Commit-ID:  108744c45fd8a51e763e976d9e5b2cc265d4a847
Gitweb:     http://git.kernel.org/tip/108744c45fd8a51e763e976d9e5b2cc265d4a847
Author:     Ben Hutchings <[email protected]>
AuthorDate: Thu, 25 May 2017 12:58:34 +0000
Committer:  Ingo Molnar <[email protected]>
CommitDate: Mon, 5 Jun 2017 09:28:04 +0200

tools/lib/lockdep: Define the ARRAY_SIZE() macro

lockdep.c now uses ARRAY_SIZE().

Signed-off-by: Ben Hutchings <[email protected]>
Signed-off-by: Sasha Levin <[email protected]>
Cc: Linus Torvalds <[email protected]>
Cc: Peter Zijlstra <[email protected]>
Cc: Thomas Gleixner <[email protected]>
Cc: [email protected]
Fixes: 75dd602a5198 ("lockdep: Fix lock_chain::base size")
Link: http://lkml.kernel.org/r/[email protected]
Signed-off-by: Ingo Molnar <[email protected]>
---
 tools/lib/lockdep/uinclude/linux/kernel.h | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/tools/lib/lockdep/uinclude/linux/kernel.h 
b/tools/lib/lockdep/uinclude/linux/kernel.h
index 276c7a8..da87bd9 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);     \

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