From 89c7de08c5fc059c4f6231571416d9bc0bbc91d4 Mon Sep 17 00:00:00 2001
From: Arnd Bergmann <arnd@arndb.de>
Date: Tue, 20 May 2008 19:15:52 +0200
Subject: efirtc: BKL pushdown

Signed-off-by: Arnd Bergmann <arnd@arndb.de>
---
 drivers/char/efirtc.c | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'drivers/char/efirtc.c')

diff --git a/drivers/char/efirtc.c b/drivers/char/efirtc.c
index 49233f589874..d57ca3e4e534 100644
--- a/drivers/char/efirtc.c
+++ b/drivers/char/efirtc.c
@@ -28,6 +28,7 @@
  */
 
 
+#include <linux/smp_lock.h>
 #include <linux/types.h>
 #include <linux/errno.h>
 #include <linux/miscdevice.h>
@@ -272,6 +273,7 @@ efi_rtc_open(struct inode *inode, struct file *file)
 	 * We do accept multiple open files at the same time as we
 	 * synchronize on the per call operation.
 	 */
+	cycle_kernel_lock();
 	return 0;
 }
 
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