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author | Chris Mason <chris.mason@oracle.com> | 2008-05-12 20:59:19 +0400 |
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committer | Chris Mason <chris.mason@oracle.com> | 2008-09-25 19:04:03 +0400 |
commit | ca7a79ad8dbe24669a8ced01f9fc0126b872745d (patch) | |
tree | 0d53d8e6fd9ff9aece4e703581918c7817175d5d /fs/btrfs/disk-io.h | |
parent | 188de649c51f03df3f8a601aea0110a3870815c2 (diff) | |
download | linux-ca7a79ad8dbe24669a8ced01f9fc0126b872745d.tar.xz |
Btrfs: Pass down the expected generation number when reading tree blocks
Signed-off-by: Chris Mason <chris.mason@oracle.com>
Diffstat (limited to 'fs/btrfs/disk-io.h')
-rw-r--r-- | fs/btrfs/disk-io.h | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/fs/btrfs/disk-io.h b/fs/btrfs/disk-io.h index 5d5f6979c41c..e29c895d5230 100644 --- a/fs/btrfs/disk-io.h +++ b/fs/btrfs/disk-io.h @@ -25,8 +25,9 @@ struct btrfs_device; struct btrfs_fs_devices; struct extent_buffer *read_tree_block(struct btrfs_root *root, u64 bytenr, - u32 blocksize); -int readahead_tree_block(struct btrfs_root *root, u64 bytenr, u32 blocksize); + u32 blocksize, u64 parent_transid); +int readahead_tree_block(struct btrfs_root *root, u64 bytenr, u32 blocksize, + u64 parent_transid); struct extent_buffer *btrfs_find_create_tree_block(struct btrfs_root *root, u64 bytenr, u32 blocksize); int clean_tree_block(struct btrfs_trans_handle *trans, @@ -65,7 +66,7 @@ int btrfs_buffer_defrag(struct extent_buffer *buf); 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); +int btrfs_read_buffer(struct extent_buffer *buf, u64 parent_transid); u32 btrfs_csum_data(struct btrfs_root *root, char *data, u32 seed, size_t len); void btrfs_csum_final(u32 crc, char *result); void btrfs_throttle(struct btrfs_root *root); |