1 /* 2 * This header was generated from the Linux kernel headers by update_headers.py, 3 * to provide necessary information from kernel to userspace, such as constants, 4 * structures, and macros, and thus, contains no copyrightable information. 5 */ 6 #ifndef _UAPI_LINUX_BTRFS_H 7 #define _UAPI_LINUX_BTRFS_H 8 #include <linux/types.h> 9 #include <linux/ioctl.h> 10 #define BTRFS_IOCTL_MAGIC 0x94 11 #define BTRFS_VOL_NAME_MAX 255 12 #define BTRFS_LABEL_SIZE 256 13 #define BTRFS_PATH_NAME_MAX 4087 14 struct btrfs_ioctl_vol_args { 15 __s64 fd; 16 char name[BTRFS_PATH_NAME_MAX + 1]; 17 }; 18 #define BTRFS_DEVICE_PATH_NAME_MAX 1024 19 #define BTRFS_SUBVOL_NAME_MAX 4039 20 #define BTRFS_SUBVOL_CREATE_ASYNC (1ULL << 0) 21 #define BTRFS_SUBVOL_RDONLY (1ULL << 1) 22 #define BTRFS_SUBVOL_QGROUP_INHERIT (1ULL << 2) 23 #define BTRFS_DEVICE_SPEC_BY_ID (1ULL << 3) 24 #define BTRFS_VOL_ARG_V2_FLAGS_SUPPORTED \ 25 (BTRFS_SUBVOL_CREATE_ASYNC | \ 26 BTRFS_SUBVOL_RDONLY | \ 27 BTRFS_SUBVOL_QGROUP_INHERIT | \ 28 BTRFS_DEVICE_SPEC_BY_ID) 29 #define BTRFS_FSID_SIZE 16 30 #define BTRFS_UUID_SIZE 16 31 #define BTRFS_UUID_UNPARSED_SIZE 37 32 #define BTRFS_QGROUP_LIMIT_MAX_RFER (1ULL << 0) 33 #define BTRFS_QGROUP_LIMIT_MAX_EXCL (1ULL << 1) 34 #define BTRFS_QGROUP_LIMIT_RSV_RFER (1ULL << 2) 35 #define BTRFS_QGROUP_LIMIT_RSV_EXCL (1ULL << 3) 36 #define BTRFS_QGROUP_LIMIT_RFER_CMPR (1ULL << 4) 37 #define BTRFS_QGROUP_LIMIT_EXCL_CMPR (1ULL << 5) 38 struct btrfs_qgroup_limit { 39 __u64 flags; 40 __u64 max_rfer; 41 __u64 max_excl; 42 __u64 rsv_rfer; 43 __u64 rsv_excl; 44 }; 45 #define BTRFS_QGROUP_INHERIT_SET_LIMITS (1ULL << 0) 46 struct btrfs_qgroup_inherit { 47 __u64 flags; 48 __u64 num_qgroups; 49 __u64 num_ref_copies; 50 __u64 num_excl_copies; 51 struct btrfs_qgroup_limit lim; 52 __u64 qgroups[0]; 53 }; 54 struct btrfs_ioctl_qgroup_limit_args { 55 __u64 qgroupid; 56 struct btrfs_qgroup_limit lim; 57 }; 58 struct btrfs_ioctl_vol_args_v2 { 59 __s64 fd; 60 __u64 transid; 61 __u64 flags; 62 union { 63 struct { 64 __u64 size; 65 struct btrfs_qgroup_inherit __user *qgroup_inherit; 66 }; 67 __u64 unused[4]; 68 }; 69 union { 70 char name[BTRFS_SUBVOL_NAME_MAX + 1]; 71 __u64 devid; 72 }; 73 }; 74 struct btrfs_scrub_progress { 75 __u64 data_extents_scrubbed; 76 __u64 tree_extents_scrubbed; 77 __u64 data_bytes_scrubbed; 78 __u64 tree_bytes_scrubbed; 79 __u64 read_errors; 80 __u64 csum_errors; 81 __u64 verify_errors; 82 __u64 no_csum; 83 __u64 csum_discards; 84 __u64 super_errors; 85 __u64 malloc_errors; 86 __u64 uncorrectable_errors; 87 __u64 corrected_errors; 88 __u64 last_physical; 89 __u64 unverified_errors; 90 }; 91 #define BTRFS_SCRUB_READONLY 1 92 struct btrfs_ioctl_scrub_args { 93 __u64 devid; 94 __u64 start; 95 __u64 end; 96 __u64 flags; 97 struct btrfs_scrub_progress progress; 98 99 __u64 unused[(1024-32-sizeof(struct btrfs_scrub_progress))/8]; 100 }; 101 #define BTRFS_IOCTL_DEV_REPLACE_CONT_READING_FROM_SRCDEV_MODE_ALWAYS 0 102 #define BTRFS_IOCTL_DEV_REPLACE_CONT_READING_FROM_SRCDEV_MODE_AVOID 1 103 struct btrfs_ioctl_dev_replace_start_params { 104 __u64 srcdevid; 105 __u64 cont_reading_from_srcdev_mode; 106 __u8 srcdev_name[BTRFS_DEVICE_PATH_NAME_MAX + 1]; 107 __u8 tgtdev_name[BTRFS_DEVICE_PATH_NAME_MAX + 1]; 108 }; 109 #define BTRFS_IOCTL_DEV_REPLACE_STATE_NEVER_STARTED 0 110 #define BTRFS_IOCTL_DEV_REPLACE_STATE_STARTED 1 111 #define BTRFS_IOCTL_DEV_REPLACE_STATE_FINISHED 2 112 #define BTRFS_IOCTL_DEV_REPLACE_STATE_CANCELED 3 113 #define BTRFS_IOCTL_DEV_REPLACE_STATE_SUSPENDED 4 114 struct btrfs_ioctl_dev_replace_status_params { 115 __u64 replace_state; 116 __u64 progress_1000; 117 __u64 time_started; 118 __u64 time_stopped; 119 __u64 num_write_errors; 120 __u64 num_uncorrectable_read_errors; 121 }; 122 #define BTRFS_IOCTL_DEV_REPLACE_CMD_START 0 123 #define BTRFS_IOCTL_DEV_REPLACE_CMD_STATUS 1 124 #define BTRFS_IOCTL_DEV_REPLACE_CMD_CANCEL 2 125 #define BTRFS_IOCTL_DEV_REPLACE_RESULT_NO_ERROR 0 126 #define BTRFS_IOCTL_DEV_REPLACE_RESULT_NOT_STARTED 1 127 #define BTRFS_IOCTL_DEV_REPLACE_RESULT_ALREADY_STARTED 2 128 #define BTRFS_IOCTL_DEV_REPLACE_RESULT_SCRUB_INPROGRESS 3 129 struct btrfs_ioctl_dev_replace_args { 130 __u64 cmd; 131 __u64 result; 132 union { 133 struct btrfs_ioctl_dev_replace_start_params start; 134 struct btrfs_ioctl_dev_replace_status_params status; 135 }; 136 __u64 spare[64]; 137 }; 138 struct btrfs_ioctl_dev_info_args { 139 __u64 devid; 140 __u8 uuid[BTRFS_UUID_SIZE]; 141 __u64 bytes_used; 142 __u64 total_bytes; 143 __u64 unused[379]; 144 __u8 path[BTRFS_DEVICE_PATH_NAME_MAX]; 145 }; 146 struct btrfs_ioctl_fs_info_args { 147 __u64 max_id; 148 __u64 num_devices; 149 __u8 fsid[BTRFS_FSID_SIZE]; 150 __u32 nodesize; 151 __u32 sectorsize; 152 __u32 clone_alignment; 153 __u32 reserved32; 154 __u64 reserved[122]; 155 }; 156 #define BTRFS_FEATURE_COMPAT_RO_FREE_SPACE_TREE (1ULL << 0) 157 #define BTRFS_FEATURE_COMPAT_RO_FREE_SPACE_TREE_VALID (1ULL << 1) 158 #define BTRFS_FEATURE_INCOMPAT_MIXED_BACKREF (1ULL << 0) 159 #define BTRFS_FEATURE_INCOMPAT_DEFAULT_SUBVOL (1ULL << 1) 160 #define BTRFS_FEATURE_INCOMPAT_MIXED_GROUPS (1ULL << 2) 161 #define BTRFS_FEATURE_INCOMPAT_COMPRESS_LZO (1ULL << 3) 162 #define BTRFS_FEATURE_INCOMPAT_COMPRESS_ZSTD (1ULL << 4) 163 #define BTRFS_FEATURE_INCOMPAT_BIG_METADATA (1ULL << 5) 164 #define BTRFS_FEATURE_INCOMPAT_EXTENDED_IREF (1ULL << 6) 165 #define BTRFS_FEATURE_INCOMPAT_RAID56 (1ULL << 7) 166 #define BTRFS_FEATURE_INCOMPAT_SKINNY_METADATA (1ULL << 8) 167 #define BTRFS_FEATURE_INCOMPAT_NO_HOLES (1ULL << 9) 168 struct btrfs_ioctl_feature_flags { 169 __u64 compat_flags; 170 __u64 compat_ro_flags; 171 __u64 incompat_flags; 172 }; 173 #define BTRFS_BALANCE_CTL_PAUSE 1 174 #define BTRFS_BALANCE_CTL_CANCEL 2 175 struct btrfs_balance_args { 176 __u64 profiles; 177 union { 178 __u64 usage; 179 struct { 180 __u32 usage_min; 181 __u32 usage_max; 182 }; 183 }; 184 __u64 devid; 185 __u64 pstart; 186 __u64 pend; 187 __u64 vstart; 188 __u64 vend; 189 __u64 target; 190 __u64 flags; 191 192 union { 193 __u64 limit; 194 struct { 195 __u32 limit_min; 196 __u32 limit_max; 197 }; 198 }; 199 200 __u32 stripes_min; 201 __u32 stripes_max; 202 __u64 unused[6]; 203 } __attribute__ ((__packed__)); 204 struct btrfs_balance_progress { 205 __u64 expected; 206 __u64 considered; 207 __u64 completed; 208 }; 209 #define BTRFS_BALANCE_DATA (1ULL << 0) 210 #define BTRFS_BALANCE_SYSTEM (1ULL << 1) 211 #define BTRFS_BALANCE_METADATA (1ULL << 2) 212 #define BTRFS_BALANCE_TYPE_MASK (BTRFS_BALANCE_DATA | \ 213 BTRFS_BALANCE_SYSTEM | \ 214 BTRFS_BALANCE_METADATA) 215 #define BTRFS_BALANCE_FORCE (1ULL << 3) 216 #define BTRFS_BALANCE_RESUME (1ULL << 4) 217 #define BTRFS_BALANCE_ARGS_PROFILES (1ULL << 0) 218 #define BTRFS_BALANCE_ARGS_USAGE (1ULL << 1) 219 #define BTRFS_BALANCE_ARGS_DEVID (1ULL << 2) 220 #define BTRFS_BALANCE_ARGS_DRANGE (1ULL << 3) 221 #define BTRFS_BALANCE_ARGS_VRANGE (1ULL << 4) 222 #define BTRFS_BALANCE_ARGS_LIMIT (1ULL << 5) 223 #define BTRFS_BALANCE_ARGS_LIMIT_RANGE (1ULL << 6) 224 #define BTRFS_BALANCE_ARGS_STRIPES_RANGE (1ULL << 7) 225 #define BTRFS_BALANCE_ARGS_USAGE_RANGE (1ULL << 10) 226 #define BTRFS_BALANCE_ARGS_MASK \ 227 (BTRFS_BALANCE_ARGS_PROFILES | \ 228 BTRFS_BALANCE_ARGS_USAGE | \ 229 BTRFS_BALANCE_ARGS_DEVID | \ 230 