btrfs: backref: rename and move backref_cache_init() (584fb121) · Commits · 戴 / test

fs/btrfs/backref.c

+17 −0

Original line number	Diff line number	Diff line
		@@ -2465,3 +2465,20 @@ int btrfs_backref_iter_next(struct btrfs_backref_iter *iter)
		path->slots[0]);
		return 0;
		}

		void btrfs_backref_init_cache(struct btrfs_fs_info *fs_info,
		struct btrfs_backref_cache *cache, int is_reloc)
		{
		int i;

		cache->rb_root = RB_ROOT;
		for (i = 0; i < BTRFS_MAX_LEVEL; i++)
		INIT_LIST_HEAD(&cache->pending[i]);
		INIT_LIST_HEAD(&cache->changed);
		INIT_LIST_HEAD(&cache->detached);
		INIT_LIST_HEAD(&cache->leaves);
		INIT_LIST_HEAD(&cache->pending_edge);
		INIT_LIST_HEAD(&cache->useless_node);
		cache->fs_info = fs_info;
		cache->is_reloc = is_reloc;
		}

+3 −0

Original line number	Diff line number	Diff line
		@@ -268,4 +268,7 @@ struct btrfs_backref_cache {
		unsigned int is_reloc;
		};

		void btrfs_backref_init_cache(struct btrfs_fs_info *fs_info,
		struct btrfs_backref_cache *cache, int is_reloc);

		#endif

+1 −17

Original line number	Diff line number	Diff line
		@@ -178,22 +178,6 @@ static void mapping_tree_init(struct mapping_tree *tree)
		spin_lock_init(&tree->lock);
		}

		static void backref_cache_init(struct btrfs_fs_info *fs_info,
		struct btrfs_backref_cache *cache, int is_reloc)
		{
		int i;
		cache->rb_root = RB_ROOT;
		for (i = 0; i < BTRFS_MAX_LEVEL; i++)
		INIT_LIST_HEAD(&cache->pending[i]);
		INIT_LIST_HEAD(&cache->changed);
		INIT_LIST_HEAD(&cache->detached);
		INIT_LIST_HEAD(&cache->leaves);
		INIT_LIST_HEAD(&cache->pending_edge);
		INIT_LIST_HEAD(&cache->useless_node);
		cache->fs_info = fs_info;
		cache->is_reloc = is_reloc;
		}

		static void backref_cache_cleanup(struct btrfs_backref_cache *cache)
		{
		struct btrfs_backref_node *node;
		@@ -4231,7 +4215,7 @@ static struct reloc_control alloc_reloc_control(struct btrfs_fs_info fs_info)

		INIT_LIST_HEAD(&rc->reloc_roots);
		INIT_LIST_HEAD(&rc->dirty_subvol_roots);
		backref_cache_init(fs_info, &rc->backref_cache, 1);
		btrfs_backref_init_cache(fs_info, &rc->backref_cache, 1);
		mapping_tree_init(&rc->reloc_root_tree);
		extent_io_tree_init(fs_info, &rc->processed_blocks,
		IO_TREE_RELOC_BLOCKS, NULL);