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CommitLineData
6cbd5570
CM
1/*
2 * Copyright (C) 2007 Oracle. All rights reserved.
3 *
4 * This program is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU General Public
6 * License v2 as published by the Free Software Foundation.
7 *
8 * This program is distributed in the hope that it will be useful,
9 * but WITHOUT ANY WARRANTY; without even the implied warranty of
10 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
11 * General Public License for more details.
12 *
13 * You should have received a copy of the GNU General Public
14 * License along with this program; if not, write to the
15 * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
16 * Boston, MA 021110-1307, USA.
17 */
18
55e301fd
FB
19#ifndef _UAPI_LINUX_BTRFS_H
20#define _UAPI_LINUX_BTRFS_H
21#include <linux/types.h>
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CM
22#include <linux/ioctl.h>
23
24#define BTRFS_IOCTL_MAGIC 0x94
25#define BTRFS_VOL_NAME_MAX 255
8a4b83cc 26
c071fcfd 27/* this should be 4k */
72fd032e 28#define BTRFS_PATH_NAME_MAX 4087
c5739bba 29struct btrfs_ioctl_vol_args {
3de4586c 30 __s64 fd;
8a4b83cc 31 char name[BTRFS_PATH_NAME_MAX + 1];
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CM
32};
33
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SB
34#define BTRFS_DEVICE_PATH_NAME_MAX 1024
35
fdfb1e4f 36#define BTRFS_SUBVOL_CREATE_ASYNC (1ULL << 0)
b83cc969 37#define BTRFS_SUBVOL_RDONLY (1ULL << 1)
6f72c7e2 38#define BTRFS_SUBVOL_QGROUP_INHERIT (1ULL << 2)
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39#define BTRFS_FSID_SIZE 16
40#define BTRFS_UUID_SIZE 16
fdfb1e4f 41
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AJ
42#define BTRFS_QGROUP_INHERIT_SET_LIMITS (1ULL << 0)
43
44struct btrfs_qgroup_limit {
45 __u64 flags;
46 __u64 max_rfer;
47 __u64 max_excl;
48 __u64 rsv_rfer;
49 __u64 rsv_excl;
50};
51
52struct btrfs_qgroup_inherit {
53 __u64 flags;
54 __u64 num_qgroups;
55 __u64 num_ref_copies;
56 __u64 num_excl_copies;
57 struct btrfs_qgroup_limit lim;
58 __u64 qgroups[0];
59};
60
61struct btrfs_ioctl_qgroup_limit_args {
62 __u64 qgroupid;
63 struct btrfs_qgroup_limit lim;
64};
65
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LZ
66#define BTRFS_SUBVOL_NAME_MAX 4039
67struct btrfs_ioctl_vol_args_v2 {
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SW
68 __s64 fd;
69 __u64 transid;
fdfb1e4f 70 __u64 flags;
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AJ
71 union {
72 struct {
73 __u64 size;
74 struct btrfs_qgroup_inherit __user *qgroup_inherit;
75 };
76 __u64 unused[4];
77 };
fdfb1e4f 78 char name[BTRFS_SUBVOL_NAME_MAX + 1];
72fd032e
SW
79};
80
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AJ
81/*
82 * structure to report errors and progress to userspace, either as a
83 * result of a finished scrub, a canceled scrub or a progress inquiry
84 */
85struct btrfs_scrub_progress {
86 __u64 data_extents_scrubbed; /* # of data extents scrubbed */
87 __u64 tree_extents_scrubbed; /* # of tree extents scrubbed */
88 __u64 data_bytes_scrubbed; /* # of data bytes scrubbed */
89 __u64 tree_bytes_scrubbed; /* # of tree bytes scrubbed */
90 __u64 read_errors; /* # of read errors encountered (EIO) */
91 __u64 csum_errors; /* # of failed csum checks */
92 __u64 verify_errors; /* # of occurences, where the metadata
93 * of a tree block did not match the
94 * expected values, like generation or
95 * logical */
96 __u64 no_csum; /* # of 4k data block for which no csum
97 * is present, probably the result of
98 * data written with nodatasum */
99 __u64 csum_discards; /* # of csum for which no data was found
100 * in the extent tree. */
101 __u64 super_errors; /* # of bad super blocks encountered */
102 __u64 malloc_errors; /* # of internal kmalloc errors. These
103 * will likely cause an incomplete
104 * scrub */
105 __u64 uncorrectable_errors; /* # of errors where either no intact
106 * copy was found or the writeback
107 * failed */
108 __u64 corrected_errors; /* # of errors corrected */
109 __u64 last_physical; /* last physical address scrubbed. In
110 * case a scrub was aborted, this can
111 * be used to restart the scrub */
112 __u64 unverified_errors; /* # of occurences where a read for a
113 * full (64k) bio failed, but the re-
114 * check succeeded for each 4k piece.