BTRFS_BALANCE_ARGS_DRANGE | \ 231 BTRFS_BALANCE_ARGS_VRANGE | \ 232 BTRFS_BALANCE_ARGS_LIMIT | \ 233 BTRFS_BALANCE_ARGS_LIMIT_RANGE | \ 234 BTRFS_BALANCE_ARGS_STRIPES_RANGE | \ 235 BTRFS_BALANCE_ARGS_USAGE_RANGE) 236 #define BTRFS_BALANCE_ARGS_CONVERT (1ULL << 8) 237 #define BTRFS_BALANCE_ARGS_SOFT (1ULL << 9) 238 #define BTRFS_BALANCE_STATE_RUNNING (1ULL << 0) 239 #define BTRFS_BALANCE_STATE_PAUSE_REQ (1ULL << 1) 240 #define BTRFS_BALANCE_STATE_CANCEL_REQ (1ULL << 2) 241 struct btrfs_ioctl_balance_args { 242 __u64 flags; 243 __u64 state; 244 struct btrfs_balance_args data; 245 struct btrfs_balance_args meta; 246 struct btrfs_balance_args sys; 247 struct btrfs_balance_progress stat; 248 __u64 unused[72]; 249 }; 250 #define BTRFS_INO_LOOKUP_PATH_MAX 4080 251 struct btrfs_ioctl_ino_lookup_args { 252 __u64 treeid; 253 __u64 objectid; 254 char name[BTRFS_INO_LOOKUP_PATH_MAX]; 255 }; 256 #define BTRFS_INO_LOOKUP_USER_PATH_MAX (4080 - BTRFS_VOL_NAME_MAX - 1) 257 struct btrfs_ioctl_ino_lookup_user_args { 258 259 __u64 dirid; 260 261 __u64 treeid; 262 263 char name[BTRFS_VOL_NAME_MAX + 1]; 264 265 char path[BTRFS_INO_LOOKUP_USER_PATH_MAX]; 266 }; 267 struct btrfs_ioctl_search_key { 268 269 __u64 tree_id; 270 271 __u64 min_objectid; 272 __u64 max_objectid; 273 __u64 min_offset; 274 __u64 max_offset; 275 __u64 min_transid; 276 __u64 max_transid; 277 __u32 min_type; 278 __u32 max_type; 279 280 __u32 nr_items; 281 282 __u32 unused; 283 284 __u64 unused1; 285 __u64 unused2; 286 __u64 unused3; 287 __u64 unused4; 288 }; 289 struct btrfs_ioctl_search_header { 290 __u64 transid; 291 __u64 objectid; 292 __u64 offset; 293 __u32 type; 294 __u32 len; 295 }; 296 #define BTRFS_SEARCH_ARGS_BUFSIZE (4096 - sizeof(struct btrfs_ioctl_search_key)) 297 struct btrfs_ioctl_search_args { 298 struct btrfs_ioctl_search_key key; 299 char buf[BTRFS_SEARCH_ARGS_BUFSIZE]; 300 }; 301 struct btrfs_ioctl_search_args_v2 { 302 struct btrfs_ioctl_search_key key; 303 __u64 buf_size; 304 __u64 buf[0]; 305 }; 306 struct btrfs_ioctl_clone_range_args { 307 __s64 src_fd; 308 __u64 src_offset, src_length; 309 __u64 dest_offset; 310 }; 311 #define BTRFS_DEFRAG_RANGE_COMPRESS 1 312 #define BTRFS_DEFRAG_RANGE_START_IO 2 313 struct btrfs_ioctl_defrag_range_args { 314 315 __u64 start; 316 317 __u64 len; 318 319 __u64 flags; 320 321 __u32 extent_thresh; 322 323 __u32 compress_type; 324 325 __u32 unused[4]; 326 }; 327 #define BTRFS_SAME_DATA_DIFFERS 