lockdep: Fix BFS build

Fix:

  kernel/built-in.o: In function `lockdep_stats_show':
  lockdep_proc.c:(.text+0x48202): undefined reference to `max_bfs_queue_depth'

As max_bfs_queue_depth is only available under
CONFIG_PROVE_LOCKING=y.

Cc: Ming Lei <tom.leiming@gmail.com>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
LKML-Reference: <new-submission>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
Ingo Molnar 2009-08-02 14:44:24 +02:00
parent af01296145
commit bbfa26229a

View file

@ -411,8 +411,10 @@ static int lockdep_stats_show(struct seq_file *m, void *v)
max_lockdep_depth); max_lockdep_depth);
seq_printf(m, " max recursion depth: %11u\n", seq_printf(m, " max recursion depth: %11u\n",
max_recursion_depth); max_recursion_depth);
#ifdef CONFIG_PROVE_LOCKING
seq_printf(m, " max bfs queue depth: %11u\n", seq_printf(m, " max bfs queue depth: %11u\n",
max_bfs_queue_depth); max_bfs_queue_depth);
#endif
lockdep_stats_debug_show(m); lockdep_stats_debug_show(m);
seq_printf(m, " debug_locks: %11u\n", seq_printf(m, " debug_locks: %11u\n",
debug_locks); debug_locks);