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authorBenjamin Herrenschmidt <benh@kernel.crashing.org>2008-07-15 15:44:51 +1000
committerBenjamin Herrenschmidt <benh@kernel.crashing.org>2008-07-15 15:44:51 +1000
commit43d2548bb2ef7e6d753f91468a746784041e522d (patch)
tree77d13fcd48fd998393abb825ec36e2b732684a73 /drivers/char/efirtc.c
parent585583d95c5660973bc0cf64add517b040acd8a4 (diff)
parent85082fd7cbe3173198aac0eb5e85ab1edcc6352c (diff)
Merge commit '85082fd7cbe3173198aac0eb5e85ab1edcc6352c' into test-build
Manual fixup of: arch/powerpc/Kconfig
Diffstat (limited to 'drivers/char/efirtc.c')
-rw-r--r--drivers/char/efirtc.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/char/efirtc.c b/drivers/char/efirtc.c
index 49233f58987..d57ca3e4e53 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;
}