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Date: Wed, 13 May 2015 09:42:47 +0900
Message-ID: <CAH9JG2WffvJCB7v1peL3vWbJoJwZH=h8g-o0TmkmfUpsgVci0A@mail.gmail.com>
Subject: Re: [RFC PATCH] PM, freezer: Don't thaw when it's intended frozen processes
From: Kyungmin Park <kmpark@infradead.org>
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Sender: owner-linux-mm@kvack.org
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To: Tejun Heo <tj@kernel.org>
Cc: linux-mm <linux-mm@kvack.org>, Andrew Morton <akpm@linux-foundation.org>, "\\Rafael J. Wysocki\\" <rjw@rjwysocki.net>, David Rientjes <rientjes@google.com>, Johannes Weiner <hannes@cmpxchg.org>, Oleg Nesterov <oleg@redhat.com>, Cong Wang <xiyou.wangcong@gmail.com>, LKML <linux-kernel@vger.kernel.org>, Linux PM list <linux-pm@vger.kernel.org>

On Tue, May 12, 2015 at 11:43 PM, Tejun Heo <tj@kernel.org> wrote:
> Hello,
>
> On Mon, May 11, 2015 at 04:47:14PM +0900, Kyungmin Park wrote:
>> > The kernel 3.10 is not working as expected, but right the latest
>> > kernel is working correctly.
>>
>> Please ignore it. test is wrong and it's not working, see Krzysztof Mail.
>
> So, I just tested and it does work as expected.  What Krzysztof said
> is the same thing that I said in the first reply.  The tasks will be
> woken up but won't leave freezer.  Please re-test.

Right, it's still in freezer, just one time scheduling is happened.
and enter freeze state again.

do you think can we avoid it or it's sub-optimal to do as patch?

Thank you,
Kyungmin Park

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