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SubjectRe: [PATCH 2/4] remove boost_dying_task_prio()
On Mon, 11 Apr 2011, KOSAKI Motohiro wrote:

> This is a almost revert commit 93b43fa (oom: give the dying
> task a higher priority).
>
> The commit dramatically improve oom killer logic when fork-bomb
> occur. But, I've found it has nasty corner case. Now cpu cgroup
> has strange default RT runtime. It's 0! That said, if a process
> under cpu cgroup promote RT scheduling class, the process never
> run at all.
>
> Eventually, kernel may hang up when oom kill occur.
> I and Luis who original author agreed to disable this logic at
> once.
>
> Signed-off-by: KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>
> Acked-by: Luis Claudio R. Goncalves <lclaudio@uudg.org>
> Acked-by: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
> Reviewed-by: Minchan Kim <minchan.kim@gmail.com>

Acked-by: David Rientjes <rientjes@google.com>


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