On Fri, Feb 24, 2017 at 7:45 PM, Konstantin Belousov <kostik...@gmail.com>
> On Fri, Feb 24, 2017 at 12:15:26PM +0800, Jia-Shiun Li wrote:
> > Tested working on E7400 against r313909. And changing timecounter from/to
> > TSC
> > correctly enables/disables C2.
> > The latter part cpu_disable_c2_sleep++ is not needed. When
> > init_TSC_tc() got called timecounter is not yet tsc_timecounter.
> > inittimecounter() later will do the work calling tc_windup().
> You mean, just this
> - if (cpu_deepest_sleep >= 2 && cpu_vendor_id == CPU_VENDOR_INTEL &&
> + if (cpu_vendor_id == CPU_VENDOR_INTEL &&
> is enough to fix the issue ? If yes, we can remove the cpu_deepest_sleep
> variable. This is John' observation, I think he would prefer to prepare
> the patch.
Correct. That's enough.
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