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