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SubjectRe: [PATCH] rcu: Remove redundant rcu_is_cpu_rrupt_from_idle() function
On Wed, Oct 29, 2014 at 05:47:29AM -0700, Paul E. McKenney wrote:
> On Wed, Oct 29, 2014 at 12:07:07PM +0100, Alexander Gordeev wrote:
> > Function rcu_is_cpu_rrupt_from_idle() is called from scheduling-
> > clock interrupt handler to check if the current CPU was interrupted
> > from idle. If true, it results in invocation of RCU callbacks. But
> > the common hardware interrupt exit path also contains similar check
> > and therefore the call to rcu_is_cpu_rrupt_from_idle() is redundant.
>
> By common hardware interrupt exit path, you are meaning the calls
> to rcu_irq_exit()? If not, please let me know exactly what you
> mean here.

Yes, I mean rcu_irq_exit().

> Thanx, Paul

--
Regards,
Alexander Gordeev
agordeev@redhat.com


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