DOCUMENTATION:  Use newer DEFINE_SPINLOCK macro in docs.

Signed-off-by: Robert P. J. Day <rpjday@crashcourse.ca>
Signed-off-by: Jesper Juhl <jesper.juhl@gmail.com>
diff --git a/Documentation/block/biodoc.txt b/Documentation/block/biodoc.txt
index 93f223b..4dbb8be 100644
--- a/Documentation/block/biodoc.txt
+++ b/Documentation/block/biodoc.txt
@@ -1097,7 +1097,7 @@
 io_request_lock for serialization need to be modified accordingly.
 Usually it's as easy as adding a global lock:
 
-	static spinlock_t my_driver_lock = SPIN_LOCK_UNLOCKED;
+	static DEFINE_SPINLOCK(my_driver_lock);
 
 and passing the address to that lock to blk_init_queue().