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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 | */ | |
21 | /* | |
428870ff | 22 | * Copyright (c) 2005, 2010, Oracle and/or its affiliates. All rights reserved. |
d52d80b7 | 23 | * Copyright (c) 2011, 2018 by Delphix. All rights reserved. |
95fd54a1 | 24 | * Copyright (c) 2013 Steven Hartland. All rights reserved. |
0c66c32d | 25 | * Copyright (c) 2014 Spectra Logic Corporation, All rights reserved. |
34dc7c2f BB |
26 | */ |
27 | ||
28 | #ifndef _SYS_DSL_DATASET_H | |
29 | #define _SYS_DSL_DATASET_H | |
30 | ||
34dc7c2f BB |
31 | #include <sys/dmu.h> |
32 | #include <sys/spa.h> | |
33 | #include <sys/txg.h> | |
34 | #include <sys/zio.h> | |
35 | #include <sys/bplist.h> | |
36 | #include <sys/dsl_synctask.h> | |
37 | #include <sys/zfs_context.h> | |
428870ff | 38 | #include <sys/dsl_deadlist.h> |
13fe0198 | 39 | #include <sys/refcount.h> |
cc9bb3e5 | 40 | #include <sys/rrwlock.h> |
b5256303 | 41 | #include <sys/dsl_crypt.h> |
241b5415 | 42 | #include <zfeature_common.h> |
34dc7c2f BB |
43 | |
44 | #ifdef __cplusplus | |
45 | extern "C" { | |
46 | #endif | |
47 | ||
30af21b0 | 48 | extern int zfs_allow_redacted_dataset_mount; |
34dc7c2f BB |
49 | struct dsl_dataset; |
50 | struct dsl_dir; | |
51 | struct dsl_pool; | |
b5256303 | 52 | struct dsl_crypto_params; |
52ce99dd | 53 | struct dsl_key_mapping; |
30af21b0 | 54 | struct zfs_bookmark_phys; |
34dc7c2f | 55 | |
34dc7c2f | 56 | #define DS_FLAG_INCONSISTENT (1ULL<<0) |
b128c09f | 57 | #define DS_IS_INCONSISTENT(ds) \ |
d683ddbb | 58 | (dsl_dataset_phys(ds)->ds_flags & DS_FLAG_INCONSISTENT) |
fa86b5db | 59 | |
34dc7c2f | 60 | /* |
fa86b5db | 61 | * Do not allow this dataset to be promoted. |
34dc7c2f BB |
62 | */ |
63 | #define DS_FLAG_NOPROMOTE (1ULL<<1) | |
64 | ||
65 | /* | |
66 | * DS_FLAG_UNIQUE_ACCURATE is set if ds_unique_bytes has been correctly | |
67 | * calculated for head datasets (starting with SPA_VERSION_UNIQUE_ACCURATE, | |
68 | * refquota/refreservations). | |
69 | */ | |
70 | #define DS_FLAG_UNIQUE_ACCURATE (1ULL<<2) | |
71 | ||
45d1cae3 BB |
72 | /* |
73 | * DS_FLAG_DEFER_DESTROY is set after 'zfs destroy -d' has been called | |
74 | * on a dataset. This allows the dataset to be destroyed using 'zfs release'. | |
75 | */ | |
76 | #define DS_FLAG_DEFER_DESTROY (1ULL<<3) | |
77 | #define DS_IS_DEFER_DESTROY(ds) \ | |
d683ddbb | 78 | (dsl_dataset_phys(ds)->ds_flags & DS_FLAG_DEFER_DESTROY) |
45d1cae3 | 79 | |
fa86b5db MA |
80 | /* |
81 | * DS_FIELD_* are strings that are used in the "extensified" dataset zap object. | |
82 | * They should be of the format <reverse-dns>:<field>. | |
83 | */ | |
84 | ||
da536844 MA |
85 | /* |
86 | * This field's value is the object ID of a zap object which contains the | |
87 | * bookmarks of this dataset. If it is present, then this dataset is counted | |
88 | * in the refcount of the SPA_FEATURES_BOOKMARKS feature. | |
89 | */ | |
90 | #define DS_FIELD_BOOKMARK_NAMES "com.delphix:bookmarks" | |
91 | ||
50c957f7 NB |
92 | /* |
