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btrfs: backref: rename and move backref_cache_init()

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Signed-off-by: Qu Wenruo <wqu@suse.com>
Reviewed-by: David Sterba <dsterba@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>
This commit is contained in:
Qu Wenruo
2020-03-03 13:14:41 +08:00
committed by David Sterba
parent e9a28dc52a
commit 584fb12187
3 changed files with 21 additions and 17 deletions
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18
fs/btrfs/relocation.c
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@@ -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);