[Bridge] [PATCH v3 tip/core/rcu 0/14] Sparse-related updates for 3.13

Paul E. McKenney paulmck at linux.vnet.ibm.com
Sat Oct 12 17:13:45 UTC 2013


On Fri, Oct 11, 2013 at 11:53:27PM -0700, Josh Triplett wrote:
> 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?

Sigh.  Some afternoons it doesn't pay to touch the keyboard.

Thank you for catching this.  I will fix, but at this point, I am thinking
in terms of 3.14 rather than 3.13 for this series.

							Thanx, Paul



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