Lines Matching defs:btrfs_super_block
453 struct btrfs_super_block { struct
454 u8 csum[BTRFS_CSUM_SIZE];
456 u8 fsid[BTRFS_FSID_SIZE]; /* FS specific uuid */
457 __le64 bytenr; /* this block number */
458 __le64 flags;
461 __le64 magic;
462 __le64 generation;
463 __le64 root;
464 __le64 chunk_root;
465 __le64 log_root;
468 __le64 log_root_transid;
469 __le64 total_bytes;
470 __le64 bytes_used;
471 __le64 root_dir_objectid;
472 __le64 num_devices;
473 __le32 sectorsize;
474 __le32 nodesize;
475 __le32 __unused_leafsize;
476 __le32 stripesize;
477 __le32 sys_chunk_array_size;
478 __le64 chunk_root_generation;
479 __le64 compat_flags;
480 __le64 compat_ro_flags;
481 __le64 incompat_flags;
482 __le16 csum_type;
483 u8 root_level;
484 u8 chunk_root_level;
485 u8 log_root_level;
486 struct btrfs_dev_item dev_item;
488 char label[BTRFS_LABEL_SIZE];
490 __le64 cache_generation;
491 __le64 uuid_tree_generation;
494 __le64 reserved[30];
495 u8 sys_chunk_array[BTRFS_SYSTEM_CHUNK_ARRAY_SIZE];
496 struct btrfs_root_backup super_roots[BTRFS_NUM_BACKUP_ROOTS];