1 328 struct btrfs_ioctl_same_extent_info { 329 __s64 fd; 330 __u64 logical_offset; 331 __u64 bytes_deduped; 332 333 __s32 status; 334 __u32 reserved; 335 }; 336 struct btrfs_ioctl_same_args { 337 __u64 logical_offset; 338 __u64 length; 339 __u16 dest_count; 340 __u16 reserved1; 341 __u32 reserved2; 342 struct btrfs_ioctl_same_extent_info info[0]; 343 }; 344 struct btrfs_ioctl_space_info { 345 __u64 flags; 346 __u64 total_bytes; 347 __u64 used_bytes; 348 }; 349 struct btrfs_ioctl_space_args { 350 __u64 space_slots; 351 __u64 total_spaces; 352 struct btrfs_ioctl_space_info spaces[0]; 353 }; 354 struct btrfs_data_container { 355 __u32 bytes_left; 356 __u32 bytes_missing; 357 __u32 elem_cnt; 358 __u32 elem_missed; 359 __u64 val[0]; 360 }; 361 struct btrfs_ioctl_ino_path_args { 362 __u64 inum; 363 __u64 size; 364 __u64 reserved[4]; 365 366 __u64 fspath; 367 }; 368 struct btrfs_ioctl_logical_ino_args { 369 __u64 logical; 370 __u64 size; 371 __u64 reserved[3]; 372 __u64 flags; 373 374 __u64 inodes; 375 }; 376 #define BTRFS_LOGICAL_INO_ARGS_IGNORE_OFFSET (1ULL << 0) 377 enum btrfs_dev_stat_values { 378 379 BTRFS_DEV_STAT_WRITE_ERRS, 380 BTRFS_DEV_STAT_READ_ERRS, 381 BTRFS_DEV_STAT_FLUSH_ERRS, 382 383 BTRFS_DEV_STAT_CORRUPTION_ERRS, 384 BTRFS_DEV_STAT_GENERATION_ERRS, 385 BTRFS_DEV_STAT_VALUES_MAX 386 }; 387 #define BTRFS_DEV_STATS_RESET (1ULL << 0) 388 struct btrfs_ioctl_get_dev_stats { 389 __u64 devid; 390 __u64 nr_items; 391 __u64 flags; 392 393 __u64 values[BTRFS_DEV_STAT_VALUES_MAX]; 394 __u64 unused[128 - 2 - BTRFS_DEV_STAT_VALUES_MAX]; 395 }; 396 #define BTRFS_QUOTA_CTL_ENABLE 1 397 #define BTRFS_QUOTA_CTL_DISABLE 2 398 #define BTRFS_QUOTA_CTL_RESCAN__NOTUSED 3 399 struct btrfs_ioctl_quota_ctl_args { 400 __u64 cmd; 401 __u64 status; 402 }; 403 struct btrfs_ioctl_quota_rescan_args { 404 __u64 flags; 405 __u64 progress; 406 __u64 reserved[6]; 407 }; 408 struct btrfs_ioctl_qgroup_assign_args { 409 __u64 assign; 410 __u64 src; 411 __u64 dst; 412 }; 413 struct btrfs_ioctl_qgroup_create_args { 414 __u64 create; 415 __u64 qgroupid; 416 }; 417 struct btrfs_ioctl_timespec { 418 __u64 sec; 419 __u32 nsec; 420 }; 421 struct btrfs_ioctl_received_subvol_args { 422 char uuid[BTRFS_UUID_SIZE]; 423 __u64 stransid; 424 __u64 rtransid; 425 struct btrfs_ioctl_timespec stime; 426 struct btrfs_ioctl_timespec rtime; 427 __u64 flags; 428 __u64 reserved[16]; 429 }; 430 #define BTRFS_SEND_FLAG_NO_FILE_DATA 