On Thu, Apr 09, 2015 at 12:21:43PM +0800, Lai Jiangshan wrote: > 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)
Nah, this works. -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/