1 files changed, 2 insertions, 2 deletions

diff --git a/include/linux/perf_event.h b/include/linux/perf_event.h
index a3b873fc59e4..b14095bcf4bb 100644
--- a/include/linux/perf_event.h
+++ b/include/linux/perf_event.h
@@ -310,8 +310,8 @@ struct pmu {
          * Notification that the event was mapped or unmapped.  Called
          * in the context of the mapping task.
          */
-        void (*event_mapped)            (struct perf_event *event); /*optional*/
-        void (*event_unmapped)          (struct perf_event *event); /*optional*/
+        void (*event_mapped)            (struct perf_event *event, struct mm_struct *mm); /* optional */
+        void (*event_unmapped)          (struct perf_event *event, struct mm_struct *mm); /* optional */
 
         /*
          * Flags for ->add()/->del()/ ->start()/->stop(). There are