linux-kernel - Re: [PATCH 3/6] mm, PM/Freezer: Disable OOM killer when tasks are frozen

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Message-ID: <alpine.DEB.2.00.0905131558010.26966@chino.kir.corp.google.com>
Date:	Wed, 13 May 2009 16:01:47 -0700 (PDT)
From:	David Rientjes <rientjes@...gle.com>
To:	Andrew Morton <akpm@...ux-foundation.org>
cc:	rjw@...k.pl, linux-pm@...ts.linux-foundation.org,
	fengguang.wu@...el.com, linux-kernel@...r.kernel.org, pavel@....cz,
	nigel@...onice.net, linux-mm@...ck.org
Subject: Re: [PATCH 3/6] mm, PM/Freezer: Disable OOM killer when tasks are
 frozen

On Wed, 13 May 2009, Andrew Morton wrote:

> > This allows __GFP_NOFAIL allocations to fail.
> 
> I think that's OK - oom_killer_disable() and __GFP_NOFAIL are
> fundamentally incompatible, and __GFP_NOFAIL is a crock.
> 

Ok, so we need some documentation of that or some notification that we're 
allowing an allocation to fail that has been specified to "retry 
infinitely [because] the caller cannot handle allocation failures."
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