[Qemu-devel] [PATCH v2 01/11] include/qemu/osdep.h: Add a macro to check for alignment

[Sergey Fedorov]

From: Sergey Fedorov <address@hidden>

Signed-off-by: Sergey Fedorov <address@hidden>
Signed-off-by: Sergey Fedorov <address@hidden>
---
 include/qemu/osdep.h | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/include/qemu/osdep.h b/include/qemu/osdep.h
index 408783f532e6..e3bc50b61359 100644
--- a/include/qemu/osdep.h
+++ b/include/qemu/osdep.h
@@ -158,6 +158,9 @@ extern int daemon(int, int);
 /* Round number up to multiple */
 #define QEMU_ALIGN_UP(n, m) QEMU_ALIGN_DOWN((n) + (m) - 1, (m))
 
+/* Check if n is a multiple of m */
+#define QEMU_IS_ALIGNED(n, m) (((n) % (m)) == 0)
+
 #ifndef ROUND_UP
 #define ROUND_UP(n,d) (((n) + (d) - 1) & -(d))
 #endif
-- 
2.8.1