115 * Intermittent error. */
116};
117
8628764e 118#define BTRFS_SCRUB_READONLY 1
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119struct btrfs_ioctl_scrub_args {
120 __u64 devid; /* in */
121 __u64 start; /* in */
122 __u64 end; /* in */
123 __u64 flags; /* in */
124 struct btrfs_scrub_progress progress; /* out */
125 /* pad to 1k */
126 __u64 unused[(1024-32-sizeof(struct btrfs_scrub_progress))/8];
127};
128
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SB
129#define BTRFS_IOCTL_DEV_REPLACE_CONT_READING_FROM_SRCDEV_MODE_ALWAYS 0
130#define BTRFS_IOCTL_DEV_REPLACE_CONT_READING_FROM_SRCDEV_MODE_AVOID 1
131struct btrfs_ioctl_dev_replace_start_params {
132 __u64 srcdevid; /* in, if 0, use srcdev_name instead */
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SB
133 __u64 cont_reading_from_srcdev_mode; /* in, see #define
134 * above */
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SB
135 __u8 srcdev_name[BTRFS_DEVICE_PATH_NAME_MAX + 1]; /* in */
136 __u8 tgtdev_name[BTRFS_DEVICE_PATH_NAME_MAX + 1]; /* in */
e93c89c1
SB
137};
138
139#define BTRFS_IOCTL_DEV_REPLACE_STATE_NEVER_STARTED 0
140#define BTRFS_IOCTL_DEV_REPLACE_STATE_STARTED 1
141#define BTRFS_IOCTL_DEV_REPLACE_STATE_FINISHED 2
142#define BTRFS_IOCTL_DEV_REPLACE_STATE_CANCELED 3
143#define BTRFS_IOCTL_DEV_REPLACE_STATE_SUSPENDED 4
144struct btrfs_ioctl_dev_replace_status_params {
145 __u64 replace_state; /* out, see #define above */
146 __u64 progress_1000; /* out, 0 <= x <= 1000 */
147 __u64 time_started; /* out, seconds since 1-Jan-1970 */
148 __u64 time_stopped; /* out, seconds since 1-Jan-1970 */
149 __u64 num_write_errors; /* out */
150 __u64 num_uncorrectable_read_errors; /* out */
151};
152
153#define BTRFS_IOCTL_DEV_REPLACE_CMD_START 0
154#define BTRFS_IOCTL_DEV_REPLACE_CMD_STATUS 1
155#define BTRFS_IOCTL_DEV_REPLACE_CMD_CANCEL 2
156#define BTRFS_IOCTL_DEV_REPLACE_RESULT_NO_ERROR 0
157#define BTRFS_IOCTL_DEV_REPLACE_RESULT_NOT_STARTED 1
158#define BTRFS_IOCTL_DEV_REPLACE_RESULT_ALREADY_STARTED 2
159struct btrfs_ioctl_dev_replace_args {
160 __u64 cmd; /* in */
161 __u64 result; /* out */
162
163 union {
164 struct btrfs_ioctl_dev_replace_start_params start;
165 struct btrfs_ioctl_dev_replace_status_params status;
166 }; /* in/out */
167
168 __u64 spare[64];
169};
170
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JS
171struct btrfs_ioctl_dev_info_args {
172 __u64 devid; /* in/out */
173 __u8 uuid[BTRFS_UUID_SIZE]; /* in/out */
174 __u64 bytes_used; /* out */
175 __u64 total_bytes; /* out */
176 __u64 unused[379]; /* pad to 4k */
177 __u8 path[BTRFS_DEVICE_PATH_NAME_MAX]; /* out */
178};
179
180struct btrfs_ioctl_fs_info_args {
181 __u64 max_id; /* out */
182 __u64 num_devices; /* out */
183 __u8 fsid[BTRFS_FSID_SIZE]; /* out */
184 __u64 reserved[124]; /* pad to 1k */
185};
186
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JM
187struct btrfs_ioctl_feature_flags {
188 __u64 compat_flags;
189 __u64 compat_ro_flags;
