Re: [Xen-devel] [PATCH] x86/PV: make PMU MSR handling consistent

2016-09-02 Thread Andrew Cooper
On 29/08/16 17:07, Boris Ostrovsky wrote: > On 08/29/2016 11:37 AM, Jan Beulich wrote: >> So far accesses to Intel MSRs on an AMD system fall through to the >> default case, while accesses to AMD MSRs on an Intel system bail (in >> the RDMSR case without updating EAX and EDX). Make the "AMD MSRs on

Re: [Xen-devel] [PATCH] x86/PV: make PMU MSR handling consistent

2016-08-29 Thread Boris Ostrovsky
On 08/29/2016 11:37 AM, Jan Beulich wrote: > So far accesses to Intel MSRs on an AMD system fall through to the > default case, while accesses to AMD MSRs on an Intel system bail (in > the RDMSR case without updating EAX and EDX). Make the "AMD MSRs on > Intel" case match the "Intel MSR on AMD" one