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-rw-r--r--arch/m32r/kernel/time.c9
1 files changed, 9 insertions, 0 deletions
diff --git a/arch/m32r/kernel/time.c b/arch/m32r/kernel/time.c
index ba61c4c73202..e7fee0f198d5 100644
--- a/arch/m32r/kernel/time.c
+++ b/arch/m32r/kernel/time.c
@@ -33,6 +33,15 @@
#include <asm/hw_irq.h>
+#if defined(CONFIG_RTC_DRV_CMOS) || defined(CONFIG_RTC_DRV_CMOS_MODULE)
+/* this needs a better home */
+DEFINE_SPINLOCK(rtc_lock);
+
+#ifdef CONFIG_RTC_DRV_CMOS_MODULE
+EXPORT_SYMBOL(rtc_lock);
+#endif
+#endif /* pc-style 'CMOS' RTC support */
+
#ifdef CONFIG_SMP
extern void smp_local_timer_interrupt(void);
#endif