On Tue, Oct 06, 2015 at 08:50:56PM +0200, Oleg Nesterov wrote:
> On 10/06, Josh Triplett wrote:
> >
> > For all 13:
> > Reviewed-by: Josh Triplett <[email protected]>
>
> Thanks!
>
> > Regarding the rcu_sync infrastructure: odd that an atomic read
> > on the reader proves ligher weight than
> > rcu_read_lock()/rcu_read_unlock().
>
> Cough... Could you spell? ;) I am just curious and I can't understand
> what do you mean.
I would guess that Josh is thinking of CONFIG_PREEMPT=n and that you
worked with CONFIG_PREEMPT=y. But it would be good to get this fully
understood.
Thanx, Paul
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