From: Jia-Ju Bai <baijiaju1990@gmail.com>
To: Tetsuo Handa <penguin-kernel@I-love.SAKURA.ne.jp>,
Christoph Hellwig <hch@infradead.org>
Cc: axboe@kernel.dk, linux-block@vger.kernel.org,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH] block: ioprio: Replace GFP_ATOMIC with GFP_KERNEL in set_task_ioprio()
Date: Tue, 24 Jul 2018 09:42:28 +0800 [thread overview]
Message-ID: <00149ccf-71d7-14e9-fb64-9b8b2ca1e74e@gmail.com> (raw)
In-Reply-To: <8dab79c6-eb75-b013-1f83-3af43a7052cb@I-love.SAKURA.ne.jp>
On 2018/7/24 5:49, Tetsuo Handa wrote:
> On 2018/07/23 16:18, Christoph Hellwig wrote:
>> Looks good,
> Looks bad. :-(
>
> SYSCALL_DEFINE3(ioprio_set, int, which, int, who, int, ioprio)
> {
> (...snipped...)
> rcu_read_lock();
> (...snipped...)
> ret = set_task_ioprio(p, ioprio);
> (...snipped...)
> rcu_read_unlock();
> (...snipped...)
Oops, my tool does not handle SYSCALL_DEFINE3()...
Sorry for my incorrect report.
Best wishes,
Jia-Ju Bai
next prev parent reply other threads:[~2018-07-24 1:42 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-07-23 2:21 [PATCH] block: ioprio: Replace GFP_ATOMIC with GFP_KERNEL in set_task_ioprio() Jia-Ju Bai
2018-07-23 7:18 ` Christoph Hellwig
2018-07-23 12:59 ` Jia-Ju Bai
2018-07-23 21:49 ` Tetsuo Handa
2018-07-24 1:42 ` Jia-Ju Bai [this message]
2018-07-24 7:47 ` [LKP] [block] 8448e82606: WARNING:suspicious_RCU_usage kernel test robot
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