From: Arnd Bergmann <arnd@arndb.de>
Date: Wed, 26 Feb 2014 12:01:50 +0100

-		spin_unlock_irqrestore(&scq->lock, flags);
-		interruptible_sleep_on_timeout(&scq->scqfull_waitq,
-					       SCQFULL_TIMEOUT);
-		spin_lock_irqsave(&scq->lock, flags);
+		wait_event_interruptible_lock_irq_timeout(scq->scqfull_waitq,
+				scq->tail != scq->next, scq->lock,
+				SCQFULL_TIMEOUT);
 

When a function call spans multiple lines, please place arguments for
those function calls starting at the first column after the openning
parenthesis.

Thank you.