Re: [dpdk-dev] [RFC v2 3/5] ring: use wfe to wait for ring tail update on aarch64

>-Original Message- >From: dev On Behalf Of Gavin Hu >Sent: Wednesday, July 3, 2019 2:29 PM >To: dev@dpdk.org >Cc: n...@arm.com >Subject: [dpdk-dev] [RFC v2 3/5] ring: use wfe to wait for ring tail >update on aarch64 >Instead of polling for tail to be upda

[dpdk-dev] [RFC v2 3/5] ring: use wfe to wait for ring tail update on aarch64

Instead of polling for tail to be updated, use wfe instruction. Signed-off-by: Gavin Hu Reviewed-by: Ruifeng Wang Reviewed-by: Steve Capper Reviewed-by: Ola Liljedahl Reviewed-by: Honnappa Nagarahalli --- lib/librte_ring/rte_ring_c11_mem.h | 4 ++-- lib/librte_ring/rte_ring_generic.h | 3 +--