Re: [PATCH 0/4] blk-mq-sched: allow to use hw tag for sched

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On Sat, Apr 15, 2017 at 08:38:21PM +0800, Ming Lei wrote:
> The 1st patch enhances BLK_MQ_F_NO_SCHED so that we can't change/
> show available io schedulers on devices which don't support io
> scheduler.
> 
> The 2nd patch passes BLK_MQ_F_NO_SCHED for avoiding one regression
> on mtip32xx, which is introduced by blk-mq io scheduler.
> 
> The last two patches introduce BLK_MQ_F_SCHED_USE_HW_TAG so that
> we can allow to use hardware tag for scheduler, then mq-deadline
> can work well on mtip32xx. Even though other devices with enough
> hardware tag space can benefit from this feature too.
> 
> The 1st two patches aims on v4.11, and the last two are for
> v4.12.

Please ignore this patchset, and I will post another serial for
mtip32xx fix.

thanks,
Ming



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