1 /****************************************************************************
2  ****************************************************************************
3  ***
4  ***   This header was automatically generated from a Linux kernel header
5  ***   of the same name, to make information necessary for userspace to
6  ***   call into the kernel available to libc.  It contains only constants,
7  ***   structures, and macros generated from the original header, and thus,
8  ***   contains no copyrightable information.
9  ***
10  ***   To edit the content of this header, modify the corresponding
11  ***   source file (e.g. under external/kernel-headers/original/) then
12  ***   run bionic/libc/kernel/tools/update_all.py
13  ***
14  ***   Any manual change here will be lost the next time this script will
15  ***   be run. You've been warned!
16  ***
17  ****************************************************************************
18  ****************************************************************************/
19 #ifndef _UAPI_LINUX_BTRFS_H
20 #define _UAPI_LINUX_BTRFS_H
21 #include <linux/types.h>
22 #include <linux/ioctl.h>
23 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
24 #define BTRFS_IOCTL_MAGIC 0x94
25 #define BTRFS_VOL_NAME_MAX 255
26 #define BTRFS_LABEL_SIZE 256
27 #define BTRFS_PATH_NAME_MAX 4087
28 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
29 struct btrfs_ioctl_vol_args {
30   __s64 fd;
31   char name[BTRFS_PATH_NAME_MAX + 1];
32 };
33 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
34 #define BTRFS_DEVICE_PATH_NAME_MAX 1024
35 #define BTRFS_DEVICE_SPEC_BY_ID (1ULL << 3)
36 #define BTRFS_VOL_ARG_V2_FLAGS_SUPPORTED (BTRFS_SUBVOL_CREATE_ASYNC | BTRFS_SUBVOL_RDONLY | BTRFS_SUBVOL_QGROUP_INHERIT | BTRFS_DEVICE_SPEC_BY_ID)
37 #define BTRFS_FSID_SIZE 16
38 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
39 #define BTRFS_UUID_SIZE 16
40 #define BTRFS_UUID_UNPARSED_SIZE 37
41 #define BTRFS_QGROUP_LIMIT_MAX_RFER (1ULL << 0)
42 #define BTRFS_QGROUP_LIMIT_MAX_EXCL (1ULL << 1)
43 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
44 #define BTRFS_QGROUP_LIMIT_RSV_RFER (1ULL << 2)
45 #define BTRFS_QGROUP_LIMIT_RSV_EXCL (1ULL << 3)
46 #define BTRFS_QGROUP_LIMIT_RFER_CMPR (1ULL << 4)
47 #define BTRFS_QGROUP_LIMIT_EXCL_CMPR (1ULL << 5)
48 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
49 struct btrfs_qgroup_limit {
50   __u64 flags;
51   __u64 max_rfer;
52   __u64 max_excl;
53 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
54   __u64 rsv_rfer;
55   __u64 rsv_excl;
56 };
57 #define BTRFS_QGROUP_INHERIT_SET_LIMITS (1ULL << 0)
58 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
59 struct btrfs_qgroup_inherit {
60   __u64 flags;
61   __u64 num_qgroups;
62   __u64 num_ref_copies;
63 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
64   __u64 num_excl_copies;
65   struct btrfs_qgroup_limit lim;
66   __u64 qgroups[0];
67 };
68 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
69 struct btrfs_ioctl_qgroup_limit_args {
70   __u64 qgroupid;
71   struct btrfs_qgroup_limit lim;
72 };
73 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
74 #define BTRFS_SUBVOL_CREATE_ASYNC (1ULL << 0)
75 #define BTRFS_SUBVOL_RDONLY (1ULL << 1)
76 #define BTRFS_SUBVOL_QGROUP_INHERIT (1ULL << 2)
77 #define BTRFS_SUBVOL_NAME_MAX 4039
78 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
79 struct btrfs_ioctl_vol_args_v2 {
80   __s64 fd;
81   __u64 transid;
82   __u64 flags;
83 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
84   union {
85     struct {
86       __u64 size;
