Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <[email protected]>
---
include/linux/kernel.h | 15 +++++++++++++++
1 file changed, 15 insertions(+)
diff --git a/include/linux/kernel.h b/include/linux/kernel.h
index e9e2f07..92c3391 100644
--- a/include/linux/kernel.h
+++ b/include/linux/kernel.h
@@ -90,5 +90,20 @@
__val = __val < __min ? __min: __val; \
__val > __max ? __max: __val; })
+
+/* The `const' in roundup() prevents gcc-3.3 from calling __divdi3 */
+#define roundup(x, y) ( \
+{ \
+ const typeof(y) __y = y; \
+ (((x) + (__y - 1)) / __y) * __y; \
+} \
+)
+#define rounddown(x, y) ( \
+{ \
+ typeof(x) __x = (x); \
+ __x - (__x % (y)); \
+} \
+)
+
#endif /* _LINUX_KERNEL_H */
--
1.7.10.4
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