btrfs: remove unused btrfs_map_block

There are no users of btrfs_map_block left, so remove it.

Reviewed-by: Qu Wenruo <wqu@suse.com>
Reviewed-by: Johannes Thumshirn <johannes.thumshirn@wdc.com>
Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: David Sterba <dsterba@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>

diff --git a/fs/btrfs/volumes.c b/fs/btrfs/volumes.c
index c236bfb..4c6405c 100644 (file)
--- a/fs/btrfs/volumes.c
+++ b/fs/btrfs/volumes.c
@@ -6481,14 +6481,6 @@ out:
        return ret;
 }
 
-int btrfs_map_block(struct btrfs_fs_info *fs_info, enum btrfs_map_op op,
-                     u64 logical, u64 *length,
-                     struct btrfs_io_context **bioc_ret, int mirror_num)
-{
-       return __btrfs_map_block(fs_info, op, logical, length, bioc_ret,
-                                NULL, &mirror_num, 0);
-}
-
 /* For Scrub/replace */
 int btrfs_map_sblock(struct btrfs_fs_info *fs_info, enum btrfs_map_op op,
                     u64 logical, u64 *length,

diff --git a/fs/btrfs/volumes.h b/fs/btrfs/volumes.h
index e960a51..481f3ac 100644 (file)
--- a/fs/btrfs/volumes.h
+++ b/fs/btrfs/volumes.h
@@ -582,9 +582,6 @@ static inline unsigned long btrfs_chunk_item_size(int num_stripes)
 
 void btrfs_get_bioc(struct btrfs_io_context *bioc);
 void btrfs_put_bioc(struct btrfs_io_context *bioc);
-int btrfs_map_block(struct btrfs_fs_info *fs_info, enum btrfs_map_op op,
-                   u64 logical, u64 *length,
-                   struct btrfs_io_context **bioc_ret, int mirror_num);
 int btrfs_map_sblock(struct btrfs_fs_info *fs_info, enum btrfs_map_op op,
                     u64 logical, u64 *length,
                     struct btrfs_io_context **bioc_ret);