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From: KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>
To: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
Subject: Re: [patch -mm v2] mm: introduce oom_adj_child
Cc: kosaki.motohiro@jp.fujitsu.com, David Rientjes <rientjes@google.com>,
       Andrew Morton <akpm@linux-foundation.org>,
       Rik van Riel <riel@redhat.com>, Paul Menage <menage@google.com>,
       linux-kernel@vger.kernel.org, linux-mm@kvack.org
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Date: Mon,  3 Aug 2009 21:19:58 +0900 (JST)
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> On Mon, 3 Aug 2009 17:45:19 +0900
> KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com> wrote:
> 
> > "just inherit at fork, change at exec" is an usual manner, I think.
> > If oom_adj_exec rather than oom_adj_child, I won't complain, more.
> > 
> But this/(and yours) requires users to rewrite their apps.
> Then, breaks current API.
> please fight with other guardians.

Definitely, I never agree regressionful ABI change ;)
At least, I still think it can be fixable.