linux-kernel - Re: [RFC] [PATCH] cpuset operations causes Badness at mm/slab.c:777 warning

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Message-ID: <6985.1180746300@turing-police.cc.vt.edu>
Date:	Fri, 01 Jun 2007 21:05:00 -0400
From:	Valdis.Kletnieks@...edu
To:	Linus Torvalds <torvalds@...ux-foundation.org>
Cc:	Christoph Lameter <clameter@....com>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Jeremy Fitzhardinge <jeremy@...p.org>,
	Srinivasa Ds <srinivasa@...ibm.com>,
	linux-kernel@...r.kernel.org,
	Srivatsa Vaddagiri <vatsa@...ibm.com>,
	Dinakar Guniguntala <dino@...ibm.com>, pj@....com,
	simon.derr@...l.net, clameter@...ulhu.engr.sgi.com,
	rientjes@...gle.com
Subject: Re: [RFC] [PATCH] cpuset operations causes Badness at mm/slab.c:777 warning

On Fri, 01 Jun 2007 16:00:30 PDT, Linus Torvalds said:

> 	#define BADPTR ((void *)16)

> I bet you'd find *more* problems that way than by returning NULL, and 
> you'd also avoid the whole problem with "if (!ptr) return -ENOMEM".

Hmm.. this looks like a good contender for "first usage of #ifndef CONFIG_STABLE"

:)

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