uint64_t pss_pass_issued; /* issued bytes per scan pass */ |
d4a72f23 | 974 | uint64_t pss_issued; /* total bytes checked by scanner */ |
428870ff BB |
975 | } pool_scan_stat_t; |
976 | ||
a1d477c2 MA |
977 | typedef struct pool_removal_stat { |
978 | uint64_t prs_state; /* dsl_scan_state_t */ | |
979 | uint64_t prs_removing_vdev; | |
980 | uint64_t prs_start_time; | |
981 | uint64_t prs_end_time; | |
982 | uint64_t prs_to_copy; /* bytes that need to be copied */ | |
983 | uint64_t prs_copied; /* bytes copied so far */ | |
984 | /* | |
985 | * bytes of memory used for indirect mappings. | |
986 | * This includes all removed vdevs. | |
987 | */ | |
988 | uint64_t prs_mapping_memory; | |
989 | } pool_removal_stat_t; | |
990 | ||
428870ff BB |
991 | typedef enum dsl_scan_state { |
992 | DSS_NONE, | |
993 | DSS_SCANNING, | |
994 | DSS_FINISHED, | |
995 | DSS_CANCELED, | |
996 | DSS_NUM_STATES | |
997 | } dsl_scan_state_t; | |
998 | ||
9a49d3f3 BB |
999 | typedef struct vdev_rebuild_stat { |
1000 | uint64_t vrs_state; /* vdev_rebuild_state_t */ | |
1001 | uint64_t vrs_start_time; /* time_t */ | |
1002 | uint64_t vrs_end_time; /* time_t */ | |
1003 | uint64_t vrs_scan_time_ms; /* total run time (millisecs) */ | |
1004 | uint64_t vrs_bytes_scanned; /* allocated bytes scanned */ | |
1005 | uint64_t vrs_bytes_issued; /* read bytes issued */ | |
1006 | uint64_t vrs_bytes_rebuilt; /* rebuilt bytes */ | |
1007 | uint64_t vrs_bytes_est; /* total bytes to scan */ | |
1008 | uint64_t vrs_errors; /* scanning errors */ | |
1009 | uint64_t vrs_pass_time_ms; /* pass run time (millisecs) */ | |
1010 | uint64_t vrs_pass_bytes_scanned; /* bytes scanned since start/resume */ | |
1011 | uint64_t vrs_pass_bytes_issued; /* bytes rebuilt since start/resume */ | |
1012 | } vdev_rebuild_stat_t; | |
1013 | ||
ffe9d382 | 1014 | /* |
e458fcca | 1015 | * Errata described by https://zfsonlinux.org/msg/ZFS-8000-ER. The ordering |
ffe9d382 BB |
1016 | * of this enum must be maintained to ensure the errata identifiers map to |
1017 | * the correct documentation. New errata may only be appended to the list | |
1018 | * and must contain corresponding documentation at the above link. | |
1019 | */ | |
1020 | typedef enum zpool_errata { | |
1021 | ZPOOL_ERRATA_NONE, | |
4f2dcb3e RY |
1022 | ZPOOL_ERRATA_ZOL_2094_SCRUB, |
1023 | ZPOOL_ERRATA_ZOL_2094_ASYNC_DESTROY, | |
ae76f45c | 1024 | ZPOOL_ERRATA_ZOL_6845_ENCRYPTION, |
f00ab3f2 | 1025 | ZPOOL_ERRATA_ZOL_8308_ENCRYPTION, |
ffe9d382 | 1026 | } zpool_errata_t; |
428870ff | 1027 | |
34dc7c2f BB |
1028 | /* |
1029 | * Vdev statistics. Note: all fields should be 64-bit because this | |
1b939560 BB |
1030 | * is passed between kernel and user land as an nvlist uint64 array. |
1031 | * | |
1032 | * The vs_ops[] and vs_bytes[] arrays must always be an array size of 6 in | |
1033 | * order to keep subsequent members at their known fixed offsets. When | |
1034 | * adding a new field it must be added to the end the structure. | |
34dc7c2f | 1035 | */ |
1b939560 BB |
1036 | #define VS_ZIO_TYPES 6 |
1037 | ||
34dc7c2f BB |
1038 | typedef struct vdev_stat { |
1039 | hrtime_t vs_timestamp; /* time since vdev load */ | |
1040 | uint64_t vs_state; /* vdev state */ | |
1041 | uint64_t vs_aux; /* see vdev_aux_t */ | |
1042 | uint64_t vs_alloc; /* space allocated */ | |
