linux-kernel - Re: 2.6.25-rc7-git2: Reported regressions from 2.6.24

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Message-ID: <84144f020803281015s60370d9dpec0913c33004b6c2@mail.gmail.com>
Date:	Fri, 28 Mar 2008 19:15:02 +0200
From:	"Pekka Enberg" <penberg@...helsinki.fi>
To:	"Linus Torvalds" <torvalds@...ux-foundation.org>
Cc:	"Christoph Lameter" <clameter@....com>,
	"Rafael J. Wysocki" <rjw@...k.pl>,
	"Pawel Staszewski" <pstaszewski@...com.pl>,
	LKML <linux-kernel@...r.kernel.org>,
	"Adrian Bunk" <bunk@...nel.org>,
	"Andrew Morton" <akpm@...ux-foundation.org>,
	"Natalie Protasevich" <protasnb@...il.com>
Subject: Re: 2.6.25-rc7-git2: Reported regressions from 2.6.24

Hi Christoph,

On Fri, Mar 28, 2008 at 6:00 AM, Linus Torvalds
<torvalds@...ux-foundation.org> wrote:
>  And the fact is, passing in GFP_ZERO from the SLUB code is a bug
>  regardless, because it unnecessarily does the dual memset().

We clear GFP_ZERO in new_slab() so the normal kmalloc()/kzalloc() path
should be fine but don't do it for kmalloc_large() nor
kmalloc_large_node(). Is that the bug here?
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