93 | * This field is present (with value=0) if this dataset may contain large | |
94 | * dnodes (>512B). If it is present, then this dataset is counted in the | |
95 | * refcount of the SPA_FEATURE_LARGE_DNODE feature. | |
96 | */ | |
97 | #define DS_FIELD_LARGE_DNODE "org.zfsonlinux:large_dnode" | |
98 | ||
47dfff3b MA |
99 | /* |
100 | * These fields are set on datasets that are in the middle of a resumable | |
101 | * receive, and allow the sender to resume the send if it is interrupted. | |
102 | */ | |
103 | #define DS_FIELD_RESUME_FROMGUID "com.delphix:resume_fromguid" | |
104 | #define DS_FIELD_RESUME_TONAME "com.delphix:resume_toname" | |
105 | #define DS_FIELD_RESUME_TOGUID "com.delphix:resume_toguid" | |
106 | #define DS_FIELD_RESUME_OBJECT "com.delphix:resume_object" | |
107 | #define DS_FIELD_RESUME_OFFSET "com.delphix:resume_offset" | |
108 | #define DS_FIELD_RESUME_BYTES "com.delphix:resume_bytes" | |
2aa34383 | 109 | #define DS_FIELD_RESUME_LARGEBLOCK "com.delphix:resume_largeblockok" |
47dfff3b | 110 | #define DS_FIELD_RESUME_EMBEDOK "com.delphix:resume_embedok" |
2aa34383 | 111 | #define DS_FIELD_RESUME_COMPRESSOK "com.delphix:resume_compressok" |
b5256303 | 112 | #define DS_FIELD_RESUME_RAWOK "com.datto:resume_rawok" |
47dfff3b | 113 | |
a1d477c2 MA |
114 | /* |
115 | * This field is set to the object number of the remap deadlist if one exists. | |
116 | */ | |
117 | #define DS_FIELD_REMAP_DEADLIST "com.delphix:remap_deadlist" | |
118 | ||
30af21b0 PD |
119 | /* |
120 | * We were receiving an incremental from a redaction bookmark, and these are the | |
121 | * guids of its snapshots. | |
122 | */ | |
123 | #define DS_FIELD_RESUME_REDACT_BOOKMARK_SNAPS \ | |
124 | "com.delphix:resume_redact_book_snaps" | |
125 | ||
f00ab3f2 TC |
126 | /* |
127 | * This field is set to the ivset guid for encrypted snapshots. This is used | |
128 | * for validating raw receives. | |
129 | */ | |
130 | #define DS_FIELD_IVSET_GUID "com.datto:ivset_guid" | |
131 | ||
34dc7c2f BB |
132 | /* |
133 | * DS_FLAG_CI_DATASET is set if the dataset contains a file system whose | |
134 | * name lookups should be performed case-insensitively. | |
135 | */ | |
136 | #define DS_FLAG_CI_DATASET (1ULL<<16) | |
137 | ||
13fe0198 MA |
138 | #define DS_CREATE_FLAG_NODIRTY (1ULL<<24) |
139 | ||
34dc7c2f | 140 | typedef struct dsl_dataset_phys { |
b128c09f BB |
141 | uint64_t ds_dir_obj; /* DMU_OT_DSL_DIR */ |
142 | uint64_t ds_prev_snap_obj; /* DMU_OT_DSL_DATASET */ | |
34dc7c2f | 143 | uint64_t ds_prev_snap_txg; |
b128c09f BB |
144 | uint64_t ds_next_snap_obj; /* DMU_OT_DSL_DATASET */ |
145 | uint64_t ds_snapnames_zapobj; /* DMU_OT_DSL_DS_SNAP_MAP 0 for snaps */ | |
34dc7c2f BB |
146 | uint64_t ds_num_children; /* clone/snap children; ==0 for head */ |
147 | uint64_t ds_creation_time; /* seconds since 1970 */ | |
148 | uint64_t ds_creation_txg; | |
428870ff | 149 | uint64_t ds_deadlist_obj; /* DMU_OT_DEADLIST */ |
9ae529ec CS |
150 | /* |
151 | * ds_referenced_bytes, ds_compressed_bytes, and ds_uncompressed_bytes | |
