1 /* 2 * This file is auto-generated. Modifications will be lost. 3 * 4 * See https://android.googlesource.com/platform/bionic/+/master/libc/kernel/ 5 * for more information. 6 */ 7 #ifndef _UAPI_LINUX_BTRFS_H 8 #define _UAPI_LINUX_BTRFS_H 9 #ifdef __cplusplus 10 extern "C" { 11 #endif 12 #include <linux/types.h> 13 #include <linux/ioctl.h> 14 #include <linux/fs.h> 15 #define BTRFS_IOCTL_MAGIC 0x94 16 #define BTRFS_VOL_NAME_MAX 255 17 #define BTRFS_LABEL_SIZE 256 18 #define BTRFS_PATH_NAME_MAX 4087 19 struct btrfs_ioctl_vol_args { 20 __s64 fd; 21 char name[BTRFS_PATH_NAME_MAX + 1]; 22 }; 23 #define BTRFS_DEVICE_PATH_NAME_MAX 1024 24 #define BTRFS_SUBVOL_NAME_MAX 4039 25 #define BTRFS_SUBVOL_CREATE_ASYNC (1ULL << 0) 26 #define BTRFS_SUBVOL_RDONLY (1ULL << 1) 27 #define BTRFS_SUBVOL_QGROUP_INHERIT (1ULL << 2) 28 #define BTRFS_DEVICE_SPEC_BY_ID (1ULL << 3) 29 #define BTRFS_SUBVOL_SPEC_BY_ID (1ULL << 4) 30 #define BTRFS_VOL_ARG_V2_FLAGS_SUPPORTED (BTRFS_SUBVOL_RDONLY | BTRFS_SUBVOL_QGROUP_INHERIT | BTRFS_DEVICE_SPEC_BY_ID | BTRFS_SUBVOL_SPEC_BY_ID) 31 #define BTRFS_FSID_SIZE 16 32 #define BTRFS_UUID_SIZE 16 33 #define BTRFS_UUID_UNPARSED_SIZE 37 34 #define BTRFS_QGROUP_LIMIT_MAX_RFER (1ULL << 0) 35 #define BTRFS_QGROUP_LIMIT_MAX_EXCL (1ULL << 1) 36 #define BTRFS_QGROUP_LIMIT_RSV_RFER (1ULL << 2) 37 #define BTRFS_QGROUP_LIMIT_RSV_EXCL (1ULL << 3) 38 #define BTRFS_QGROUP_LIMIT_RFER_CMPR (1ULL << 4) 39 #define BTRFS_QGROUP_LIMIT_EXCL_CMPR (1ULL << 5) 40 struct btrfs_qgroup_limit { 41 __u64 flags; 42 __u64 max_rfer; 43 __u64 max_excl; 44 __u64 rsv_rfer; 45 __u64 rsv_excl; 46 }; 47 #define BTRFS_QGROUP_INHERIT_SET_LIMITS (1ULL << 0) 48 #define BTRFS_QGROUP_INHERIT_FLAGS_SUPP (BTRFS_QGROUP_INHERIT_SET_LIMITS) 49 struct btrfs_qgroup_inherit { 50 __u64 flags; 51 __u64 num_qgroups; 52 __u64 num_ref_copies; 53 __u64 num_excl_copies; 54 struct btrfs_qgroup_limit lim; 55 __u64 qgroups[]; 56 }; 57 struct btrfs_ioctl_qgroup_limit_args { 58 __u64 qgroupid; 59 struct btrfs_qgroup_limit lim; 60 }; 61 #define BTRFS_DEVICE_REMOVE_ARGS_MASK (BTRFS_DEVICE_SPEC_BY_ID) 62 #define BTRFS_SUBVOL_CREATE_ARGS_MASK (BTRFS_SUBVOL_RDONLY | BTRFS_SUBVOL_QGROUP_INHERIT) 63 #define BTRFS_SUBVOL_DELETE_ARGS_MASK (BTRFS_SUBVOL_SPEC_BY_ID) 64 struct