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-rw-r--r--kernel/perf_event.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/kernel/perf_event.c b/kernel/perf_event.c
index 64507eaa2d9e..1ec3916ffef0 100644
--- a/kernel/perf_event.c
+++ b/kernel/perf_event.c
@@ -63,6 +63,11 @@ static atomic64_t perf_event_id;
void __weak perf_event_print_debug(void) { }
+extern __weak const char *perf_pmu_name(void)
+{
+ return "pmu";
+}
+
void perf_pmu_disable(struct pmu *pmu)
{
int *count = this_cpu_ptr(pmu->pmu_disable_count);