diff options
| author |   Wang Nan <wangnan0@huawei.com> | 2016-02-26 09:31:53 +0000 |
|---|---|---|
| committer |   Arnaldo Carvalho de Melo <acme@redhat.com> | 2016-02-26 19:50:01 -0300 |
| commit | fdf14720fbd02d406ac2c1c50444774b4c7eed9a (patch) | |
| tree | ce97402d5e000c3e811e5b654c126df51683ed47 /tools/perf/util/evlist.c | |
| parent | perf config: Bring perf_default_config to the very beginning at main() (diff) | |
| download | linux-dev-fdf14720fbd02d406ac2c1c50444774b4c7eed9a.tar.xz linux-dev-fdf14720fbd02d406ac2c1c50444774b4c7eed9a.zip | |
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: Wang 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.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/util/evlist.c')
| -rw-r--r-- | tools/perf/util/evlist.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/tools/perf/util/evlist.c b/tools/perf/util/evlist.c index c42e1967e970..86a03836a83f 100644 --- a/tools/perf/util/evlist.c +++ b/tools/perf/util/evlist.c @@ -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; |