search for: data_hdr

...t32_t crc; /* CRC of block */ + uint64_t blkno; /* first block of the buffer */ + uint64_t lsn; /* sequence number of last write */ + uuid_t uuid; /* filesystem we belong to */ + uint64_t owner; /* inode that owns the block */ +} __attribute__((__packed__)); + +struct xfs_dir3_data_hdr { + struct xfs_dir3_blk_hdr hdr; + xfs_dir2_data_free_t best_free[XFS_DIR2_DATA_FD_COUNT]; + uint32_t pad; /* 64 bit alignment */ +} __attribute__((__packed__)); + /** * rol32 - rotate a 32-bit value left * @word: value to rotate @@ -502,10 +548,17 @@ static inline uint32_t rol32(ui...

...+ (xfs_intino_t)XFS_GET_DIR_INO4((from)->i4) : \ + (xfs_intino_t)XFS_GET_DIR_INO8((from)->i8)); +} + +/* + * DIR2 Data block structures. + * + * A pure data block looks like the following drawing on disk: + * + * +-------------------------------------------------+ + * | xfs_dir2_data_hdr_t | + * +-------------------------------------------------+ + * | xfs_dir2_data_entry_t OR xfs_dir2_data_unused_t | + * | xfs_dir2_data_entry_t OR xfs_dir2_data_unused_t | + * | xfs_dir2_data_entry_t OR xfs_dir2_data_unused_t | + * | ......

xfs_is_valid_magicnum is not actually a generic function that checks for magic numbers, instead it checks only for superblock's one. Signed-off-by: Paulo Alcantara <pcacjr at zytor.com> --- core/fs/xfs/xfs.c | 13 +++++-------- core/fs/xfs/xfs.h | 19 ++++++++++--------- 2 files changed, 15 insertions(+), 17 deletions(-) diff --git a/core/fs/xfs/xfs.c b/core/fs/xfs/xfs.c index