btrfs_ioctl_vol_args_v2 { 65 __s64 fd; 66 __u64 transid; 67 __u64 flags; 68 union { 69 struct { 70 __u64 size; 71 struct btrfs_qgroup_inherit * qgroup_inherit; 72 }; 73 __u64 unused[4]; 74 }; 75 union { 76 char name[BTRFS_SUBVOL_NAME_MAX + 1]; 77 __u64 devid; 78 __u64 subvolid; 79 }; 80 }; 81 struct btrfs_scrub_progress { 82 __u64 data_extents_scrubbed; 83 __u64 tree_extents_scrubbed; 84 __u64 data_bytes_scrubbed; 85 __u64 tree_bytes_scrubbed; 86 __u64 read_errors; 87 __u64 csum_errors; 88 __u64 verify_errors; 89 __u64 no_csum; 90 __u64 csum_discards; 91 __u64 super_errors; 92 __u64 malloc_errors; 93 __u64 uncorrectable_errors; 94 __u64 corrected_errors; 95 __u64 last_physical; 96 __u64 unverified_errors; 97 }; 98 #define BTRFS_SCRUB_READONLY 1 99 #define BTRFS_SCRUB_SUPPORTED_FLAGS (BTRFS_SCRUB_READONLY) 100 struct btrfs_ioctl_scrub_args { 101 __u64 devid; 102 __u64 start; 103 __u64 end; 104 __u64 flags; 105 struct btrfs_scrub_progress progress; 106 __u64 unused[(1024 - 32 - sizeof(struct btrfs_scrub_progress)) / 8]; 107 }; 108 #define BTRFS_IOCTL_DEV_REPLACE_CONT_READING_FROM_SRCDEV_MODE_ALWAYS 0 109 #define BTRFS_IOCTL_DEV_REPLACE_CONT_READING_FROM_SRCDEV_MODE_AVOID 1 110 struct btrfs_ioctl_dev_replace_start_params { 111 __u64 srcdevid; 112 __u64 cont_reading_from_srcdev_mode; 113 __u8 srcdev_name[BTRFS_DEVICE_PATH_NAME_MAX + 1]; 114 __u8 tgtdev_name[BTRFS_DEVICE_PATH_NAME_MAX + 1]; 115 }; 116 #define BTRFS_IOCTL_DEV_REPLACE_STATE_NEVER_STARTED 0 117 #define BTRFS_IOCTL_DEV_REPLACE_STATE_STARTED 1 118 #define BTRFS_IOCTL_DEV_REPLACE_STATE_FINISHED 2 119 #define BTRFS_IOCTL_DEV_REPLACE_STATE_CANCELED 3 120 #define BTRFS_IOCTL_DEV_REPLACE_STATE_SUSPENDED 4 121 struct btrfs_ioctl_dev_replace_status_params { 122 __u64 replace_state; 123 __u64 progress_1000; 124 __u64 time_started; 125 __u64 time_stopped; 126 __u64 num_write_errors; 127 __u64 num_uncorrectable_read_errors; 128 }; 129 #define BTRFS_IOCTL_DEV_REPLACE_CMD_START 0 130 #define BTRFS_IOCTL_DEV_REPLACE_CMD_STATUS 1 131 #define BTRFS_IOCTL_DEV_REPLACE_CMD_CANCEL 2 132 #define BTRFS_IOCTL_DEV_REPLACE_RESULT_NO_ERROR 0 133 #define BTRFS_IOCTL_DEV_REPLACE_RESULT_NOT_STARTED 1 134 #define BTRFS_IOCTL_DEV_REPLACE_RESULT_ALREADY_STARTED 2 135 #define