unsigned int nr_softirq_chains;
unsigned int nr_process_chains;
unsigned int max_lockdep_depth;
-unsigned int max_recursion_depth;
#ifdef CONFIG_DEBUG_LOCKDEP
/*
atomic_t redundant_softirqs_off;
atomic_t nr_unused_locks;
atomic_t nr_cyclic_checks;
-atomic_t nr_cyclic_check_recursions;
atomic_t nr_find_usage_forwards_checks;
-atomic_t nr_find_usage_forwards_recursions;
atomic_t nr_find_usage_backwards_checks;
-atomic_t nr_find_usage_backwards_recursions;
#endif
/*