* Re: [PATCH] intel_pstate: Fix MSR_CONFIG_TDP_x addressing in core_get_max_pstate
[not found] ` <1468006747.13617.117.camel@linux.intel.com>
@ 2016-07-09 0:45 ` Rafael J. Wysocki
2016-07-10 3:45 ` Srinivas Pandruvada
0 siblings, 1 reply; 2+ messages in thread
From: Rafael J. Wysocki @ 2016-07-09 0:45 UTC (permalink / raw)
To: Srinivas Pandruvada
Cc: Jan Kiszka, Linux Kernel Mailing List, Rafael J. Wysocki,
Linux PM list
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@siemens.com>
> Acked-by: Srinivas Pandruvada <srinivas.pandruvada@linux.intel.com>
OK
Should this go into stable? Which series if so?
Thanks,
Rafael
^ permalink raw reply [flat|nested] 2+ messages in thread
* Re: [PATCH] intel_pstate: Fix MSR_CONFIG_TDP_x addressing in core_get_max_pstate
2016-07-09 0:45 ` [PATCH] intel_pstate: Fix MSR_CONFIG_TDP_x addressing in core_get_max_pstate Rafael J. Wysocki
@ 2016-07-10 3:45 ` Srinivas Pandruvada
0 siblings, 0 replies; 2+ messages in thread
From: Srinivas Pandruvada @ 2016-07-10 3:45 UTC (permalink / raw)
To: Rafael J. Wysocki
Cc: Jan Kiszka, Linux Kernel Mailing List, Rafael J. Wysocki,
Linux PM list
On Sat, 2016-07-09 at 02:45 +0200, Rafael J. Wysocki wrote:
> 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@siemens.com>
> > Acked-by: Srinivas Pandruvada <srinivas.pandruvada@linux.intel.com>
>
> OK
>
> Should this go into stable?
Better to mark for stable tree 4.4+
Thanks,
Srinivas
^ permalink raw reply [flat|nested] 2+ messages in thread
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2016-07-09 0:45 ` [PATCH] intel_pstate: Fix MSR_CONFIG_TDP_x addressing in core_get_max_pstate Rafael J. Wysocki
2016-07-10 3:45 ` Srinivas Pandruvada
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