152 | * include all blocks referenced by this dataset, including those | |
153 | * shared with any other datasets. | |
154 | */ | |
155 | uint64_t ds_referenced_bytes; | |
34dc7c2f BB |
156 | uint64_t ds_compressed_bytes; |
157 | uint64_t ds_uncompressed_bytes; | |
158 | uint64_t ds_unique_bytes; /* only relevant to snapshots */ | |
159 | /* | |
160 | * The ds_fsid_guid is a 56-bit ID that can change to avoid | |
161 | * collisions. The ds_guid is a 64-bit ID that will never | |
162 | * change, so there is a small probability that it will collide. | |
163 | */ | |
164 | uint64_t ds_fsid_guid; | |
165 | uint64_t ds_guid; | |
b128c09f | 166 | uint64_t ds_flags; /* DS_FLAG_* */ |
34dc7c2f | 167 | blkptr_t ds_bp; |
b128c09f BB |
168 | uint64_t ds_next_clones_obj; /* DMU_OT_DSL_CLONES */ |
169 | uint64_t ds_props_obj; /* DMU_OT_DSL_PROPS for snaps */ | |
45d1cae3 BB |
170 | uint64_t ds_userrefs_obj; /* DMU_OT_USERREFS */ |
171 | uint64_t ds_pad[5]; /* pad out to 320 bytes for good measure */ | |
34dc7c2f BB |
172 | } dsl_dataset_phys_t; |
173 | ||
174 | typedef struct dsl_dataset { | |
0c66c32d | 175 | dmu_buf_user_t ds_dbu; |
cc9bb3e5 | 176 | rrwlock_t ds_bp_rwlock; /* Protects ds_phys->ds_bp */ |
0c66c32d | 177 | |
34dc7c2f BB |
178 | /* Immutable: */ |
179 | struct dsl_dir *ds_dir; | |
34dc7c2f BB |
180 | dmu_buf_t *ds_dbuf; |
181 | uint64_t ds_object; | |
182 | uint64_t ds_fsid_guid; | |
0c66c32d | 183 | boolean_t ds_is_snapshot; |
52ce99dd | 184 | struct dsl_key_mapping *ds_key_mapping; |
34dc7c2f | 185 | |
b128c09f BB |
186 | /* only used in syncing context, only valid for non-snapshots: */ |
187 | struct dsl_dataset *ds_prev; | |
30af21b0 PD |
188 | uint64_t ds_bookmarks_obj; /* DMU_OTN_ZAP_METADATA */ |
189 | avl_tree_t ds_bookmarks; /* dsl_bookmark_node_t */ | |
34dc7c2f BB |
190 | |
191 | /* has internal locking: */ | |
428870ff BB |
192 | dsl_deadlist_t ds_deadlist; |
193 | bplist_t ds_pending_deadlist; | |
34dc7c2f | 194 | |
a1d477c2 MA |
195 | /* |
196 | * The remap deadlist contains blocks (DVA's, really) that are | |
197 | * referenced by the previous snapshot and point to indirect vdevs, | |
198 | * but in this dataset they have been remapped to point to concrete | |
199 | * (or at least, less-indirect) vdevs. In other words, the | |
200 | * physical DVA is referenced by the previous snapshot but not by | |
201 | * this dataset. Logically, the DVA continues to be referenced, | |
202 | * but we are using a different (less indirect) physical DVA. | |
203 | * This deadlist is used to determine when physical DVAs that | |
204 | * point to indirect vdevs are no longer referenced anywhere, | |
205 | * and thus should be marked obsolete. | |
206 | * | |
207 | * This is only used if SPA_FEATURE_OBSOLETE_COUNTS is enabled. | |
208 | */ | |
209 | dsl_deadlist_t ds_remap_deadlist; | |
210 | /* protects creation of the ds_remap_deadlist */ | |
211 | kmutex_t ds_remap_deadlist_lock; | |
212 | ||
34dc7c2f BB |
213 | /* protected by lock on pool's dp_dirty_datasets list */ |
214 | txg_node_t ds_dirty_link; | |
