From 11a56d2216439215f6acdbf7a41f19b8a6d4dd57 Mon Sep 17 00:00:00 2001
From: SecureCRT <securecrt2008@gmail.com>
Date: Tue, 7 Aug 2012 00:53:53 +0800
Subject: [PATCH] add in_interrupt back

---
 drivers/base/genlock.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/drivers/base/genlock.c b/drivers/base/genlock.c
index a89ee7ee..b5f8e42e 100755
--- a/drivers/base/genlock.c
+++ b/drivers/base/genlock.c
@@ -22,6 +22,7 @@
 #include <linux/anon_inodes.h>
 #include <linux/miscdevice.h>
 #include <linux/genlock.h>
+#include <linux/interrupt.h>
 
 /* Lock states - can either be unlocked, held as an exclusive write lock or a
  * shared read lock
@@ -296,8 +297,8 @@ static int _genlock_lock(struct genlock *lock, struct genlock_handle *handle,
 	 * succeed to not block, the mere idea is too dangerous to continue
 	 */
 
-//	if (in_interrupt() && !(flags & GENLOCK_NOBLOCK))
-//		BUG();
+	if (in_interrupt() && !(flags & GENLOCK_NOBLOCK))
+		BUG();
 
 	/* Fast path - the lock is unlocked, so go do the needful */