On Wed, Sep 23, 2020 at 04:37:44PM -0700, Prasad Sodagudi wrote: > There are all changes related to cpu hotplug path and would like to seek > upstream review. These are all patches in Qualcomm downstream kernel > for a quite long time. First patch sets the rt prioity to hotplug > task and second patch adds cpuhp trace events. > > 1) cpu-hotplug: Always use real time scheduling when hotplugging a CPU > 2) cpu/hotplug: Add cpuhp_latency trace event
Why? Hotplug is a known super slow path. If you care about hotplug latency you're doing it wrong.
