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 #define BTRFS_IOCTL_MAGIC 0x94 24 #define BTRFS_VOL_NAME_MAX 255 25 #define BTRFS_LABEL_SIZE 256 26 #define BTRFS_PATH_NAME_MAX 4087 27 struct btrfs_ioctl_vol_args { 28 __s64 fd; 29 char name[BTRFS_PATH_NAME_MAX + 1]; 30 }; 31 #define BTRFS_DEVICE_PATH_NAME_MAX 1024 32 #define BTRFS_SUBVOL_NAME_MAX 4039 33 #define BTRFS_SUBVOL_CREATE_ASYNC (1ULL << 0) 34 #define BTRFS_SUBVOL_RDONLY (1ULL << 1) 35 #define BTRFS_SUBVOL_QGROUP_INHERIT (1ULL << 2) 36 #define BTRFS_DEVICE_SPEC_BY_ID (1ULL << 3) 37 #define BTRFS_SUBVOL_SPEC_BY_ID (1ULL << 4) 38 #define BTRFS_VOL_ARG_V2_FLAGS_SUPPORTED (BTRFS_SUBVOL_RDONLY | BTRFS_SUBVOL_QGROUP_INHERIT | BTRFS_DEVICE_SPEC_BY_ID | BTRFS_SUBVOL_SPEC_BY_ID) 39 #define BTRFS_FSID_SIZE 16 40 #define BTRFS_UUID_SIZE 16 41 #define BTRFS_UUID_UNPARSED_SIZE 37 42 #define BTRFS_QGROUP_LIMIT_MAX_RFER (1ULL << 0) 43 #define BTRFS_QGROUP_LIMIT_MAX_EXCL (1ULL << 1) 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 struct btrfs_qgroup_limit { 49 __u64 flags; 50 __u64 max_rfer; 51 __u64 max_excl; 52 __u64 rsv_rfer; 53 __u64 rsv_excl; 54 }; 55 #define BTRFS_QGROUP_INHERIT_SET_LIMITS (1ULL << 0) 56 struct btrfs_qgroup_inherit { 57 __u64 flags; 58 __u64 num_qgroups; 59 __u64 num_ref_copies; 60 __u64 num_excl_copies; 61 struct btrfs_qgroup_limit lim; 62 __u64 qgroups[0]; 63 }; 64 struct btrfs_ioctl_qgroup_limit_args { 65 __u64 qgroupid; 66 struct btrfs_qgroup_limit lim; 67 }; 68 #define BTRFS_DEVICE_REMOVE_ARGS_MASK (BTRFS_DEVICE_SPEC_BY_ID) 69 #define BTRFS_SUBVOL_CREATE_ARGS_MASK (BTRFS_SUBVOL_RDONLY | BTRFS_SUBVOL_QGROUP_INHERIT) 70 #define BTRFS_SUBVOL_DELETE_ARGS_MASK (BTRFS_SUBVOL_SPEC_BY_ID) 71 struct btrfs_ioctl_vol_args_v2 { 72 __s64 fd; 73 __u64 transid; 74 __u64 flags; 75 union { 76 struct { 77 __u64 size; 78 struct btrfs_qgroup_inherit __user * qgroup_inherit; 79 }; 80 __u64 unused[4]; 81 }; 82 union { 83 char name[BTRFS_SUBVOL_NAME_MAX + 1]; 84 __u64 devid; 85 __u64 subvolid; 86 }; 87 }; 88 struct btrfs_scrub_progress { 89 __u64 data_extents_scrubbed; 90 __u64 tree_extents_scrubbed; 91 __u64 data_bytes_scrubbed; 92 __u64 tree_bytes_scrubbed; 93 __u64 read_errors; 94 __u64 csum_errors; 95 __u64 verify_errors; 96 __u64 no_csum; 97 __u64 csum_discards; 98 __u64 super_errors; 99 __u64 malloc_errors; 100 __u64 uncorrectable_errors; 101 __u64 corrected_errors; 102 __u64 