[PATCH 00/17] coresight: next v4.12-rc4
From: Sudeep Holla <hidden>
Date: 2017-06-15 08:41:22
On 15/06/17 04:34, Kim Phillips wrote: [...]
How does one tell whether writes to /dev/cpu_dma_latency are effective?
Watch /sys/devices/system/cpu/cpu*/cpuidle/state*/{usage,time}, they
shouldn't tick based on the value set to cpu_dma_latency.
E.g. a value of 0 should stop entering all the idle states.
--
Regards,
Sudeep