Commit 47254d07 authored by Qu Wenruo's avatar Qu Wenruo Committed by David Sterba
Browse files

btrfs: backref: rename and move alloc_backref_edge() 



Signed-off-by: default avatarQu Wenruo <wqu@suse.com>
Reviewed-by: default avatarDavid Sterba <dsterba@suse.com>
Signed-off-by: default avatarDavid Sterba <dsterba@suse.com>
parent b1818dab

fs/btrfs/backref.c

+11 −0
Original line number Diff line number Diff line
@@ -2503,3 +2503,14 @@ struct btrfs_backref_node *btrfs_backref_alloc_node( 


	return node;

}



struct btrfs_backref_edge *btrfs_backref_alloc_edge(

		struct btrfs_backref_cache *cache)

{

	struct btrfs_backref_edge *edge;



	edge = kzalloc(sizeof(*edge), GFP_NOFS);

	if (edge)

		cache->nr_edges++;

	return edge;

}

fs/btrfs/backref.h

+2 −0
Original line number Diff line number Diff line
@@ -272,5 +272,7 @@ void btrfs_backref_init_cache(struct btrfs_fs_info *fs_info, 
			      struct btrfs_backref_cache *cache, int is_reloc);

struct btrfs_backref_node *btrfs_backref_alloc_node(

		struct btrfs_backref_cache *cache, u64 bytenr, int level);

struct btrfs_backref_edge *btrfs_backref_alloc_edge(

		struct btrfs_backref_cache *cache);



#endif

fs/btrfs/relocation.c

+3 −14
Original line number Diff line number Diff line
@@ -218,17 +218,6 @@ static void free_backref_node(struct btrfs_backref_cache *cache, 
	}

}



static struct btrfs_backref_edge *alloc_backref_edge(

		struct btrfs_backref_cache *cache)

{

	struct btrfs_backref_edge *edge;



	edge = kzalloc(sizeof(*edge), GFP_NOFS);

	if (edge)

		cache->nr_edges++;

	return edge;

}



#define		LINK_LOWER	(1 << 0)

#define		LINK_UPPER	(1 << 1)

static void link_backref_edge(struct btrfs_backref_edge *edge,
@@ -581,7 +570,7 @@ static int handle_direct_tree_backref(struct btrfs_backref_cache *cache, 
		return 0;

	}



	edge = alloc_backref_edge(cache);

	edge = btrfs_backref_alloc_edge(cache);

	if (!edge)

		return -ENOMEM;
@@ -698,7 +687,7 @@ static int handle_indirect_tree_backref(struct btrfs_backref_cache *cache, 
			break;

		}



		edge = alloc_backref_edge(cache);

		edge = btrfs_backref_alloc_edge(cache);

		if (!edge) {

			btrfs_put_root(root);

			ret = -ENOMEM;
@@ -1263,7 +1252,7 @@ static int clone_backref_node(struct btrfs_trans_handle *trans, 


	if (!node->lowest) {

		list_for_each_entry(edge, &node->lower, list[UPPER]) {

			new_edge = alloc_backref_edge(cache);

			new_edge = btrfs_backref_alloc_edge(cache);

			if (!new_edge)

				goto fail;