215 | list_node_t ds_synced_link; | |
216 | ||
217 | /* | |
218 | * ds_phys->ds_<accounting> is also protected by ds_lock. | |
219 | * Protected by ds_lock: | |
220 | */ | |
221 | kmutex_t ds_lock; | |
428870ff | 222 | objset_t *ds_objset; |
45d1cae3 | 223 | uint64_t ds_userrefs; |
13fe0198 | 224 | void *ds_owner; |
b128c09f BB |
225 | |
226 | /* | |
13fe0198 MA |
227 | * Long holds prevent the ds from being destroyed; they allow the |
228 | * ds to remain held even after dropping the dp_config_rwlock. | |
229 | * Owning counts as a long hold. See the comments above | |
230 | * dsl_pool_hold() for details. | |
b128c09f | 231 | */ |
c13060e4 | 232 | zfs_refcount_t ds_longholds; |
34dc7c2f BB |
233 | |
234 | /* no locking; only for making guesses */ | |
235 | uint64_t ds_trysnap_txg; | |
236 | ||
237 | /* for objset_open() */ | |
238 | kmutex_t ds_opening_lock; | |
239 | ||
240 | uint64_t ds_reserved; /* cached refreservation */ | |
241 | uint64_t ds_quota; /* cached refquota */ | |
242 | ||
37abac6d BP |
243 | kmutex_t ds_sendstream_lock; |
244 | list_t ds_sendstreams; | |
245 | ||
47dfff3b MA |
246 | /* |
247 | * When in the middle of a resumable receive, tracks how much | |
248 | * progress we have made. | |
249 | */ | |
250 | uint64_t ds_resume_object[TXG_SIZE]; | |
251 | uint64_t ds_resume_offset[TXG_SIZE]; | |
252 | uint64_t ds_resume_bytes[TXG_SIZE]; | |
253 | ||
0eb21616 JG |
254 | /* Protected by our dsl_dir's dd_lock */ |
255 | list_t ds_prop_cbs; | |
256 | ||
241b5415 MA |
257 | /* |
258 | * For ZFEATURE_FLAG_PER_DATASET features, set if this dataset | |
259 | * uses this feature. | |
260 | */ | |
d52d80b7 | 261 | void *ds_feature[SPA_FEATURES]; |
241b5415 MA |
262 | |
263 | /* | |
264 | * Set if we need to activate the feature on this dataset this txg | |
265 | * (used only in syncing context). | |
266 | */ | |
d52d80b7 | 267 | void *ds_feature_activation[SPA_FEATURES]; |
241b5415 | 268 | |
34dc7c2f | 269 | /* Protected by ds_lock; keep at end of struct for better locality */ |
eca7b760 | 270 | char ds_snapname[ZFS_MAX_DATASET_NAME_LEN]; |
34dc7c2f BB |
271 | } dsl_dataset_t; |
272 | ||
d683ddbb JG |
273 | static inline dsl_dataset_phys_t * |
274 | dsl_dataset_phys(dsl_dataset_t *ds) | |
275 | { | |
60265072 | 276 | return ((dsl_dataset_phys_t *)ds->ds_dbuf->db_data); |
d683ddbb JG |
277 | } |
278 | ||
d99a0153 CW |
279 | typedef struct dsl_dataset_promote_arg { |
280 | const char *ddpa_clonename; | |
281 | dsl_dataset_t *ddpa_clone; | |
282 | list_t shared_snaps, origin_snaps, clone_snaps; | |
283 | dsl_dataset_t *origin_origin; /* origin of the origin */ | |
284 | uint64_t used, comp, uncomp, unique, cloneusedsnap, originusedsnap; | |
285 | nvlist_t *err_ds; | |
286 | cred_t *cr; | |
e59a377a | 287 | proc_t *proc; |
d99a0153 CW |
288 | } dsl_dataset_promote_arg_t; |
289 | ||
af073689 BL |
290 | typedef struct dsl_dataset_rollback_arg { |
291 | const char *ddra_fsname; | |
292 | const char *ddra_tosnap; | |
293 | void *ddra_owner; | |
294 | nvlist_t *ddra_result; | |
295 | } dsl_dataset_rollback_arg_t; | |
