linux-kernel - Re: [PATCH] Change ZERO_SIZE_PTR to point at unmapped space

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Message-ID: <alpine.LFD.2.01.0905301902010.3435@localhost.localdomain>
Date:	Sat, 30 May 2009 19:02:14 -0700 (PDT)
From:	Linus Torvalds <torvalds@...ux-foundation.org>
To:	"Larry H." <research@...reption.com>
cc:	linux-mm@...ck.org, Alan Cox <alan@...rguk.ukuu.org.uk>,
	Rik van Riel <riel@...hat.com>, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] Change ZERO_SIZE_PTR to point at unmapped space



On Sat, 30 May 2009, Larry H. wrote:
> 
> Like I said in the reply to Peter, this is 3 extra bytes for amd64 with
> gcc 4.3.3. I can't be bothered to check other architectures at the
> moment.

.. and I can't be bothered with applying this. I'm just not convinced.

It's 3 extra bytes just for the constant. It's also another test, and 
another branch.

		Linus
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