15/06/2023 22:13, Wathsala Vithanage: > For improved performance over the current C11 based ring implementation > following changes were made. > (1) Replace tail store with RELEASE semantics in __rte_ring_update_tail > with a RELEASE fence. Replace load of the tail with ACQUIRE semantics > in __rte_ring_move_prod_head and __rte_ring_move_cons_head with ACQUIRE > fences. > (2) Remove ACQUIRE fences between load of the old_head and load of the > cons_tail in __rte_ring_move_prod_head and __rte_ring_move_cons_head. > These two fences are not required for the safety of the ring library. > > Signed-off-by: Wathsala Vithanage <wathsala.vithan...@arm.com> > Reviewed-by: Honnappa Nagarahalli <honnappa.nagaraha...@arm.com> > Reviewed-by: Ruifeng Wang <ruifeng.w...@arm.com>
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