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authorAlexey Dobriyan <adobriyan@gmail.com>2006-10-11 08:22:06 (GMT)
committerLinus Torvalds <torvalds@g5.osdl.org>2006-10-11 18:14:24 (GMT)
commit3dc3099a9b2c346b16383597fadaa79a05a52388 (patch)
treec2c2a49e135f5e565a4fd3e33aa5c2271d535374 /kernel/lockdep.c
parent39913b31d0cd11b5b18a303e220c95ffbd9e1a88 (diff)
downloadlinux-3dc3099a9b2c346b16383597fadaa79a05a52388.tar.xz
[PATCH] lockdep: use BUILD_BUG_ON
Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com> Acked-by: Ingo Molnar <mingo@elte.hu> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'kernel/lockdep.c')
-rw-r--r--kernel/lockdep.c5
1 files changed, 1 insertions, 4 deletions
diff --git a/kernel/lockdep.c b/kernel/lockdep.c
index 4c05534..805a322 100644
--- a/kernel/lockdep.c
+++ b/kernel/lockdep.c
@@ -1114,8 +1114,6 @@ static int count_matching_names(struct lock_class *new_class)
return count + 1;
}
-extern void __error_too_big_MAX_LOCKDEP_SUBCLASSES(void);
-
/*
* Register a lock's class in the hash-table, if the class is not present
* yet. Otherwise we look it up. We cache the result in the lock object
@@ -1153,8 +1151,7 @@ look_up_lock_class(struct lockdep_map *lock, unsigned int subclass)
* (or spin_lock_init()) call - which acts as the key. For static
* locks we use the lock object itself as the key.
*/
- if (sizeof(struct lock_class_key) > sizeof(struct lock_class))
- __error_too_big_MAX_LOCKDEP_SUBCLASSES();
+ BUILD_BUG_ON(sizeof(struct lock_class_key) > sizeof(struct lock_class));
key = lock->key->subkeys + subclass;