1043 | uint64_t vs_space; /* total capacity */ | |
1044 | uint64_t vs_dspace; /* deflated capacity */ | |
1045 | uint64_t vs_rsize; /* replaceable dev size */ | |
1bd201e7 | 1046 | uint64_t vs_esize; /* expandable dev size */ |
1b939560 BB |
1047 | uint64_t vs_ops[VS_ZIO_TYPES]; /* operation count */ |
1048 | uint64_t vs_bytes[VS_ZIO_TYPES]; /* bytes read/written */ | |
34dc7c2f BB |
1049 | uint64_t vs_read_errors; /* read errors */ |
1050 | uint64_t vs_write_errors; /* write errors */ | |
1051 | uint64_t vs_checksum_errors; /* checksum errors */ | |
619f0976 | 1052 | uint64_t vs_initialize_errors; /* initializing errors */ |
34dc7c2f | 1053 | uint64_t vs_self_healed; /* self-healed bytes */ |
428870ff BB |
1054 | uint64_t vs_scan_removing; /* removing? */ |
1055 | uint64_t vs_scan_processed; /* scan processed bytes */ | |
f3a7f661 | 1056 | uint64_t vs_fragmentation; /* device fragmentation */ |
619f0976 GW |
1057 | uint64_t vs_initialize_bytes_done; /* bytes initialized */ |
1058 | uint64_t vs_initialize_bytes_est; /* total bytes to initialize */ | |
cf7c5a03 | 1059 | uint64_t vs_initialize_state; /* vdev_initializing_state_t */ |
619f0976 | 1060 | uint64_t vs_initialize_action_time; /* time_t */ |
d2734cce | 1061 | uint64_t vs_checkpoint_space; /* checkpoint-consumed space */ |
80a91e74 | 1062 | uint64_t vs_resilver_deferred; /* resilver deferred */ |
ad796b8a | 1063 | uint64_t vs_slow_ios; /* slow IOs */ |
1b939560 BB |
1064 | uint64_t vs_trim_errors; /* trimming errors */ |
1065 | uint64_t vs_trim_notsup; /* supported by device */ | |
1066 | uint64_t vs_trim_bytes_done; /* bytes trimmed */ | |
1067 | uint64_t vs_trim_bytes_est; /* total bytes to trim */ | |
1068 | uint64_t vs_trim_state; /* vdev_trim_state_t */ | |
1069 | uint64_t vs_trim_action_time; /* time_t */ | |
9a49d3f3 | 1070 | uint64_t vs_rebuild_processed; /* bytes rebuilt */ |
34dc7c2f BB |
1071 | } vdev_stat_t; |
1072 | ||
193a37cb TH |
1073 | /* |
1074 | * Extended stats | |
1075 | * | |
1076 | * These are stats which aren't included in the original iostat output. For | |
1077 | * convenience, they are grouped together in vdev_stat_ex, although each stat | |
d5884c34 | 1078 | * is individually exported as an nvlist. |
193a37cb TH |
1079 | */ |
1080 | typedef struct vdev_stat_ex { | |
1081 | /* Number of ZIOs issued to disk and waiting to finish */ | |
1082 | uint64_t vsx_active_queue[ZIO_PRIORITY_NUM_QUEUEABLE]; | |
1083 | ||
1084 | /* Number of ZIOs pending to be issued to disk */ | |
1085 | uint64_t vsx_pend_queue[ZIO_PRIORITY_NUM_QUEUEABLE]; | |
1086 | ||
1087 | /* | |
1088 | * Below are the histograms for various latencies. Buckets are in | |
1089 | * units of nanoseconds. | |
1090 | */ | |
1091 | ||
1092 | /* | |
1093 | * 2^37 nanoseconds = 134s. Timeouts will probably start kicking in | |
1094 | * before this. | |
1095 | */ | |
7e945072 TH |
1096 | #define VDEV_L_HISTO_BUCKETS 37 /* Latency histo buckets */ |
1097 | #define VDEV_RQ_HISTO_BUCKETS 25 /* Request size histo buckets */ | |
1098 | ||
193a37cb TH |
1099 | /* Amount of time in ZIO queue (ns) */ |
1100 | uint64_t vsx_queue_histo[ZIO_PRIORITY_NUM_QUEUEABLE] | |
7e945072 | 1101 | [VDEV_L_HISTO_BUCKETS]; |
193a37cb TH |
1102 | |
1103 | /* Total ZIO latency (ns). Includes queuing and disk access time */ | |
