On Tue, 11 Oct 2022 17:40:26 +0100 Valentin Schneider <vschneid@xxxxxxxxxx> wrote: > > You could keep the tracepoint as a mask, and then make it pretty, like cpus=3-5,8 > > in user-space. For example with a trace-cmd/perf loadable plugin, libtracefs helper. > > > > That's a nice idea, the one downside I see is that means registering an > event handler for all events with cpumasks rather than directly targeting > cpumask fields, but that doesn't look too horrible. I'll dig a bit in that > direction. We could just make all all dynamic array's of unsigned long use that format? I don't know of any other event that has dynamic arrays of unsigned longs. And doing a search doesn't come up with any. -- Steve
