From: penguin-kernel@i-love.sakura.ne.jp
To: David Rientjes <rientjes@google.com>
Cc: Andrew Morton <akpm@linux-foundation.org>,
Michal Hocko <mhocko@suse.com>,
linux-kernel@vger.kernel.org, linux-mm@kvack.org
Subject: Re: [patch v3] mm, oom: fix unnecessary killing of additional processes
Date: Wed, 04 Jul 2018 11:26:46 +0900 [thread overview]
Message-ID: <201807040226.w642Qk6k001082@www262.sakura.ne.jp> (raw)
In-Reply-To: <alpine.DEB.2.21.1807031841220.110853@chino.kir.corp.google.com>
David Rientjes wrote:
> Ping?
>
> This can be something that can easily be removed if it becomes obsoleted
> because the oom reaper is always able to free memory to the extent of
> exit_mmap(). I argue that it cannot, because it cannot do free_pgtables()
> for large amounts of virtual memory, but am fine to be proved wrong.
This is "[PATCH 3/8] mm,oom: Fix unnecessary killing of additional processes." in my series.
>
> In the meantime, however, this patch should introduce no significant
> change in functionality and the only interface it is added is in debugfs
> and can easily be removed if it is obsoleted.
>
> The work to make the oom reaper more effective or realible can still
> continue with this patch.
>
next prev parent reply other threads:[~2018-07-04 2:27 UTC|newest]
Thread overview: 28+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-06-21 21:35 [patch v3] mm, oom: fix unnecessary killing of additional processes David Rientjes
2018-07-04 1:43 ` David Rientjes
2018-07-04 2:26 ` penguin-kernel [this message]
2018-07-05 23:46 ` Andrew Morton
2018-07-06 5:39 ` Michal Hocko
2018-07-07 0:05 ` David Rientjes
2018-07-09 12:35 ` Michal Hocko
2018-07-09 20:30 ` David Rientjes
2018-07-10 11:01 ` Michal Hocko
2018-07-17 21:09 ` Tetsuo Handa
2018-07-18 20:22 ` David Rientjes
2018-07-18 21:21 ` Tetsuo Handa
2018-07-19 14:23 ` Tetsuo Handa
2018-07-20 8:41 ` David Rientjes
2018-07-20 9:57 ` Tetsuo Handa
2018-07-20 20:19 ` David Rientjes
2018-07-20 20:47 ` Tetsuo Handa
2018-07-20 22:19 ` David Rientjes
2018-07-20 20:14 ` [patch v4] " David Rientjes
2018-07-20 20:43 ` Tetsuo Handa
2018-07-20 22:13 ` David Rientjes
2018-07-21 2:47 ` Tetsuo Handa
2018-07-24 21:45 ` David Rientjes
2018-07-24 22:31 ` Tetsuo Handa
2018-07-24 22:51 ` David Rientjes
2018-07-24 22:55 ` Tetsuo Handa
2018-07-25 0:24 ` David Rientjes
2018-07-24 21:44 ` [patch v5] " David Rientjes
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