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-rw-r--r--arch/alpha/include/asm/perf_event.h8
1 files changed, 7 insertions, 1 deletions
diff --git a/arch/alpha/include/asm/perf_event.h b/arch/alpha/include/asm/perf_event.h
index 3bef8522017..4157cd3c44a 100644
--- a/arch/alpha/include/asm/perf_event.h
+++ b/arch/alpha/include/asm/perf_event.h
@@ -2,8 +2,14 @@
#define __ASM_ALPHA_PERF_EVENT_H
/* Alpha only supports software events through this interface. */
-static inline void set_perf_event_pending(void) { }
+extern void set_perf_event_pending(void);
#define PERF_EVENT_INDEX_OFFSET 0
+#ifdef CONFIG_PERF_EVENTS
+extern void init_hw_perf_events(void);
+#else
+static inline void init_hw_perf_events(void) { }
+#endif
+
#endif /* __ASM_ALPHA_PERF_EVENT_H */