190 __u64 incompat_flags;
191};
192
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ID
193/* balance control ioctl modes */
194#define BTRFS_BALANCE_CTL_PAUSE 1
a7e99c69 195#define BTRFS_BALANCE_CTL_CANCEL 2
837d5b6e 196
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ID
197/*
198 * this is packed, because it should be exactly the same as its disk
199 * byte order counterpart (struct btrfs_disk_balance_args)
200 */
201struct btrfs_balance_args {
202 __u64 profiles;
203 __u64 usage;
204 __u64 devid;
205 __u64 pstart;
206 __u64 pend;
207 __u64 vstart;
208 __u64 vend;
209
210 __u64 target;
211
212 __u64 flags;
213
214 __u64 unused[8];
215} __attribute__ ((__packed__));
216
217/* report balance progress to userspace */
218struct btrfs_balance_progress {
219 __u64 expected; /* estimated # of chunks that will be
220 * relocated to fulfill the request */
221 __u64 considered; /* # of chunks we have considered so far */
222 __u64 completed; /* # of chunks relocated so far */
223};
224
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ID
225#define BTRFS_BALANCE_STATE_RUNNING (1ULL << 0)
226#define BTRFS_BALANCE_STATE_PAUSE_REQ (1ULL << 1)
a7e99c69 227#define BTRFS_BALANCE_STATE_CANCEL_REQ (1ULL << 2)
837d5b6e 228
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ID
229struct btrfs_ioctl_balance_args {
230 __u64 flags; /* in/out */
231 __u64 state; /* out */
232
233 struct btrfs_balance_args data; /* in/out */
234 struct btrfs_balance_args meta; /* in/out */
235 struct btrfs_balance_args sys; /* in/out */
236
237 struct btrfs_balance_progress stat; /* out */
238
239 __u64 unused[72]; /* pad to 1k */
240};
241
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CM
242#define BTRFS_INO_LOOKUP_PATH_MAX 4080
243struct btrfs_ioctl_ino_lookup_args {
244 __u64 treeid;
245 __u64 objectid;
246 char name[BTRFS_INO_LOOKUP_PATH_MAX];
247};
248
249struct btrfs_ioctl_search_key {
250 /* which root are we searching. 0 is the tree of tree roots */
251 __u64 tree_id;
252
253 /* keys returned will be >= min and <= max */
254 __u64 min_objectid;
255 __u64 max_objectid;
256
257 /* keys returned will be >= min and <= max */
258 __u64 min_offset;
259 __u64 max_offset;
260
261 /* max and min transids to search for */
262 __u64 min_transid;
263 __u64 max_transid;
264
265 /* keys returned will be >= min and <= max */
266 __u32 min_type;
267 __u32 max_type;
268
269 /*
270 * how many items did userland ask for, and how many are we
271 * returning
272 */
273 __u32 nr_items;
274
275 /* align to 64 bits */
276 __u32 unused;
277
278 /* some extra for later */
279 __u64 unused1;
280 __u64 unused2;
281 __u64 unused3;
282 __u64 unused4;
283};
284
285struct btrfs_ioctl_search_header {
286 __u64 transid;
287 __u64 objectid;
288 __u64 offset;
289 __u32 type;
290 __u32 len;
291};
292
293#define BTRFS_SEARCH_ARGS_BUFSIZE (4096 - sizeof(struct btrfs_ioctl_search_key))
294/*
295 * the buf is an array of search headers where