7e945072 | 1104 | uint64_t vsx_total_histo[ZIO_TYPES][VDEV_L_HISTO_BUCKETS]; |
193a37cb TH |
1105 | |
1106 | /* Amount of time to read/write the disk (ns) */ | |
7e945072 TH |
1107 | uint64_t vsx_disk_histo[ZIO_TYPES][VDEV_L_HISTO_BUCKETS]; |
1108 | ||
1109 | /* "lookup the bucket for a value" histogram macros */ | |
1110 | #define HISTO(val, buckets) (val != 0 ? MIN(highbit64(val) - 1, \ | |
1111 | buckets - 1) : 0) | |
1112 | #define L_HISTO(a) HISTO(a, VDEV_L_HISTO_BUCKETS) | |
1113 | #define RQ_HISTO(a) HISTO(a, VDEV_RQ_HISTO_BUCKETS) | |
1114 | ||
1115 | /* Physical IO histogram */ | |
1116 | uint64_t vsx_ind_histo[ZIO_PRIORITY_NUM_QUEUEABLE] | |
1117 | [VDEV_RQ_HISTO_BUCKETS]; | |
193a37cb | 1118 | |
7e945072 TH |
1119 | /* Delegated (aggregated) physical IO histogram */ |
1120 | uint64_t vsx_agg_histo[ZIO_PRIORITY_NUM_QUEUEABLE] | |
1121 | [VDEV_RQ_HISTO_BUCKETS]; | |
193a37cb TH |
1122 | |
1123 | } vdev_stat_ex_t; | |
1124 | ||
619f0976 GW |
1125 | /* |
1126 | * Initialize functions. | |
1127 | */ | |
1128 | typedef enum pool_initialize_func { | |
1b939560 | 1129 | POOL_INITIALIZE_START, |
619f0976 GW |
1130 | POOL_INITIALIZE_CANCEL, |
1131 | POOL_INITIALIZE_SUSPEND, | |
1132 | POOL_INITIALIZE_FUNCS | |
1133 | } pool_initialize_func_t; | |
1134 | ||
1b939560 BB |
1135 | /* |
1136 | * TRIM functions. | |
1137 | */ | |
1138 | typedef enum pool_trim_func { | |
1139 | POOL_TRIM_START, | |
1140 | POOL_TRIM_CANCEL, | |
1141 | POOL_TRIM_SUSPEND, | |
1142 | POOL_TRIM_FUNCS | |
1143 | } pool_trim_func_t; | |
1144 | ||
428870ff BB |
1145 | /* |
1146 | * DDT statistics. Note: all fields should be 64-bit because this | |
1147 | * is passed between kernel and userland as an nvlist uint64 array. | |
1148 | */ | |
1149 | typedef struct ddt_object { | |
4c0883fb | 1150 | uint64_t ddo_count; /* number of elements in ddt */ |
428870ff BB |
1151 | uint64_t ddo_dspace; /* size of ddt on disk */ |
1152 | uint64_t ddo_mspace; /* size of ddt in-core */ | |
1153 | } ddt_object_t; | |
1154 | ||
1155 | typedef struct ddt_stat { | |
1156 | uint64_t dds_blocks; /* blocks */ | |
1157 | uint64_t dds_lsize; /* logical size */ | |
1158 | uint64_t dds_psize; /* physical size */ | |
1159 | uint64_t dds_dsize; /* deflated allocated size */ | |
1160 | uint64_t dds_ref_blocks; /* referenced blocks */ | |
1161 | uint64_t dds_ref_lsize; /* referenced lsize * refcnt */ | |
1162 | uint64_t dds_ref_psize; /* referenced psize * refcnt */ | |
1163 | uint64_t dds_ref_dsize; /* referenced dsize * refcnt */ | |
1164 | } ddt_stat_t; | |
1165 | ||
1166 | typedef struct ddt_histogram { | |
1167 | ddt_stat_t ddh_stat[64]; /* power-of-two histogram buckets */ | |
1168 | } ddt_histogram_t; | |
1169 | ||
34dc7c2f BB |
1170 | #define ZVOL_DRIVER "zvol" |
1171 | #define ZFS_DRIVER "zfs" | |
1172 | #define ZFS_DEV "/dev/zfs" | |
2bac6814 | 1173 | #define ZFS_SHARETAB "/etc/dfs/sharetab" |
34dc7c2f | 1174 | |
774ee3c7 GM |
1175 | #define ZFS_SUPER_MAGIC 0x2fc12fc1 |
1176 | ||
60101509 BB |
1177 | #define ZVOL_MAJOR 230 |
1178 | #define ZVOL_MINOR_BITS 4 | |
1179 | #define ZVOL_MINOR_MASK ((1U << ZVOL_MINOR_BITS) - 1) | |
1180 | #define ZVOL_MINORS (1 << 4) | |
4c0d8e50 | 1181 | #define ZVOL_DEV_NAME "zd" |
34dc7c2f BB |
1182 | |
1183 | #define ZVOL_PROP_NAME "name" | |
