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