87       struct btrfs_qgroup_inherit __user * qgroup_inherit;
88 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
89     };
90     __u64 unused[4];
91   };
92   union {
93 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
94     char name[BTRFS_SUBVOL_NAME_MAX + 1];
95     __u64 devid;
96   };
97 };
98 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
99 struct btrfs_scrub_progress {
100   __u64 data_extents_scrubbed;
101   __u64 tree_extents_scrubbed;
102   __u64 data_bytes_scrubbed;
103 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
104   __u64 tree_bytes_scrubbed;
105   __u64 read_errors;
106   __u64 csum_errors;
107   __u64 verify_errors;
108 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
109   __u64 no_csum;
110   __u64 csum_discards;
111   __u64 super_errors;
112   __u64 malloc_errors;
113 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
114   __u64 uncorrectable_errors;
115   __u64 corrected_errors;
116   __u64 last_physical;
117   __u64 unverified_errors;
118 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
119 };
120 #define BTRFS_SCRUB_READONLY 1
121 struct btrfs_ioctl_scrub_args {
122   __u64 devid;
123 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
124   __u64 start;
125   __u64 end;
126   __u64 flags;
127   struct btrfs_scrub_progress progress;
128 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
129   __u64 unused[(1024 - 32 - sizeof(struct btrfs_scrub_progress)) / 8];
130 };
131 #define BTRFS_IOCTL_DEV_REPLACE_CONT_READING_FROM_SRCDEV_MODE_ALWAYS 0
132 #define BTRFS_IOCTL_DEV_REPLACE_CONT_READING_FROM_SRCDEV_MODE_AVOID 1
133 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
134 struct btrfs_ioctl_dev_replace_start_params {
135   __u64 srcdevid;
136   __u64 cont_reading_from_srcdev_mode;
137   __u8 srcdev_name[BTRFS_DEVICE_PATH_NAME_MAX + 1];
138 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
139   __u8 tgtdev_name[BTRFS_DEVICE_PATH_NAME_MAX + 1];
140 };
141 #define BTRFS_IOCTL_DEV_REPLACE_STATE_NEVER_STARTED 0
142 #define BTRFS_IOCTL_DEV_REPLACE_STATE_STARTED 1
143 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
144 #define BTRFS_IOCTL_DEV_REPLACE_STATE_FINISHED 2
145 #define BTRFS_IOCTL_DEV_REPLACE_STATE_CANCELED 3
146 #define BTRFS_IOCTL_DEV_REPLACE_STATE_SUSPENDED 4
147 struct btrfs_ioctl_dev_replace_status_params {
148 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
149   __u64 replace_state;
150   __u64 progress_1000;
151   __u64 time_started;
152   __u64 time_stopped;
153 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
154   __u64 num_write_errors;
155   __u64 num_uncorrectable_read_errors;
156 };
157 #define BTRFS_IOCTL_DEV_REPLACE_CMD_START 0
158 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
159 #define BTRFS_IOCTL_DEV_REPLACE_CMD_STATUS 1
160 #define BTRFS_IOCTL_DEV_REPLACE_CMD_CANCEL 2
161 #define BTRFS_IOCTL_DEV_REPLACE_RESULT_NO_ERROR 0
162 #define BTRFS_IOCTL_DEV_REPLACE_RESULT_NOT_STARTED 1
163 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
164 #define BTRFS_IOCTL_DEV_REPLACE_RESULT_ALREADY_STARTED 2
165 #define BTRFS_IOCTL_DEV_REPLACE_RESULT_SCRUB_INPROGRESS 3
166 struct btrfs_ioctl_dev_replace_args {
167   __u64 cmd;
168 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
169   __u64 result;
170   union {
171     struct btrfs_ioctl_dev_replace_start_params start;
172     struct btrfs_ioctl_dev_replace_status_params status;
173 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
174   };
175   __u64 spare[64];
176 };
177 struct btrfs_ioctl_dev_info_args {
178 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