BTRFS_IOCTL_DEV_REPLACE_RESULT_SCRUB_INPROGRESS 3 136 struct btrfs_ioctl_dev_replace_args { 137 __u64 cmd; 138 __u64 result; 139 union { 140 struct btrfs_ioctl_dev_replace_start_params start; 141 struct btrfs_ioctl_dev_replace_status_params status; 142 }; 143 __u64 spare[64]; 144 }; 145 struct btrfs_ioctl_dev_info_args { 146 __u64 devid; 147 __u8 uuid[BTRFS_UUID_SIZE]; 148 __u64 bytes_used; 149 __u64 total_bytes; 150 __u8 fsid[BTRFS_UUID_SIZE]; 151 __u64 unused[377]; 152 __u8 path[BTRFS_DEVICE_PATH_NAME_MAX]; 153 }; 154 #define BTRFS_FS_INFO_FLAG_CSUM_INFO (1 << 0) 155 #define BTRFS_FS_INFO_FLAG_GENERATION (1 << 1) 156 #define BTRFS_FS_INFO_FLAG_METADATA_UUID (1 << 2) 157 struct btrfs_ioctl_fs_info_args { 158 __u64 max_id; 159 __u64 num_devices; 160 __u8 fsid[BTRFS_FSID_SIZE]; 161 __u32 nodesize; 162 __u32 sectorsize; 163 __u32 clone_alignment; 164 __u16 csum_type; 165 __u16 csum_size; 166 __u64 flags; 167 __u64 generation; 168 __u8 metadata_uuid[BTRFS_FSID_SIZE]; 169 __u8 reserved[944]; 170 }; 171 #define BTRFS_FEATURE_COMPAT_RO_FREE_SPACE_TREE (1ULL << 0) 172 #define BTRFS_FEATURE_COMPAT_RO_FREE_SPACE_TREE_VALID (1ULL << 1) 173 #define BTRFS_FEATURE_COMPAT_RO_VERITY (1ULL << 2) 174 #define BTRFS_FEATURE_COMPAT_RO_BLOCK_GROUP_TREE (1ULL << 3) 175 #define BTRFS_FEATURE_INCOMPAT_MIXED_BACKREF (1ULL << 0) 176 #define BTRFS_FEATURE_INCOMPAT_DEFAULT_SUBVOL (1ULL << 1) 177 #define BTRFS_FEATURE_INCOMPAT_MIXED_GROUPS (1ULL << 2) 178 #define BTRFS_FEATURE_INCOMPAT_COMPRESS_LZO (1ULL << 3) 179 #define BTRFS_FEATURE_INCOMPAT_COMPRESS_ZSTD (1ULL << 4) 180 #define BTRFS_FEATURE_INCOMPAT_BIG_METADATA (1ULL << 5) 181 #define BTRFS_FEATURE_INCOMPAT_EXTENDED_IREF (1ULL << 6) 182 #define BTRFS_FEATURE_INCOMPAT_RAID56 (1ULL << 7) 183 #define BTRFS_FEATURE_INCOMPAT_SKINNY_METADATA (1ULL << 8) 184 #define BTRFS_FEATURE_INCOMPAT_NO_HOLES (1ULL << 9) 185 #define BTRFS_FEATURE_INCOMPAT_METADATA_UUID (1ULL << 10) 186 #define BTRFS_FEATURE_INCOMPAT_RAID1C34 (1ULL << 11) 187 #define BTRFS_FEATURE_INCOMPAT_ZONED (1ULL << 12) 188 #define BTRFS_FEATURE_INCOMPAT_EXTENT_TREE_V2 (1ULL << 13) 189 #define BTRFS_FEATURE_INCOMPAT_RAID_STRIPE_TREE (1ULL << 14) 190 #define BTRFS_FEATURE_INCOMPAT_SIMPLE_QUOTA (1ULL << 16) 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 } __attribute__((__may_alias__)); 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[]; 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 #define BTRFS_DEFRAG_RANGE_FLAGS_SUPP (BTRFS_DEFRAG_RANGE_COMPRESS | BTRFS_DEFRAG_RANGE_START_IO) 315 struct btrfs_ioctl_defrag_range_args { 316 __u64 start; 317 __u64 len; 318 __u64 flags; 319 __u32 extent_thresh; 320 __u32 compress_type; 321 __u32 unused[4]; 322 }; 323 #define BTRFS_SAME_DATA_DIFFERS 1 324 struct btrfs_ioctl_same_extent_info { 325 __s64 fd; 326 __u64 logical_offset; 327 __u64 bytes_deduped; 328 __s32 status; 329 __u32 reserved; 330 }; 331 struct btrfs_ioctl_same_args { 332 __u64 logical_offset; 333 __u64 length; 334 __u16 dest_count; 335 __u16 reserved1; 336 __u32 reserved2; 337 struct btrfs_ioctl_same_extent_info info[]; 338 }; 339 struct btrfs_ioctl_space_info { 340 __u64 flags; 341 __u64 total_bytes; 342 __u64 used_bytes; 343 }; 344 struct btrfs_ioctl_space_args { 345 __u64 space_slots; 346 __u64 total_spaces; 347 struct btrfs_ioctl_space_info spaces[]; 348 }; 349 struct btrfs_data_container { 350 __u32 bytes_left; 351 __u32 bytes_missing; 352 __u32 elem_cnt; 353 __u32 elem_missed; 354 __u64 val[]; 355 }; 356 struct btrfs_ioctl_ino_path_args { 357 __u64 inum; 358 __u64 size; 359 __u64 reserved[4]; 360 __u64 fspath; 361 }; 362 struct btrfs_ioctl_logical_ino_args { 363 __u64 logical; 364 __u64 size; 365 __u64 reserved[3]; 366 __u64 flags; 367 __u64 inodes; 368 }; 369 #define BTRFS_LOGICAL_INO_ARGS_IGNORE_OFFSET (1ULL << 0) 370 enum btrfs_dev_stat_values { 371 BTRFS_DEV_STAT_WRITE_ERRS, 372 BTRFS_DEV_STAT_READ_ERRS, 373 BTRFS_DEV_STAT_FLUSH_ERRS, 374 BTRFS_DEV_STAT_CORRUPTION_ERRS, 375 BTRFS_DEV_STAT_GENERATION_ERRS, 376 BTRFS_DEV_STAT_VALUES_MAX 377 }; 378 #define BTRFS_DEV_STATS_RESET (1ULL << 0) 379 struct btrfs_ioctl_get_dev_stats { 380 __u64 devid; 381 __u64 nr_items; 382 __u64 flags; 383 __u64 values[BTRFS_DEV_STAT_VALUES_MAX]; 384 __u64 unused[128 - 2 - BTRFS_DEV_STAT_VALUES_MAX]; 385 }; 386 #define BTRFS_QUOTA_CTL_ENABLE 1 387 #define BTRFS_QUOTA_CTL_DISABLE 2 388 #define BTRFS_QUOTA_CTL_RESCAN__NOTUSED 3 389 #define BTRFS_QUOTA_CTL_ENABLE_SIMPLE_QUOTA 4 390 struct btrfs_ioctl_quota_ctl_args { 391 __u64 cmd; 392 __u64 status; 393 }; 394 struct btrfs_ioctl_quota_rescan_args { 395 __u64 flags; 396 __u64 progress; 397 __u64 reserved[6]; 398 }; 399 struct btrfs_ioctl_qgroup_assign_args { 400 __u64 assign; 401 __u64 src; 402 __u64 dst; 403 }; 404 struct btrfs_ioctl_qgroup_create_args { 405 __u64 create; 406 __u64 qgroupid; 407 }; 408 struct btrfs_ioctl_timespec { 409 __u64 sec; 410 __u32 nsec; 411 }; 412 struct btrfs_ioctl_received_subvol_args { 413 char uuid[BTRFS_UUID_SIZE]; 414 __u64 stransid; 415 __u64 rtransid; 416 struct btrfs_ioctl_timespec stime; 417 struct btrfs_ioctl_timespec rtime; 418 __u64 flags; 419 __u64 reserved[16]; 420 }; 421 #define BTRFS_SEND_FLAG_NO_FILE_DATA 0x1 422 #define BTRFS_SEND_FLAG_OMIT_STREAM_HEADER 0x2 423 #define BTRFS_SEND_FLAG_OMIT_END_CMD 0x4 424 #define BTRFS_SEND_FLAG_VERSION 0x8 425 #define BTRFS_SEND_FLAG_COMPRESSED 0x10 426 #define BTRFS_SEND_FLAG_MASK (BTRFS_SEND_FLAG_NO_FILE_DATA | BTRFS_SEND_FLAG_OMIT_STREAM_HEADER | BTRFS_SEND_FLAG_OMIT_END_CMD | BTRFS_SEND_FLAG_VERSION | BTRFS_SEND_FLAG_COMPRESSED) 427 struct btrfs_ioctl_send_args { 428 __s64 send_fd; 429 __u64 clone_sources_count; 430 __u64 * clone_sources; 431 __u64 parent_root; 432 __u64 flags; 433 __u32 version; 434 __u8 reserved[28]; 435 }; 436 struct btrfs_ioctl_get_subvol_info_args { 437 __u64 treeid; 438 char name[BTRFS_VOL_NAME_MAX + 1]; 439 __u64 parent_id; 440 __u64 dirid; 441 __u64 generation; 442 __u64 flags; 443 __u8 uuid[BTRFS_UUID_SIZE]; 444 __u8 parent_uuid[BTRFS_UUID_SIZE]; 445 __u8 received_uuid[BTRFS_UUID_SIZE]; 446 __u64 ctransid; 447 __u64 otransid; 448 __u64 stransid; 449 __u64 rtransid; 450 struct btrfs_ioctl_timespec ctime; 451 struct btrfs_ioctl_timespec otime; 452 struct btrfs_ioctl_timespec stime; 453 struct btrfs_ioctl_timespec rtime; 454 __u64 reserved[8]; 455 }; 456 #define BTRFS_MAX_ROOTREF_BUFFER_NUM 255 457 struct btrfs_ioctl_get_subvol_rootref_args { 458 __u64 min_treeid; 459 struct { 460 __u64 treeid; 461 __u64 dirid; 462 } rootref[BTRFS_MAX_ROOTREF_BUFFER_NUM]; 463 __u8 num_items; 464 __u8 align[7]; 465 }; 466 struct btrfs_ioctl_encoded_io_args { 467 const struct iovec * iov; 468 unsigned long iovcnt; 469 __s64 offset; 470 __u64 flags; 471 __u64 len; 472 __u64 unencoded_len; 473 __u64 