Re: [PATCHSET v4] blk-mq-scheduling framework

From	Paolo Valente <paolo.valente@linaro.org>
Newsgroups	linux.kernel
Subject	Re: [PATCHSET v4] blk-mq-scheduling framework
Date	2017-01-23 18:10 +0100
Message-ID	<t2QhZ-Jd-43@gated-at.bofh.it> (permalink)
References	(5 earlier) <sRdtD-2JG-9@gated-at.bofh.it> <t0zEC-63y-13@gated-at.bofh.it> <t0zEC-63y-11@gated-at.bofh.it> <t117Q-6i2-19@gated-at.bofh.it> <t2QhZ-Jd-45@gated-at.bofh.it>
Organization	linux.* mail to news gateway

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> Il giorno 18 gen 2017, alle ore 17:21, Jens Axboe <axboe@fb.com> ha scritto:
> 
> On 01/18/2017 08:14 AM, Paolo Valente wrote:
>> according to the function blk_mq_sched_put_request, the
>> mq.completed_request hook seems to always be invoked (if set) for a
>> request for which the mq.put_rq_priv is invoked (if set).
> 
> Correct, any request that came out of blk_mq_sched_get_request()
> will always have completed called on it, regardless of whether it
> had IO started on it or not.
> 

It seems that some request, after being dispatched, happens to have no
mq.put_rq_priv invoked on it now or then.  Is it expected?  If it is,
could you point me to the path through which the end of the life of
such a request is handled?

Thanks,
Paolo

> -- 
> Jens Axboe
>

Thread

Re: [PATCHSET v4] blk-mq-scheduling framework Paolo Valente <paolo.valente@linaro.org> - 2017-01-17 12:00 +0100
  Re: [PATCHSET v4] blk-mq-scheduling framework Paolo Valente <paolo.valente@linaro.org> - 2017-01-18 17:20 +0100
    Re: [PATCHSET v4] blk-mq-scheduling framework Paolo Valente <paolo.valente@linaro.org> - 2017-01-23 18:10 +0100
      Re: [PATCHSET v4] blk-mq-scheduling framework Paolo Valente <paolo.valente@linaro.org> - 2017-01-25 09:50 +0100
        Re: [PATCHSET v4] blk-mq-scheduling framework Paolo Valente <paolo.valente@linaro.org> - 2017-01-26 15:30 +0100

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