linux-kernel - Re: [PATCH] io-wq: fix 'task->pi

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Message-ID: <80fa2e28-bbb4-dfa7-7215-c8cea052dca0@kernel.dk>
Date:   Fri, 23 Oct 2020 07:23:17 -0600
From:   Jens Axboe <axboe@...nel.dk>
To:     qiang.zhang@...driver.com
Cc:     viro@...iv.linux.org.uk, linux-fsdevel@...r.kernel.org,
        io-uring@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] io-wq: fix 'task->pi_lock' spin lock protect

On 10/23/20 12:20 AM, qiang.zhang@...driver.com wrote:
> From: Zqiang <qiang.zhang@...driver.com>
> 
> The set CPU affinity func 'do_set_cpus_allowed' may be operate
> 'task_rq', need add rq lock protect, replace 'pi_lock' spinlock
> protect with task_rq_lock func.

Thanks, I'm going to fold this one.

-- 
Jens Axboe