From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mails.dpdk.org (mails.dpdk.org [217.70.189.124]) by inbox.dpdk.org (Postfix) with ESMTP id C63A748ACE; Fri, 5 Dec 2025 08:40:01 +0100 (CET) Received: from mails.dpdk.org (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id 91D5140156; Fri, 5 Dec 2025 08:40:01 +0100 (CET) Received: from canpmsgout01.his.huawei.com (canpmsgout01.his.huawei.com [113.46.200.216]) by mails.dpdk.org (Postfix) with ESMTP id 6F38640144 for ; Fri, 5 Dec 2025 08:39:59 +0100 (CET) dkim-signature: v=1; a=rsa-sha256; d=h-partners.com; s=dkim; c=relaxed/relaxed; q=dns/txt; h=From; bh=b/SELZPLSlPnc2qAAP+hCKFwpBsVv1ePjhRt8yUQxC0=; b=BxMzAMu/r/fQZcIusWzvlUY/X18SjtFyceCLYnjZaKeP7CqepWbJB6jKubXjbexz1Vl2GR1hw D3JgsF372g/4+XYXR8jhaxYdCx5SB5iWDuUc+dMlCCzA6bJmIkxLLwlrRWiQQpvEmDyW5O/Dplo 3JpuMG3dHJvDk77MBMc2K30= Received: from mail.maildlp.com (unknown [172.19.163.174]) by canpmsgout01.his.huawei.com (SkyGuard) with ESMTPS id 4dN3Bd38YHz1T4JP; Fri, 5 Dec 2025 15:38:01 +0800 (CST) Received: from kwepemj100018.china.huawei.com (unknown [7.202.194.12]) by mail.maildlp.com (Postfix) with ESMTPS id A10FE140158; Fri, 5 Dec 2025 15:39:56 +0800 (CST) Received: from localhost.huawei.com (10.90.31.46) by kwepemj100018.china.huawei.com (7.202.194.12) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1544.11; Fri, 5 Dec 2025 15:39:56 +0800 From: Xingui Yang To: CC: , , , , , Subject: [PATCH] net/hns3: fix outer UDP checksum fail with simple BD Date: Fri, 5 Dec 2025 15:39:55 +0800 Message-ID: <20251205073955.3225775-1-yangxingui@huawei.com> X-Mailer: git-send-email 2.33.0 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain X-Originating-IP: [10.90.31.46] X-ClientProxiedBy: kwepems100002.china.huawei.com (7.221.188.206) To kwepemj100018.china.huawei.com (7.202.194.12) X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org From: Chengwen Feng On the hardware platform that supports simple BD, if outer-ip, outer-udp and udp checksum offloading are enabled, the hardware incorrectly processes the ether+ipv6+vxlan+ether+ipv4+udp packet (the incorrect field is modified). The root cause is that the simple BD feature does not exclude outer-udp checksum. This commit add it. Fixes: 6393fc0b823c ("net/hns3: simplify hardware checksum offloading") Cc: stable@dpdk.org Signed-off-by: Chengwen Feng Signed-off-by: Xingui Yang --- drivers/net/hns3/hns3_rxtx.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/net/hns3/hns3_rxtx.c b/drivers/net/hns3/hns3_rxtx.c index 3a99923220..573604b0cd 100644 --- a/drivers/net/hns3/hns3_rxtx.c +++ b/drivers/net/hns3/hns3_rxtx.c @@ -3999,8 +3999,9 @@ hns3_handle_simple_bd(struct hns3_tx_queue *txq, struct hns3_desc *desc, if (txq->simple_bd_enable && !(m->ol_flags & RTE_MBUF_F_TX_IP_CKSUM) && !(m->ol_flags & RTE_MBUF_F_TX_TCP_SEG) && !(m->ol_flags & RTE_MBUF_F_TX_OUTER_IP_CKSUM) && + !(m->ol_flags & RTE_MBUF_F_TX_OUTER_UDP_CKSUM) && ((m->ol_flags & RTE_MBUF_F_TX_L4_MASK) == RTE_MBUF_F_TX_TCP_CKSUM || - (m->ol_flags & RTE_MBUF_F_TX_L4_MASK) == RTE_MBUF_F_TX_UDP_CKSUM)) { + (m->ol_flags & RTE_MBUF_F_TX_L4_MASK) == RTE_MBUF_F_TX_UDP_CKSUM)) { /* set checksum start and offset, defined in 2 Bytes */ hns3_set_field(desc->tx.type_cs_vlan_tso_len, HNS3_TXD_L4_START_M, HNS3_TXD_L4_START_S, -- 2.33.0