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 <Ian.Campbell@xxxxxxxxxxxxx>
>> 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
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