296 * each header is followed by the actual item
297 * the type field is expanded to 32 bits for alignment
298 */
299struct btrfs_ioctl_search_args {
300 struct btrfs_ioctl_search_key key;
301 char buf[BTRFS_SEARCH_ARGS_BUFSIZE];
302};
303
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CM
304struct btrfs_ioctl_clone_range_args {
305 __s64 src_fd;
306 __u64 src_offset, src_length;
307 __u64 dest_offset;
308};
309
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CM
310/* flags for the defrag range ioctl */
311#define BTRFS_DEFRAG_RANGE_COMPRESS 1
312#define BTRFS_DEFRAG_RANGE_START_IO 2
313
416161db
MF
314#define BTRFS_SAME_DATA_DIFFERS 1
315/* For extent-same ioctl */
316struct btrfs_ioctl_same_extent_info {
317 __s64 fd; /* in - destination file */
318 __u64 logical_offset; /* in - start of extent in destination */
319 __u64 bytes_deduped; /* out - total # of bytes we were able
320 * to dedupe from this file */
321 /* status of this dedupe operation:
322 * 0 if dedup succeeds
323 * < 0 for error
324 * == BTRFS_SAME_DATA_DIFFERS if data differs
325 */
326 __s32 status; /* out - see above description */
327 __u32 reserved;
328};
329
330struct btrfs_ioctl_same_args {
331 __u64 logical_offset; /* in - start of extent in source */
332 __u64 length; /* in - length of extent */
333 __u16 dest_count; /* in - total elements in info array */
334 __u16 reserved1;
335 __u32 reserved2;
336 struct btrfs_ioctl_same_extent_info info[0];
337};
338
1406e432 339struct btrfs_ioctl_space_info {
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340 __u64 flags;
341 __u64 total_bytes;
342 __u64 used_bytes;
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JB
343};
344
345struct btrfs_ioctl_space_args {
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346 __u64 space_slots;
347 __u64 total_spaces;
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348 struct btrfs_ioctl_space_info spaces[0];
349};
1e701a32 350
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351struct btrfs_data_container {
352 __u32 bytes_left; /* out -- bytes not needed to deliver output */
353 __u32 bytes_missing; /* out -- additional bytes needed for result */
354 __u32 elem_cnt; /* out */
355 __u32 elem_missed; /* out */
740c3d22 356 __u64 val[0]; /* out */
a542ad1b
JS
357};
358
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359struct btrfs_ioctl_ino_path_args {
360 __u64 inum; /* in */
d04b1deb 361 __u64 size; /* in */
d7728c96 362 __u64 reserved[4];
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CM
363 /* struct btrfs_data_container *fspath; out */
364 __u64 fspath; /* out */
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JS
365};
366
367struct btrfs_ioctl_logical_ino_args {
368 __u64 logical; /* in */
d04b1deb 369 __u64 size; /* in */
d7728c96 370 __u64 reserved[4];
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371 /* struct btrfs_data_container *inodes; out */
372 __u64 inodes;
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373};