unencoded_offset; 474 __u32 compression; 475 __u32 encryption; 476 __u8 reserved[64]; 477 }; 478 #define BTRFS_ENCODED_IO_COMPRESSION_NONE 0 479 #define BTRFS_ENCODED_IO_COMPRESSION_ZLIB 1 480 #define BTRFS_ENCODED_IO_COMPRESSION_ZSTD 2 481 #define BTRFS_ENCODED_IO_COMPRESSION_LZO_4K 3 482 #define BTRFS_ENCODED_IO_COMPRESSION_LZO_8K 4 483 #define BTRFS_ENCODED_IO_COMPRESSION_LZO_16K 5 484 #define BTRFS_ENCODED_IO_COMPRESSION_LZO_32K 6 485 #define BTRFS_ENCODED_IO_COMPRESSION_LZO_64K 7 486 #define BTRFS_ENCODED_IO_COMPRESSION_TYPES 8 487 #define BTRFS_ENCODED_IO_ENCRYPTION_NONE 0 488 #define BTRFS_ENCODED_IO_ENCRYPTION_TYPES 1 489 enum btrfs_err_code { 490 BTRFS_ERROR_DEV_RAID1_MIN_NOT_MET = 1, 491 BTRFS_ERROR_DEV_RAID10_MIN_NOT_MET, 492 BTRFS_ERROR_DEV_RAID5_MIN_NOT_MET, 493 BTRFS_ERROR_DEV_RAID6_MIN_NOT_MET, 494 BTRFS_ERROR_DEV_TGT_REPLACE, 495 BTRFS_ERROR_DEV_MISSING_NOT_FOUND, 496 BTRFS_ERROR_DEV_ONLY_WRITABLE, 497 BTRFS_ERROR_DEV_EXCL_RUN_IN_PROGRESS, 498 BTRFS_ERROR_DEV_RAID1C3_MIN_NOT_MET, 499 BTRFS_ERROR_DEV_RAID1C4_MIN_NOT_MET, 500 }; 501 #define BTRFS_IOC_SNAP_CREATE _IOW(BTRFS_IOCTL_MAGIC, 1, struct btrfs_ioctl_vol_args) 502 #define BTRFS_IOC_DEFRAG _IOW(BTRFS_IOCTL_MAGIC, 2, struct btrfs_ioctl_vol_args) 503 #define BTRFS_IOC_RESIZE _IOW(BTRFS_IOCTL_MAGIC, 3, struct btrfs_ioctl_vol_args) 504 #define BTRFS_IOC_SCAN_DEV _IOW(BTRFS_IOCTL_MAGIC, 4, struct btrfs_ioctl_vol_args) 505 #define BTRFS_IOC_FORGET_DEV _IOW(BTRFS_IOCTL_MAGIC, 5, struct btrfs_ioctl_vol_args) 506 #define BTRFS_IOC_TRANS_START _IO(BTRFS_IOCTL_MAGIC, 6) 507 #define BTRFS_IOC_TRANS_END _IO(BTRFS_IOCTL_MAGIC, 7) 508 #define BTRFS_IOC_SYNC _IO(BTRFS_IOCTL_MAGIC, 8) 509 #define BTRFS_IOC_CLONE _IOW(BTRFS_IOCTL_MAGIC, 9, int) 510 #define BTRFS_IOC_ADD_DEV _IOW(BTRFS_IOCTL_MAGIC, 10, struct btrfs_ioctl_vol_args) 511 #define BTRFS_IOC_RM_DEV _IOW(BTRFS_IOCTL_MAGIC, 11, struct btrfs_ioctl_vol_args) 512 #define BTRFS_IOC_BALANCE _IOW(BTRFS_IOCTL_MAGIC, 12, struct btrfs_ioctl_vol_args) 513 #define BTRFS_IOC_CLONE_RANGE _IOW(BTRFS_IOCTL_MAGIC, 13, struct btrfs_ioctl_clone_range_args) 514 #define BTRFS_IOC_SUBVOL_CREATE _IOW(BTRFS_IOCTL_MAGIC, 14, struct btrfs_ioctl_vol_args) 515 #define BTRFS_IOC_SNAP_DESTROY _IOW(BTRFS_IOCTL_MAGIC, 15, struct