Re: [PATCH RFC] rcu/kfree: Do not request RCU when not needed
> > to wait for a GP. Or if the poll_state_synchronize_rcu(oldstate)) != 0 > queue_rcu_work(). > A small fix. If poll_state_synchronize_rcu(oldstate)) == 0 then queue_rcu_work() since a GP is still in progress.