179   __u64 devid;
180   __u8 uuid[BTRFS_UUID_SIZE];
181   __u64 bytes_used;
182   __u64 total_bytes;
183 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
184   __u64 unused[379];
185   __u8 path[BTRFS_DEVICE_PATH_NAME_MAX];
186 };
187 struct btrfs_ioctl_fs_info_args {
188 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
189   __u64 max_id;
190   __u64 num_devices;
191   __u8 fsid[BTRFS_FSID_SIZE];
192   __u32 nodesize;
193 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
194   __u32 sectorsize;
195   __u32 clone_alignment;
196   __u32 reserved32;
197   __u64 reserved[122];
198 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
199 };
200 #define BTRFS_FEATURE_COMPAT_RO_FREE_SPACE_TREE (1ULL << 0)
201 #define BTRFS_FEATURE_COMPAT_RO_FREE_SPACE_TREE_VALID (1ULL << 1)
202 #define BTRFS_FEATURE_INCOMPAT_MIXED_BACKREF (1ULL << 0)
203 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
204 #define BTRFS_FEATURE_INCOMPAT_DEFAULT_SUBVOL (1ULL << 1)
205 #define BTRFS_FEATURE_INCOMPAT_MIXED_GROUPS (1ULL << 2)
206 #define BTRFS_FEATURE_INCOMPAT_COMPRESS_LZO (1ULL << 3)
207 #define BTRFS_FEATURE_INCOMPAT_COMPRESS_LZOv2 (1ULL << 4)
208 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
209 #define BTRFS_FEATURE_INCOMPAT_BIG_METADATA (1ULL << 5)
210 #define BTRFS_FEATURE_INCOMPAT_EXTENDED_IREF (1ULL << 6)
211 #define BTRFS_FEATURE_INCOMPAT_RAID56 (1ULL << 7)
212 #define BTRFS_FEATURE_INCOMPAT_SKINNY_METADATA (1ULL << 8)
213 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
214 #define BTRFS_FEATURE_INCOMPAT_NO_HOLES (1ULL << 9)
215 struct btrfs_ioctl_feature_flags {
216   __u64 compat_flags;
217   __u64 compat_ro_flags;
218 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
219   __u64 incompat_flags;
220 };
221 #define BTRFS_BALANCE_CTL_PAUSE 1
222 #define BTRFS_BALANCE_CTL_CANCEL 2
223 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
224 struct btrfs_balance_args {
225   __u64 profiles;
226   union {
227     __le64 usage;
228 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
229     struct {
230       __le32 usage_min;
231       __le32 usage_max;
232     };
233 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
234   };
235   __u64 devid;
236   __u64 pstart;
237   __u64 pend;
238 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
239   __u64 vstart;
240   __u64 vend;
241   __u64 target;
242   __u64 flags;
243 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
244   union {
245     __u64 limit;
246     struct {
247       __u32 limit_min;
248 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
249       __u32 limit_max;
250     };
251   };
252   __le32 stripes_min;
253 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
254   __le32 stripes_max;
255   __u64 unused[6];
256 } __attribute__((__packed__));
257 struct btrfs_balance_progress {
258 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
259   __u64 expected;
260   __u64 considered;
261   __u64 completed;
262 };
263 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
264 #define BTRFS_BALANCE_DATA (1ULL << 0)
265 #define BTRFS_BALANCE_SYSTEM (1ULL << 1)
266 #define BTRFS_BALANCE_METADATA (1ULL << 2)
267 #define BTRFS_BALANCE_TYPE_MASK (BTRFS_BALANCE_DATA | BTRFS_BALANCE_SYSTEM | BTRFS_BALANCE_METADATA)
268 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
269 #define BTRFS_BALANCE_FORCE (1ULL << 3)
270 #define BTRFS_BALANCE_RESUME (1ULL << 4)
271 #define BTRFS_BALANCE_ARGS_PROFILES (1ULL << 0)
272 #define BTRFS_BALANCE_ARGS_USAGE (1ULL << 1)
273 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
274 #define BTRFS_BALANCE_ARGS_DEVID (1ULL << 2)
