Re: [PATCH RFC tip/core/rcu 12/15] lib/assoc_array: Remove smp_read_barrier_depends()

From: Peter Zijlstra
Date: Wed Oct 11 2017 - 13:11:53 EST


On Wed, Oct 11, 2017 at 10:06:31AM -0700, Paul E. McKenney wrote:

> This, you mean?
>
> data = rcu_dereference_sched(*this_cpu_ptr(&cpufreq_update_util_data));

Yep, that one. Although in my tree it now appears to look like:

data = rcu_dereference_sched(*per_cpu_ptr(&cpufreq_update_util_data,
cpu_of(rq)));