Commit fdf14720 authored by Wang Nan's avatar Wang Nan Committed by Arnaldo Carvalho de Melo

perf tools: Only set filter for tracepoints events

perf_evlist__set_filter() tries to set filter to every evsel linked in
the evlist. However, since filters can only be applied to tracepoints,
checking type of evsel before calling perf_evsel__set_filter() would be
better.
Signed-off-by: default avatarWang Nan <wangnan0@huawei.com>
Cc: Alexei Starovoitov <ast@kernel.org>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Li Zefan <lizefan@huawei.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: pi3orama@163.com
Link: http://lkml.kernel.org/r/1456479154-136027-6-git-send-email-wangnan0@huawei.comSigned-off-by: default avatarArnaldo Carvalho de Melo <acme@redhat.com>
parent b8cbb349
......@@ -1223,6 +1223,9 @@ int perf_evlist__set_filter(struct perf_evlist *evlist, const char *filter)
int err = 0;
evlist__for_each(evlist, evsel) {
if (evsel->attr.type != PERF_TYPE_TRACEPOINT)
continue;
err = perf_evsel__set_filter(evsel, filter);
if (err)
break;
......
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