Re: [PATCH] intel_pstate: Fix MSR_CONFIG_TDP_x addressing in core_get_max_pstate

From: Rafael J. Wysocki
Date: Fri Jul 08 2016 - 20:41:11 EST


On Friday, July 08, 2016 12:39:07 PM Srinivas Pandruvada wrote:
> On Fri, 2016-07-08 at 20:42 +0200, Jan Kiszka wrote:
> > If MSR_CONFIG_TDP_CONTROL is locked, we currently try to address some
> > MSR 0x80000648 or so. Mask out the relevant level bits 0 and 1.
> >
> > Found while running over the Jailhouse hypervisor which became upset
> > about this strange MSR index.
> >
> > Signed-off-by: Jan Kiszka <jan.kiszka@xxxxxxxxxxx>
> Acked-by: Srinivas Pandruvada <srinivas.pandruvada@xxxxxxxxxxxxxxx>

OK

Should this go into stable? Which series if so?

Thanks,
Rafael