428870ff | 1184 | #define ZVOL_DEFAULT_BLOCKSIZE 8192 |
34dc7c2f | 1185 | |
619f0976 GW |
1186 | typedef enum { |
1187 | VDEV_INITIALIZE_NONE, | |
1188 | VDEV_INITIALIZE_ACTIVE, | |
1189 | VDEV_INITIALIZE_CANCELED, | |
1190 | VDEV_INITIALIZE_SUSPENDED, | |
1191 | VDEV_INITIALIZE_COMPLETE | |
1192 | } vdev_initializing_state_t; | |
1193 | ||
1b939560 BB |
1194 | typedef enum { |
1195 | VDEV_TRIM_NONE, | |
1196 | VDEV_TRIM_ACTIVE, | |
1197 | VDEV_TRIM_CANCELED, | |
1198 | VDEV_TRIM_SUSPENDED, | |
1199 | VDEV_TRIM_COMPLETE, | |
1200 | } vdev_trim_state_t; | |
1201 | ||
9a49d3f3 BB |
1202 | typedef enum { |
1203 | VDEV_REBUILD_NONE, | |
1204 | VDEV_REBUILD_ACTIVE, | |
1205 | VDEV_REBUILD_CANCELED, | |
1206 | VDEV_REBUILD_COMPLETE, | |
1207 | } vdev_rebuild_state_t; | |
1208 | ||
4c0883fb AP |
1209 | /* |
1210 | * nvlist name constants. Facilitate restricting snapshot iteration range for | |
1211 | * the "list next snapshot" ioctl | |
1212 | */ | |
1213 | #define SNAP_ITER_MIN_TXG "snap_iter_min_txg" | |
1214 | #define SNAP_ITER_MAX_TXG "snap_iter_max_txg" | |
1215 | ||
34dc7c2f BB |
1216 | /* |
1217 | * /dev/zfs ioctl numbers. | |
b83a0e2d DB |
1218 | * |
1219 | * These numbers cannot change over time. New ioctl numbers must be appended. | |
34dc7c2f | 1220 | */ |
34dc7c2f | 1221 | typedef enum zfs_ioc { |
2e0358cb | 1222 | /* |
054a0498 | 1223 | * Core features - 81/128 numbers reserved. |
2e0358cb | 1224 | */ |
054a0498 MM |
1225 | #ifdef __FreeBSD__ |
1226 | ZFS_IOC_FIRST = 0, | |
1227 | #else | |
6f1ffb06 | 1228 | ZFS_IOC_FIRST = ('Z' << 8), |
054a0498 | 1229 | #endif |
6f1ffb06 | 1230 | ZFS_IOC = ZFS_IOC_FIRST, |
b83a0e2d DB |
1231 | ZFS_IOC_POOL_CREATE = ZFS_IOC_FIRST, /* 0x5a00 */ |
1232 | ZFS_IOC_POOL_DESTROY, /* 0x5a01 */ | |
1233 | ZFS_IOC_POOL_IMPORT, /* 0x5a02 */ | |
1234 | ZFS_IOC_POOL_EXPORT, /* 0x5a03 */ | |
1235 | ZFS_IOC_POOL_CONFIGS, /* 0x5a04 */ | |
1236 | ZFS_IOC_POOL_STATS, /* 0x5a05 */ | |
1237 | ZFS_IOC_POOL_TRYIMPORT, /* 0x5a06 */ | |
1238 | ZFS_IOC_POOL_SCAN, /* 0x5a07 */ | |
1239 | ZFS_IOC_POOL_FREEZE, /* 0x5a08 */ | |
1240 | ZFS_IOC_POOL_UPGRADE, /* 0x5a09 */ | |
1241 | ZFS_IOC_POOL_GET_HISTORY, /* 0x5a0a */ | |
1242 | ZFS_IOC_VDEV_ADD, /* 0x5a0b */ | |
1243 | ZFS_IOC_VDEV_REMOVE, /* 0x5a0c */ | |
1244 | ZFS_IOC_VDEV_SET_STATE, /* 0x5a0d */ | |
1245 | ZFS_IOC_VDEV_ATTACH, /* 0x5a0e */ | |
1246 | ZFS_IOC_VDEV_DETACH, /* 0x5a0f */ | |
1247 | ZFS_IOC_VDEV_SETPATH, /* 0x5a10 */ | |
1248 | ZFS_IOC_VDEV_SETFRU, /* 0x5a11 */ | |
1249 | ZFS_IOC_OBJSET_STATS, /* 0x5a12 */ | |
1250 | ZFS_IOC_OBJSET_ZPLPROPS, /* 0x5a13 */ | |
1251 | ZFS_IOC_DATASET_LIST_NEXT, /* 0x5a14 */ | |
1252 | ZFS_IOC_SNAPSHOT_LIST_NEXT, /* 0x5a15 */ | |
1253 | ZFS_IOC_SET_PROP, /* 0x5a16 */ | |
1254 | ZFS_IOC_CREATE, /* 0x5a17 */ | |
1255 | ZFS_IOC_DESTROY, /* 0x5a18 */ | |
1256 | ZFS_IOC_ROLLBACK, /* 0x5a19 */ | |
1257 | ZFS_IOC_RENAME, /* 0x5a1a */ | |
1258 | ZFS_IOC_RECV, /* 0x5a1b */ | |
1259 | ZFS_IOC_SEND, /* 0x5a1c */ | |
1260 | ZFS_IOC_INJECT_FAULT, /* 0x5a1d */ | |
1261 | ZFS_IOC_CLEAR_FAULT, /* 0x5a1e */ | |
1262 | ZFS_IOC_INJECT_LIST_NEXT, /* 0x5a1f */ | |
1263 | ZFS_IOC_ERROR_LOG, /* 0x5a20 */ | |
1264 | ZFS_IOC_CLEAR, /* 0x5a21 */ | |
1265 | ZFS_IOC_PROMOTE, /* 0x5a22 */ | |
1266 | ZFS_IOC_SNAPSHOT, /* 0x5a23 */ | |
1267 | ZFS_IOC_DSOBJ_TO_DSNAME, /* 0x5a24 */ | |
