On 02/06/2017 01:52 PM, Omar Sandoval wrote: > From: Omar Sandoval <[email protected]> > > I noticed that when booting with a default blk-mq I/O scheduler, the > /sys/block/*/queue/iosched directory was missing. However, switching > after boot did create the directory. This is because we skip the initial > elevator register/unregister when we don't have a ->request_fn(), but we > should still do it for the ->mq_ops case.
Good catch Omar, applied. -- Jens Axboe
