Merge commit '8700c95adb03' into timers/nohz

[GitHub/mt8127/android_kernel_alcatel_ttab.git] / include / linux / perf_event.h

diff --git a/include/linux/perf_event.h b/include/linux/perf_event.h
index e0373d26c24454a313fa47bb96d5211458db1c2d..f463a46424e240715f2cc0c3bbf58f38955db1a8 100644 (file)
--- a/include/linux/perf_event.h
+++ b/include/linux/perf_event.h
@@ -788,6 +788,12 @@ static inline int __perf_event_disable(void *info)                 { return -1; }
 static inline void perf_event_task_tick(void)                          { }
 #endif
 
+#if defined(CONFIG_PERF_EVENTS) && defined(CONFIG_NO_HZ_FULL)
+extern bool perf_event_can_stop_tick(void);
+#else
+static inline bool perf_event_can_stop_tick(void)                      { return true; }
+#endif
+
 #if defined(CONFIG_PERF_EVENTS) && defined(CONFIG_CPU_SUP_INTEL)
 extern void perf_restore_debug_store(void);
 #else