From: Vlastimil Babka <vbabka@suse.cz>
To: Xishi Qiu <qiuxishi@huawei.com>, Michal Hocko <mhocko@kernel.org>,
Mel Gorman <mgorman@techsingularity.net>,
Hugh Dickins <hughd@google.com>, Minchan Kim <minchan@kernel.org>,
"wencongyang (A)" <wencongyang2@huawei.com>,
Johannes Weiner <hannes@cmpxchg.org>,
Dmitry Vyukov <dvyukov@google.com>,
zhong jiang <zhongjiang@huawei.com>
Cc: Linux MM <linux-mm@kvack.org>, LKML <linux-kernel@vger.kernel.org>
Subject: Re: mm, we use rcu access task_struct in mm_match_cgroup(), but not use rcu free in free_task_struct()
Date: Wed, 24 May 2017 09:49:18 +0200 [thread overview]
Message-ID: <263518b9-5a39-1af9-ac9e-055da3384aef@suse.cz> (raw)
In-Reply-To: <59250EA3.60905@huawei.com>
On 05/24/2017 06:40 AM, Xishi Qiu wrote:
> On 2017/5/24 9:40, Xishi Qiu wrote:
>
>> Hi, I find we use rcu access task_struct in mm_match_cgroup(), but not use
>> rcu free in free_task_struct(), is it right?
>>
>> Here is the backtrace.
Can you post the whole oops, including kernel version etc? Is it the
same 3.10 RH kernel as in the other report?
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next prev parent reply other threads:[~2017-05-24 7:49 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-05-24 1:40 Xishi Qiu
2017-05-24 4:40 ` Xishi Qiu
2017-05-24 7:49 ` Vlastimil Babka [this message]
2017-05-24 8:04 ` Xishi Qiu
2017-05-24 8:29 ` Michal Hocko
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