From: Andrea Parri <>
Date: Fri, 16 Feb 2018 12:06:13 +0100

> Because READ_ONCE() now implies smp_read_barrier_depends(), the
> smp_read_barrier_depends() in __ptr_ring_consume() is redundant;
> this commit removes it and updates the comments.
> Signed-off-by: Andrea Parri <>

Ok, if READ_ONCE() does a barrier now, this change makes sense.

Applied to net-next, thank you.

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