275 #define BTRFS_BALANCE_ARGS_DRANGE (1ULL << 3)
276 #define BTRFS_BALANCE_ARGS_VRANGE (1ULL << 4)
277 #define BTRFS_BALANCE_ARGS_LIMIT (1ULL << 5)
278 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
279 #define BTRFS_BALANCE_ARGS_LIMIT_RANGE (1ULL << 6)
280 #define BTRFS_BALANCE_ARGS_STRIPES_RANGE (1ULL << 7)
281 #define BTRFS_BALANCE_ARGS_USAGE_RANGE (1ULL << 10)
282 #define BTRFS_BALANCE_ARGS_MASK (BTRFS_BALANCE_ARGS_PROFILES | BTRFS_BALANCE_ARGS_USAGE | BTRFS_BALANCE_ARGS_DEVID | BTRFS_BALANCE_ARGS_DRANGE | BTRFS_BALANCE_ARGS_VRANGE | BTRFS_BALANCE_ARGS_LIMIT | BTRFS_BALANCE_ARGS_LIMIT_RANGE | BTRFS_BALANCE_ARGS_STRIPES_RANGE | BTRFS_BALANCE_ARGS_USAGE_RANGE)
283 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
284 #define BTRFS_BALANCE_ARGS_CONVERT (1ULL << 8)
285 #define BTRFS_BALANCE_ARGS_SOFT (1ULL << 9)
286 #define BTRFS_BALANCE_STATE_RUNNING (1ULL << 0)
287 #define BTRFS_BALANCE_STATE_PAUSE_REQ (1ULL << 1)
288 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
289 #define BTRFS_BALANCE_STATE_CANCEL_REQ (1ULL << 2)
290 struct btrfs_ioctl_balance_args {
291   __u64 flags;
292   __u64 state;
293 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
294   struct btrfs_balance_args data;
295   struct btrfs_balance_args meta;
296   struct btrfs_balance_args sys;
297   struct btrfs_balance_progress stat;
298 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
299   __u64 unused[72];
300 };
301 #define BTRFS_INO_LOOKUP_PATH_MAX 4080
302 struct btrfs_ioctl_ino_lookup_args {
303 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
304   __u64 treeid;
305   __u64 objectid;
306   char name[BTRFS_INO_LOOKUP_PATH_MAX];
307 };
308 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
309 struct btrfs_ioctl_search_key {
310   __u64 tree_id;
311   __u64 min_objectid;
312   __u64 max_objectid;
313 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
314   __u64 min_offset;
315   __u64 max_offset;
316   __u64 min_transid;
317   __u64 max_transid;
318 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
319   __u32 min_type;
320   __u32 max_type;
321   __u32 nr_items;
322   __u32 unused;
323 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
324   __u64 unused1;
325   __u64 unused2;
326   __u64 unused3;
327   __u64 unused4;
328 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
329 };
330 struct btrfs_ioctl_search_header {
331   __u64 transid;
332   __u64 objectid;
333 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
334   __u64 offset;
335   __u32 type;
336   __u32 len;
337 };
338 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
339 #define BTRFS_SEARCH_ARGS_BUFSIZE (4096 - sizeof(struct btrfs_ioctl_search_key))
340 struct btrfs_ioctl_search_args {
341   struct btrfs_ioctl_search_key key;
342   char buf[BTRFS_SEARCH_ARGS_BUFSIZE];
343 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
344 };
345 struct btrfs_ioctl_search_args_v2 {
346   struct btrfs_ioctl_search_key key;
347   __u64 buf_size;
348 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
349   __u64 buf[0];
350 };
351 struct btrfs_ioctl_clone_range_args {
352   __s64 src_fd;
353 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
354   __u64 src_offset, src_length;
355   __u64 dest_offset;
356 };
357 #define BTRFS_DEFRAG_RANGE_COMPRESS 1
358 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
359 #define BTRFS_DEFRAG_RANGE_START_IO 2
360 struct btrfs_ioctl_defrag_range_args {
361   __u64 start;
362   __u64 len;
363 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
364   __u64 flags;
365   __u32 extent_thresh;