0x1 431 #define BTRFS_SEND_FLAG_OMIT_STREAM_HEADER 0x2 432 #define BTRFS_SEND_FLAG_OMIT_END_CMD 0x4 433 #define BTRFS_SEND_FLAG_MASK \ 434 (BTRFS_SEND_FLAG_NO_FILE_DATA | \ 435 BTRFS_SEND_FLAG_OMIT_STREAM_HEADER | \ 436 BTRFS_SEND_FLAG_OMIT_END_CMD) 437 struct btrfs_ioctl_send_args { 438 __s64 send_fd; 439 __u64 clone_sources_count; 440 __u64 __user *clone_sources; 441 __u64 parent_root; 442 __u64 flags; 443 __u64 reserved[4]; 444 }; 445 struct btrfs_ioctl_get_subvol_info_args { 446 447 __u64 treeid; 448 449 char name[BTRFS_VOL_NAME_MAX + 1]; 450 451 __u64 parent_id; 452 453 __u64 dirid; 454 455 __u64 generation; 456 457 __u64 flags; 458 459 __u8 uuid[BTRFS_UUID_SIZE]; 460 461 __u8 parent_uuid[BTRFS_UUID_SIZE]; 462 463 __u8 received_uuid[BTRFS_UUID_SIZE]; 464 465 __u64 ctransid; 466 __u64 otransid; 467 __u64 stransid; 468 __u64 rtransid; 469 470 struct btrfs_ioctl_timespec ctime; 471 struct btrfs_ioctl_timespec otime; 472 struct btrfs_ioctl_timespec stime; 473 struct btrfs_ioctl_timespec rtime; 474 475 __u64 reserved[8]; 476 }; 477 #define BTRFS_MAX_ROOTREF_BUFFER_NUM 255 478 struct btrfs_ioctl_get_subvol_rootref_args { 479 480 __u64 min_treeid; 481 482 struct { 483 __u64 treeid; 484 __u64 dirid; 485 } rootref[BTRFS_MAX_ROOTREF_BUFFER_NUM]; 486 487 __u8 num_items; 488 __u8 align[7]; 489 }; 490 enum btrfs_err_code { 491 BTRFS_ERROR_DEV_RAID1_MIN_NOT_MET = 1, 492 BTRFS_ERROR_DEV_RAID10_MIN_NOT_MET, 493 BTRFS_ERROR_DEV_RAID5_MIN_NOT_MET, 494 BTRFS_ERROR_DEV_RAID6_MIN_NOT_MET, 495 BTRFS_ERROR_DEV_TGT_REPLACE, 496 BTRFS_ERROR_DEV_MISSING_NOT_FOUND, 497 BTRFS_ERROR_DEV_ONLY_WRITABLE, 498 BTRFS_ERROR_DEV_EXCL_RUN_IN_PROGRESS 499 }; 500 #define BTRFS_IOC_SNAP_CREATE _IOW(BTRFS_IOCTL_MAGIC, 1, \ 501 struct btrfs_ioctl_vol_args) 502 #define BTRFS_IOC_DEFRAG _IOW(BTRFS_IOCTL_MAGIC, 2, \ 503 struct btrfs_ioctl_vol_args) 504 #define BTRFS_IOC_RESIZE _IOW(BTRFS_IOCTL_MAGIC, 3, \ 505 struct btrfs_ioctl_vol_args) 506 #define BTRFS_IOC_SCAN_DEV _IOW(BTRFS_IOCTL_MAGIC, 4, \ 507 struct btrfs_ioctl_vol_args) 508 #define BTRFS_IOC_TRANS_START _IO(BTRFS_IOCTL_MAGIC, 6) 509 #define BTRFS_IOC_TRANS_END _IO(BTRFS_IOCTL_MAGIC, 7) 510 #define BTRFS_IOC_SYNC _IO(BTRFS_IOCTL_MAGIC, 8) 511 #define BTRFS_IOC_CLONE _IOW(BTRFS_IOCTL_MAGIC, 9, int) 512 #define BTRFS_IOC_ADD_DEV _IOW(BTRFS_IOCTL_MAGIC, 10, \ 513 struct btrfs_ioctl_vol_args) 514 #define BTRFS_IOC_RM_DEV _IOW(BTRFS_IOCTL_MAGIC, 11, \ 515 