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authorChris Mason <chris.mason@oracle.com>2007-04-09 10:42:37 -0400
committerDavid Woodhouse <dwmw2@hera.kernel.org>2007-04-09 10:42:37 -0400
commit0f7d52f4431c530b4f39c524448c688bb7754de5 (patch)
tree1ba4f62a2b7230456e1b4850ddad339148f44b3e /fs/btrfs/disk-io.h
parentd6e4a428eb8f92bbb3537ccabadfb1195efb432b (diff)
Btrfs: groundwork for subvolume and snapshot roots
Signed-off-by: Chris Mason <chris.mason@oracle.com>
Diffstat (limited to 'fs/btrfs/disk-io.h')
-rw-r--r--fs/btrfs/disk-io.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/fs/btrfs/disk-io.h b/fs/btrfs/disk-io.h
index ac6764ba8aa..0ef6e6f714a 100644
--- a/fs/btrfs/disk-io.h
+++ b/fs/btrfs/disk-io.h
@@ -39,4 +39,6 @@ int write_ctree_super(struct btrfs_trans_handle *trans,
struct buffer_head *btrfs_find_tree_block(struct btrfs_root *root, u64 blocknr);
int btrfs_csum_data(struct btrfs_root * root, char *data, size_t len,
char *result);
+struct btrfs_root *btrfs_read_fs_root(struct btrfs_fs_info *fs_info,
+ struct btrfs_key *location);
#endif