1 files changed, 9 insertions, 0 deletions

diff --git a/include/linux/perf_event.h b/include/linux/perf_event.h
index 33262004c310..fbab6235d053 100644
--- a/include/linux/perf_event.h
+++ b/include/linux/perf_event.h
@@ -265,6 +265,13 @@ struct pmu {
          * flush branch stack on context-switches (needed in cpu-wide mode)
          */
         void (*flush_branch_stack)      (void);
+
+        /*
+         * context-switches callback
+         */
+        void (*sched_task)              (struct perf_event_context *ctx,
+                                        bool sched_in);
+
 };
 
 /**
@@ -558,6 +565,8 @@ extern void perf_event_delayed_put(struct task_struct *task);
 extern void perf_event_print_debug(void);
 extern void perf_pmu_disable(struct pmu *pmu);
 extern void perf_pmu_enable(struct pmu *pmu);
+extern void perf_sched_cb_dec(struct pmu *pmu);
+extern void perf_sched_cb_inc(struct pmu *pmu);
 extern int perf_event_task_disable(void);
 extern int perf_event_task_enable(void);
 extern int perf_event_refresh(struct perf_event *event, int refresh);