[PATCH RFC 21/39] btrfs: Move free_backref_node() and free_backref_edge() to backref.h

[Qu Wenruo <wqu@suse.com>]

Signed-off-by: Qu Wenruo <wqu@suse.com>
---
 fs/btrfs/backref.h    | 20 ++++++++++++++++++++
 fs/btrfs/relocation.c | 19 -------------------
 2 files changed, 20 insertions(+), 19 deletions(-)

diff --git a/fs/btrfs/backref.h b/fs/btrfs/backref.h
index b21304d3f3f8..99d8a9301bc1 100644
--- a/fs/btrfs/backref.h
+++ b/fs/btrfs/backref.h
@@ -8,6 +8,7 @@
 
 #include <linux/btrfs.h>
 #include "ulist.h"
+#include "disk-io.h"
 #include "extent_io.h"
 
 struct inode_fs_paths {
@@ -290,4 +291,23 @@ static inline void link_backref_edge(struct backref_edge *edge,
 	if (link_which & LINK_UPPER)
 		list_add_tail(&edge->list[UPPER], &upper->lower);
 }
+static inline void free_backref_node(struct backref_cache *cache,
+				     struct backref_node *node)
+{
+	if (node) {
+		cache->nr_nodes--;
+		btrfs_put_root(node->root);
+		kfree(node);
+	}
+}
+
+static inline void free_backref_edge(struct backref_cache *cache,
+				     struct backref_edge *edge)
+{
+	if (edge) {
+		cache->nr_edges--;
+		kfree(edge);
+	}
+}
+
 #endif
diff --git a/fs/btrfs/relocation.c b/fs/btrfs/relocation.c
index efd49553ada0..bb46e2e38c4f 100644
--- a/fs/btrfs/relocation.c
+++ b/fs/btrfs/relocation.c
@@ -215,25 +215,6 @@ static void backref_cache_cleanup(struct backref_cache *cache)
 	ASSERT(!cache->nr_edges);
 }
 
-static void free_backref_node(struct backref_cache *cache,
-			      struct backref_node *node)
-{
-	if (node) {
-		cache->nr_nodes--;
-		btrfs_put_root(node->root);
-		kfree(node);
-	}
-}
-
-static void free_backref_edge(struct backref_cache *cache,
-			      struct backref_edge *edge)
-{
-	if (edge) {
-		cache->nr_edges--;
-		kfree(edge);
-	}
-}
-
 static void backref_tree_panic(struct rb_node *rb_node, int errno, u64 bytenr)
 {
 
-- 
2.25.1