last_physical; 103 __u64 unverified_errors; 104 }; 105 #define BTRFS_SCRUB_READONLY 1 106 struct btrfs_ioctl_scrub_args { 107 __u64 devid; 108 __u64 start; 109 __u64 end; 110 __u64 flags; 111 struct btrfs_scrub_progress progress; 112 __u64 unused[(1024 - 32 - sizeof(struct btrfs_scrub_progress)) / 8]; 113 }; 114 #define BTRFS_IOCTL_DEV_REPLACE_CONT_READING_FROM_SRCDEV_MODE_ALWAYS 0 115 #define BTRFS_IOCTL_DEV_REPLACE_CONT_READING_FROM_SRCDEV_MODE_AVOID 1 116 struct btrfs_ioctl_dev_replace_start_params { 117 __u64 srcdevid; 118 __u64 cont_reading_from_srcdev_mode; 119 __u8 srcdev_name[BTRFS_DEVICE_PATH_NAME_MAX + 1]; 120 __u8 tgtdev_name[BTRFS_DEVICE_PATH_NAME_MAX + 1]; 121 }; 122 #define BTRFS_IOCTL_DEV_REPLACE_STATE_NEVER_STARTED 0 123 #define BTRFS_IOCTL_DEV_REPLACE_STATE_STARTED 1 124 #define BTRFS_IOCTL_DEV_REPLACE_STATE_FINISHED 2 125 #define BTRFS_IOCTL_DEV_REPLACE_STATE_CANCELED 3 126 #define BTRFS_IOCTL_DEV_REPLACE_STATE_SUSPENDED 4 127 struct btrfs_ioctl_dev_replace_status_params { 128 __u64 replace_state; 129 __u64 progress_1000; 130 __u64 time_started; 131 __u64 time_stopped; 132 __u64 num_write_errors; 133 __u64 num_uncorrectable_read_errors; 134 }; 135 #define BTRFS_IOCTL_DEV_REPLACE_CMD_START 0 136 #define BTRFS_IOCTL_DEV_REPLACE_CMD_STATUS 1 137 #define BTRFS_IOCTL_DEV_REPLACE_CMD_CANCEL 2 138 #define BTRFS_IOCTL_DEV_REPLACE_RESULT_NO_ERROR 0 139 #define BTRFS_IOCTL_DEV_REPLACE_RESULT_NOT_STARTED 1 140 #define BTRFS_IOCTL_DEV_REPLACE_RESULT_ALREADY_STARTED 2 141 #define BTRFS_IOCTL_DEV_REPLACE_RESULT_SCRUB_INPROGRESS 3 142 struct btrfs_ioctl_dev_replace_args { 143 __u64 cmd; 144 __u64 result; 145 union { 146 struct btrfs_ioctl_dev_replace_start_params start; 147 struct btrfs_ioctl_dev_replace_status_params status; 148 }; 149 __u64 spare[64]; 150 }; 151 struct btrfs_ioctl_dev_info_args { 152 __u64 devid; 153 __u8 uuid[BTRFS_UUID_SIZE]; 154 __u64 bytes_used; 155 __u64 total_bytes; 156 __u64 unused[379]; 157 __u8 path[BTRFS_DEVICE_PATH_NAME_MAX]; 158 }; 159 #define BTRFS_FS_INFO_FLAG_CSUM_INFO (1 << 0) 160 #define BTRFS_FS_INFO_FLAG_GENERATION (1 << 1) 161 #define BTRFS_FS_INFO_FLAG_METADATA_UUID (1 << 2) 162 struct btrfs_ioctl_fs_info_args { 163 __u64 max_id; 164 __u64 num_devices; 165 __u8 fsid[BTRFS_FSID_SIZE]; 166 __u32 nodesize; 167 __u32 sectorsize; 168 __u32 clone_alignment; 169 __u16 csum_type; 170 __u16 csum_size; 171 __u64 