1268 | ZFS_IOC_OBJ_TO_PATH, /* 0x5a25 */ | |
1269 | ZFS_IOC_POOL_SET_PROPS, /* 0x5a26 */ | |
1270 | ZFS_IOC_POOL_GET_PROPS, /* 0x5a27 */ | |
1271 | ZFS_IOC_SET_FSACL, /* 0x5a28 */ | |
1272 | ZFS_IOC_GET_FSACL, /* 0x5a29 */ | |
1273 | ZFS_IOC_SHARE, /* 0x5a2a */ | |
1274 | ZFS_IOC_INHERIT_PROP, /* 0x5a2b */ | |
1275 | ZFS_IOC_SMB_ACL, /* 0x5a2c */ | |
1276 | ZFS_IOC_USERSPACE_ONE, /* 0x5a2d */ | |
1277 | ZFS_IOC_USERSPACE_MANY, /* 0x5a2e */ | |
1278 | ZFS_IOC_USERSPACE_UPGRADE, /* 0x5a2f */ | |
1279 | ZFS_IOC_HOLD, /* 0x5a30 */ | |
1280 | ZFS_IOC_RELEASE, /* 0x5a31 */ | |
1281 | ZFS_IOC_GET_HOLDS, /* 0x5a32 */ | |
1282 | ZFS_IOC_OBJSET_RECVD_PROPS, /* 0x5a33 */ | |
1283 | ZFS_IOC_VDEV_SPLIT, /* 0x5a34 */ | |
1284 | ZFS_IOC_NEXT_OBJ, /* 0x5a35 */ | |
1285 | ZFS_IOC_DIFF, /* 0x5a36 */ | |
1286 | ZFS_IOC_TMP_SNAPSHOT, /* 0x5a37 */ | |
1287 | ZFS_IOC_OBJ_TO_STATS, /* 0x5a38 */ | |
1288 | ZFS_IOC_SPACE_WRITTEN, /* 0x5a39 */ | |
1289 | ZFS_IOC_SPACE_SNAPS, /* 0x5a3a */ | |
1290 | ZFS_IOC_DESTROY_SNAPS, /* 0x5a3b */ | |
1291 | ZFS_IOC_POOL_REGUID, /* 0x5a3c */ | |
1292 | ZFS_IOC_POOL_REOPEN, /* 0x5a3d */ | |
1293 | ZFS_IOC_SEND_PROGRESS, /* 0x5a3e */ | |
1294 | ZFS_IOC_LOG_HISTORY, /* 0x5a3f */ | |
1295 | ZFS_IOC_SEND_NEW, /* 0x5a40 */ | |
1296 | ZFS_IOC_SEND_SPACE, /* 0x5a41 */ | |
1297 | ZFS_IOC_CLONE, /* 0x5a42 */ | |
1298 | ZFS_IOC_BOOKMARK, /* 0x5a43 */ | |
1299 | ZFS_IOC_GET_BOOKMARKS, /* 0x5a44 */ | |
1300 | ZFS_IOC_DESTROY_BOOKMARKS, /* 0x5a45 */ | |
bf90948d LB |
1301 | ZFS_IOC_RECV_NEW, /* 0x5a46 */ |
1302 | ZFS_IOC_POOL_SYNC, /* 0x5a47 */ | |
1303 | ZFS_IOC_CHANNEL_PROGRAM, /* 0x5a48 */ | |
b83a0e2d DB |
1304 | ZFS_IOC_LOAD_KEY, /* 0x5a49 */ |
1305 | ZFS_IOC_UNLOAD_KEY, /* 0x5a4a */ | |
1306 | ZFS_IOC_CHANGE_KEY, /* 0x5a4b */ | |
1307 | ZFS_IOC_REMAP, /* 0x5a4c */ | |
1308 | ZFS_IOC_POOL_CHECKPOINT, /* 0x5a4d */ | |
1309 | ZFS_IOC_POOL_DISCARD_CHECKPOINT, /* 0x5a4e */ | |
619f0976 | 1310 | ZFS_IOC_POOL_INITIALIZE, /* 0x5a4f */ |
1b939560 | 1311 | ZFS_IOC_POOL_TRIM, /* 0x5a50 */ |
30af21b0 PD |
1312 | ZFS_IOC_REDACT, /* 0x5a51 */ |
1313 | ZFS_IOC_GET_BOOKMARK_PROPS, /* 0x5a52 */ | |
e60e158e | 1314 | ZFS_IOC_WAIT, /* 0x5a53 */ |
5a42ef04 | 1315 | ZFS_IOC_WAIT_FS, /* 0x5a54 */ |
2e0358cb BB |
1316 | |
1317 | /* | |
108a454a | 1318 | * Per-platform (Optional) - 8/128 numbers reserved. |
2e0358cb | 1319 | */ |
054a0498 MM |
1320 | ZFS_IOC_PLATFORM = ZFS_IOC_FIRST + 0x80, |
1321 | ZFS_IOC_EVENTS_NEXT, /* 0x81 (Linux) */ | |
1322 | ZFS_IOC_EVENTS_CLEAR, /* 0x82 (Linux) */ | |
1323 | ZFS_IOC_EVENTS_SEEK, /* 0x83 (Linux) */ | |
1324 | ZFS_IOC_NEXTBOOT, /* 0x84 (FreeBSD) */ | |
1325 | ZFS_IOC_JAIL, /* 0x85 (FreeBSD) */ | |
1326 | ZFS_IOC_UNJAIL, /* 0x86 (FreeBSD) */ | |
108a454a PD |
1327 | ZFS_IOC_SET_BOOTENV, /* 0x87 (Linux) */ |
1328 | ZFS_IOC_GET_BOOTENV, /* 0x88 (Linux) */ | |
6f1ffb06 | 1329 | ZFS_IOC_LAST |
34dc7c2f BB |
1330 | } zfs_ioc_t; |
1331 | ||
4c0d8e50 FN |
1332 | /* |
1333 | * zvol ioctl to get dataset name | |
1334 | */ | |
eca7b760 | 1335 | #define BLKZNAME _IOR(0x12, 125, char[ZFS_MAX_DATASET_NAME_LEN]) |
4c0d8e50 | 1336 | |
d2734cce SD |
1337 | /* |
1338 | * ZFS-specific error codes used for returning descriptive errors | |
1339 | * to the userland through zfs ioctls. | |
1340 | * | |
1341 | * The enum implicitly includes all the error codes from errno.h. | |
