ext4: no need flush workqueue before destroying it

destroy_workqueue() will do flushing work for us.

Signed-off-by: Jun Piao <piaojun@huawei.com>
Signed-off-by: Theodore Ts'o <tytso@mit.edu>
Reviewed-by: Jan Kara <jack@suse.cz>

diff --git a/fs/ext4/super.c b/fs/ext4/super.c
index e5b9a305ff72d53541b89dd8813dd3e3737515ac..2a7faf94bb908da4273f5d85b639373638bfd6cd 100644 (file)
--- a/fs/ext4/super.c
+++ b/fs/ext4/super.c
@@ -871,7 +871,6 @@ static void ext4_put_super(struct super_block *sb)
        ext4_unregister_li_request(sb);
        ext4_quota_off_umount(sb);
 
-       flush_workqueue(sbi->rsv_conversion_wq);
        destroy_workqueue(sbi->rsv_conversion_wq);
 
        if (sbi->s_journal) {