linux-kernel - Re: [PATCH v2 2/2] x86,AMD: Enable WC+ memory type on family 10 processors

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 for Android: free password hash cracker in your pocket

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

Message-ID: <20130130035235.GE30965@pd.tnic>
Date:	Wed, 30 Jan 2013 04:52:35 +0100
From:	Borislav Petkov <bp@...en8.de>
To:	Boris Ostrovsky <boris.ostrovsky@....com>
Cc:	tglx@...utronix.de, mingo@...hat.com, hpa@...or.com,
	Jacob.Shin@....com, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2 2/2] x86,AMD: Enable WC+ memory type on family 10
 processors

On Tue, Jan 29, 2013 at 05:15:23PM -0500, Boris Ostrovsky wrote:
> In some cases BIOS may not enable WC+ memory type on family 10
> processors, instead converting what would be WC+ memory to CD type.
> On guests using nested pages this could result in performance
> degradation. This patch enables WC+.
> 
> Signed-off-by: Boris Ostrovsky <boris.ostrovsky@....com>

Acked-by: Borislav Petkov <bp@...e.de>

-- 
Regards/Gruss,
    Boris.

Sent from a fat crate under my desk. Formatting is fine.
--
--
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/