linux-kernel - Re: [Xen-devel] [PATCH] xen/x86: Don't try to write syscall-related MSRs for PV guests

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Message-ID: <56093F9C.6030400@citrix.com>
Date:	Mon, 28 Sep 2015 14:24:44 +0100
From:	David Vrabel <david.vrabel@...rix.com>
To:	Boris Ostrovsky <boris.ostrovsky@...cle.com>,
	<konrad.wilk@...cle.com>, <david.vrabel@...rix.com>
CC:	<xen-devel@...ts.xenproject.org>, <linux-kernel@...r.kernel.org>
Subject: Re: [Xen-devel] [PATCH] xen/x86: Don't try to write syscall-related
 MSRs for PV guests

On 21/09/15 14:09, Boris Ostrovsky wrote:
> For PV guests these registers are set up by hypervisor and thus
> should not be written by the guest. The comment in xen_write_msr_safe()
> says so but we still write the MSRs, causing the hypervisor to
> print a warning.

Applied to for-linus-4.3, thanks.

David
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