374
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SB
375enum btrfs_dev_stat_values {
376 /* disk I/O failure stats */
377 BTRFS_DEV_STAT_WRITE_ERRS, /* EIO or EREMOTEIO from lower layers */
378 BTRFS_DEV_STAT_READ_ERRS, /* EIO or EREMOTEIO from lower layers */
379 BTRFS_DEV_STAT_FLUSH_ERRS, /* EIO or EREMOTEIO from lower layers */
380
381 /* stats for indirect indications for I/O failures */
382 BTRFS_DEV_STAT_CORRUPTION_ERRS, /* checksum error, bytenr error or
383 * contents is illegal: this is an
384 * indication that the block was damaged
385 * during read or write, or written to
386 * wrong location or read from wrong
387 * location */
388 BTRFS_DEV_STAT_GENERATION_ERRS, /* an indication that blocks have not
389 * been written */
390
391 BTRFS_DEV_STAT_VALUES_MAX
392};
393
b27f7c0c
DS
394/* Reset statistics after reading; needs SYS_ADMIN capability */
395#define BTRFS_DEV_STATS_RESET (1ULL << 0)
396
c11d2c23
SB
397struct btrfs_ioctl_get_dev_stats {
398 __u64 devid; /* in */
399 __u64 nr_items; /* in/out */
b27f7c0c 400 __u64 flags; /* in/out */
c11d2c23
SB
401
402 /* out values: */
403 __u64 values[BTRFS_DEV_STAT_VALUES_MAX];
404
405 __u64 unused[128 - 2 - BTRFS_DEV_STAT_VALUES_MAX]; /* pad to 1k */
406};
407
5d13a37b
AJ
408#define BTRFS_QUOTA_CTL_ENABLE 1
409#define BTRFS_QUOTA_CTL_DISABLE 2
2f232036 410#define BTRFS_QUOTA_CTL_RESCAN__NOTUSED 3
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AJ
411struct btrfs_ioctl_quota_ctl_args {
412 __u64 cmd;
413 __u64 status;
414};
415
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JS
416struct btrfs_ioctl_quota_rescan_args {
417 __u64 flags;
418 __u64 progress;
419 __u64 reserved[6];
420};
421
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AJ
422struct btrfs_ioctl_qgroup_assign_args {
423 __u64 assign;
424 __u64 src;
425 __u64 dst;
426};
427
428struct btrfs_ioctl_qgroup_create_args {
429 __u64 create;
430 __u64 qgroupid;
431};
8ea05e3a
AB
432struct btrfs_ioctl_timespec {
433 __u64 sec;
434 __u32 nsec;
435};
436
437struct btrfs_ioctl_received_subvol_args {
438 char uuid[BTRFS_UUID_SIZE]; /* in */
439 __u64 stransid; /* in */
440 __u64 rtransid; /* out */
441 struct btrfs_ioctl_timespec stime; /* in */
442 struct btrfs_ioctl_timespec rtime; /* out */
443 __u64 flags; /* in */
444 __u64 reserved[16]; /* in */
445};
446
cb95e7bf
MF
447/*
448 * Caller doesn't want file data in the send stream, even if the
449 * search of clone sources doesn't find an extent. UPDATE_EXTENT
450 * commands will be sent instead of WRITE commands.
451 */
c2c71324
SB
452#define BTRFS_SEND_FLAG_NO_FILE_DATA 0x1
453
454/*
455 * Do not add the leading stream header. Used when multiple snapshots
456 * are sent back to back.
457 */
458#define BTRFS_SEND_FLAG_OMIT_STREAM_HEADER 0x2
459
460/*
461 * Omit the command at the end of the stream that indicated the end
462 * of the stream. This option is used when multiple snapshots are
463 * sent back to back.
