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SubjectRe: [PATCH v3 tip/core/rcu 0/14] Sparse-related updates for 3.13
On Fri, Oct 11, 2013 at 04:16:59PM -0700, Paul E. McKenney wrote:
> Changes from v2:
>
> o Switch from rcu_assign_pointer() to ACCESS_ONCE() given that
> the pointers are all --rcu and already visible to readers,
> as suggested by Eric Dumazet and Josh Triplett.

Hang on a moment. Do *none* of these cases need write memory barriers?

- Josh Triplet


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