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

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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: 6ee52e2a3f ("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>
This commit is contained in:
Song Liu 2019-02-25 16:20:05 -08:00 committed by Arnaldo Carvalho de Melo
parent c978b9460f
commit 21038f2baa
1 changed files with 2 additions and 1 deletions
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3
kernel/events/core.c
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@ -4238,7 +4238,8 @@ static bool is_sb_event(struct perf_event *event)
if (attr->mmap || attr->mmap_data || attr->mmap2 || if (attr->mmap || attr->mmap_data || attr->mmap2 ||
attr->comm || attr->comm_exec || attr->comm || attr->comm_exec ||
attr->task || attr->ksymbol || attr->task || attr->ksymbol ||
attr->context_switch) attr->context_switch ||
attr->bpf_event)
return true; return true;
return false; return false;
} }