Re: [PATCH v5 3/4] ata: Enabling ATA Command Priorities

From	Tejun Heo <tj@kernel.org>
Newsgroups	linux.kernel
Subject	Re: [PATCH v5 3/4] ata: Enabling ATA Command Priorities
Date	2016-10-14 01:30 +0200
Message-ID	<srXBL-1Hs-9@gated-at.bofh.it> (permalink)
References	<srXBL-1Hs-11@gated-at.bofh.it> <srXBL-1Hs-13@gated-at.bofh.it>
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Hello,

On Thu, Oct 13, 2016 at 04:00:30PM -0700, Adam Manzanares wrote:
> This patch checks to see if an ATA device supports NCQ command priorities.
> If so and the user has specified an iocontext that indicates
> IO_PRIO_CLASS_RT then we build a tf with a high priority command.
> 
> This is done to improve the tail latency of commands that are high
> priority by passing priority to the device.
> 
> Signed-off-by: Adam Manzanares <adam.manzanares@wdc.com>

Looks good to me.  Once the block changes are applied, I'll pull it
into libata tree and apply the ata part on top.

Thanks.

-- 
tejun

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Re: [PATCH v5 3/4] ata: Enabling ATA Command Priorities Tejun Heo <tj@kernel.org> - 2016-10-14 01:30 +0200

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