btrfs_ioctl_vol_args) 516 #define BTRFS_IOC_DEFRAG_RANGE _IOW(BTRFS_IOCTL_MAGIC, 16, struct btrfs_ioctl_defrag_range_args) 517 #define BTRFS_IOC_TREE_SEARCH _IOWR(BTRFS_IOCTL_MAGIC, 17, struct btrfs_ioctl_search_args) 518 #define BTRFS_IOC_TREE_SEARCH_V2 _IOWR(BTRFS_IOCTL_MAGIC, 17, struct btrfs_ioctl_search_args_v2) 519 #define BTRFS_IOC_INO_LOOKUP _IOWR(BTRFS_IOCTL_MAGIC, 18, struct btrfs_ioctl_ino_lookup_args) 520 #define BTRFS_IOC_DEFAULT_SUBVOL _IOW(BTRFS_IOCTL_MAGIC, 19, __u64) 521 #define BTRFS_IOC_SPACE_INFO _IOWR(BTRFS_IOCTL_MAGIC, 20, struct btrfs_ioctl_space_args) 522 #define BTRFS_IOC_START_SYNC _IOR(BTRFS_IOCTL_MAGIC, 24, __u64) 523 #define BTRFS_IOC_WAIT_SYNC _IOW(BTRFS_IOCTL_MAGIC, 22, __u64) 524 #define BTRFS_IOC_SNAP_CREATE_V2 _IOW(BTRFS_IOCTL_MAGIC, 23, struct btrfs_ioctl_vol_args_v2) 525 #define BTRFS_IOC_SUBVOL_CREATE_V2 _IOW(BTRFS_IOCTL_MAGIC, 24, struct btrfs_ioctl_vol_args_v2) 526 #define BTRFS_IOC_SUBVOL_GETFLAGS _IOR(BTRFS_IOCTL_MAGIC, 25, __u64) 527 #define BTRFS_IOC_SUBVOL_SETFLAGS _IOW(BTRFS_IOCTL_MAGIC, 26, __u64) 528 #define BTRFS_IOC_SCRUB _IOWR(BTRFS_IOCTL_MAGIC, 27, struct btrfs_ioctl_scrub_args) 529 #define BTRFS_IOC_SCRUB_CANCEL _IO(BTRFS_IOCTL_MAGIC, 28) 530 #define BTRFS_IOC_SCRUB_PROGRESS _IOWR(BTRFS_IOCTL_MAGIC, 29, struct btrfs_ioctl_scrub_args) 531 #define BTRFS_IOC_DEV_INFO _IOWR(BTRFS_IOCTL_MAGIC, 30, struct btrfs_ioctl_dev_info_args) 532 #define BTRFS_IOC_FS_INFO _IOR(BTRFS_IOCTL_MAGIC, 31, struct btrfs_ioctl_fs_info_args) 533 #define BTRFS_IOC_BALANCE_V2 _IOWR(BTRFS_IOCTL_MAGIC, 32, struct btrfs_ioctl_balance_args) 534 #define BTRFS_IOC_BALANCE_CTL _IOW(BTRFS_IOCTL_MAGIC, 33, int) 535 #define BTRFS_IOC_BALANCE_PROGRESS _IOR(BTRFS_IOCTL_MAGIC, 34, struct btrfs_ioctl_balance_args) 536 #define BTRFS_IOC_INO_PATHS _IOWR(BTRFS_IOCTL_MAGIC, 35, struct btrfs_ioctl_ino_path_args) 537 #define BTRFS_IOC_LOGICAL_INO _IOWR(BTRFS_IOCTL_MAGIC, 36, struct btrfs_ioctl_logical_ino_args) 538 #define BTRFS_IOC_SET_RECEIVED_SUBVOL _IOWR(BTRFS_IOCTL_MAGIC, 37, struct btrfs_ioctl_received_subvol_args) 539 #define BTRFS_IOC_SEND _IOW(BTRFS_IOCTL_MAGIC, 38, struct btrfs_ioctl_send_args) 540 #define BTRFS_IOC_DEVICES_READY _IOR(BTRFS_IOCTL_MAGIC, 39, struct btrfs_ioctl_vol_args) 541 #define