datapath: Backport DIV_ROUND_UP.

[sliver-openvswitch.git] / datapath / linux-2.6 / compat-2.6 / include / linux / kernel.h

diff --git a/datapath/linux-2.6/compat-2.6/include/linux/kernel.h b/datapath/linux-2.6/compat-2.6/include/linux/kernel.h
index 2c2220b..4af8851 100644 (file)
--- a/datapath/linux-2.6/compat-2.6/include/linux/kernel.h
+++ b/datapath/linux-2.6/compat-2.6/include/linux/kernel.h
@@ -54,4 +54,8 @@
 #define SHRT_MIN       ((s16)(-SHRT_MAX - 1))
 #endif
 
+#ifndef DIV_ROUND_UP
+#define DIV_ROUND_UP(n,d) (((n) + (d) - 1) / (d))
+#endif
+
 #endif /* linux/kernel.h */