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Btrfs: Add back file data checksumming

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Signed-off-by: Chris Mason <chris.mason@oracle.com>
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Chris Mason
2007-10-15 16:22:25 -04:00
parent cf786e79e3
commit ff79f8190b
6 changed files with 26 additions and 19 deletions
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fs/btrfs/disk-io.h
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@@ -58,4 +58,6 @@ int btrfs_buffer_defrag_done(struct extent_buffer *buf);
int btrfs_clear_buffer_defrag(struct extent_buffer *buf);
int btrfs_clear_buffer_defrag_done(struct extent_buffer *buf);
int btrfs_read_buffer(struct extent_buffer *buf);
u32 btrfs_csum_data(struct btrfs_root *root, char *data, u32 seed, size_t len);
void btrfs_csum_final(u32 crc, char *result);
#endif