btrfs: rename __lookup_extent_mapping() to remove double underscore prefix

There's no need to have a double underscore prefix as there's no variant
of the function without it anymore.

Signed-off-by: Filipe Manana <fdmanana@suse.com>
Reviewed-by: David Sterba <dsterba@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>

diff --git a/fs/btrfs/extent_map.c b/fs/btrfs/extent_map.c
index 042b8b2e8b5253b81cf603d875f7eae5e6205898..974163ed0c2748f80fc64ea69eb2e642852be70a 100644 (file)
--- a/fs/btrfs/extent_map.c
+++ b/fs/btrfs/extent_map.c
@@ -508,9 +508,8 @@ static int add_extent_mapping(struct btrfs_inode *inode,
        return 0;
 }
 
-static struct extent_map *
-__lookup_extent_mapping(struct extent_map_tree *tree,
-                       u64 start, u64 len, int strict)
+static struct extent_map *lookup_extent_mapping(struct extent_map_tree *tree,
+                                               u64 start, u64 len, int strict)
 {
        struct extent_map *em;
        struct rb_node *rb_node;
@@ -549,7 +548,7 @@ __lookup_extent_mapping(struct extent_map_tree *tree,
 struct extent_map *btrfs_lookup_extent_mapping(struct extent_map_tree *tree,
                                               u64 start, u64 len)
 {
-       return __lookup_extent_mapping(tree, start, len, 1);
+       return lookup_extent_mapping(tree, start, len, 1);
 }
 
 /*
@@ -567,7 +566,7 @@ struct extent_map *btrfs_lookup_extent_mapping(struct extent_map_tree *tree,
 struct extent_map *btrfs_search_extent_mapping(struct extent_map_tree *tree,
                                               u64 start, u64 len)
 {
-       return __lookup_extent_mapping(tree, start, len, 0);
+       return lookup_extent_mapping(tree, start, len, 0);
 }
 
 /*