From e0a04278a95cab3b7aac3db4d8723896b7a5bbbd Mon Sep 17 00:00:00 2001 From: Zach Brown Date: Mon, 7 Oct 2013 14:42:59 -0700 Subject: [PATCH] btrfs-progs: remove dead block group checking Don't carry around dead code. If its needed again, it's only a few git commands away. This was found by static analysis. Signed-off-by: Zach Brown Signed-off-by: David Sterba Signed-off-by: Chris Mason --- cmds-check.c | 50 -------------------------------------------------- 1 file changed, 50 deletions(-) diff --git a/cmds-check.c b/cmds-check.c index ee0abfd7..d3535717 100644 --- a/cmds-check.c +++ b/cmds-check.c @@ -5003,55 +5003,6 @@ static void free_corrupt_block(struct cache_extent *cache) FREE_EXTENT_CACHE_BASED_TREE(corrupt_blocks, free_corrupt_block); -static int check_block_group(struct btrfs_trans_handle *trans, - struct btrfs_fs_info *info, - struct map_lookup *map, - int *reinit) -{ - struct btrfs_key key; - struct btrfs_path path; - int ret; - - key.objectid = map->ce.start; - key.offset = map->ce.size; - key.type = BTRFS_BLOCK_GROUP_ITEM_KEY; - - btrfs_init_path(&path); - ret = btrfs_search_slot(NULL, info->extent_root, - &key, &path, 0, 0); - btrfs_release_path(&path); - if (ret <= 0) - goto out; - - ret = btrfs_make_block_group(trans, info->extent_root, 0, map->type, - BTRFS_FIRST_CHUNK_TREE_OBJECTID, - key.objectid, key.offset); - *reinit = 1; -out: - return ret; -} - -static int check_block_groups(struct btrfs_trans_handle *trans, - struct btrfs_fs_info *info, int *reinit) -{ - struct cache_extent *ce; - struct map_lookup *map; - struct btrfs_mapping_tree *map_tree = &info->mapping_tree; - - /* this isn't quite working */ - return 0; - - ce = search_cache_extent(&map_tree->cache_tree, 0); - while (1) { - if (!ce) - break; - map = container_of(ce, struct map_lookup, ce); - check_block_group(trans, info, map, reinit); - ce = next_cache_extent(ce); - } - return 0; -} - static void reset_cached_block_groups(struct btrfs_fs_info *fs_info) { struct btrfs_block_group_cache *cache; @@ -5113,7 +5064,6 @@ static int check_extent_refs(struct btrfs_trans_handle *trans, cache = next_cache_extent(cache); } prune_corrupt_blocks(trans, root->fs_info); - check_block_groups(trans, root->fs_info, &reinit); if (reinit) btrfs_read_block_groups(root->fs_info->extent_root); reset_cached_block_groups(root->fs_info);