[PATCH v7 6/6] cpufreq: powernv: Add sysfs attributes to show throttle stats

Shilpasri G Bhat shilpa.bhat at linux.vnet.ibm.com
Thu Jan 28 20:54:52 AEDT 2016



On 01/28/2016 03:11 PM, Viresh Kumar wrote:
> On 28-01-16, 15:06, Shilpasri G Bhat wrote:
>> No these stats are not per-policy. They are per-chip. The throttle event is
>> common for all cores in the chip.
> 
> How do you define a chip? And how is it different then the group of
> CPUs represented by the policy ?
> 

Chip is a group of policies.
Hmm yes I see your point. We anyways maintain frequency stats which is
per-policy. We might as well have throttle stats exported per-policy which
points to per-chip data.



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