linux-kernel - Re: [PATCH] xen: suppress known wrmsrs

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Message-ID: <20080728143326.GG18144@elte.hu>
Date:	Mon, 28 Jul 2008 16:33:26 +0200
From:	Ingo Molnar <mingo@...e.hu>
To:	Jeremy Fitzhardinge <jeremy@...p.org>
Cc:	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	the arch/x86 maintainers <x86@...nel.org>
Subject: Re: [PATCH] xen: suppress known wrmsrs


* Jeremy Fitzhardinge <jeremy@...p.org> wrote:

> In general, Xen doesn't support wrmsr from an unprivileged domain; it 
> just ends up ignoring the instruction and printing a message on the 
> console.
>
> Given that there are sets of MSRs we know the kernel will try to write 
> to, but we don't care, just eat them in xen_write_msr to cut down on 
> console noise.
>
> Signed-off-by: Jeremy Fitzhardinge <jeremy.fitzhardinge@...rix.com>

applied to tip/x86/xen - thanks,

	Ingo
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