464 */
465#define BTRFS_SEND_FLAG_OMIT_END_CMD 0x4
466
467#define BTRFS_SEND_FLAG_MASK \
468 (BTRFS_SEND_FLAG_NO_FILE_DATA | \
469 BTRFS_SEND_FLAG_OMIT_STREAM_HEADER | \
470 BTRFS_SEND_FLAG_OMIT_END_CMD)
cb95e7bf 471
31db9f7c
AB
472struct btrfs_ioctl_send_args {
473 __s64 send_fd; /* in */
474 __u64 clone_sources_count; /* in */
475 __u64 __user *clone_sources; /* in */
476 __u64 parent_root; /* in */
477 __u64 flags; /* in */
478 __u64 reserved[4]; /* in */
479};
5d13a37b 480
183860f6
AJ
481/* Error codes as returned by the kernel */
482enum btrfs_err_code {
483 notused,
484 BTRFS_ERROR_DEV_RAID1_MIN_NOT_MET,
485 BTRFS_ERROR_DEV_RAID10_MIN_NOT_MET,
486 BTRFS_ERROR_DEV_RAID5_MIN_NOT_MET,
487 BTRFS_ERROR_DEV_RAID6_MIN_NOT_MET,
488 BTRFS_ERROR_DEV_TGT_REPLACE,
489 BTRFS_ERROR_DEV_MISSING_NOT_FOUND,
490 BTRFS_ERROR_DEV_ONLY_WRITABLE,
491 BTRFS_ERROR_DEV_EXCL_RUN_IN_PROGRESS
492};
493/* An error code to error string mapping for the kernel
494* error codes
495*/
496static inline char *btrfs_err_str(enum btrfs_err_code err_code)
497{
498 switch (err_code) {
499 case BTRFS_ERROR_DEV_RAID1_MIN_NOT_MET:
500 return "unable to go below two devices on raid1";
501 case BTRFS_ERROR_DEV_RAID10_MIN_NOT_MET:
502 return "unable to go below four devices on raid10";
503 case BTRFS_ERROR_DEV_RAID5_MIN_NOT_MET:
504 return "unable to go below two devices on raid5";
505 case BTRFS_ERROR_DEV_RAID6_MIN_NOT_MET:
506 return "unable to go below three devices on raid6";
507 case BTRFS_ERROR_DEV_TGT_REPLACE:
508 return "unable to remove the dev_replace target dev";
509 case BTRFS_ERROR_DEV_MISSING_NOT_FOUND:
510 return "no missing devices found to remove";
511 case BTRFS_ERROR_DEV_ONLY_WRITABLE:
512 return "unable to remove the only writeable device";
513 case BTRFS_ERROR_DEV_EXCL_RUN_IN_PROGRESS:
514 return "add/delete/balance/replace/resize operation "\
515 "in progress";
516 default:
517 return NULL;
518 }
519}
520
c5739bba
CM
521#define BTRFS_IOC_SNAP_CREATE _IOW(BTRFS_IOCTL_MAGIC, 1, \
522 struct btrfs_ioctl_vol_args)
6702ed49 523#define BTRFS_IOC_DEFRAG _IOW(BTRFS_IOCTL_MAGIC, 2, \
8352d8a4 524 struct btrfs_ioctl_vol_args)
edbd8d4e
CM
525#define BTRFS_IOC_RESIZE _IOW(BTRFS_IOCTL_MAGIC, 3, \
526 struct btrfs_ioctl_vol_args)
8a4b83cc
CM
527#define BTRFS_IOC_SCAN_DEV _IOW(BTRFS_IOCTL_MAGIC, 4, \
528 struct btrfs_ioctl_vol_args)
6bf13c0c
SW
529/* trans start and trans end are dangerous, and only for
530 * use by applications that know how to avoid the
