On Wed, Nov 30, 2022 at 09:21:50PM +0800, Li Nan wrote: > From: Yu Kuai <yukuai3@xxxxxxxxxx> > > iocost is based on rq_qos, which can only work for request based device, > thus it doesn't make sense to configure iocost for bio based device. > > Signed-off-by: Yu Kuai <yukuai3@xxxxxxxxxx> > Reviewed-by: Christoph Hellwig <hch@xxxxxx> > Signed-off-by: Li Nan <linan122@xxxxxxxxxx> Acked-by: Tejun Heo <tj@xxxxxxxxxx> Thanks. -- tejun