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Date: Wed, 10 Sep 2014 10:43:40 -0500 (CDT)
From: Christoph Lameter <cl@linux.com>
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To: Jiri Kosina <jkosina@suse.cz>
cc: "Theodore Ts'o" <tytso@mit.edu>, Andrew Morton <akpm@linux-foundation.org>,
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Subject: Re: [PATCH] mm/sl[aou]b: make kfree() aware of error pointers
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On Wed, 10 Sep 2014, Jiri Kosina wrote:

> Still, I believe that kernel shouldn't be just ignoring kfree(ERR_PTR)
> happening. Would something like the below be more acceptable?

CONFIG_DEBUG_SLAB is the wrong debugging option since it is used for
object debugging. This kind of patch would need CONFIG_DEBUG_VM I think.