flags; 172 __u64 generation; 173 __u8 metadata_uuid[BTRFS_FSID_SIZE]; 174 __u8 reserved[944]; 175 }; 176 #define BTRFS_FEATURE_COMPAT_RO_FREE_SPACE_TREE (1ULL << 0) 177 #define BTRFS_FEATURE_COMPAT_RO_FREE_SPACE_TREE_VALID (1ULL << 1) 178 #define BTRFS_FEATURE_INCOMPAT_MIXED_BACKREF (1ULL << 0) 179 #define BTRFS_FEATURE_INCOMPAT_DEFAULT_SUBVOL (1ULL << 1) 180 #define BTRFS_FEATURE_INCOMPAT_MIXED_GROUPS (1ULL << 2) 181 #define BTRFS_FEATURE_INCOMPAT_COMPRESS_LZO (1ULL << 3) 182 #define BTRFS_FEATURE_INCOMPAT_COMPRESS_ZSTD (1ULL << 4) 183 #define BTRFS_FEATURE_INCOMPAT_BIG_METADATA (1ULL << 5) 184 #define BTRFS_FEATURE_INCOMPAT_EXTENDED_IREF (1ULL << 6) 185 #define BTRFS_FEATURE_INCOMPAT_RAID56 (1ULL << 7) 186 #define BTRFS_FEATURE_INCOMPAT_SKINNY_METADATA (1ULL << 8) 187 #define BTRFS_FEATURE_INCOMPAT_NO_HOLES (1ULL << 9) 188 #define BTRFS_FEATURE_INCOMPAT_METADATA_UUID (1ULL << 10) 189 #define BTRFS_FEATURE_INCOMPAT_RAID1C34 (1ULL << 11) 190 #define BTRFS_FEATURE_INCOMPAT_ZONED (1ULL << 12) 191 struct btrfs_ioctl_feature_flags { 192 __u64 compat_flags; 193 __u64 compat_ro_flags; 194 __u64 incompat_flags; 195 }; 196 #define BTRFS_BALANCE_CTL_PAUSE 1 197 #define BTRFS_BALANCE_CTL_CANCEL 2 198 struct btrfs_balance_args { 199 __u64 profiles; 200 union { 201 __u64 usage; 202 struct { 203 __u32 usage_min; 204 __u32 usage_max; 205 }; 206 }; 207 __u64 devid; 208 __u64 pstart; 209 __u64 pend; 210 __u64 vstart; 211 __u64 vend; 212 __u64 target; 213 __u64 flags; 214 union { 215 __u64 limit; 216 struct { 217 __u32 limit_min; 218 __u32 limit_max; 219 }; 220 }; 221 __u32 stripes_min; 222 __u32 stripes_max; 223 __u64 unused[6]; 224 } __attribute__((__packed__)); 225 struct btrfs_balance_progress { 226 __u64 expected; 227 __u64 considered; 228 __u64 completed; 229 }; 230 #define BTRFS_BALANCE_DATA (1ULL << 0) 231 #define BTRFS_BALANCE_SYSTEM (1ULL << 1) 232 #define BTRFS_BALANCE_METADATA (1ULL << 2) 233 #define BTRFS_BALANCE_TYPE_MASK (BTRFS_BALANCE_DATA | BTRFS_BALANCE_SYSTEM | BTRFS_BALANCE_METADATA) 234 #define BTRFS_BALANCE_FORCE (1ULL << 3) 235 #define BTRFS_BALANCE_RESUME (1ULL << 4) 236 #define BTRFS_BALANCE_ARGS_PROFILES (1ULL << 0) 237 #define BTRFS_BALANCE_ARGS_USAGE (1ULL << 1) 238 #define BTRFS_BALANCE_ARGS_DEVID (1ULL << 2) 239 #define BTRFS_BALANCE_ARGS_DRANGE (1ULL << 3) 240 #define BTRFS_BALANCE_ARGS_VRANGE (1ULL << 4) 241 #define