From 0f88bb319062ab74d852fe8ef28de849dd54802b Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Nils=20O=2E=20Sel=C3=A5sdal?= <noselasd@fiane.dyndns.org>
Date: Sun, 17 Nov 2013 21:44:19 +0100
Subject: [PATCH] Comment the UC_DIV_ROUND_UP macro

---
 include/ucore/utils.h | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/include/ucore/utils.h b/include/ucore/utils.h
index cc23bef..e70327c 100644
--- a/include/ucore/utils.h
+++ b/include/ucore/utils.h
@@ -109,8 +109,10 @@ do {\
 while (0)
 
 /**
- * Round up X / y
- * 
+ * Round up x / y
+ * (e.g 100/9 == 12, 3/2 == 2)
+ * x + y must not overflow.
+ *
  * @param x numerator, must be positive
  * @param y denominator
  * @return x/y rounded up