[v4,18/19] net/hinic: optimize RX performance
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Commit Message
This patch optimizes receive packets performance
on arm platform.
Signed-off-by: Xiaoyun wang <cloud.wangxiaoyun@huawei.com>
---
drivers/net/hinic/hinic_pmd_rx.c | 5 +----
drivers/net/hinic/hinic_pmd_rx.h | 2 +-
2 files changed, 2 insertions(+), 5 deletions(-)
@@ -971,13 +971,10 @@ u16 hinic_recv_pkts(void *rx_queue, struct rte_mbuf **rx_pkts, u16 nb_pkts)
while (pkts < nb_pkts) {
/* 2. current ci is done */
rx_cqe = &rxq->rx_cqe[sw_ci];
- status = rx_cqe->status;
+ status = __atomic_load_n(&rx_cqe->status, __ATOMIC_ACQUIRE);
if (!HINIC_GET_RX_DONE_BE(status))
break;
- /* read other cqe member after status */
- rte_rmb();
-
/* convert cqe and get packet length */
hinic_rq_cqe_be_to_cpu32(&cqe, (volatile void *)rx_cqe);
vlan_len = cqe.vlan_len;
@@ -35,7 +35,7 @@ struct hinic_rq_cqe {
u32 rss_hash;
u32 rsvd[4];
-};
+} __rte_cache_aligned;
struct hinic_rq_cqe_sect {
struct hinic_sge sge;