1342 | * New code should use and extend this enum for errors that are | |
1343 | * not described precisely by generic errno codes. | |
b83a0e2d DB |
1344 | * |
1345 | * These numbers should not change over time. New entries should be appended. | |
a73f361f CS |
1346 | * |
1347 | * (Keep in sync with contrib/pyzfs/libzfs_core/_constants.py) | |
d2734cce SD |
1348 | */ |
1349 | typedef enum { | |
1350 | ZFS_ERR_CHECKPOINT_EXISTS = 1024, | |
1351 | ZFS_ERR_DISCARDING_CHECKPOINT, | |
1352 | ZFS_ERR_NO_CHECKPOINT, | |
1353 | ZFS_ERR_DEVRM_IN_PROGRESS, | |
b83a0e2d DB |
1354 | ZFS_ERR_VDEV_TOO_BIG, |
1355 | ZFS_ERR_IOC_CMD_UNAVAIL, | |
1356 | ZFS_ERR_IOC_ARG_UNAVAIL, | |
1357 | ZFS_ERR_IOC_ARG_REQUIRED, | |
1358 | ZFS_ERR_IOC_ARG_BADTYPE, | |
d8d418ff | 1359 | ZFS_ERR_WRONG_PARENT, |
f00ab3f2 TC |
1360 | ZFS_ERR_FROM_IVSET_GUID_MISSING, |
1361 | ZFS_ERR_FROM_IVSET_GUID_MISMATCH, | |
caf9dd20 | 1362 | ZFS_ERR_SPILL_BLOCK_FLAG_MISSING, |
30af21b0 | 1363 | ZFS_ERR_UNKNOWN_SEND_STREAM_FEATURE, |
43a85362 | 1364 | ZFS_ERR_EXPORT_IN_PROGRESS, |
a73f361f | 1365 | ZFS_ERR_BOOKMARK_SOURCE_NOT_ANCESTOR, |
7145123b | 1366 | ZFS_ERR_STREAM_TRUNCATED, |
7bcb7f08 | 1367 | ZFS_ERR_STREAM_LARGE_BLOCK_MISMATCH, |
9a49d3f3 BB |
1368 | ZFS_ERR_RESILVER_IN_PROGRESS, |
1369 | ZFS_ERR_REBUILD_IN_PROGRESS, | |
d2734cce SD |
1370 | } zfs_errno_t; |
1371 | ||
34dc7c2f BB |
1372 | /* |
1373 | * Internal SPA load state. Used by FMA diagnosis engine. | |
1374 | */ | |
1375 | typedef enum { | |
428870ff BB |
1376 | SPA_LOAD_NONE, /* no load in progress */ |
1377 | SPA_LOAD_OPEN, /* normal open */ | |
1378 | SPA_LOAD_IMPORT, /* import in progress */ | |
1379 | SPA_LOAD_TRYIMPORT, /* tryimport in progress */ | |
1380 | SPA_LOAD_RECOVER, /* recovery requested */ | |
3dfb57a3 DB |
1381 | SPA_LOAD_ERROR, /* load failed */ |
1382 | SPA_LOAD_CREATE /* creation in progress */ | |
34dc7c2f BB |
1383 | } spa_load_state_t; |
1384 | ||
e60e158e JG |
1385 | typedef enum { |
1386 | ZPOOL_WAIT_CKPT_DISCARD, | |
1387 | ZPOOL_WAIT_FREE, | |
1388 | ZPOOL_WAIT_INITIALIZE, | |
1389 | ZPOOL_WAIT_REPLACE, | |
1390 | ZPOOL_WAIT_REMOVE, | |
1391 | ZPOOL_WAIT_RESILVER, | |
1392 | ZPOOL_WAIT_SCRUB, | |
2288d419 | 1393 | ZPOOL_WAIT_TRIM, |
e60e158e JG |
1394 | ZPOOL_WAIT_NUM_ACTIVITIES |
1395 | } zpool_wait_activity_t; | |
1396 | ||
5a42ef04 PD |
1397 | typedef enum { |
1398 | ZFS_WAIT_DELETEQ, | |
1399 | ZFS_WAIT_NUM_ACTIVITIES | |
1400 | } zfs_wait_activity_t; | |
1401 | ||
34dc7c2f BB |
1402 | /* |
1403 | * Bookmark name values. | |
1404 | */ | |
1405 | #define ZPOOL_ERR_LIST "error list" | |
1406 | #define ZPOOL_ERR_DATASET "dataset" | |
1407 | #define ZPOOL_ERR_OBJECT "object" | |
1408 | ||
1409 | #define HIS_MAX_RECORD_LEN (MAXPATHLEN + MAXPATHLEN + 1) | |
1410 | ||
1411 | /* | |
1412 | * The following are names used in the nvlist describing | |
1413 | * the pool's history log. | |
1414 | */ | |
1415 | #define ZPOOL_HIST_RECORD "history record" | |
1416 | #define ZPOOL_HIST_TIME "history time" | |
1417 | #define ZPOOL_HIST_CMD "history command" | |
1418 | #define ZPOOL_HIST_WHO "history who" | |
1419 | #define ZPOOL_HIST_ZONE "history zone" | |
1420 | #define ZPOOL_HIST_HOST "history hostname" | |
1421 | #define ZPOOL_HIST_TXG "history txg" | |