531 * resulting deadlocks
532 */
533#define BTRFS_IOC_TRANS_START _IO(BTRFS_IOCTL_MAGIC, 6)
534#define BTRFS_IOC_TRANS_END _IO(BTRFS_IOCTL_MAGIC, 7)
535#define BTRFS_IOC_SYNC _IO(BTRFS_IOCTL_MAGIC, 8)
536
f2eb0a24 537#define BTRFS_IOC_CLONE _IOW(BTRFS_IOCTL_MAGIC, 9, int)
788f20eb
CM
538#define BTRFS_IOC_ADD_DEV _IOW(BTRFS_IOCTL_MAGIC, 10, \
539 struct btrfs_ioctl_vol_args)
540#define BTRFS_IOC_RM_DEV _IOW(BTRFS_IOCTL_MAGIC, 11, \
541 struct btrfs_ioctl_vol_args)
542#define BTRFS_IOC_BALANCE _IOW(BTRFS_IOCTL_MAGIC, 12, \
543 struct btrfs_ioctl_vol_args)
c5c9cd4d
SW
544
545#define BTRFS_IOC_CLONE_RANGE _IOW(BTRFS_IOCTL_MAGIC, 13, \
546 struct btrfs_ioctl_clone_range_args)
547
3de4586c
CM
548#define BTRFS_IOC_SUBVOL_CREATE _IOW(BTRFS_IOCTL_MAGIC, 14, \
549 struct btrfs_ioctl_vol_args)
76dda93c
YZ
550#define BTRFS_IOC_SNAP_DESTROY _IOW(BTRFS_IOCTL_MAGIC, 15, \
551 struct btrfs_ioctl_vol_args)
1e701a32
CM
552#define BTRFS_IOC_DEFRAG_RANGE _IOW(BTRFS_IOCTL_MAGIC, 16, \
553 struct btrfs_ioctl_defrag_range_args)
ac8e9819
CM
554#define BTRFS_IOC_TREE_SEARCH _IOWR(BTRFS_IOCTL_MAGIC, 17, \
555 struct btrfs_ioctl_search_args)
556#define BTRFS_IOC_INO_LOOKUP _IOWR(BTRFS_IOCTL_MAGIC, 18, \
557 struct btrfs_ioctl_ino_lookup_args)
68b823ef 558#define BTRFS_IOC_DEFAULT_SUBVOL _IOW(BTRFS_IOCTL_MAGIC, 19, __u64)
1406e432
JB
559#define BTRFS_IOC_SPACE_INFO _IOWR(BTRFS_IOCTL_MAGIC, 20, \
560 struct btrfs_ioctl_space_args)
46204592
SW
561#define BTRFS_IOC_START_SYNC _IOR(BTRFS_IOCTL_MAGIC, 24, __u64)
562#define BTRFS_IOC_WAIT_SYNC _IOW(BTRFS_IOCTL_MAGIC, 22, __u64)
fdfb1e4f
LZ
563#define BTRFS_IOC_SNAP_CREATE_V2 _IOW(BTRFS_IOCTL_MAGIC, 23, \
564 struct btrfs_ioctl_vol_args_v2)
6f72c7e2
AJ
565#define BTRFS_IOC_SUBVOL_CREATE_V2 _IOW(BTRFS_IOCTL_MAGIC, 24, \
566 struct btrfs_ioctl_vol_args_v2)
d3a94048 567#define BTRFS_IOC_SUBVOL_GETFLAGS _IOR(BTRFS_IOCTL_MAGIC, 25, __u64)
0caa102d 568#define BTRFS_IOC_SUBVOL_SETFLAGS _IOW(BTRFS_IOCTL_MAGIC, 26, __u64)
475f6387
JS
569#define BTRFS_IOC_SCRUB _IOWR(BTRFS_IOCTL_MAGIC, 27, \
570 struct btrfs_ioctl_scrub_args)
571#define BTRFS_IOC_SCRUB_CANCEL _IO(BTRFS_IOCTL_MAGIC, 28)
572#define BTRFS_IOC_SCRUB_PROGRESS _IOWR(BTRFS_IOCTL_MAGIC, 29, \
573 struct btrfs_ioctl_scrub_args)
574#define BTRFS_IOC_DEV_INFO _IOWR(BTRFS_IOCTL_MAGIC, 30, \
575 struct btrfs_ioctl_dev_info_args)
576#define BTRFS_IOC_FS_INFO _IOR(BTRFS_IOCTL_MAGIC, 31, \
577 struct btrfs_ioctl_fs_info_args)
c9e9f97b
ID
578#define BTRFS_IOC_BALANCE_V2 _IOWR(BTRFS_IOCTL_MAGIC, 32, \
