diff --git a/include/linux/compat.h b/include/linux/compat.h
index c7fd649f5ea79d7fe9e22443f60b24c73b87828f..533983faffc15deecff35587ae934c9c36a2f6a4 100644
--- a/include/linux/compat.h
+++ b/include/linux/compat.h
@@ -15,7 +15,7 @@ struct p_current{
 
 extern struct p_current *current;
 
-#define ndelay(x)	udelay(1)
+#define ndelay(x)	udelay((x) < 1000 ? 1 : (x)/1000)
 
 #define dev_dbg(dev, fmt, args...)		\
 	debug(fmt, ##args)