1 files changed, 10 insertions, 0 deletions

diff --git a/tools/perf/util/pmu.c b/tools/perf/util/pmu.c
index 6199a3174ab9..e0429f4ef335 100644
--- a/tools/perf/util/pmu.c
+++ b/tools/perf/util/pmu.c
@@ -732,10 +732,20 @@ static void pmu_add_cpu_aliases(struct list_head *head, struct perf_pmu *pmu)
 
                 if (!is_arm_pmu_core(name)) {
                         pname = pe->pmu ? pe->pmu : "cpu";
+
+                        /*
+                         * uncore alias may be from different PMU
+                         * with common prefix
+                         */
+                        if (pmu_is_uncore(name) &&
+                            !strncmp(pname, name, strlen(pname)))
+                                goto new_alias;
+
                         if (strcmp(pname, name))
                                 continue;
                 }
 
+new_alias:
                 /* need type casts to override 'const' */
                 __perf_pmu__new_alias(head, NULL, (char *)pe->name,
                                 (char *)pe->desc, (char *)pe->event,