diff --git a/arch/x86/events/intel/cstate.c b/arch/x86/events/intel/cstate.c
index e64eaa8dda5a..9d6e8f13d13a 100644
--- a/arch/x86/events/intel/cstate.c
+++ b/arch/x86/events/intel/cstate.c
@@ -114,6 +114,7 @@
 #include "../perf_event.h"
 #include "../probe.h"
 
+MODULE_DESCRIPTION("Support for Intel cstate performance events");
 MODULE_LICENSE("GPL");
 
 #define DEFINE_CSTATE_FORMAT_ATTR(_var, _name, _format)		\
diff --git a/arch/x86/events/intel/uncore.c b/arch/x86/events/intel/uncore.c
index 419c517b8594..c68f5b39952b 100644
--- a/arch/x86/events/intel/uncore.c
+++ b/arch/x86/events/intel/uncore.c
@@ -34,6 +34,7 @@ static struct event_constraint uncore_constraint_fixed =
 struct event_constraint uncore_constraint_empty =
 	EVENT_CONSTRAINT(0, 0, 0);
 
+MODULE_DESCRIPTION("Support for Intel uncore performance events");
 MODULE_LICENSE("GPL");
 
 int uncore_pcibus_to_dieid(struct pci_bus *bus)
diff --git a/arch/x86/events/rapl.c b/arch/x86/events/rapl.c
index 46e673585560..0c5e7a7c43ac 100644
--- a/arch/x86/events/rapl.c
+++ b/arch/x86/events/rapl.c
@@ -64,6 +64,7 @@
 #include "perf_event.h"
 #include "probe.h"
 
+MODULE_DESCRIPTION("Support Intel/AMD RAPL energy consumption counters");
 MODULE_LICENSE("GPL");
 
 /*