BTRFS_IOC_QUOTA_CTL _IOWR(BTRFS_IOCTL_MAGIC, 40, struct btrfs_ioctl_quota_ctl_args) 542 #define BTRFS_IOC_QGROUP_ASSIGN _IOW(BTRFS_IOCTL_MAGIC, 41, struct btrfs_ioctl_qgroup_assign_args) 543 #define BTRFS_IOC_QGROUP_CREATE _IOW(BTRFS_IOCTL_MAGIC, 42, struct btrfs_ioctl_qgroup_create_args) 544 #define BTRFS_IOC_QGROUP_LIMIT _IOR(BTRFS_IOCTL_MAGIC, 43, struct btrfs_ioctl_qgroup_limit_args) 545 #define BTRFS_IOC_QUOTA_RESCAN _IOW(BTRFS_IOCTL_MAGIC, 44, struct btrfs_ioctl_quota_rescan_args) 546 #define BTRFS_IOC_QUOTA_RESCAN_STATUS _IOR(BTRFS_IOCTL_MAGIC, 45, struct btrfs_ioctl_quota_rescan_args) 547 #define BTRFS_IOC_QUOTA_RESCAN_WAIT _IO(BTRFS_IOCTL_MAGIC, 46) 548 #define BTRFS_IOC_GET_FSLABEL FS_IOC_GETFSLABEL 549 #define BTRFS_IOC_SET_FSLABEL FS_IOC_SETFSLABEL 550 #define BTRFS_IOC_GET_DEV_STATS _IOWR(BTRFS_IOCTL_MAGIC, 52, struct btrfs_ioctl_get_dev_stats) 551 #define BTRFS_IOC_DEV_REPLACE _IOWR(BTRFS_IOCTL_MAGIC, 53, struct btrfs_ioctl_dev_replace_args) 552 #define BTRFS_IOC_FILE_EXTENT_SAME _IOWR(BTRFS_IOCTL_MAGIC, 54, struct btrfs_ioctl_same_args) 553 #define BTRFS_IOC_GET_FEATURES _IOR(BTRFS_IOCTL_MAGIC, 57, struct btrfs_ioctl_feature_flags) 554 #define BTRFS_IOC_SET_FEATURES _IOW(BTRFS_IOCTL_MAGIC, 57, struct btrfs_ioctl_feature_flags[2]) 555 #define BTRFS_IOC_GET_SUPPORTED_FEATURES _IOR(BTRFS_IOCTL_MAGIC, 57, struct btrfs_ioctl_feature_flags[3]) 556 #define BTRFS_IOC_RM_DEV_V2 _IOW(BTRFS_IOCTL_MAGIC, 58, struct btrfs_ioctl_vol_args_v2) 557 #define BTRFS_IOC_LOGICAL_INO_V2 _IOWR(BTRFS_IOCTL_MAGIC, 59, struct btrfs_ioctl_logical_ino_args) 558 #define BTRFS_IOC_GET_SUBVOL_INFO _IOR(BTRFS_IOCTL_MAGIC, 60, struct btrfs_ioctl_get_subvol_info_args) 559 #define BTRFS_IOC_GET_SUBVOL_ROOTREF _IOWR(BTRFS_IOCTL_MAGIC, 61, struct btrfs_ioctl_get_subvol_rootref_args) 560 #define BTRFS_IOC_INO_LOOKUP_USER _IOWR(BTRFS_IOCTL_MAGIC, 62, struct btrfs_ioctl_ino_lookup_user_args) 561 #define BTRFS_IOC_SNAP_DESTROY_V2 _IOW(BTRFS_IOCTL_MAGIC, 63, struct btrfs_ioctl_vol_args_v2) 562 #define BTRFS_IOC_ENCODED_READ _IOR(BTRFS_IOCTL_MAGIC, 64, struct btrfs_ioctl_encoded_io_args) 563 #define BTRFS_IOC_ENCODED_WRITE _IOW(BTRFS_IOCTL_MAGIC, 64, struct btrfs_ioctl_encoded_io_args) 564 #ifdef __cplusplus 565 } 566 #endif 567 #endif 568