Use RCU instead of rwlock in isc_log unit
While adding some extra logging for debugging purposes, I've noticed that the RWLOCK in isc_log unit can be replaces with RCU. I think this would be a nice introductory issue for @aydin.
While adding some extra logging for debugging purposes, I've noticed that the RWLOCK in isc_log unit can be replaces with RCU. I think this would be a nice introductory issue for @aydin.