Re: [RFC PATCH 5/6] bpf: Implement function bpf_read_pmu() that get the selected hardware PMU conuter

Peter Zijlstra
2015-07-17T12:46:51Z

On Fri, Jul 17, 2015 at 02:45:38PM +0200, Peter Zijlstra wrote:
> On Fri, Jul 17, 2015 at 08:27:43PM +0800, Wangnan (F) wrote:

> > event must on current CPU or must be on current process. If not,
> > bpf_read_pmu() should simply return an error.

I would further restrict by saying !inherit (and maybe even !sample).