579 struct btrfs_ioctl_balance_args)
837d5b6e 580#define BTRFS_IOC_BALANCE_CTL _IOW(BTRFS_IOCTL_MAGIC, 33, int)
19a39dce
ID
581#define BTRFS_IOC_BALANCE_PROGRESS _IOR(BTRFS_IOCTL_MAGIC, 34, \
582 struct btrfs_ioctl_balance_args)
d7728c96
JS
583#define BTRFS_IOC_INO_PATHS _IOWR(BTRFS_IOCTL_MAGIC, 35, \
584 struct btrfs_ioctl_ino_path_args)
585#define BTRFS_IOC_LOGICAL_INO _IOWR(BTRFS_IOCTL_MAGIC, 36, \
586 struct btrfs_ioctl_ino_path_args)
8ea05e3a
AB
587#define BTRFS_IOC_SET_RECEIVED_SUBVOL _IOWR(BTRFS_IOCTL_MAGIC, 37, \
588 struct btrfs_ioctl_received_subvol_args)
31db9f7c 589#define BTRFS_IOC_SEND _IOW(BTRFS_IOCTL_MAGIC, 38, struct btrfs_ioctl_send_args)
02db0844
JB
590#define BTRFS_IOC_DEVICES_READY _IOR(BTRFS_IOCTL_MAGIC, 39, \
591 struct btrfs_ioctl_vol_args)
5d13a37b
AJ
592#define BTRFS_IOC_QUOTA_CTL _IOWR(BTRFS_IOCTL_MAGIC, 40, \
593 struct btrfs_ioctl_quota_ctl_args)
594#define BTRFS_IOC_QGROUP_ASSIGN _IOW(BTRFS_IOCTL_MAGIC, 41, \
595 struct btrfs_ioctl_qgroup_assign_args)
596#define BTRFS_IOC_QGROUP_CREATE _IOW(BTRFS_IOCTL_MAGIC, 42, \
597 struct btrfs_ioctl_qgroup_create_args)
598#define BTRFS_IOC_QGROUP_LIMIT _IOR(BTRFS_IOCTL_MAGIC, 43, \
599 struct btrfs_ioctl_qgroup_limit_args)
2f232036
JS
600#define BTRFS_IOC_QUOTA_RESCAN _IOW(BTRFS_IOCTL_MAGIC, 44, \
601 struct btrfs_ioctl_quota_rescan_args)
602#define BTRFS_IOC_QUOTA_RESCAN_STATUS _IOR(BTRFS_IOCTL_MAGIC, 45, \
603 struct btrfs_ioctl_quota_rescan_args)
57254b6e 604#define BTRFS_IOC_QUOTA_RESCAN_WAIT _IO(BTRFS_IOCTL_MAGIC, 46)
867ab667 605#define BTRFS_IOC_GET_FSLABEL _IOR(BTRFS_IOCTL_MAGIC, 49, \
606 char[BTRFS_LABEL_SIZE])
a8bfd4ab 607#define BTRFS_IOC_SET_FSLABEL _IOW(BTRFS_IOCTL_MAGIC, 50, \
608 char[BTRFS_LABEL_SIZE])
c11d2c23
SB
609#define BTRFS_IOC_GET_DEV_STATS _IOWR(BTRFS_IOCTL_MAGIC, 52, \
610 struct btrfs_ioctl_get_dev_stats)
e93c89c1
SB
611#define BTRFS_IOC_DEV_REPLACE _IOWR(BTRFS_IOCTL_MAGIC, 53, \
612 struct btrfs_ioctl_dev_replace_args)
416161db
MF
613#define BTRFS_IOC_FILE_EXTENT_SAME _IOWR(BTRFS_IOCTL_MAGIC, 54, \
614 struct btrfs_ioctl_same_args)
2eaa055f
JM
615#define BTRFS_IOC_GET_FEATURES _IOR(BTRFS_IOCTL_MAGIC, 57, \
616 struct btrfs_ioctl_feature_flags)
617#define BTRFS_IOC_SET_FEATURES _IOW(BTRFS_IOCTL_MAGIC, 57, \
618 struct btrfs_ioctl_feature_flags[2])
619#define BTRFS_IOC_GET_SUPPORTED_FEATURES _IOR(BTRFS_IOCTL_MAGIC, 57, \
620 struct btrfs_ioctl_feature_flags[3])
416161db 621
55e301fd 622#endif /* _UAPI_LINUX_BTRFS_H */