struct btrfs_ioctl_vol_args) 516 #define BTRFS_IOC_BALANCE _IOW(BTRFS_IOCTL_MAGIC, 12, \ 517 struct btrfs_ioctl_vol_args) 518 #define BTRFS_IOC_CLONE_RANGE _IOW(BTRFS_IOCTL_MAGIC, 13, \ 519 struct btrfs_ioctl_clone_range_args) 520 #define BTRFS_IOC_SUBVOL_CREATE _IOW(BTRFS_IOCTL_MAGIC, 14, \ 521 struct btrfs_ioctl_vol_args) 522 #define BTRFS_IOC_SNAP_DESTROY _IOW(BTRFS_IOCTL_MAGIC, 15, \ 523 struct btrfs_ioctl_vol_args) 524 #define BTRFS_IOC_DEFRAG_RANGE _IOW(BTRFS_IOCTL_MAGIC, 16, \ 525 struct btrfs_ioctl_defrag_range_args) 526 #define BTRFS_IOC_TREE_SEARCH _IOWR(BTRFS_IOCTL_MAGIC, 17, \ 527 struct btrfs_ioctl_search_args) 528 #define BTRFS_IOC_TREE_SEARCH_V2 _IOWR(BTRFS_IOCTL_MAGIC, 17, \ 529 struct btrfs_ioctl_search_args_v2) 530 #define BTRFS_IOC_INO_LOOKUP _IOWR(BTRFS_IOCTL_MAGIC, 18, \ 531 struct btrfs_ioctl_ino_lookup_args) 532 #define BTRFS_IOC_DEFAULT_SUBVOL _IOW(BTRFS_IOCTL_MAGIC, 19, __u64) 533 #define BTRFS_IOC_SPACE_INFO _IOWR(BTRFS_IOCTL_MAGIC, 20, \ 534 struct btrfs_ioctl_space_args) 535 #define BTRFS_IOC_START_SYNC _IOR(BTRFS_IOCTL_MAGIC, 24, __u64) 536 #define BTRFS_IOC_WAIT_SYNC _IOW(BTRFS_IOCTL_MAGIC, 22, __u64) 537 #define BTRFS_IOC_SNAP_CREATE_V2 _IOW(BTRFS_IOCTL_MAGIC, 23, \ 538 struct btrfs_ioctl_vol_args_v2) 539 #define BTRFS_IOC_SUBVOL_CREATE_V2 _IOW(BTRFS_IOCTL_MAGIC, 24, \ 540 struct btrfs_ioctl_vol_args_v2) 541 #define BTRFS_IOC_SUBVOL_GETFLAGS _IOR(BTRFS_IOCTL_MAGIC, 25, __u64) 542 #define BTRFS_IOC_SUBVOL_SETFLAGS _IOW(BTRFS_IOCTL_MAGIC, 26, __u64) 543 #define BTRFS_IOC_SCRUB _IOWR(BTRFS_IOCTL_MAGIC, 27, \ 544 struct btrfs_ioctl_scrub_args) 545 #define BTRFS_IOC_SCRUB_CANCEL _IO(BTRFS_IOCTL_MAGIC, 28) 546 #define BTRFS_IOC_SCRUB_PROGRESS _IOWR(BTRFS_IOCTL_MAGIC, 29, \ 547 struct btrfs_ioctl_scrub_args) 548 #define BTRFS_IOC_DEV_INFO _IOWR(BTRFS_IOCTL_MAGIC, 30, \ 549 struct btrfs_ioctl_dev_info_args) 550 #define BTRFS_IOC_FS_INFO _IOR(BTRFS_IOCTL_MAGIC, 31, \ 551 struct btrfs_ioctl_fs_info_args) 552 #define BTRFS_IOC_BALANCE_V2 _IOWR(BTRFS_IOCTL_MAGIC, 32, \ 553 struct btrfs_ioctl_balance_args) 554 #define BTRFS_IOC_BALANCE_CTL _IOW(BTRFS_IOCTL_MAGIC, 33, int) 555 #define BTRFS_IOC_BALANCE_PROGRESS _IOR(BTRFS_IOCTL_MAGIC, 34, \ 556 struct btrfs_ioctl_balance_args) 557 #define BTRFS_IOC_INO_PATHS _IOWR(BTRFS_IOCTL_MAGIC, 35, \ 558 struct btrfs_ioctl_ino_path_args) 559 #define BTRFS_IOC_LOGICAL_INO _IOWR(BTRFS_IOCTL_MAGIC, 36, \ 560 struct btrfs_ioctl_logical_ino_args) 