On 05/01/2012 05:59 PM, Peter Zijlstra wrote: > On Tue, 2012-05-01 at 15:12 +0300, Avi Kivity wrote: > > local_irq_save() is a stronger version or rcu_read_lock() > > Not so, local_irq_save() doesn't at all stop regular RCU grace periods, > things like preemptible rcu can be driven from rcu_read_unlock(). > > Note that this is the reason call_rcu_sched() exists and is used in this > case. Ah, thanks for the correction. I'll read some more about the _sched variants. -- error compiling committee.c: too many arguments to function -- To unsubscribe from this list: send the line "unsubscribe kvm" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html