From ac8962e96599b713b3e87d22be602a2d9d951321 Mon Sep 17 00:00:00 2001 From: Chengwen Feng Date: Mon, 10 May 2021 21:38:12 +0800 Subject: [PATCH] net/hns3: fix ordering in secondary process initialization The memory barrier is used to ensure that the response is returned only after the Tx/Rx function is set, it should place after the Rx/Tx function is set. Fixes: 23d4b61fee5d ("net/hns3: support multiple process") Cc: stable@dpdk.org Signed-off-by: Chengwen Feng Signed-off-by: Min Hu (Connor) --- drivers/net/hns3/hns3_mp.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/net/hns3/hns3_mp.c b/drivers/net/hns3/hns3_mp.c index cab784f42a..a8485f5cfd 100644 --- a/drivers/net/hns3/hns3_mp.c +++ b/drivers/net/hns3/hns3_mp.c @@ -86,8 +86,8 @@ mp_secondary_handle(const struct rte_mp_msg *mp_msg, const void *peer) case HNS3_MP_REQ_START_RXTX: PMD_INIT_LOG(INFO, "port %u starting datapath", dev->data->port_id); - rte_mb(); hns3_set_rxtx_function(dev); + rte_mb(); mp_init_msg(dev, &mp_res, param->type); res->result = 0; ret = rte_mp_reply(&mp_res, peer); -- 2.20.1