Messages in this thread | | | Date | Wed, 29 Oct 2014 13:45:19 +0000 | From | Alexander Gordeev <> | Subject | Re: [PATCH] rcu: Remove redundant rcu_is_cpu_rrupt_from_idle() function |
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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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