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authorChris Mason <chris.mason@oracle.com>2008-03-24 15:02:07 -0400
committerChris Mason <chris.mason@oracle.com>2008-09-25 11:04:01 -0400
commit239b14b32dc39232ebf9cce29ff77c4c564355fd (patch)
treef7a95d97d71ef9d0f355a71a83e2ba1f62944e04 /fs/btrfs/volumes.h
parent0d81ba5dbedef0c3970d6aa318aa84920943e6e3 (diff)
Btrfs: Bring back mount -o ssd optimizations
Signed-off-by: Chris Mason <chris.mason@oracle.com>
Diffstat (limited to 'fs/btrfs/volumes.h')
-rw-r--r--fs/btrfs/volumes.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/fs/btrfs/volumes.h b/fs/btrfs/volumes.h
index 77fa6efd79c..20259128152 100644
--- a/fs/btrfs/volumes.h
+++ b/fs/btrfs/volumes.h
@@ -64,4 +64,7 @@ void btrfs_mapping_init(struct btrfs_mapping_tree *tree);
void btrfs_mapping_tree_free(struct btrfs_mapping_tree *tree);
int btrfs_map_bio(struct btrfs_root *root, int rw, struct bio *bio);
int btrfs_read_super_device(struct btrfs_root *root, struct extent_buffer *buf);
+int btrfs_map_block(struct btrfs_mapping_tree *map_tree,
+ u64 logical, u64 *phys, u64 *length,
+ struct btrfs_device **dev);
#endif