linux-kernel - Re: [PATCH] x86: adjust vmalloc_sync

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Message-ID: <20080906174822.GR4856@elte.hu>
Date:	Sat, 6 Sep 2008 19:48:22 +0200
From:	Ingo Molnar <mingo@...e.hu>
To:	Jan Beulich <jbeulich@...ell.com>
Cc:	tglx@...utronix.de, hpa@...or.com, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] x86: adjust vmalloc_sync_all() for Xen (2nd try)


* Jan Beulich <jbeulich@...ell.com> wrote:

> Since the fourth PDPT entry cannot be shared under Xen,
> vmalloc_sync_all() must iterate over pmd-s rather than pgd-s here.
> Luckily, the code isn't used for native PAE (SHARED_KERNEL_PMD is 1)
> and the change is benign to non-PAE.
> 
> Also do a little more cleanup in that function.
> 
> Signed-off-by: Jan Beulich <jbeulich@...ell.com>
> Cc: Jeremy Fitzhardinge <jeremy@...p.org>

applied to tip/x86/xen, thanks Jan.

	Ingo
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