From: Alexey Dobriyan Date: Wed, 11 Oct 2006 08:22:06 +0000 (-0700) Subject: [PATCH] lockdep: use BUILD_BUG_ON X-Git-Tag: v2.6.19-rc2~60 X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=3dc3099a9b2c346b16383597fadaa79a05a52388;p=linux-2.6 [PATCH] lockdep: use BUILD_BUG_ON Signed-off-by: Alexey Dobriyan Acked-by: Ingo Molnar Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds --- diff --git a/kernel/lockdep.c b/kernel/lockdep.c index 4c05534610..805a322a56 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;