BTRFS_BALANCE_ARGS_LIMIT (1ULL << 5) 242 #define BTRFS_BALANCE_ARGS_LIMIT_RANGE (1ULL << 6) 243 #define BTRFS_BALANCE_ARGS_STRIPES_RANGE (1ULL << 7) 244 #define BTRFS_BALANCE_ARGS_USAGE_RANGE (1ULL << 10) 245 #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) 246 #define BTRFS_BALANCE_ARGS_CONVERT (1ULL << 8) 247 #define BTRFS_BALANCE_ARGS_SOFT (1ULL << 9) 248 #define BTRFS_BALANCE_STATE_RUNNING (1ULL << 0) 249 #define BTRFS_BALANCE_STATE_PAUSE_REQ (1ULL << 1) 250 #define BTRFS_BALANCE_STATE_CANCEL_REQ (1ULL << 2) 251 struct btrfs_ioctl_balance_args { 252 __u64 flags; 253 __u64 state; 254 struct btrfs_balance_args data; 255 struct btrfs_balance_args meta; 256 struct btrfs_balance_args sys; 257 struct btrfs_balance_progress stat; 258 __u64 unused[72]; 259 }; 260 #define BTRFS_INO_LOOKUP_PATH_MAX 4080 261 struct btrfs_ioctl_ino_lookup_args { 262 __u64 treeid; 263 __u64 objectid; 264 char name[BTRFS_INO_LOOKUP_PATH_MAX]; 265 }; 266 #define BTRFS_INO_LOOKUP_USER_PATH_MAX (4080 - BTRFS_VOL_NAME_MAX - 1) 267 struct btrfs_ioctl_ino_lookup_user_args { 268 __u64 dirid; 269 __u64 treeid; 270 char name[BTRFS_VOL_NAME_MAX + 1]; 271 char path[BTRFS_INO_LOOKUP_USER_PATH_MAX]; 272 }; 273 struct btrfs_ioctl_search_key { 274 __u64 tree_id; 275 __u64 min_objectid; 276 __u64 max_objectid; 277 __u64 min_offset; 278 __u64 max_offset; 279 __u64 min_transid; 280 __u64 max_transid; 281 __u32 min_type; 282 __u32 max_type; 283 __u32 nr_items; 284 __u32 unused; 285 __u64 unused1; 286 __u64 unused2; 287 __u64 unused3; 288 __u64 unused4; 289 }; 290 struct btrfs_ioctl_search_header { 291 __u64 transid; 292 __u64 objectid; 293 __u64 offset; 294 __u32 type; 295 __u32 len; 296 }; 297 #define BTRFS_SEARCH_ARGS_BUFSIZE (4096 - sizeof(struct btrfs_ioctl_search_key)) 298 struct btrfs_ioctl_search_args { 299 struct btrfs_ioctl_search_key key; 300 char buf[BTRFS_SEARCH_ARGS_BUFSIZE]; 301 }; 302 struct btrfs_ioctl_search_args_v2 { 303 struct btrfs_ioctl_search_key key; 304 __u64 buf_size; 305 __u64 buf[0]; 306 }; 307 struct btrfs_ioctl_clone_range_args { 308 __s64 src_fd; 309 __u64 src_offset, src_length; 310 __u64 dest_offset; 311 }; 312 #define BTRFS_DEFRAG_RANGE_COMPRESS 1 313 #define BTRFS_DEFRAG_RANGE_START_IO 2 314 struct btrfs_ioctl_defrag_range_args { 315 __u64 start; 316 __u64 len; 317 __u64 flags; 318 __u32 extent_thresh; 319 __u32 compress_type; 320 __u32 unused[4]; 321 }; 322 #define BTRFS_SAME_DATA_DIFFERS 1 323 struct btrfs_ioctl_same_extent_info { 324 __s64 fd; 325 __u64 logical_offset; 326 __u64 bytes_deduped; 327 __s32 status; 328 __u32 reserved; 329 }; 330 struct btrfs_ioctl_same_args { 331 __u64 logical_offset; 332 __u64 length; 333 __u16 dest_count; 334 __u16 reserved1; 335 __u32 reserved2; 336 struct btrfs_ioctl_same_extent_info info[0]; 337 }; 338 struct btrfs_ioctl_space_info { 339 __u64 flags; 340 __u64 total_bytes; 341 __u64 used_bytes; 342 }; 343 struct btrfs_ioctl_space_args { 344 __u64 space_slots; 345 __u64 total_spaces; 346 struct btrfs_ioctl_space_info spaces[0]; 347 }; 348 struct btrfs_data_container { 349 __u32 bytes_left; 350 __u32 bytes_missing; 351 __u32 elem_cnt; 352 __u32 elem_missed; 353 __u64 val[0]; 354 }; 355 struct btrfs_ioctl_ino_path_args { 356 __u64 inum; 357 __u64 size; 358 __u64 reserved[4]; 359 __u64 fspath; 360 }; 361 struct btrfs_ioctl_logical_ino_args { 362 __u64 logical; 363 __u64 size; 364 __u64 reserved[3]; 365 __u64 flags; 366 __u64 inodes; 367 }; 368 #define BTRFS_LOGICAL_INO_ARGS_IGNORE_OFFSET (1ULL << 0) 369 enum btrfs_dev_stat_values { 370 BTRFS_DEV_STAT_WRITE_ERRS, 371 BTRFS_DEV_STAT_READ_ERRS, 372 BTRFS_DEV_STAT_FLUSH_ERRS, 373 BTRFS_DEV_STAT_CORRUPTION_ERRS, 374 BTRFS_DEV_STAT_GENERATION_ERRS, 375 BTRFS_DEV_STAT_VALUES_MAX 376 }; 377 #define BTRFS_DEV_STATS_RESET (1ULL << 0) 378 struct btrfs_ioctl_get_dev_stats { 379 __u64 devid; 380 __u64 nr_items; 381 __u64 flags; 382 __u64 values[BTRFS_DEV_STAT_VALUES_MAX]; 383 __u64 unused[128 - 2 - BTRFS_DEV_STAT_VALUES_MAX]; 384 }; 385 #define BTRFS_QUOTA_CTL_ENABLE 1 386 #define BTRFS_QUOTA_CTL_DISABLE 2 387 #define BTRFS_QUOTA_CTL_RESCAN__NOTUSED 3 388 struct btrfs_ioctl_quota_ctl_args { 389 __u64 cmd; 390 __u64 status; 391 }; 392 struct btrfs_ioctl_quota_rescan_args { 393 __u64 flags; 394 __u64 progress; 395 __u64 reserved[6]; 396 }; 397 struct btrfs_ioctl_qgroup_assign_args { 398 __u64 assign; 399 __u64 src; 400 __u64 dst; 401 }; 402 struct btrfs_ioctl_qgroup_create_args { 403 __u64 create; 404 __u64 qgroupid; 405 }; 406 struct btrfs_ioctl_timespec { 407 __u64 sec; 408 __u32 nsec; 409 }; 410 struct btrfs_ioctl_received_subvol_args { 411 char uuid[BTRFS_UUID_SIZE]; 412 __u64 stransid; 413 __u64 rtransid; 414 struct btrfs_ioctl_timespec stime; 415 struct btrfs_ioctl_timespec rtime; 416 __u64 flags; 417 __u64 reserved[16]; 