diff --git a/[refs] b/[refs]
index 9f7923cf75e4..b8b6c490028c 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 9f2d1f0da766f84fdb96c9bd79ed0f97036635cb
+refs/heads/master: 81830061bbae282d37c9af30084a1116b6239520
diff --git a/trunk/drivers/watchdog/wdt_pci.c b/trunk/drivers/watchdog/wdt_pci.c
index 078f37f80383..5d922fd6eafc 100644
--- a/trunk/drivers/watchdog/wdt_pci.c
+++ b/trunk/drivers/watchdog/wdt_pci.c
@@ -44,6 +44,7 @@
 #include <linux/miscdevice.h>
 #include <linux/watchdog.h>
 #include <linux/ioport.h>
+#include <linux/delay.h>
 #include <linux/notifier.h>
 #include <linux/reboot.h>
 #include <linux/init.h>