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-rw-r--r--arch/s390/include/asm/idle.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/s390/include/asm/idle.h b/arch/s390/include/asm/idle.h
index 09f763b9eb40..133059d9a949 100644
--- a/arch/s390/include/asm/idle.h
+++ b/arch/s390/include/asm/idle.h
@@ -23,5 +23,6 @@ extern struct device_attribute dev_attr_idle_count;
extern struct device_attribute dev_attr_idle_time_us;
void psw_idle(struct s390_idle_data *data, unsigned long psw_mask);
+void update_timer_idle(void);
#endif /* _S390_IDLE_H */