linux-kernel - Re: SLUB: Return ZERO_SIZE

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Message-Id: <20070604155355.bf29a3a8.akpm@linux-foundation.org>
Date:	Mon, 4 Jun 2007 15:53:55 -0700
From:	Andrew Morton <akpm@...ux-foundation.org>
To:	Christoph Lameter <clameter@....com>
Cc:	Pekka Enberg <penberg@...helsinki.fi>,
	Linus Torvalds <torvalds@...ux-foundation.org>,
	linux-kernel@...r.kernel.org, Jeremy Fitzhardinge <jeremy@...p.org>
Subject: Re: SLUB: Return ZERO_SIZE_PTR for kmalloc(0)

On Mon, 4 Jun 2007 15:39:08 -0700 (PDT)
Christoph Lameter <clameter@....com> wrote:

> > Btw, if I am again missing something totally obvious, could you please be so
> > kind to send me a batch of the same pills that the smart people take. I am all
> > out.
> 
> Heheheh.... Mind boogling isnt it? Patch duplicity....
> 
> Seriously: Andrew/Linus could you make up your mind which way we are 
> going here? 

I've no strong opinions - I'm just randomly waffling.
 
> I'd say lets drop the DEVELKERNEL stuff and the warnings and go with 
> ZERO_SIZE_PTR. The DEVELKERNEL patch has the danger that subtle changes 
> occur at release time that we have not anticipated.

OK.
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