Re: [PATCH v3 bpf-next 1/4] tracing/probe: Add PERF_EVENT_IOC_QUERY_PROBE ioctl

From: Arnaldo Carvalho de Melo
Date: Wed Aug 21 2019 - 16:07:10 EST


Em Wed, Aug 21, 2019 at 04:54:47PM +0000, Yonghong Song escreveu:
> Arnaldo has a question on bcc mailing list about the hit/miss
> counting of bpf program missed to process events.

> https://lists.iovisor.org/g/iovisor-dev/message/1783

PERF_FORMAT_LOST seems to be a good answer to that? See my other reply
to this thread.

- Arnaldo