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Re: [Xen-devel] Re: [GIT PULL] xen /proc/mtrr implementation

To: Ingo Molnar <mingo@xxxxxxx>
Subject: Re: [Xen-devel] Re: [GIT PULL] xen /proc/mtrr implementation
From: Gerd Hoffmann <kraxel@xxxxxxxxxx>
Date: Tue, 19 May 2009 14:04:44 +0200
Cc: Jeremy Fitzhardinge <jeremy@xxxxxxxx>, Xen-devel <xen-devel@xxxxxxxxxxxxxxxxxxx>, the arch/x86 maintainers <x86@xxxxxxxxxx>, Linux Kernel Mailing List <linux-kernel@xxxxxxxxxxxxxxx>, Jesse Barnes <jbarnes@xxxxxxxxxxxxxxxx>, Jan Beulich <JBeulich@xxxxxxxxxx>, "H. Peter Anvin" <hpa@xxxxxxxxx>, Thomas Gleixner <tglx@xxxxxxxxxxxxx>, Linus Torvalds <torvalds@xxxxxxxxxxxxxxxxxxxx>, "Eric W. Biederman" <ebiederm@xxxxxxxxxxxx>
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On 05/19/09 13:08, Ingo Molnar wrote:
Or, alternatively, the hypervisor can expose its own administrative
interface to manage MTRRs.

Guess what? Xen does exactly that. And the xen mtrr_ops implementation uses that interface ...

cheers,
  Gerd

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