418 }; 419 #define BTRFS_SEND_FLAG_NO_FILE_DATA 0x1 420 #define BTRFS_SEND_FLAG_OMIT_STREAM_HEADER 0x2 421 #define BTRFS_SEND_FLAG_OMIT_END_CMD 0x4 422 #define BTRFS_SEND_FLAG_MASK (BTRFS_SEND_FLAG_NO_FILE_DATA | BTRFS_SEND_FLAG_OMIT_STREAM_HEADER | BTRFS_SEND_FLAG_OMIT_END_CMD) 423 struct btrfs_ioctl_send_args { 424 __s64 send_fd; 425 __u64 clone_sources_count; 426 __u64 __user * clone_sources; 427 __u64 parent_root; 428 __u64 flags; 429 __u64 reserved[4]; 430 }; 431 struct btrfs_ioctl_get_subvol_info_args { 432 __u64 treeid; 433 char name[BTRFS_VOL_NAME_MAX + 1]; 434 __u64 parent_id; 435 __u64 dirid; 436 __u64 generation; 437 __u64 flags; 438 __u8 uuid[BTRFS_UUID_SIZE]; 439 __u8 parent_uuid[BTRFS_UUID_SIZE]; 440 __u8 received_uuid[BTRFS_UUID_SIZE]; 441 __u64 ctransid; 442 __u64 otransid; 443 __u64 stransid; 444 __u64 rtransid; 445 struct btrfs_ioctl_timespec ctime; 446 struct btrfs_ioctl_timespec otime; 447 struct btrfs_ioctl_timespec stime; 448 struct btrfs_ioctl_timespec rtime; 449 __u64 reserved[8]; 450 }; 451 #define BTRFS_MAX_ROOTREF_BUFFER_NUM 255 452 struct btrfs_ioctl_get_subvol_rootref_args { 453 __u64 min_treeid; 454 struct { 455 __u64 treeid; 456 __u64 dirid; 457 } rootref[BTRFS_MAX_ROOTREF_BUFFER_NUM]; 458 __u8 num_items; 459 __u8 align[7]; 460 }; 461 enum btrfs_err_code { 462 BTRFS_ERROR_DEV_RAID1_MIN_NOT_MET = 1, 463 BTRFS_ERROR_DEV_RAID10_MIN_NOT_MET, 464 BTRFS_ERROR_DEV_RAID5_MIN_NOT_MET, 465 BTRFS_ERROR_DEV_RAID6_MIN_NOT_MET, 466 BTRFS_ERROR_DEV_TGT_REPLACE, 467 BTRFS_ERROR_DEV_MISSING_NOT_FOUND, 468 BTRFS_ERROR_DEV_ONLY_WRITABLE, 469 BTRFS_ERROR_DEV_EXCL_RUN_IN_PROGRESS, 470 BTRFS_ERROR_DEV_RAID1C3_MIN_NOT_MET, 471 BTRFS_ERROR_DEV_RAID1C4_MIN_NOT_MET, 472 }; 473 #define BTRFS_IOC_SNAP_CREATE _IOW(BTRFS_IOCTL_MAGIC, 1, struct btrfs_ioctl_vol_args) 474 #define BTRFS_IOC_DEFRAG _IOW(BTRFS_IOCTL_MAGIC, 2, struct btrfs_ioctl_vol_args) 475 #define BTRFS_IOC_RESIZE _IOW(BTRFS_IOCTL_MAGIC, 3, struct btrfs_ioctl_vol_args) 476 #define BTRFS_IOC_SCAN_DEV _IOW(BTRFS_IOCTL_MAGIC, 4, struct btrfs_ioctl_vol_args) 477 #define BTRFS_IOC_FORGET_DEV _IOW(BTRFS_IOCTL_MAGIC, 5, struct btrfs_ioctl_vol_args) 478 #define BTRFS_IOC_TRANS_START _IO(BTRFS_IOCTL_MAGIC, 6) 479 #define BTRFS_IOC_TRANS_END _IO(BTRFS_IOCTL_MAGIC, 7) 480 #define BTRFS_IOC_SYNC _IO(BTRFS_IOCTL_MAGIC, 8) 481 #define BTRFS_IOC_CLONE _IOW(BTRFS_IOCTL_MAGIC, 9, int) 482 #define