296 | ||
234c91c5 CW |
297 | typedef struct dsl_dataset_snapshot_arg { |
298 | nvlist_t *ddsa_snaps; | |
299 | nvlist_t *ddsa_props; | |
300 | nvlist_t *ddsa_errors; | |
301 | cred_t *ddsa_cr; | |
e59a377a | 302 | proc_t *ddsa_proc; |
234c91c5 CW |
303 | } dsl_dataset_snapshot_arg_t; |
304 | ||
572e2857 BB |
305 | /* |
306 | * The max length of a temporary tag prefix is the number of hex digits | |
307 | * required to express UINT64_MAX plus one for the hyphen. | |
308 | */ | |
309 | #define MAX_TAG_PREFIX_LEN 17 | |
310 | ||
5dc8b736 MG |
311 | #define dsl_dataset_is_snapshot(ds) \ |
312 | (dsl_dataset_phys(ds)->ds_num_children != 0) | |
313 | ||
34dc7c2f | 314 | #define DS_UNIQUE_IS_ACCURATE(ds) \ |
d683ddbb | 315 | ((dsl_dataset_phys(ds)->ds_flags & DS_FLAG_UNIQUE_ACCURATE) != 0) |
34dc7c2f | 316 | |
b5256303 TC |
317 | /* flags for holding the dataset */ |
318 | typedef enum ds_hold_flags { | |
319 | DS_HOLD_FLAG_DECRYPT = 1 << 0 /* needs access to encrypted data */ | |
320 | } ds_hold_flags_t; | |
321 | ||
13fe0198 MA |
322 | int dsl_dataset_hold(struct dsl_pool *dp, const char *name, void *tag, |
323 | dsl_dataset_t **dsp); | |
b5256303 TC |
324 | int dsl_dataset_hold_flags(struct dsl_pool *dp, const char *name, |
325 | ds_hold_flags_t flags, void *tag, dsl_dataset_t **dsp); | |
6ebebace JG |
326 | boolean_t dsl_dataset_try_add_ref(struct dsl_pool *dp, dsl_dataset_t *ds, |
327 | void *tag); | |
52ce99dd | 328 | int dsl_dataset_create_key_mapping(dsl_dataset_t *ds); |
b5256303 TC |
329 | int dsl_dataset_hold_obj_flags(struct dsl_pool *dp, uint64_t dsobj, |
330 | ds_hold_flags_t flags, void *tag, dsl_dataset_t **); | |
52ce99dd | 331 | void dsl_dataset_remove_key_mapping(dsl_dataset_t *ds); |
30af21b0 PD |
332 | int dsl_dataset_hold_obj(struct dsl_pool *dp, uint64_t dsobj, |
333 | void *tag, dsl_dataset_t **); | |
b5256303 TC |
334 | void dsl_dataset_rele_flags(dsl_dataset_t *ds, ds_hold_flags_t flags, |
335 | void *tag); | |
30af21b0 | 336 | void dsl_dataset_rele(dsl_dataset_t *ds, void *tag); |
13fe0198 | 337 | int dsl_dataset_own(struct dsl_pool *dp, const char *name, |
b5256303 | 338 | ds_hold_flags_t flags, void *tag, dsl_dataset_t **dsp); |
30af21b0 PD |
339 | int dsl_dataset_own_force(struct dsl_pool *dp, const char *name, |
340 | ds_hold_flags_t flags, void *tag, dsl_dataset_t **dsp); | |
b128c09f | 341 | int dsl_dataset_own_obj(struct dsl_pool *dp, uint64_t dsobj, |
b5256303 | 342 | ds_hold_flags_t flags, void *tag, dsl_dataset_t **dsp); |
30af21b0 PD |
343 | int dsl_dataset_own_obj_force(struct dsl_pool *dp, uint64_t dsobj, |
344 | ds_hold_flags_t flags, void *tag, dsl_dataset_t **dsp); | |
b5256303 | 345 | void dsl_dataset_disown(dsl_dataset_t *ds, ds_hold_flags_t flags, void *tag); |
13fe0198 | 346 | void dsl_dataset_name(dsl_dataset_t *ds, char *name); |
30af21b0 | 347 | boolean_t dsl_dataset_tryown(dsl_dataset_t *ds, void *tag, boolean_t override); |
eca7b760 | 348 | int dsl_dataset_namelen(dsl_dataset_t *ds); |
47dfff3b | 349 | boolean_t dsl_dataset_has_owner(dsl_dataset_t *ds); |
