On 8/10/20 7:21 PM, Yufen Yu wrote: > Normally, blkcg_iolatency_exit() will free related memory in iolatency > when cleanup queue. But if blk_throtl_init() return error and queue init > fail, blkcg_iolatency_exit() will not do that for us. Then it cause > memory leak. Applied, thanks. -- Jens Axboe