---

yaml --- r: 211680 b: refs/heads/master c: 686a0f3 h: refs/heads/master v: v3
git-mirror · Oct 20, 2010 · a372c84 · a372c84
1 parent c99c546
commit a372c84
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Showing 2 changed files with 7 additions and 1 deletion.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 1ae4de0cdf855305765592647025bde55e85e451
+refs/heads/master: 686a0f3d71203bbfcc186900bbb8ac2cfc3d803c
diff --git a/trunk/include/linux/kernel.h b/trunk/include/linux/kernel.h
@@ -59,6 +59,12 @@ extern const char linux_proc_banner[];
 #define FIELD_SIZEOF(t, f) (sizeof(((t*)0)->f))
 #define DIV_ROUND_UP(n,d) (((n) + (d) - 1) / (d))
 #define roundup(x, y) ((((x) + ((y) - 1)) / (y)) * (y))
+#define rounddown(x, y) (				\
+{							\
+	typeof(x) __x = (x);				\
+	__x - (__x % (y));				\
+}							\
+)
 #define DIV_ROUND_CLOSEST(x, divisor)(			\
 {							\
 	typeof(divisor) __divisor = divisor;		\