On Wed, 2013-12-04 at 16:16 -0800, Paul E. McKenney wrote:
> + if (rdp->rsp == rcu_state &&
> + ULONG_CMP_GE(ACCESS_ONCE(jiffies), rdp->rsp->jiffies_resched)) {
> + rdp->rsp->jiffies_resched += 5;
> + resched_cpu(rdp->cpu);
> + }
> +
> return 0;
> }
jiffies should not need ACCESS_ONCE(), right ?
It is one of the few variables marked with volatile keyword.
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