linux-kernel - Re: [PATCH 2/2] cpu: intel, amd: mask cleared cpuid features

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Message-ID: <20120725123132.7a43399b@pyramind.ukuu.org.uk>
Date:	Wed, 25 Jul 2012 12:31:32 +0100
From:	Alan Cox <alan@...rguk.ukuu.org.uk>
To:	Vladimir Davydov <vdavydov@...allels.com>
Cc:	Andre Przywara <andre.przywara@....com>,
	Borislav Petkov <bp@...64.org>,
	Thomas Gleixner <tglx@...utronix.de>,
	Ingo Molnar <mingo@...hat.com>,
	"H. Peter Anvin" <hpa@...or.com>, Andi Kleen <ak@...ux.intel.com>,
	Borislav Petkov <borislav.petkov@....com>,
	"x86@...nel.org" <x86@...nel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	Andreas Herrmann <andreas.herrmann3@....com>,
	Pavel Emelianov <xemul@...allels.com>,
	Konstantin Khorenko <khorenko@...allels.com>,
	Daniel Lezcano <daniel.lezcano@...aro.org>
Subject: Re: [PATCH 2/2] cpu: intel, amd: mask cleared cpuid features

On Wed, 25 Jul 2012 14:31:30 +0400
Vladimir Davydov <vdavydov@...allels.com> wrote:

> On 07/24/2012 04:44 PM, Alan Cox wrote:
> >> This approach does not need any kernel support (except for the
> >> /proc/cpuinfo filtering). Does this address the issues you have?
> > You can do the /proc/cpuinfo filtering in user space too
> >
> 
> How?

bind mount your own normal file over the top or a FUSE file
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