From: Ben Hutchings <ben@decadent.org.uk>
Date: Tue, 14 Jun 2016 20:14:14 +0000 (+0100)
Subject: liblockdep: Define the ARRAY_SIZE() macro
X-Git-Tag: archive/raspbian/4.15.4-1+rpi1~1^2^2^2^2^2^2^2^2^2^2^2^2^2~6
X-Git-Url: https://dgit.raspbian.org/?a=commitdiff_plain;h=e35dddd4e8594d90146ef4675603911d5bd31b29;p=linux.git

liblockdep: Define the ARRAY_SIZE() macro

lockdep.c now uses ARRAY_SIZE().

Fixes: 75dd602a5198 ("lockdep: Fix lock_chain::base size")
Signed-off-by: Ben Hutchings <ben@decadent.org.uk>

Gbp-Pq: Topic bugfix/all
Gbp-Pq: Name liblockdep-define-the-array_size-macro.patch
---

diff --git a/tools/lib/lockdep/uinclude/linux/kernel.h b/tools/lib/lockdep/uinclude/linux/kernel.h
index 276c7a8b2ed..da87bd9ad2c 100644
--- a/tools/lib/lockdep/uinclude/linux/kernel.h
+++ b/tools/lib/lockdep/uinclude/linux/kernel.h
@@ -7,6 +7,8 @@
 #include <linux/hardirq.h>
 #include <linux/kern_levels.h>
 
+#define ARRAY_SIZE(arr) (sizeof(arr) / sizeof((arr)[0]))
+
 #ifndef container_of
 #define container_of(ptr, type, member) ({			\
 	const typeof(((type *)0)->member) * __mptr = (ptr);	\