1422 | #define ZPOOL_HIST_INT_EVENT "history internal event" | |
1423 | #define ZPOOL_HIST_INT_STR "history internal str" | |
6f1ffb06 MA |
1424 | #define ZPOOL_HIST_INT_NAME "internal_name" |
1425 | #define ZPOOL_HIST_IOCTL "ioctl" | |
1426 | #define ZPOOL_HIST_INPUT_NVL "in_nvl" | |
1427 | #define ZPOOL_HIST_OUTPUT_NVL "out_nvl" | |
1428 | #define ZPOOL_HIST_DSNAME "dsname" | |
1429 | #define ZPOOL_HIST_DSID "dsid" | |
d99a0153 | 1430 | #define ZPOOL_HIST_ERRNO "errno" |
34dc7c2f | 1431 | |
b5256303 TC |
1432 | /* |
1433 | * Special nvlist name that will not have its args recorded in the pool's | |
1434 | * history log. | |
1435 | */ | |
1436 | #define ZPOOL_HIDDEN_ARGS "hidden_args" | |
1437 | ||
619f0976 GW |
1438 | /* |
1439 | * The following are names used when invoking ZFS_IOC_POOL_INITIALIZE. | |
1440 | */ | |
1441 | #define ZPOOL_INITIALIZE_COMMAND "initialize_command" | |
1442 | #define ZPOOL_INITIALIZE_VDEVS "initialize_vdevs" | |
1443 | ||
1b939560 BB |
1444 | /* |
1445 | * The following are names used when invoking ZFS_IOC_POOL_TRIM. | |
1446 | */ | |
1447 | #define ZPOOL_TRIM_COMMAND "trim_command" | |
1448 | #define ZPOOL_TRIM_VDEVS "trim_vdevs" | |
1449 | #define ZPOOL_TRIM_RATE "trim_rate" | |
1450 | #define ZPOOL_TRIM_SECURE "trim_secure" | |
1451 | ||
e60e158e JG |
1452 | /* |
1453 | * The following are names used when invoking ZFS_IOC_POOL_WAIT. | |
1454 | */ | |
1455 | #define ZPOOL_WAIT_ACTIVITY "wait_activity" | |
1456 | #define ZPOOL_WAIT_TAG "wait_tag" | |
1457 | #define ZPOOL_WAIT_WAITED "wait_waited" | |
1458 | ||
5a42ef04 PD |
1459 | /* |
1460 | * The following are names used when invoking ZFS_IOC_WAIT_FS. | |
1461 | */ | |
1462 | #define ZFS_WAIT_ACTIVITY "wait_activity" | |
1463 | #define ZFS_WAIT_WAITED "wait_waited" | |
1464 | ||
34dc7c2f BB |
1465 | /* |
1466 | * Flags for ZFS_IOC_VDEV_SET_STATE | |
1467 | */ | |
1468 | #define ZFS_ONLINE_CHECKREMOVE 0x1 | |
1469 | #define ZFS_ONLINE_UNSPARE 0x2 | |
1470 | #define ZFS_ONLINE_FORCEFAULT 0x4 | |
9babb374 | 1471 | #define ZFS_ONLINE_EXPAND 0x8 |
34dc7c2f BB |
1472 | #define ZFS_OFFLINE_TEMPORARY 0x1 |
1473 | ||
572e2857 BB |
1474 | /* |
1475 | * Flags for ZFS_IOC_POOL_IMPORT | |
1476 | */ | |
1477 | #define ZFS_IMPORT_NORMAL 0x0 | |
1478 | #define ZFS_IMPORT_VERBATIM 0x1 | |
1479 | #define ZFS_IMPORT_ANY_HOST 0x2 | |
1480 | #define ZFS_IMPORT_MISSING_LOG 0x4 | |
1481 | #define ZFS_IMPORT_ONLY 0x8 | |
26b42f3f | 1482 | #define ZFS_IMPORT_TEMP_NAME 0x10 |
379ca9cf | 1483 | #define ZFS_IMPORT_SKIP_MMP 0x20 |
b5256303 | 1484 | #define ZFS_IMPORT_LOAD_KEYS 0x40 |
d2734cce | 1485 | #define ZFS_IMPORT_CHECKPOINT 0x80 |
572e2857 | 1486 | |
d99a0153 CW |
1487 | /* |
1488 | * Channel program argument/return nvlist keys and defaults. | |
1489 | */ | |
1490 | #define ZCP_ARG_PROGRAM "program" | |
1491 | #define ZCP_ARG_ARGLIST "arg" | |
5b72a38d | 1492 | #define ZCP_ARG_SYNC "sync" |
d99a0153 CW |
1493 | #define ZCP_ARG_INSTRLIMIT "instrlimit" |
1494 | #define ZCP_ARG_MEMLIMIT "memlimit" | |
1495 | ||
1496 | #define ZCP_ARG_CLIARGV "argv" | |
1497 | ||
1498 | #define ZCP_RET_ERROR "error" | |
1499 | #define ZCP_RET_RETURN "return" | |
1500 | ||
1501 | #define ZCP_DEFAULT_INSTRLIMIT (10 * 1000 * 1000) | |
1502 | #define ZCP_MAX_INSTRLIMIT (10 * ZCP_DEFAULT_INSTRLIMIT) | |
