diff --git a/arch/powerpc/include/asm/hw_irq.h b/arch/powerpc/include/asm/hw_irq.h
index 20a44d0c9fdd..53512374e1c9 100644
--- a/arch/powerpc/include/asm/hw_irq.h
+++ b/arch/powerpc/include/asm/hw_irq.h
@@ -156,8 +156,6 @@ static inline void clear_perf_counter_pending(void)
 		"i" (offsetof(struct paca_struct, perf_counter_pending)));
 }
 
-extern void perf_counter_do_pending(void);
-
 #else
 
 static inline unsigned long test_perf_counter_pending(void)
@@ -167,7 +165,6 @@ static inline unsigned long test_perf_counter_pending(void)
 
 static inline void set_perf_counter_pending(void) {}
 static inline void clear_perf_counter_pending(void) {}
-static inline void perf_counter_do_pending(void) {}
 #endif /* CONFIG_PERF_COUNTERS */
 
 #endif	/* __KERNEL__ */
diff --git a/arch/powerpc/kernel/irq.c b/arch/powerpc/kernel/irq.c
index feff792ed0f9..844d3f882a15 100644
--- a/arch/powerpc/kernel/irq.c
+++ b/arch/powerpc/kernel/irq.c
@@ -53,6 +53,7 @@
 #include <linux/bootmem.h>
 #include <linux/pci.h>
 #include <linux/debugfs.h>
+#include <linux/perf_counter.h>
 
 #include <asm/uaccess.h>
 #include <asm/system.h>