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Date:	Tue, 29 Jul 2008 11:37:19 +1000
From:	Nick Piggin <>
To:	Linus Torvalds <>,
Cc:	Johannes Weiner <>,
	Alexey Dobriyan <>,,,,
Subject: Re: [PATCH] x86: do not overrun page table ranges in gup

On Tuesday 29 July 2008 10:39, Linus Torvalds wrote:
> On Mon, 28 Jul 2008, Linus Torvalds wrote:
> > So no, the right fix would be to align 'start' first, which means that
> > everything else (including 'end') will be page-aligned. Aligning just one
> > or the other is very very wrong.
> Does this work?
> Not pretty, but it stands _some_ chance of being correct.

No, that's not particularly ugly and I think the fix is good. Thank you
everyone involved in the thread.

Acked-by: Nick Piggin <>
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