366   __u32 compress_type;
367   __u32 unused[4];
368 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
369 };
370 #define BTRFS_SAME_DATA_DIFFERS 1
371 struct btrfs_ioctl_same_extent_info {
372   __s64 fd;
373 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
374   __u64 logical_offset;
375   __u64 bytes_deduped;
376   __s32 status;
377   __u32 reserved;
378 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
379 };
380 struct btrfs_ioctl_same_args {
381   __u64 logical_offset;
382   __u64 length;
383 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
384   __u16 dest_count;
385   __u16 reserved1;
386   __u32 reserved2;
387   struct btrfs_ioctl_same_extent_info info[0];
388 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
389 };
390 struct btrfs_ioctl_space_info {
391   __u64 flags;
392   __u64 total_bytes;
393 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
394   __u64 used_bytes;
395 };
396 struct btrfs_ioctl_space_args {
397   __u64 space_slots;
398 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
399   __u64 total_spaces;
400   struct btrfs_ioctl_space_info spaces[0];
401 };
402 struct btrfs_data_container {
403 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
404   __u32 bytes_left;
405   __u32 bytes_missing;
406   __u32 elem_cnt;
407   __u32 elem_missed;
408 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
409   __u64 val[0];
410 };
411 struct btrfs_ioctl_ino_path_args {
412   __u64 inum;
413 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
414   __u64 size;
415   __u64 reserved[4];
416   __u64 fspath;
417 };
418 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
419 struct btrfs_ioctl_logical_ino_args {
420   __u64 logical;
421   __u64 size;
422   __u64 reserved[4];
423 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
424   __u64 inodes;
425 };
426 enum btrfs_dev_stat_values {
427   BTRFS_DEV_STAT_WRITE_ERRS,
428 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
429   BTRFS_DEV_STAT_READ_ERRS,
430   BTRFS_DEV_STAT_FLUSH_ERRS,
431   BTRFS_DEV_STAT_CORRUPTION_ERRS,
432   BTRFS_DEV_STAT_GENERATION_ERRS,
433 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
434   BTRFS_DEV_STAT_VALUES_MAX
435 };
436 #define BTRFS_DEV_STATS_RESET (1ULL << 0)
437 struct btrfs_ioctl_get_dev_stats {
438 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
439   __u64 devid;
440   __u64 nr_items;
441   __u64 flags;
442   __u64 values[BTRFS_DEV_STAT_VALUES_MAX];
443 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
444   __u64 unused[128 - 2 - BTRFS_DEV_STAT_VALUES_MAX];
445 };
446 #define BTRFS_QUOTA_CTL_ENABLE 1
447 #define BTRFS_QUOTA_CTL_DISABLE 2
448 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
449 #define BTRFS_QUOTA_CTL_RESCAN__NOTUSED 3
450 struct btrfs_ioctl_quota_ctl_args {
451   __u64 cmd;
452   __u64 status;
453 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
454 };
455 struct btrfs_ioctl_quota_rescan_args {
456   __u64 flags;
457   __u64 progress;
458 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
459   __u64 reserved[6];
460 };
461 struct btrfs_ioctl_qgroup_assign_args {
462   __u64 assign;
463 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
464   __u64 src;
465   __u64 dst;
466 };
467 struct btrfs_ioctl_qgroup_create_args {
468 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
469   __u64 create;
470   __u64 qgroupid;
471 };
472 struct btrfs_ioctl_timespec {
473 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
474   __u64 sec;
475   __u32 nsec;
476 };
477 struct btrfs_ioctl_received_subvol_args {
478 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
