diff options
| -rw-r--r-- | include/linux/perf_event.h | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/include/linux/perf_event.h b/include/linux/perf_event.h index 6d4c22aee384..52928e089bc7 100644 --- a/include/linux/perf_event.h +++ b/include/linux/perf_event.h @@ -1544,4 +1544,8 @@ int perf_event_exit_cpu(unsigned int cpu); #define perf_event_exit_cpu NULL #endif +extern void __weak arch_perf_update_userpage(struct perf_event *event, + struct perf_event_mmap_page *userpg, + u64 now); + #endif /* _LINUX_PERF_EVENT_H */ |