Commit 9b3743a6 authored by Baolin Liu's avatar Baolin Liu Committed by David Sterba
Browse files

btrfs: simplify list initialization in btrfs_compr_pool_scan() 



In btrfs_compr_pool_scan(), use LIST_HEAD() to declare and initialize
the 'remove' list_head in one step instead of using INIT_LIST_HEAD()
separately.

Signed-off-by: default avatarBaolin Liu <liubaolin@kylinos.cn>
Reviewed-by: default avatarDavid Sterba <dsterba@suse.com>
Signed-off-by: default avatarDavid Sterba <dsterba@suse.com>
parent 07166122

fs/btrfs/compression.c

+1 −3
Original line number Diff line number Diff line
@@ -192,15 +192,13 @@ static unsigned long btrfs_compr_pool_count(struct shrinker *sh, struct shrink_c 


static unsigned long btrfs_compr_pool_scan(struct shrinker *sh, struct shrink_control *sc)

{

	struct list_head remove;

	LIST_HEAD(remove);

	struct list_head *tmp, *next;

	int freed;



	if (compr_pool.count == 0)

		return SHRINK_STOP;



	INIT_LIST_HEAD(&remove);



	/* For now, just simply drain the whole list. */

	spin_lock(&compr_pool.lock);

	list_splice_init(&compr_pool.list, &remove);