linux-kernel - Re: FYI: mmap

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Date:	Thu,  8 Jul 2010 10:11:10 +0900 (JST)
From:	KOSAKI Motohiro <kosaki.motohiro@...fujitsu.com>
To:	KOSAKI Motohiro <kosaki.motohiro@...fujitsu.com>
Cc:	kosaki.motohiro@...fujitsu.com,
	Michel Lespinasse <walken@...gle.com>,
	linux-mm <linux-mm@...ck.org>,
	LKML <linux-kernel@...r.kernel.org>,
	Divyesh Shah <dpshah@...gle.com>
Subject: Re: FYI: mmap_sem OOM patch

> Yup.
> If admins want to kill memory hogging process manually when the system
> is under heavy swap thrashing, we will face the same problem, need 
> unfairness and fast exit. So, unfair exiting design looks very good.
> 
> If you will updated the description, I'm glad :)

I have one more topic. can we check fatal_signal_pending() instead TIF_MEMDIE?
As I said, if the process received SIGKILL, do the fork/exec/brk/mmap 
starvations have any problem?

Thanks.


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