[PATCH] cpufreq: Don't destroy/realloc policy/sysfs on hotplug/suspend

Viresh Kumar viresh.kumar at linaro.org
Wed Jul 23 22:04:58 PDT 2014

On 24 July 2014 08:32, Saravana Kannan <skannan at codeaurora.org> wrote:
> Ok, I think I've figured this out. But one question. Is it possible to
> physically remove one CPU in a bunch of "related cpus" without also
> unplugging the rest? Put another way, can you unplug one core from a
> cluster?

Are we talking about doing this here:

echo 0 > /sys/devices/system/cpu/cpuX/online      ??

If yes, then what's the confusion all about? Yes we do it all the time.

More information about the linux-arm-kernel mailing list