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perf script: Check output fields only for samples

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There's no need to check sampling output fields for events without
perf_event_attr::sample_type field set.

Signed-off-by: Jiri Olsa <[email protected]>
Tested-by: Kan Liang <[email protected]>
Cc: David Ahern <[email protected]>
Cc: Namhyung Kim <[email protected]>
Cc: Peter Zijlstra <[email protected]>
Link: http://lkml.kernel.org/r/[email protected]
Signed-off-by: Arnaldo Carvalho de Melo <[email protected]>
This commit is contained in:
Jiri Olsa 2015-10-16 12:41:25 +02:00 • committed by Arnaldo Carvalho de Melo
commit d2b5a315ae
1 changed files with 4 additions and 1 deletions
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5
tools/perf/builtin-script.c
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@ -686,7 +686,10 @@ static int process_attr(struct perf_tool *tool, union perf_event *event,
set_print_ip_opts(&evsel->attr);
return perf_evsel__check_attr(evsel, scr->session);
if (evsel->attr.sample_type)
err = perf_evsel__check_attr(evsel, scr->session);
return err;
}
static int process_comm_event(struct perf_tool *tool,