From: Andrew Cooper <andrew.cooper3@citrix.com>
Date: Sat, 6 Jun 2015 14:46:54 +0000 (+0100)
Subject: tools/libxl: Introduce ROUNDUP()
X-Git-Tag: archive/raspbian/4.8.0-1+rpi1~1^2~2816
X-Git-Url: https://dgit.raspbian.org/?a=commitdiff_plain;h=9438f98dba2346caaf7cfc1ce18199119519124b;p=xen.git

tools/libxl: Introduce ROUNDUP()

This is the same as is used by libxc.

Signed-off-by: Andrew Cooper <andrew.cooper3@citrix.com>
Acked-by: Ian Campbell <Ian.Campbell@citrix.com>
CC: Ian Jackson <Ian.Jackson@eu.citrix.com>
CC: Wei Liu <wei.liu2@citrix.com>
---

diff --git a/tools/libxl/libxl_internal.h b/tools/libxl/libxl_internal.h
index 5235d2593d..19fc425668 100644
--- a/tools/libxl/libxl_internal.h
+++ b/tools/libxl/libxl_internal.h
@@ -110,6 +110,9 @@
 
 #define ARRAY_SIZE(a) (sizeof(a) / sizeof(a[0]))
 
+#define ROUNDUP(_val, _order)                                           \
+    (((unsigned long)(_val)+(1UL<<(_order))-1) & ~((1UL<<(_order))-1))
+
 #define min(X, Y) ({                             \
             const typeof (X) _x = (X);           \
             const typeof (Y) _y = (Y);           \