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" <paul...@linux.vnet.ibm.com> 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

>       }
> }