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From: Hao Xu <[email protected]>
To: Jens Axboe <[email protected]>
Cc: [email protected], Pavel Begunkov <[email protected]>,
	Joseph Qi <[email protected]>
Subject: Re: [PATCH] io_uring: consider cgroup setting when binding sqpoll cpu
Date: Mon, 16 Aug 2021 14:04:50 +0800	[thread overview]
Message-ID: <[email protected]> (raw)
In-Reply-To: <[email protected]>

在 2021/8/15 下午11:19, Jens Axboe 写道:
> On 8/15/21 9:10 AM, Hao Xu wrote:
>> Since sqthread is userspace like thread now, it should respect cgroup
>> setting, thus we should consider current allowed cpuset when doing
>> cpu binding for sqthread.
> 
> This seems a bit convoluted for what it needs to do. Surely we can just
> test sqd->sq_cpu directly in the task_cs()?
I didn't know task_cs() before, it seems to be a static function, which
is called by cpuset_cpus_allowed(), and this one is exposed.
> 


  reply	other threads:[~2021-08-16  6:04 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-08-15 15:10 [PATCH] io_uring: consider cgroup setting when binding sqpoll cpu Hao Xu
2021-08-15 15:19 ` Jens Axboe
2021-08-16  6:04   ` Hao Xu [this message]
2021-08-16 16:58     ` Jens Axboe
2021-08-17 12:08       ` Hao Xu
2021-08-15 15:22 ` Hao Xu

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