On Tue, Jun 22, 2021 at 04:42:30PM +0200, Daniel Bristot de Oliveira wrote: > + get_online_cpus(); > cpumask_copy(tr->tracing_cpumask, tracing_cpumask_new); > + put_online_cpus(); I'm aware this patch will go the way of the Dodo; but for future reference, these should be spelled: cpus_read_{,un}lock(). The old names are still around, but I suppose we should do a cleanup of that some day.