[PATCH 05/12] blk-mq: Introduce blk_mq_quiesce_queue()

Bart Van Assche bvanassche at acm.org
Wed Oct 26 20:05:14 PDT 2016

On 10/26/16 19:48, Ming Lei wrote:
> On Thu, Oct 27, 2016 at 10:40 AM, Bart Van Assche <bvanassche at acm.org> wrote:
>> If you have a look at the later patches in this series then you will see
>> that the dm core and the NVMe driver have been modified such that
>> blk_mq_stop_hw_queues(q) is called immediately before
>> blk_mq_quiesce_queue(q) is called.
> Cause any current and future users of blk_mq_quiesce_queue(q)
> have to set the flag via blk_mq_stop_hw_queues(q), why not set
> the flag explicitly in blk_mq_quiesce_queue(q)?

Hello Ming,

I'll leave it to Jens to decide whether I should repost the patch series 
with this change integrated or whether to realize this change with a 
follow-up patch.


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