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| author | Chris Mason <chris.mason@oracle.com> | 2008-04-10 22:19:33 +0200 |
|---|---|---|
| committer | Chris Mason <chris.mason@oracle.com> | 2008-09-25 17:04:01 +0200 |
| commit | f29844623de29a12358d7fba35d0959465b64adf (patch) | |
| tree | 0268addb1a152cc1dbfdef1a50e32d6a7e97bdcf /fs/btrfs/volumes.h | |
| parent | Btrfs: Add O_DIRECT read and write (writes == buffered + cache flush) (diff) | |
| download | linux-f29844623de29a12358d7fba35d0959465b64adf.tar.xz linux-f29844623de29a12358d7fba35d0959465b64adf.zip | |
Btrfs: Write out all super blocks on commit, and bring back proper barrier support
Signed-off-by: Chris Mason <chris.mason@oracle.com>
Diffstat (limited to 'fs/btrfs/volumes.h')
| -rw-r--r-- | fs/btrfs/volumes.h | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/fs/btrfs/volumes.h b/fs/btrfs/volumes.h index 3d5d0a9cb827..89548837a1cc 100644 --- a/fs/btrfs/volumes.h +++ b/fs/btrfs/volumes.h @@ -21,9 +21,12 @@ #include <linux/bio.h> +struct buffer_head; struct btrfs_device { struct list_head dev_list; struct btrfs_root *dev_root; + struct buffer_head *pending_io; + int barriers; spinlock_t io_lock; struct block_device *bdev; |