On 9/27/19 9:24 AM, Ming Lei wrote: > Hi, > > The 1st patch always applies io scheduler path if 'none' isn't used, > so that sequential IO performance can be improved on slow MQ device. > Also write order for zone device can be maintained becasue zone device > requires mq-dealine to do that. > > The 2nd patch applies normal plugging for MQ HDD. Both look clean and fine to me. I will wait with queueing them up until I've done some testing. -- Jens Axboe