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

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [day] [month] [year] [list]

Message-ID: <20081031100338.GA19981@elte.hu>
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
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/