On Tue, Jun 26, 2018 at 10:10:39AM -0700, Paul E. McKenney wrote:
> diff --git a/kernel/rcu/tree.h b/kernel/rcu/tree.h
> index 3def94fc9c74..6683da6e4ecc 100644
> --- a/kernel/rcu/tree.h
> +++ b/kernel/rcu/tree.h
> @@ -363,6 +363,10 @@ struct rcu_state {
> const char *name; /* Name of structure. */
> char abbr; /* Abbreviated name. */
> struct list_head flavors; /* List of RCU flavors. */
> +
> + spinlock_t ofl_lock ____cacheline_internodealigned_in_smp;
Are you really sure you didn't mean to use ____cacheline_aligned_in_smp
? This internode crap gives you full page alignment under certain rare
configs.
