Re: [PATCH 3/5] perf/arm-ccn: Fix CPU hotplug race avoidance
On Mon, 4 Feb 2019, Robin Murphy wrote: > /* Pick one CPU which we will use to collect data from CCN... */ > - cpumask_set_cpu(get_cpu(), &ccn->dt.cpu); > + cpus_read_lock(); > + ccn->dt.cpu = smp_processor_id();