479   char uuid[BTRFS_UUID_SIZE];
480   __u64 stransid;
481   __u64 rtransid;
482   struct btrfs_ioctl_timespec stime;
483 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
484   struct btrfs_ioctl_timespec rtime;
485   __u64 flags;
486   __u64 reserved[16];
487 };
488 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
489 #define BTRFS_SEND_FLAG_NO_FILE_DATA 0x1
490 #define BTRFS_SEND_FLAG_OMIT_STREAM_HEADER 0x2
491 #define BTRFS_SEND_FLAG_OMIT_END_CMD 0x4
492 #define BTRFS_SEND_FLAG_MASK (BTRFS_SEND_FLAG_NO_FILE_DATA | BTRFS_SEND_FLAG_OMIT_STREAM_HEADER | BTRFS_SEND_FLAG_OMIT_END_CMD)
493 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
494 struct btrfs_ioctl_send_args {
495   __s64 send_fd;
496   __u64 clone_sources_count;
497   __u64 __user * clone_sources;
498 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
499   __u64 parent_root;
500   __u64 flags;
501   __u64 reserved[4];
502 };
503 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
504 enum btrfs_err_code {
505   BTRFS_ERROR_DEV_RAID1_MIN_NOT_MET = 1,
506   BTRFS_ERROR_DEV_RAID10_MIN_NOT_MET,
507   BTRFS_ERROR_DEV_RAID5_MIN_NOT_MET,
508 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
509   BTRFS_ERROR_DEV_RAID6_MIN_NOT_MET,
510   BTRFS_ERROR_DEV_TGT_REPLACE,
511   BTRFS_ERROR_DEV_MISSING_NOT_FOUND,
512   BTRFS_ERROR_DEV_ONLY_WRITABLE,
513 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
514   BTRFS_ERROR_DEV_EXCL_RUN_IN_PROGRESS
515 };
516 #define BTRFS_IOC_SNAP_CREATE _IOW(BTRFS_IOCTL_MAGIC, 1, struct btrfs_ioctl_vol_args)
517 #define BTRFS_IOC_DEFRAG _IOW(BTRFS_IOCTL_MAGIC, 2, struct btrfs_ioctl_vol_args)
518 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
519 #define BTRFS_IOC_RESIZE _IOW(BTRFS_IOCTL_MAGIC, 3, struct btrfs_ioctl_vol_args)
520 #define BTRFS_IOC_SCAN_DEV _IOW(BTRFS_IOCTL_MAGIC, 4, struct btrfs_ioctl_vol_args)
521 #define BTRFS_IOC_TRANS_START _IO(BTRFS_IOCTL_MAGIC, 6)
522 #define BTRFS_IOC_TRANS_END _IO(BTRFS_IOCTL_MAGIC, 7)
523 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
524 #define BTRFS_IOC_SYNC _IO(BTRFS_IOCTL_MAGIC, 8)
525 #define BTRFS_IOC_CLONE _IOW(BTRFS_IOCTL_MAGIC, 9, int)
526 #define BTRFS_IOC_ADD_DEV _IOW(BTRFS_IOCTL_MAGIC, 10, struct btrfs_ioctl_vol_args)
527 #define BTRFS_IOC_RM_DEV _IOW(BTRFS_IOCTL_MAGIC, 11, struct btrfs_ioctl_vol_args)
528 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
529 #define BTRFS_IOC_BALANCE _IOW(BTRFS_IOCTL_MAGIC, 12, struct btrfs_ioctl_vol_args)
530 #define BTRFS_IOC_CLONE_RANGE _IOW(BTRFS_IOCTL_MAGIC, 13, struct btrfs_ioctl_clone_range_args)
531 #define BTRFS_IOC_SUBVOL_CREATE _IOW(BTRFS_IOCTL_MAGIC, 14, struct btrfs_ioctl_vol_args)
532 #define BTRFS_IOC_SNAP_DESTROY _IOW(BTRFS_IOCTL_MAGIC, 15, struct btrfs_ioctl_vol_args)
533 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
534 #define BTRFS_IOC_DEFRAG_RANGE _IOW(BTRFS_IOCTL_MAGIC, 16, struct btrfs_ioctl_defrag_range_args)
535 #define BTRFS_IOC_TREE_SEARCH _IOWR(BTRFS_IOCTL_MAGIC, 17, struct btrfs_ioctl_search_args)
536 #define BTRFS_IOC_TREE_SEARCH_V2 _IOWR(BTRFS_IOCTL_MAGIC, 17, struct btrfs_ioctl_search_args_v2)
537 #define BTRFS_IOC_INO_LOOKUP _IOWR(BTRFS_IOCTL_MAGIC, 18, struct btrfs_ioctl_ino_lookup_args)
538 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
539 #define BTRFS_IOC_DEFAULT_SUBVOL _IOW(BTRFS_IOCTL_MAGIC, 19, __u64)
540 #define BTRFS_IOC_SPACE_INFO _IOWR(BTRFS_IOCTL_MAGIC, 20, struct btrfs_ioctl_space_args)
541 #define BTRFS_IOC_START_SYNC _IOR(BTRFS_IOCTL_MAGIC, 24, __u64)
542 #define BTRFS_IOC_WAIT_SYNC _IOW(BTRFS_IOCTL_MAGIC, 22, __u64)
