Subject: Re: [PATCH] xen: drop anti-dependency on X86_VISWS

From: Jeremy Fitzhardinge <[email-masked]>
Date: Thu, 07 Apr 2011 11:07:38 -0700

On 04/06/2011 11:58 PM, Ian Campbell wrote:
> On Wed, 2011-04-06 at 22:45 +0100, David Miller wrote:
>> From: Ian Campbell <[email-masked]>
>> Date: Mon, 4 Apr 2011 10:55:55 +0100
>>
>>> You mean the "!X86_VISWS" I presume? It doesn't make sense to me either.
>> No, I think 32-bit x86 allmodconfig elides XEN because of it's X86_TSC dependency.
> TSC is a real dependency of the Xen interfaces.

Not really.  The TSC register is a requirement, but that's going to be
present on any CPU which can boot Xen.  We don't need any of the
kernel's TSC machinery though.

    J