561 #define BTRFS_IOC_SET_RECEIVED_SUBVOL _IOWR(BTRFS_IOCTL_MAGIC, 37, \ 562 struct btrfs_ioctl_received_subvol_args) 563 #define BTRFS_IOC_SEND _IOW(BTRFS_IOCTL_MAGIC, 38, struct btrfs_ioctl_send_args) 564 #define BTRFS_IOC_DEVICES_READY _IOR(BTRFS_IOCTL_MAGIC, 39, \ 565 struct btrfs_ioctl_vol_args) 566 #define BTRFS_IOC_QUOTA_CTL _IOWR(BTRFS_IOCTL_MAGIC, 40, \ 567 struct btrfs_ioctl_quota_ctl_args) 568 #define BTRFS_IOC_QGROUP_ASSIGN _IOW(BTRFS_IOCTL_MAGIC, 41, \ 569 struct btrfs_ioctl_qgroup_assign_args) 570 #define BTRFS_IOC_QGROUP_CREATE _IOW(BTRFS_IOCTL_MAGIC, 42, \ 571 struct btrfs_ioctl_qgroup_create_args) 572 #define BTRFS_IOC_QGROUP_LIMIT _IOR(BTRFS_IOCTL_MAGIC, 43, \ 573 struct btrfs_ioctl_qgroup_limit_args) 574 #define BTRFS_IOC_QUOTA_RESCAN _IOW(BTRFS_IOCTL_MAGIC, 44, \ 575 struct btrfs_ioctl_quota_rescan_args) 576 #define BTRFS_IOC_QUOTA_RESCAN_STATUS _IOR(BTRFS_IOCTL_MAGIC, 45, \ 577 struct btrfs_ioctl_quota_rescan_args) 578 #define BTRFS_IOC_QUOTA_RESCAN_WAIT _IO(BTRFS_IOCTL_MAGIC, 46) 579 #define BTRFS_IOC_GET_FSLABEL _IOR(BTRFS_IOCTL_MAGIC, 49, \ 580 char[BTRFS_LABEL_SIZE]) 581 #define BTRFS_IOC_SET_FSLABEL _IOW(BTRFS_IOCTL_MAGIC, 50, \ 582 char[BTRFS_LABEL_SIZE]) 583 #define BTRFS_IOC_GET_DEV_STATS _IOWR(BTRFS_IOCTL_MAGIC, 52, \ 584 struct btrfs_ioctl_get_dev_stats) 585 #define BTRFS_IOC_DEV_REPLACE _IOWR(BTRFS_IOCTL_MAGIC, 53, \ 586 struct btrfs_ioctl_dev_replace_args) 587 #define BTRFS_IOC_FILE_EXTENT_SAME _IOWR(BTRFS_IOCTL_MAGIC, 54, \ 588 struct btrfs_ioctl_same_args) 589 #define BTRFS_IOC_GET_FEATURES _IOR(BTRFS_IOCTL_MAGIC, 57, \ 590 struct btrfs_ioctl_feature_flags) 591 #define BTRFS_IOC_SET_FEATURES _IOW(BTRFS_IOCTL_MAGIC, 57, \ 592 struct btrfs_ioctl_feature_flags[2]) 593 #define BTRFS_IOC_GET_SUPPORTED_FEATURES _IOR(BTRFS_IOCTL_MAGIC, 57, \ 594 struct btrfs_ioctl_feature_flags[3]) 595 #define BTRFS_IOC_RM_DEV_V2 _IOW(BTRFS_IOCTL_MAGIC, 58, \ 596 struct btrfs_ioctl_vol_args_v2) 597 #define BTRFS_IOC_LOGICAL_INO_V2 _IOWR(BTRFS_IOCTL_MAGIC, 59, \ 598 struct btrfs_ioctl_logical_ino_args) 599 #define BTRFS_IOC_GET_SUBVOL_INFO _IOR(BTRFS_IOCTL_MAGIC, 60, \ 600 struct btrfs_ioctl_get_subvol_info_args) 601 #define BTRFS_IOC_GET_SUBVOL_ROOTREF _IOWR(BTRFS_IOCTL_MAGIC, 61, \ 602 struct btrfs_ioctl_get_subvol_rootref_args) 603 #define BTRFS_IOC_INO_LOOKUP_USER _IOWR(BTRFS_IOCTL_MAGIC, 62, \ 604 struct btrfs_ioctl_ino_lookup_user_args) 605 #endif 606