linux-kernel - Re: [PATCH 6/7] xen: Enable PV clocksource for HVM

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Date:	Thu, 4 Mar 2010 20:25:03 +0000
From:	Ian Campbell <Ian.Campbell@...rix.com>
To:	Jeremy Fitzhardinge <jeremy@...p.org>
CC:	Sheng Yang <sheng@...ux.intel.com>,
	Keir Fraser <Keir.Fraser@...citrix.com>,
	Ingo Molnar <mingo@...e.hu>,
	Ian Pratt <Ian.Pratt@...citrix.com>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	xen-devel <xen-devel@...ts.xensource.com>
Subject: Re: [PATCH 6/7] xen: Enable PV clocksource for HVM

On Thu, 2010-03-04 at 09:40 -0800, Jeremy Fitzhardinge wrote:
> 
> > +
> > +static void __init init_pv_clocksource(void)
> > +{
> > +     if (enable_hvm_pv(HVM_PV_CLOCK))
> > +             BUG();
> >    
> 
> BUG is a bit severe.  Will it really never, ever fail?  

When running on a hypervisor without these extension, for example.

Ian.
-- 
Ian Campbell

My polyvinyl cowboy wallet was made in Hong Kong by Montgomery Clift!

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