On Thu, Nov 05, 2020 at 03:05:07PM -0800, paulmck@xxxxxxxxxx wrote: > From: "Paul E. McKenney" <paulmck@xxxxxxxxxx> > > This commit adds an explanation of the special cases where READ_ONCE() > may be used in place of a member of the rcu_dereference() family. I am confused, there is no actual difference between rcu_dereference() and READ_ONCE() today. So we _may_ use READ_ONCE() at all times. Now granted, we probably don't want that, but that does leave me somewhat confused vs the wording here.
