linux-kernel - Re: [Xen-devel] [PATCH] x86: Xen PV guests don't have the rtc

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Message-Id: <56684BD402000078000BDB00@prv-mh.provo.novell.com>
Date:	Wed, 09 Dec 2015 07:42:12 -0700
From:	"Jan Beulich" <JBeulich@...e.com>
To:	"Boris Ostrovsky" <boris.ostrovsky@...cle.com>
Cc:	"David Vrabel" <david.vrabel@...rix.com>, <linux@...elenboom.it>,
	<x86@...nel.org>, <tglx@...utronix.de>,
	<xen-devel@...ts.xenproject.org>, <mingo@...hat.com>,
	<vkuznets@...hat.com>, <linux-kernel@...r.kernel.org>,
	<stable@...r.kernel.org>, <hpa@...or.com>
Subject: Re: [Xen-devel] [PATCH] x86: Xen PV guests don't have the
 rtc_cmos platform device

>>> On 09.12.15 at 15:32, <boris.ostrovsky@...cle.com> wrote:
> --- a/arch/x86/kernel/rtc.c
> +++ b/arch/x86/kernel/rtc.c
> @@ -200,6 +200,9 @@ static __init int add_rtc_cmos(void)
>  	}
>  #endif
>  
> +	if (paravirt_enabled())
> +		return -ENODEV;

What about Xen Dom0?

Jan

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