linux-kernel - Re: [PATCH] Avoid duplicate running of pud_offset and pmd_offset in one_md_table

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Date:	Fri, 31 Oct 2008 11:03:38 +0100
From:	Ingo Molnar <mingo@...e.hu>
To:	Zhaolei <zhaolei@...fujitsu.com>
Cc:	linux-kernel@...r.kernel.org, Thomas Gleixner <tglx@...utronix.de>,
	"H. Peter Anvin" <hpa@...or.com>, Yinghai Lu <yinghai@...nel.org>,
	Jeremy Fitzhardinge <jeremy@...p.org>
Subject: Re: [PATCH] Avoid duplicate running of pud_offset and pmd_offset
	in one_md_table_init()


* Zhaolei <zhaolei@...fujitsu.com> wrote:

> If !(pgd_val(*pgd) & _PAGE_PRESENT) in PAE mode, we need not get value of
> pmd_table again.
> 
> Signed-off-by: Zhao Lei <zhaolei@...fujitsu.com>
> ---
>  arch/x86/mm/init_32.c |    2 ++
>  1 files changed, 2 insertions(+), 0 deletions(-)

applied to tip/x86/cleanups, thanks!

	Ingo
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