b128c09f | 350 | uint64_t dsl_dataset_create_sync(dsl_dir_t *pds, const char *lastname, |
b5256303 TC |
351 | dsl_dataset_t *origin, uint64_t flags, cred_t *, |
352 | struct dsl_crypto_params *, dmu_tx_t *); | |
b128c09f | 353 | uint64_t dsl_dataset_create_sync_dd(dsl_dir_t *dd, dsl_dataset_t *origin, |
b5256303 | 354 | struct dsl_crypto_params *dcp, uint64_t flags, dmu_tx_t *tx); |
234c91c5 CW |
355 | void dsl_dataset_snapshot_sync(void *arg, dmu_tx_t *tx); |
356 | int dsl_dataset_snapshot_check(void *arg, dmu_tx_t *tx); | |
13fe0198 | 357 | int dsl_dataset_snapshot(nvlist_t *snaps, nvlist_t *props, nvlist_t *errors); |
d99a0153 CW |
358 | void dsl_dataset_promote_sync(void *arg, dmu_tx_t *tx); |
359 | int dsl_dataset_promote_check(void *arg, dmu_tx_t *tx); | |
428870ff | 360 | int dsl_dataset_promote(const char *name, char *conflsnap); |
13fe0198 MA |
361 | int dsl_dataset_rename_snapshot(const char *fsname, |
362 | const char *oldsnapname, const char *newsnapname, boolean_t recursive); | |
363 | int dsl_dataset_snapshot_tmp(const char *fsname, const char *snapname, | |
364 | minor_t cleanup_minor, const char *htag); | |
34dc7c2f | 365 | |
34dc7c2f | 366 | blkptr_t *dsl_dataset_get_blkptr(dsl_dataset_t *ds); |
34dc7c2f BB |
367 | |
368 | spa_t *dsl_dataset_get_spa(dsl_dataset_t *ds); | |
369 | ||
19580676 MA |
370 | boolean_t dsl_dataset_modified_since_snap(dsl_dataset_t *ds, |
371 | dsl_dataset_t *snap); | |
34dc7c2f | 372 | |
cdc15a76 DW |
373 | void dsl_dataset_sync(dsl_dataset_t *ds, zio_t *zio, dmu_tx_t *tx); |
374 | void dsl_dataset_sync_done(dsl_dataset_t *ds, dmu_tx_t *tx); | |
34dc7c2f | 375 | |
428870ff | 376 | void dsl_dataset_block_born(dsl_dataset_t *ds, const blkptr_t *bp, |
34dc7c2f | 377 | dmu_tx_t *tx); |
428870ff BB |
378 | int dsl_dataset_block_kill(dsl_dataset_t *ds, const blkptr_t *bp, |
379 | dmu_tx_t *tx, boolean_t async); | |
a1d477c2 MA |
380 | void dsl_dataset_block_remapped(dsl_dataset_t *ds, uint64_t vdev, |
381 | uint64_t offset, uint64_t size, uint64_t birth, dmu_tx_t *tx); | |
6772fb67 BB |
382 | int dsl_dataset_snap_lookup(dsl_dataset_t *ds, const char *name, |
383 | uint64_t *value); | |
34dc7c2f BB |
384 | |
385 | void dsl_dataset_dirty(dsl_dataset_t *ds, dmu_tx_t *tx); | |
d99a0153 CW |
386 | |
387 | int get_clones_stat_impl(dsl_dataset_t *ds, nvlist_t *val); | |
388 | char *get_receive_resume_stats_impl(dsl_dataset_t *ds); | |
389 | char *get_child_receive_stats(dsl_dataset_t *ds); | |
390 | uint64_t dsl_get_refratio(dsl_dataset_t *ds); | |
391 | uint64_t dsl_get_logicalreferenced(dsl_dataset_t *ds); | |
392 | uint64_t dsl_get_compressratio(dsl_dataset_t *ds); | |
393 | uint64_t dsl_get_used(dsl_dataset_t *ds); | |
394 | uint64_t dsl_get_creation(dsl_dataset_t *ds); | |
395 | uint64_t dsl_get_creationtxg(dsl_dataset_t *ds); | |
396 | uint64_t dsl_get_refquota(dsl_dataset_t *ds); | |
397 | uint64_t dsl_get_refreservation(dsl_dataset_t *ds); | |
398 | uint64_t dsl_get_guid(dsl_dataset_t *ds); | |
399 | uint64_t dsl_get_unique(dsl_dataset_t *ds); | |
