Commit 21038f2b authored Feb 25, 2019 by Song Liu Committed by Arnaldo Carvalho de Melo Feb 28, 2019

perf, bpf: Consider events with attr.bpf_event as side-band events



Events with attr.bpf_event set should be considered as side-band events,
as they carry information about BPF programs.

Signed-off-by: Song Liu <songliubraving@fb.com>
Cc: Alexei Starovoitov <ast@kernel.org>
Cc: Daniel Borkmann <daniel@iogearbox.net>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: kernel-team@fb.com
Cc: netdev@vger.kernel.org
Fixes: 6ee52e2a ("perf, bpf: Introduce PERF_RECORD_BPF_EVENT")
Link: http://lkml.kernel.org/r/20190226002019.3748539-2-songliubraving@fb.com


Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>

parent c978b946

kernel/events/core.c

+2 −1

Original line number	Diff line number	Diff line
		@@ -4238,7 +4238,8 @@ static bool is_sb_event(struct perf_event *event)
		if (attr->mmap \|\| attr->mmap_data \|\| attr->mmap2 \|\|
		attr->comm \|\| attr->comm_exec \|\|
		attr->task \|\| attr->ksymbol \|\|
		attr->context_switch)
		attr->context_switch \|\|
		attr->bpf_event)
		return true;
		return false;
		}

Admin message