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SubjectRe: [PATCH 7/8] mq-deadline: add blk-mq adaptation of the deadline IO scheduler
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On 12/22/2016 09:49 AM, Paolo Valente wrote:
>
>> Il giorno 17 dic 2016, alle ore 01:12, Jens Axboe <axboe@fb.com> ha scritto:
>>
>> This is basically identical to deadline-iosched, except it registers
>> as a MQ capable scheduler. This is still a single queue design.
>>
>
> One last question (for today ...):in mq-deadline there are no
> "schedule dispatch" or "unplug work" functions. In blk, CFQ and BFQ
> do these schedules/unplugs in a lot of cases. What's the right
> replacement? Just doing nothing?

You just use blk_mq_run_hw_queue() or variants thereof to kick off queue
runs.

--
Jens Axboe

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