1 files changed, 7 insertions, 1 deletions

diff --git a/tools/perf/util/pmu.c b/tools/perf/util/pmu.c
index 9dc3506d23fc..79242cf9bb79 100644
--- a/tools/perf/util/pmu.c
+++ b/tools/perf/util/pmu.c
@@ -501,10 +501,16 @@ static void pmu_add_cpu_aliases(struct list_head *head)
         struct pmu_event *pe;
         char *cpuid;
 
-        cpuid = get_cpuid_str();
+        cpuid = getenv("PERF_CPUID");
+        if (cpuid)
+                cpuid = strdup(cpuid);
+        if (!cpuid)
+                cpuid = get_cpuid_str();
         if (!cpuid)
                 return;
 
+        pr_debug("Using CPUID %s\n", cpuid);
+
         i = 0;
         while (1) {
                 map = &pmu_events_map[i++];