From: Andi Kleen <a...@linux.intel.com> Support the case of the event having no cpumap in perf_evsel__nr_cpus. Just return 1 in this case. This can happen in perf script when it uses the perf stat shadow functions.
Signed-off-by: Andi Kleen <a...@linux.intel.com> --- tools/perf/util/evsel.h | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/tools/perf/util/evsel.h b/tools/perf/util/evsel.h index 0688880227e1..bfa25a1c72fe 100644 --- a/tools/perf/util/evsel.h +++ b/tools/perf/util/evsel.h @@ -161,7 +161,8 @@ static inline struct cpu_map *perf_evsel__cpus(struct perf_evsel *evsel) static inline int perf_evsel__nr_cpus(struct perf_evsel *evsel) { - return perf_evsel__cpus(evsel)->nr; + struct cpu_map *map = perf_evsel__cpus(evsel); + return map ? map->nr : 1; } void perf_counts_values__scale(struct perf_counts_values *count, -- 2.13.6