From d4e162d2f46fad5d2a949fc28062d1769aae21ce Mon Sep 17 00:00:00 2001
From: Segher Boessenkool <segher@kernel.crashing.org>
Date: Tue, 2 Feb 2010 10:57:04 +0100
Subject: Add ARRAY_SIZE() macro

---
 types.h | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/types.h b/types.h
index 3002c6e..1146e25 100644
--- a/types.h
+++ b/types.h
@@ -13,6 +13,8 @@ typedef unsigned long long u64;
 typedef signed short s16;
 typedef signed int s32;
 
+#define ARRAY_SIZE(x) (sizeof x / sizeof x[0])
+
 #if 0
 #define subtype(_type, _base, _field) \
 	(void *)((u8 *)(_base) - __builtin_offsetof(_type, _field))
-- 
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