On Tue, Apr 19, 2022 at 03:47:26PM +0800, Ming Lei wrote: > I agree to remove it because it is legacy poll interface, and very likely > no one use it since the problem to be addressed can easily be exposed by > sync polled dio sanity test or 'blktests block/007'. > > I'd suggest to switch sync polled dio into non-polled silently, just with > logging sort of 'sync polled io is obsolete, please use io_uring for io > polling', or any other idea? We've carefully define RWF_HIPRI to just be a hint. So I don't think logging an error would be all that useful.