1 files changed, 10 insertions, 0 deletions
diff --git a/kern/perfmon.h b/kern/perfmon.h
index 6a2d9c6..0e5cd19 100644
--- a/kern/perfmon.h
+++ b/kern/perfmon.h
@@ -223,6 +223,16 @@ int
 perfmon_pmu_register(struct perfmon_pmu_ops *driver);
 
 /*
+ * Get the last value of given pmc.
+ */
+uint64_t perfmon_cpu_pmc_get_prev(unsigned int pmc_id);
+
+/*
+ * Increment overflow counter for given pmc.
+ */
+void perfmon_cpu_pmc_inc_of(unsigned int pmc_id);
+
+/*
  * PMU init moduls
  *  - module fully initialized
  */