perf stat: Don't display zero tool counts

[platform/kernel/linux-rpi.git] / tools / perf / util / stat-display.c

diff --git a/tools/perf/util/stat-display.c b/tools/perf/util/stat-display.c
index 7329b33..d45d5dc 100644 (file)
--- a/tools/perf/util/stat-display.c
+++ b/tools/perf/util/stat-display.c
@@ -931,6 +931,11 @@ static bool should_skip_zero_counter(struct perf_stat_config *config,
         */
        if (config->aggr_mode == AGGR_THREAD && config->system_wide)
                return true;
+
+       /* Tool events have the software PMU but are only gathered on 1. */
+       if (evsel__is_tool(counter))
+               return true;
+
        /*
         * Skip value 0 when it's an uncore event and the given aggr id
         * does not belong to the PMU cpumask.