400 | uint64_t dsl_get_objsetid(dsl_dataset_t *ds); | |
401 | uint64_t dsl_get_userrefs(dsl_dataset_t *ds); | |
402 | uint64_t dsl_get_defer_destroy(dsl_dataset_t *ds); | |
403 | uint64_t dsl_get_referenced(dsl_dataset_t *ds); | |
404 | uint64_t dsl_get_numclones(dsl_dataset_t *ds); | |
405 | uint64_t dsl_get_inconsistent(dsl_dataset_t *ds); | |
30af21b0 | 406 | uint64_t dsl_get_redacted(dsl_dataset_t *ds); |
d99a0153 CW |
407 | uint64_t dsl_get_available(dsl_dataset_t *ds); |
408 | int dsl_get_written(dsl_dataset_t *ds, uint64_t *written); | |
409 | int dsl_get_prev_snap(dsl_dataset_t *ds, char *snap); | |
30af21b0 | 410 | void dsl_get_redact_snaps(dsl_dataset_t *ds, nvlist_t *propval); |
d99a0153 CW |
411 | int dsl_get_mountpoint(dsl_dataset_t *ds, const char *dsname, char *value, |
412 | char *source); | |
413 | ||
414 | void get_clones_stat(dsl_dataset_t *ds, nvlist_t *nv); | |
415 | void dsl_dataset_stats(dsl_dataset_t *os, nvlist_t *nv); | |
416 | ||
34dc7c2f BB |
417 | void dsl_dataset_fast_stat(dsl_dataset_t *ds, dmu_objset_stats_t *stat); |
418 | void dsl_dataset_space(dsl_dataset_t *ds, | |
419 | uint64_t *refdbytesp, uint64_t *availbytesp, | |
420 | uint64_t *usedobjsp, uint64_t *availobjsp); | |
421 | uint64_t dsl_dataset_fsid_guid(dsl_dataset_t *ds); | |
60265072 | 422 | int dsl_dataset_space_written(dsl_dataset_t *oldsnap, dsl_dataset_t *newds, |
330d06f9 | 423 | uint64_t *usedp, uint64_t *compp, uint64_t *uncompp); |
30af21b0 | 424 | int dsl_dataset_space_written_bookmark(struct zfs_bookmark_phys *bmp, |
60265072 | 425 | dsl_dataset_t *newds, uint64_t *usedp, uint64_t *compp, uint64_t *uncompp); |
330d06f9 MA |
426 | int dsl_dataset_space_wouldfree(dsl_dataset_t *firstsnap, dsl_dataset_t *last, |
427 | uint64_t *usedp, uint64_t *compp, uint64_t *uncompp); | |
34dc7c2f | 428 | |
34dc7c2f BB |
429 | int dsl_dsobj_to_dsname(char *pname, uint64_t obj, char *buf); |
430 | ||
431 | int dsl_dataset_check_quota(dsl_dataset_t *ds, boolean_t check_quota, | |
432 | uint64_t asize, uint64_t inflight, uint64_t *used, | |
433 | uint64_t *ref_rsrv); | |
13fe0198 | 434 | int dsl_dataset_set_refquota(const char *dsname, zprop_source_t source, |
428870ff | 435 | uint64_t quota); |
13fe0198 | 436 | int dsl_dataset_set_refreservation(const char *dsname, zprop_source_t source, |
428870ff BB |
437 | uint64_t reservation); |
438 | ||
da536844 MA |
439 | boolean_t dsl_dataset_is_before(dsl_dataset_t *later, dsl_dataset_t *earlier, |
440 | uint64_t earlier_txg); | |
13fe0198 MA |
441 | void dsl_dataset_long_hold(dsl_dataset_t *ds, void *tag); |
442 | void dsl_dataset_long_rele(dsl_dataset_t *ds, void *tag); | |
443 | boolean_t dsl_dataset_long_held(dsl_dataset_t *ds); | |
444 | ||
445 | int dsl_dataset_clone_swap_check_impl(dsl_dataset_t *clone, | |
831baf06 | 446 | dsl_dataset_t *origin_head, boolean_t force, void *owner, dmu_tx_t *tx); |
13fe0198 MA |
447 | void dsl_dataset_clone_swap_sync_impl(dsl_dataset_t *clone, |
448 | dsl_dataset_t *origin_head, dmu_tx_t *tx); | |
449 | int dsl_dataset_snapshot_check_impl(dsl_dataset_t *ds, const char *snapname, | |
