linux-kernel - Re: [PATCH v2 1/2] sched: Add cond_resched_rcu

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Date:	Tue, 30 Apr 2013 10:52:38 +0300 (EEST)
From:	Julian Anastasov <ja@....bg>
To:	Simon Horman <horms@...ge.net.au>
cc:	Eric Dumazet <eric.dumazet@...il.com>,
	Ingo Molnar <mingo@...hat.com>,
	Peter Zijlstra <peterz@...radead.org>,
	"Paul E. McKenney" <paulmck@...ux.vnet.ibm.com>,
	lvs-devel@...r.kernel.org, netdev@...r.kernel.org,
	netfilter-devel@...r.kernel.org, linux-kernel@...r.kernel.org,
	Pablo Neira Ayuso <pablo@...filter.org>,
	Dipankar Sarma <dipankar@...ibm.com>
Subject: Re: [PATCH v2 1/2] sched: Add cond_resched_rcu_lock() helper


	Hello,

On Tue, 30 Apr 2013, Simon Horman wrote:

> > > +static void inline cond_resched_rcu_lock(void)
> > > +{
> > > +	if (need_resched()) {
> > 
> > 	Ops, it should be without above need_resched.
> 
> Thanks, to clarify, just this:
> 
> static void inline cond_resched_rcu_lock(void)
> {
> 	rcu_read_unlock();
> #ifndef CONFIG_PREEMPT_RCU
> 	cond_resched();
> #endif
> 	rcu_read_lock();
> }

	Yes, thanks!

--
Julian Anastasov <ja@....bg>
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