BTRFS_IOC_ADD_DEV _IOW(BTRFS_IOCTL_MAGIC, 10, struct btrfs_ioctl_vol_args) 483 #define BTRFS_IOC_RM_DEV _IOW(BTRFS_IOCTL_MAGIC, 11, struct btrfs_ioctl_vol_args) 484 #define BTRFS_IOC_BALANCE _IOW(BTRFS_IOCTL_MAGIC, 12, struct btrfs_ioctl_vol_args) 485 #define BTRFS_IOC_CLONE_RANGE _IOW(BTRFS_IOCTL_MAGIC, 13, struct btrfs_ioctl_clone_range_args) 486 #define BTRFS_IOC_SUBVOL_CREATE _IOW(BTRFS_IOCTL_MAGIC, 14, struct btrfs_ioctl_vol_args) 487 #define BTRFS_IOC_SNAP_DESTROY _IOW(BTRFS_IOCTL_MAGIC, 15, struct btrfs_ioctl_vol_args) 488 #define BTRFS_IOC_DEFRAG_RANGE _IOW(BTRFS_IOCTL_MAGIC, 16, struct btrfs_ioctl_defrag_range_args) 489 #define BTRFS_IOC_TREE_SEARCH _IOWR(BTRFS_IOCTL_MAGIC, 17, struct btrfs_ioctl_search_args) 490 #define BTRFS_IOC_TREE_SEARCH_V2 _IOWR(BTRFS_IOCTL_MAGIC, 17, struct btrfs_ioctl_search_args_v2) 491 #define BTRFS_IOC_INO_LOOKUP _IOWR(BTRFS_IOCTL_MAGIC, 18, struct btrfs_ioctl_ino_lookup_args) 492 #define BTRFS_IOC_DEFAULT_SUBVOL _IOW(BTRFS_IOCTL_MAGIC, 19, __u64) 493 #define BTRFS_IOC_SPACE_INFO _IOWR(BTRFS_IOCTL_MAGIC, 20, struct btrfs_ioctl_space_args) 494 #define BTRFS_IOC_START_SYNC _IOR(BTRFS_IOCTL_MAGIC, 24, __u64) 495 #define BTRFS_IOC_WAIT_SYNC _IOW(BTRFS_IOCTL_MAGIC, 22, __u64) 496 #define BTRFS_IOC_SNAP_CREATE_V2 _IOW(BTRFS_IOCTL_MAGIC, 23, struct btrfs_ioctl_vol_args_v2) 497 #define BTRFS_IOC_SUBVOL_CREATE_V2 _IOW(BTRFS_IOCTL_MAGIC, 24, struct btrfs_ioctl_vol_args_v2) 498 #define BTRFS_IOC_SUBVOL_GETFLAGS _IOR(BTRFS_IOCTL_MAGIC, 25, __u64) 499 #define BTRFS_IOC_SUBVOL_SETFLAGS _IOW(BTRFS_IOCTL_MAGIC, 26, __u64) 500 #define BTRFS_IOC_SCRUB _IOWR(BTRFS_IOCTL_MAGIC, 27, struct btrfs_ioctl_scrub_args) 501 #define BTRFS_IOC_SCRUB_CANCEL _IO(BTRFS_IOCTL_MAGIC, 28) 502 #define BTRFS_IOC_SCRUB_PROGRESS _IOWR(BTRFS_IOCTL_MAGIC, 29, struct btrfs_ioctl_scrub_args) 503 #define BTRFS_IOC_DEV_INFO _IOWR(BTRFS_IOCTL_MAGIC, 30, struct btrfs_ioctl_dev_info_args) 504 #define BTRFS_IOC_FS_INFO _IOR(BTRFS_IOCTL_MAGIC, 31, struct btrfs_ioctl_fs_info_args) 505 #define BTRFS_IOC_BALANCE_V2 _IOWR(BTRFS_IOCTL_MAGIC, 32, struct btrfs_ioctl_balance_args) 506 #define BTRFS_IOC_BALANCE_CTL _IOW(BTRFS_IOCTL_MAGIC, 33, int) 507 #define BTRFS_IOC_BALANCE_PROGRESS _IOR(BTRFS_IOCTL_MAGIC, 34, struct btrfs_ioctl_balance_args) 508 #define BTRFS_IOC_INO_PATHS _IOWR(BTRFS_IOCTL_MAGIC, 35, struct btrfs_ioctl_ino_path_args) 509 #define BTRFS_IOC_LOGICAL_INO _IOWR(BTRFS_IOCTL_MAGIC, 36, struct btrfs_ioctl_logical_ino_args) 510 #define BTRFS_IOC_SET_RECEIVED_SUBVOL _IOWR(BTRFS_IOCTL_MAGIC, 37, struct btrfs_ioctl_received_subvol_args) 511 #define BTRFS_IOC_SEND _IOW(BTRFS_IOCTL_MAGIC, 38, struct btrfs_ioctl_send_args) 512 #define BTRFS_IOC_DEVICES_READY _IOR(BTRFS_IOCTL_MAGIC, 39, struct btrfs_ioctl_vol_args) 513 #define BTRFS_IOC_QUOTA_CTL _IOWR(BTRFS_IOCTL_MAGIC, 40, struct btrfs_ioctl_quota_ctl_args) 514 #define BTRFS_IOC_QGROUP_ASSIGN _IOW(BTRFS_IOCTL_MAGIC, 41, struct btrfs_ioctl_qgroup_assign_args) 515 #define BTRFS_IOC_QGROUP_CREATE _IOW(BTRFS_IOCTL_MAGIC, 42, struct btrfs_ioctl_qgroup_create_args) 516 #define BTRFS_IOC_QGROUP_LIMIT _IOR(BTRFS_IOCTL_MAGIC, 43, struct btrfs_ioctl_qgroup_limit_args) 517 #define BTRFS_IOC_QUOTA_RESCAN _IOW(BTRFS_IOCTL_MAGIC, 44, struct btrfs_ioctl_quota_rescan_args) 518 #define BTRFS_IOC_QUOTA_RESCAN_STATUS _IOR(BTRFS_IOCTL_MAGIC, 45, struct btrfs_ioctl_quota_rescan_args) 519 #define BTRFS_IOC_QUOTA_RESCAN_WAIT _IO(BTRFS_IOCTL_MAGIC, 46) 520 #define BTRFS_IOC_GET_FSLABEL FS_IOC_GETFSLABEL 521 #define BTRFS_IOC_SET_FSLABEL FS_IOC_SETFSLABEL 522 #define BTRFS_IOC_GET_DEV_STATS _IOWR(BTRFS_IOCTL_MAGIC, 52, struct btrfs_ioctl_get_dev_stats) 523 #define BTRFS_IOC_DEV_REPLACE _IOWR(BTRFS_IOCTL_MAGIC, 53, struct btrfs_ioctl_dev_replace_args) 524 #define BTRFS_IOC_FILE_EXTENT_SAME _IOWR(BTRFS_IOCTL_MAGIC, 54, struct btrfs_ioctl_same_args) 525 #define BTRFS_IOC_GET_FEATURES _IOR(BTRFS_IOCTL_MAGIC, 57, struct btrfs_ioctl_feature_flags) 526 #define BTRFS_IOC_SET_FEATURES _IOW(BTRFS_IOCTL_MAGIC, 57, struct btrfs_ioctl_feature_flags[2]) 527 #define BTRFS_IOC_GET_SUPPORTED_FEATURES _IOR(BTRFS_IOCTL_MAGIC, 57, struct btrfs_ioctl_feature_flags[3]) 528 #define BTRFS_IOC_RM_DEV_V2 _IOW(BTRFS_IOCTL_MAGIC, 58, struct btrfs_ioctl_vol_args_v2) 529 #define BTRFS_IOC_LOGICAL_INO_V2 _IOWR(BTRFS_IOCTL_MAGIC, 59, struct btrfs_ioctl_logical_ino_args) 530 #define BTRFS_IOC_GET_SUBVOL_INFO _IOR(BTRFS_IOCTL_MAGIC, 60, struct btrfs_ioctl_get_subvol_info_args) 531 #define BTRFS_IOC_GET_SUBVOL_ROOTREF _IOWR(BTRFS_IOCTL_MAGIC, 61, struct btrfs_ioctl_get_subvol_rootref_args) 532 #define BTRFS_IOC_INO_LOOKUP_USER _IOWR(BTRFS_IOCTL_MAGIC, 62, struct btrfs_ioctl_ino_lookup_user_args) 533 #define BTRFS_IOC_SNAP_DESTROY_V2 _IOW(BTRFS_IOCTL_MAGIC, 63, struct btrfs_ioctl_vol_args_v2) 534 #endif 535