linux-kernel - Re: [PATCH RFC] nohz,blk-mq: do not create blk-mq workqueues on nohz dedicated CPUs

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Message-ID: <551C04D4.4060909@kernel.dk>
Date:	Wed, 01 Apr 2015 08:46:44 -0600
From:	Jens Axboe <axboe@...nel.dk>
To:	Rik van Riel <riel@...hat.com>,
	Marcelo Tosatti <mtosatti@...hat.com>
CC:	axboe@...nel.org, fweisbec@...hat.com, mingo@...nel.org,
	linux-kernel@...r.kernel.org, lcapitulino@...hat.com
Subject: Re: [PATCH RFC] nohz,blk-mq: do not create blk-mq workqueues on nohz
 dedicated CPUs

On 04/01/2015 08:45 AM, Rik van Riel wrote:
> On 04/01/2015 10:36 AM, Jens Axboe wrote:
>
>> That wont work for blk-mq, we rely on the characteristics of bound
>> workqueues. So it would have to be handled up front, like in the patch I
>> sent out.
>
> Your patch from yesterday looks good.  I'll take it for
> a spin today (had some other stuff on my plate yesterday).

Great, thanks. If we can get it tested, then I can get it queued up for 4.1.


-- 
Jens Axboe

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