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* 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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     [not found] ` <1468006747.13617.117.camel@linux.intel.com>
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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