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| author | Alexey Dobriyan <adobriyan@gmail.com> | 2006-10-11 01:22:06 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@g5.osdl.org> | 2006-10-11 11:14:24 -0700 |
| commit | 3dc3099a9b2c346b16383597fadaa79a05a52388 (patch) | |
| tree | c2c2a49e135f5e565a4fd3e33aa5c2271d535374 | |
| parent | 39913b31d0cd11b5b18a303e220c95ffbd9e1a88 (diff) | |
| download | lwn-3dc3099a9b2c346b16383597fadaa79a05a52388.tar.gz lwn-3dc3099a9b2c346b16383597fadaa79a05a52388.zip | |
[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>
| -rw-r--r-- | kernel/lockdep.c | 5 |
1 files changed, 1 insertions, 4 deletions
diff --git a/kernel/lockdep.c b/kernel/lockdep.c index 4c0553461000..805a322a5655 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; |