lockdep: Update memory usage introduced by BFS
Ming Lei [Thu, 16 Jul 2009 13:44:29 +0000 (15:44 +0200)]
Also account the BFS memory usage.

Signed-off-by: Ming Lei <tom.leiming@gmail.com>
[ fix build for !PROVE_LOCKING ]
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
LKML-Reference: <1246201486-7308-9-git-send-email-tom.leiming@gmail.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>

kernel/lockdep.c

index b896f23..6358cf7 100644 (file)
@@ -3429,7 +3429,11 @@ void __init lockdep_info(void)
                sizeof(struct list_head) * CLASSHASH_SIZE +
                sizeof(struct lock_list) * MAX_LOCKDEP_ENTRIES +
                sizeof(struct lock_chain) * MAX_LOCKDEP_CHAINS +
-               sizeof(struct list_head) * CHAINHASH_SIZE) / 1024);
+               sizeof(struct list_head) * CHAINHASH_SIZE) / 1024
+#ifdef CONFIG_PROVE_LOCKING
+               + sizeof(struct circular_queue) + sizeof(bfs_accessed)
+#endif
+               );
 
        printk(" per task-struct memory footprint: %lu bytes\n",
                sizeof(struct held_lock) * MAX_LOCK_DEPTH);