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| author | Chris Mason <chris.mason@oracle.com> | 2008-03-24 15:01:56 -0400 |
|---|---|---|
| committer | Chris Mason <chris.mason@oracle.com> | 2008-09-25 11:04:00 -0400 |
| commit | 0b86a832a1f38abec695864ec2eaedc9d2383f1b (patch) | |
| tree | 8ec0db0b55f77eb6a23fe7db3c1064d298db55c1 /fs/btrfs/disk-io.h | |
| parent | 7f93bf8d27653726e3721c01fefc523487ecf2af (diff) | |
| download | linux-stable-0b86a832a1f38abec695864ec2eaedc9d2383f1b.tar.gz linux-stable-0b86a832a1f38abec695864ec2eaedc9d2383f1b.tar.bz2 linux-stable-0b86a832a1f38abec695864ec2eaedc9d2383f1b.zip | |
Btrfs: Add support for multiple devices per filesystem
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 | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/fs/btrfs/disk-io.h b/fs/btrfs/disk-io.h index 828f3a2081b6..206cb48638f7 100644 --- a/fs/btrfs/disk-io.h +++ b/fs/btrfs/disk-io.h @@ -20,6 +20,7 @@ #define __DISKIO__ #define BTRFS_SUPER_INFO_OFFSET (16 * 1024) +struct btrfs_device; struct extent_buffer *read_tree_block(struct btrfs_root *root, u64 bytenr, u32 blocksize); @@ -65,4 +66,5 @@ 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); void btrfs_throttle(struct btrfs_root *root); +int btrfs_open_device(struct btrfs_device *dev); #endif |