e59a377a | 450 | dmu_tx_t *tx, boolean_t recv, uint64_t cnt, cred_t *cr, proc_t *proc); |
13fe0198 MA |
451 | void dsl_dataset_snapshot_sync_impl(dsl_dataset_t *ds, const char *snapname, |
452 | dmu_tx_t *tx); | |
453 | ||
454 | void dsl_dataset_remove_from_next_clones(dsl_dataset_t *ds, uint64_t obj, | |
455 | dmu_tx_t *tx); | |
456 | void dsl_dataset_recalc_head_uniq(dsl_dataset_t *ds); | |
457 | int dsl_dataset_get_snapname(dsl_dataset_t *ds); | |
458 | int dsl_dataset_snap_lookup(dsl_dataset_t *ds, const char *name, | |
459 | uint64_t *value); | |
788eb90c JJ |
460 | int dsl_dataset_snap_remove(dsl_dataset_t *ds, const char *name, dmu_tx_t *tx, |
461 | boolean_t adj_cnt); | |
13fe0198 MA |
462 | void dsl_dataset_set_refreservation_sync_impl(dsl_dataset_t *ds, |
463 | zprop_source_t source, uint64_t value, dmu_tx_t *tx); | |
da536844 | 464 | void dsl_dataset_zapify(dsl_dataset_t *ds, dmu_tx_t *tx); |
47dfff3b MA |
465 | boolean_t dsl_dataset_is_zapified(dsl_dataset_t *ds); |
466 | boolean_t dsl_dataset_has_resume_receive_state(dsl_dataset_t *ds); | |
af073689 BL |
467 | |
468 | int dsl_dataset_rollback_check(void *arg, dmu_tx_t *tx); | |
469 | void dsl_dataset_rollback_sync(void *arg, dmu_tx_t *tx); | |
8ca78ab0 AG |
470 | int dsl_dataset_rollback(const char *fsname, const char *tosnap, void *owner, |
471 | nvlist_t *result); | |
34dc7c2f | 472 | |
a1d477c2 MA |
473 | uint64_t dsl_dataset_get_remap_deadlist_object(dsl_dataset_t *ds); |
474 | void dsl_dataset_create_remap_deadlist(dsl_dataset_t *ds, dmu_tx_t *tx); | |
475 | boolean_t dsl_dataset_remap_deadlist_exists(dsl_dataset_t *ds); | |
476 | void dsl_dataset_destroy_remap_deadlist(dsl_dataset_t *ds, dmu_tx_t *tx); | |
477 | ||
d52d80b7 PD |
478 | void dsl_dataset_activate_feature(uint64_t dsobj, spa_feature_t f, void *arg, |
479 | dmu_tx_t *tx); | |
480 | void dsl_dataset_deactivate_feature(dsl_dataset_t *ds, spa_feature_t f, | |
481 | dmu_tx_t *tx); | |
482 | boolean_t dsl_dataset_feature_is_active(dsl_dataset_t *ds, spa_feature_t f); | |
483 | boolean_t dsl_dataset_get_uint64_array_feature(dsl_dataset_t *ds, | |
484 | spa_feature_t f, uint64_t *outlength, uint64_t **outp); | |
241b5415 | 485 | |
30af21b0 PD |
486 | void dsl_dataset_activate_redaction(dsl_dataset_t *ds, uint64_t *redact_snaps, |
487 | uint64_t num_redact_snaps, dmu_tx_t *tx); | |
488 | ||
34dc7c2f BB |
489 | #ifdef ZFS_DEBUG |
490 | #define dprintf_ds(ds, fmt, ...) do { \ | |
491 | if (zfs_flags & ZFS_DEBUG_DPRINTF) { \ | |
eca7b760 | 492 | char *__ds_name = kmem_alloc(ZFS_MAX_DATASET_NAME_LEN, KM_SLEEP); \ |
34dc7c2f BB |
493 | dsl_dataset_name(ds, __ds_name); \ |
494 | dprintf("ds=%s " fmt, __ds_name, __VA_ARGS__); \ | |
eca7b760 | 495 | kmem_free(__ds_name, ZFS_MAX_DATASET_NAME_LEN); \ |
34dc7c2f BB |
496 | } \ |
497 | _NOTE(CONSTCOND) } while (0) | |
498 | #else | |
499 | #define dprintf_ds(dd, fmt, ...) | |
500 | #endif | |
501 | ||
502 | #ifdef __cplusplus | |
503 | } | |
504 | #endif | |
505 | ||
506 | #endif /* _SYS_DSL_DATASET_H */ |