543 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
544 #define BTRFS_IOC_SNAP_CREATE_V2 _IOW(BTRFS_IOCTL_MAGIC, 23, struct btrfs_ioctl_vol_args_v2)
545 #define BTRFS_IOC_SUBVOL_CREATE_V2 _IOW(BTRFS_IOCTL_MAGIC, 24, struct btrfs_ioctl_vol_args_v2)
546 #define BTRFS_IOC_SUBVOL_GETFLAGS _IOR(BTRFS_IOCTL_MAGIC, 25, __u64)
547 #define BTRFS_IOC_SUBVOL_SETFLAGS _IOW(BTRFS_IOCTL_MAGIC, 26, __u64)
548 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
549 #define BTRFS_IOC_SCRUB _IOWR(BTRFS_IOCTL_MAGIC, 27, struct btrfs_ioctl_scrub_args)
550 #define BTRFS_IOC_SCRUB_CANCEL _IO(BTRFS_IOCTL_MAGIC, 28)
551 #define BTRFS_IOC_SCRUB_PROGRESS _IOWR(BTRFS_IOCTL_MAGIC, 29, struct btrfs_ioctl_scrub_args)
552 #define BTRFS_IOC_DEV_INFO _IOWR(BTRFS_IOCTL_MAGIC, 30, struct btrfs_ioctl_dev_info_args)
553 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
554 #define BTRFS_IOC_FS_INFO _IOR(BTRFS_IOCTL_MAGIC, 31, struct btrfs_ioctl_fs_info_args)
555 #define BTRFS_IOC_BALANCE_V2 _IOWR(BTRFS_IOCTL_MAGIC, 32, struct btrfs_ioctl_balance_args)
556 #define BTRFS_IOC_BALANCE_CTL _IOW(BTRFS_IOCTL_MAGIC, 33, int)
557 #define BTRFS_IOC_BALANCE_PROGRESS _IOR(BTRFS_IOCTL_MAGIC, 34, struct btrfs_ioctl_balance_args)
558 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
559 #define BTRFS_IOC_INO_PATHS _IOWR(BTRFS_IOCTL_MAGIC, 35, struct btrfs_ioctl_ino_path_args)
560 #define BTRFS_IOC_LOGICAL_INO _IOWR(BTRFS_IOCTL_MAGIC, 36, struct btrfs_ioctl_logical_ino_args)
561 #define BTRFS_IOC_SET_RECEIVED_SUBVOL _IOWR(BTRFS_IOCTL_MAGIC, 37, struct btrfs_ioctl_received_subvol_args)
562 #define BTRFS_IOC_SEND _IOW(BTRFS_IOCTL_MAGIC, 38, struct btrfs_ioctl_send_args)
563 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
564 #define BTRFS_IOC_DEVICES_READY _IOR(BTRFS_IOCTL_MAGIC, 39, struct btrfs_ioctl_vol_args)
565 #define BTRFS_IOC_QUOTA_CTL _IOWR(BTRFS_IOCTL_MAGIC, 40, struct btrfs_ioctl_quota_ctl_args)
566 #define BTRFS_IOC_QGROUP_ASSIGN _IOW(BTRFS_IOCTL_MAGIC, 41, struct btrfs_ioctl_qgroup_assign_args)
567 #define BTRFS_IOC_QGROUP_CREATE _IOW(BTRFS_IOCTL_MAGIC, 42, struct btrfs_ioctl_qgroup_create_args)
568 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
569 #define BTRFS_IOC_QGROUP_LIMIT _IOR(BTRFS_IOCTL_MAGIC, 43, struct btrfs_ioctl_qgroup_limit_args)
570 #define BTRFS_IOC_QUOTA_RESCAN _IOW(BTRFS_IOCTL_MAGIC, 44, struct btrfs_ioctl_quota_rescan_args)
571 #define BTRFS_IOC_QUOTA_RESCAN_STATUS _IOR(BTRFS_IOCTL_MAGIC, 45, struct btrfs_ioctl_quota_rescan_args)
572 #define BTRFS_IOC_QUOTA_RESCAN_WAIT _IO(BTRFS_IOCTL_MAGIC, 46)
573 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
574 #define BTRFS_IOC_GET_FSLABEL _IOR(BTRFS_IOCTL_MAGIC, 49, char[BTRFS_LABEL_SIZE])
575 #define BTRFS_IOC_SET_FSLABEL _IOW(BTRFS_IOCTL_MAGIC, 50, char[BTRFS_LABEL_SIZE])
576 #define BTRFS_IOC_GET_DEV_STATS _IOWR(BTRFS_IOCTL_MAGIC, 52, struct btrfs_ioctl_get_dev_stats)
577 #define BTRFS_IOC_DEV_REPLACE _IOWR(BTRFS_IOCTL_MAGIC, 53, struct btrfs_ioctl_dev_replace_args)
578 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
579 #define BTRFS_IOC_FILE_EXTENT_SAME _IOWR(BTRFS_IOCTL_MAGIC, 54, struct btrfs_ioctl_same_args)
580 #define BTRFS_IOC_GET_FEATURES _IOR(BTRFS_IOCTL_MAGIC, 57, struct btrfs_ioctl_feature_flags)
581 #define BTRFS_IOC_SET_FEATURES _IOW(BTRFS_IOCTL_MAGIC, 57, struct btrfs_ioctl_feature_flags[2])
582 #define BTRFS_IOC_GET_SUPPORTED_FEATURES _IOR(BTRFS_IOCTL_MAGIC, 57, struct btrfs_ioctl_feature_flags[3])
583 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
584 #define BTRFS_IOC_RM_DEV_V2 _IOW(BTRFS_IOCTL_MAGIC, 58, struct btrfs_ioctl_vol_args_v2)
585 #endif
586