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-rw-r--r--tools/perf/util/pmu.c9
1 files changed, 8 insertions, 1 deletions
diff --git a/tools/perf/util/pmu.c b/tools/perf/util/pmu.c
index 44b90d638ad5..a1bd7007a8b4 100644
--- a/tools/perf/util/pmu.c
+++ b/tools/perf/util/pmu.c
@@ -950,6 +950,13 @@ static struct perf_pmu *pmu_lookup(const char *name)
LIST_HEAD(format);
LIST_HEAD(aliases);
__u32 type;
+ bool is_hybrid = perf_pmu__hybrid_mounted(name);
+
+ /*
+ * Check pmu name for hybrid and the pmu may be invalid in sysfs
+ */
+ if (!strncmp(name, "cpu_", 4) && !is_hybrid)
+ return NULL;
/*
* The pmu data we store & need consists of the pmu
@@ -978,7 +985,7 @@ static struct perf_pmu *pmu_lookup(const char *name)
pmu->is_uncore = pmu_is_uncore(name);
if (pmu->is_uncore)
pmu->id = pmu_id(name);
- pmu->is_hybrid = perf_pmu__hybrid_mounted(name);
+ pmu->is_hybrid = is_hybrid;
pmu->max_precise = pmu_max_precise(name);
pmu_add_cpu_aliases(&aliases, pmu);
pmu_add_sys_aliases(&aliases, pmu);