1503 | #define ZCP_DEFAULT_MEMLIMIT (10 * 1024 * 1024) | |
1504 | #define ZCP_MAX_MEMLIMIT (10 * ZCP_DEFAULT_MEMLIMIT) | |
1505 | ||
34dc7c2f BB |
1506 | /* |
1507 | * Sysevent payload members. ZFS will generate the following sysevents with the | |
1508 | * given payloads: | |
1509 | * | |
1510 | * ESC_ZFS_RESILVER_START | |
9a49d3f3 BB |
1511 | * ESC_ZFS_RESILVER_FINISH |
1512 | * | |
1513 | * ZFS_EV_POOL_NAME DATA_TYPE_STRING | |
1514 | * ZFS_EV_POOL_GUID DATA_TYPE_UINT64 | |
1515 | * ZFS_EV_RESILVER_TYPE DATA_TYPE_STRING | |
1516 | * | |
34dc7c2f | 1517 | * ESC_ZFS_POOL_DESTROY |
3541dc6d | 1518 | * ESC_ZFS_POOL_REGUID |
34dc7c2f BB |
1519 | * |
1520 | * ZFS_EV_POOL_NAME DATA_TYPE_STRING | |
1521 | * ZFS_EV_POOL_GUID DATA_TYPE_UINT64 | |
1522 | * | |
1523 | * ESC_ZFS_VDEV_REMOVE | |
1524 | * ESC_ZFS_VDEV_CLEAR | |
1525 | * ESC_ZFS_VDEV_CHECK | |
1526 | * | |
1527 | * ZFS_EV_POOL_NAME DATA_TYPE_STRING | |
1528 | * ZFS_EV_POOL_GUID DATA_TYPE_UINT64 | |
1529 | * ZFS_EV_VDEV_PATH DATA_TYPE_STRING (optional) | |
1530 | * ZFS_EV_VDEV_GUID DATA_TYPE_UINT64 | |
12fa0466 DE |
1531 | * |
1532 | * ESC_ZFS_HISTORY_EVENT | |
1533 | * | |
1534 | * ZFS_EV_POOL_NAME DATA_TYPE_STRING | |
1535 | * ZFS_EV_POOL_GUID DATA_TYPE_UINT64 | |
1536 | * ZFS_EV_HIST_TIME DATA_TYPE_UINT64 (optional) | |
1537 | * ZFS_EV_HIST_CMD DATA_TYPE_STRING (optional) | |
1538 | * ZFS_EV_HIST_WHO DATA_TYPE_UINT64 (optional) | |
1539 | * ZFS_EV_HIST_ZONE DATA_TYPE_STRING (optional) | |
1540 | * ZFS_EV_HIST_HOST DATA_TYPE_STRING (optional) | |
1541 | * ZFS_EV_HIST_TXG DATA_TYPE_UINT64 (optional) | |
1542 | * ZFS_EV_HIST_INT_EVENT DATA_TYPE_UINT64 (optional) | |
1543 | * ZFS_EV_HIST_INT_STR DATA_TYPE_STRING (optional) | |
1544 | * ZFS_EV_HIST_INT_NAME DATA_TYPE_STRING (optional) | |
1545 | * ZFS_EV_HIST_IOCTL DATA_TYPE_STRING (optional) | |
1546 | * ZFS_EV_HIST_DSNAME DATA_TYPE_STRING (optional) | |
1547 | * ZFS_EV_HIST_DSID DATA_TYPE_UINT64 (optional) | |
1548 | * | |
1549 | * The ZFS_EV_HIST_* members will correspond to the ZPOOL_HIST_* members in the | |
1550 | * history log nvlist. The keynames will be free of any spaces or other | |
1551 | * characters that could be potentially unexpected to consumers of the | |
1552 | * sysevents. | |
34dc7c2f BB |
1553 | */ |
1554 | #define ZFS_EV_POOL_NAME "pool_name" | |
1555 | #define ZFS_EV_POOL_GUID "pool_guid" | |
1556 | #define ZFS_EV_VDEV_PATH "vdev_path" | |
1557 | #define ZFS_EV_VDEV_GUID "vdev_guid" | |
12fa0466 DE |
1558 | #define ZFS_EV_HIST_TIME "history_time" |
1559 | #define ZFS_EV_HIST_CMD "history_command" | |
1560 | #define ZFS_EV_HIST_WHO "history_who" | |
1561 | #define ZFS_EV_HIST_ZONE "history_zone" | |
1562 | #define ZFS_EV_HIST_HOST "history_hostname" | |
1563 | #define ZFS_EV_HIST_TXG "history_txg" | |
1564 | #define ZFS_EV_HIST_INT_EVENT "history_internal_event" | |
1565 | #define ZFS_EV_HIST_INT_STR "history_internal_str" | |
1566 | #define ZFS_EV_HIST_INT_NAME "history_internal_name" | |
1567 | #define ZFS_EV_HIST_IOCTL "history_ioctl" | |
1568 | #define ZFS_EV_HIST_DSNAME "history_dsname" | |
1569 | #define ZFS_EV_HIST_DSID "history_dsid" | |
9a49d3f3 | 1570 | #define ZFS_EV_RESILVER_TYPE "resilver_type" |
34dc7c2f | 1571 | |
34dc7c2f BB |
1572 | #ifdef __cplusplus |
1573 | } | |
1574 | #endif | |
1575 | ||
1576 | #endif /* _SYS_FS_ZFS_H */ |