Re: [PATCH 1/4] rcu: Speed up calling of RCU tasks callbacks

[Steven Rostedt]

On Wed, 23 May 2018 13:04:58 -0700
"Paul E. McKenney" <paulmck@xxxxxxxxxxxxxxxxxx> wrote:

> Looks plausible to me!
> 

BTW looking at the code:

> 		/* Invoke the callbacks. */
> 		while (list) {
> 			next = list->next;
> 			local_bh_disable();
> 			list->func(list);
> 			local_bh_enable();
> 			list = next;
> 			cond_resched();
> 		}
> 		schedule_timeout_uninterruptible(HZ/10);

What's the purpose of this final sleep?

-- Steve

> 	}
> }