Re: [Xen-devel] [PATCH] x86: hide MWAITX from PV domains

["Jan Beulich" <JBeulich@xxxxxxxx>]

>>> On 13.10.15 at 15:15, <andrew.cooper3@xxxxxxxxxx> wrote:
> On 13/10/15 13:25, Jan Beulich wrote:
>> Since MWAIT is hidden too. (Linux starting with 4.3 is making use of
>> that feature, and is checking for it without looking at the MWAIT one.)
> 
> This is surely a Linux bug which wants fixing as well?

I don't think that's a bug - I cannot see it being invalid to have
MWAITX but not MWAIT. That's just pretty unlikely.

Jan


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