From: Jens Axboe <axboe@kernel.dk>
To: Tetsuo Handa <penguin-kernel@I-love.SAKURA.ne.jp>,
osandov@fb.com, stable@vger.kernel.org
Cc: peterz@infradead.org, torvalds@linux-foundation.org,
tglx@linutronix.de, kernel-team@fb.com, mingo@kernel.org
Subject: Re: sched/wait: Fix add_wait_queue() behavioral change
Date: Sat, 10 Feb 2018 10:37:42 -0700 [thread overview]
Message-ID: <9a183b1a-e6e2-bed1-4816-694b54594cbc@kernel.dk> (raw)
In-Reply-To: <201802102314.AGJ39032.LMFJFtOSOQFVOH@I-love.SAKURA.ne.jp>
On 2/10/18 7:14 AM, Tetsuo Handa wrote:
> Recently, we are seeing I/O hungup reports.
>
> I don't know whether a regression introduced by commit 50816c48997af857
> ("sched/wait: Standardize internal naming of wait-queue entries") is relevant.
> But shouldn't we backport commit c6b9d9a330290144 ("sched/wait: Fix
> add_wait_queue() behavioral change") to 4.13+ kernels anyway?
Yes, it most certainly should!
--
Jens Axboe
next prev parent reply other threads:[~2018-02-10 17:37 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-02-10 14:14 sched/wait: Fix add_wait_queue() behavioral change Tetsuo Handa
2018-02-10 17:37 ` Jens Axboe [this message]
2018-02-11 10:32 ` Ingo Molnar
2018-02-11 18:28 ` Linus Torvalds
2018-02-13 16:15 ` Jens Axboe
2018-02-13 15:42 ` Greg Kroah-Hartman
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