On 04/09/2015 12:48 AM, Peter Zijlstra wrote:
> +static void module_assert_mutex_or_preempt(void)
> +{
> +#ifdef CONFIG_LOCKDEP
> + int rcu_held = rcu_read_lock_sched_held();
> + int mutex_held = 1;
> +
> + if (debug_locks)
> + mutex_held = lockdep_is_held(&module_mutex);
> +
> + WARN_ON(!rcu_held && !mutex_held);
> +#endif
> +}
Is rcu_lockdep_assert() suitable for it?
(note rcu_lockdep_assert() only works when CONFIG_PROVE_RCU)
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