From patchwork Tue Apr 13 03:15:16 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Xuan Zhuo X-Patchwork-Id: 12199181 X-Patchwork-Delegate: kuba@kernel.org Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-16.7 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,UNPARSEABLE_RELAY,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id BCFBAC43460 for ; Tue, 13 Apr 2021 03:15:32 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id A648F613B1 for ; Tue, 13 Apr 2021 03:15:32 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1344320AbhDMDPs (ORCPT ); Mon, 12 Apr 2021 23:15:48 -0400 Received: from out30-132.freemail.mail.aliyun.com ([115.124.30.132]:41457 "EHLO out30-132.freemail.mail.aliyun.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S242040AbhDMDPq (ORCPT ); Mon, 12 Apr 2021 23:15:46 -0400 X-Alimail-AntiSpam: AC=PASS;BC=-1|-1;BR=01201311R151e4;CH=green;DM=||false|;DS=||;FP=0|-1|-1|-1|0|-1|-1|-1;HT=e01e04426;MF=xuanzhuo@linux.alibaba.com;NM=1;PH=DS;RN=15;SR=0;TI=SMTPD_---0UVPZqgd_1618283724; Received: from localhost(mailfrom:xuanzhuo@linux.alibaba.com fp:SMTPD_---0UVPZqgd_1618283724) by smtp.aliyun-inc.com(127.0.0.1); Tue, 13 Apr 2021 11:15:24 +0800 From: Xuan Zhuo To: netdev@vger.kernel.org Cc: "Michael S. Tsirkin" , Jason Wang , "David S. Miller" , Jakub Kicinski , =?utf-8?b?QmrDtnJuIFTDtnBlbA==?= , Magnus Karlsson , Jonathan Lemon , Alexei Starovoitov , Daniel Borkmann , Jesper Dangaard Brouer , John Fastabend , virtualization@lists.linux-foundation.org, bpf@vger.kernel.org, "dust . li" Subject: [PATCH net-next v4 03/10] virtio-net: add priv_flags IFF_NOT_USE_DMA_ADDR Date: Tue, 13 Apr 2021 11:15:16 +0800 Message-Id: <20210413031523.73507-4-xuanzhuo@linux.alibaba.com> X-Mailer: git-send-email 2.31.0 In-Reply-To: <20210413031523.73507-1-xuanzhuo@linux.alibaba.com> References: <20210413031523.73507-1-xuanzhuo@linux.alibaba.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: bpf@vger.kernel.org X-Patchwork-Delegate: kuba@kernel.org virtio-net not use dma addr directly. So add this priv_flags IFF_NOT_USE_DMA_ADDR. Signed-off-by: Xuan Zhuo --- drivers/net/virtio_net.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/net/virtio_net.c b/drivers/net/virtio_net.c index bb4ea9dbc16b..52653e234a20 100644 --- a/drivers/net/virtio_net.c +++ b/drivers/net/virtio_net.c @@ -3007,7 +3007,7 @@ static int virtnet_probe(struct virtio_device *vdev) /* Set up network device as normal. */ dev->priv_flags |= IFF_UNICAST_FLT | IFF_LIVE_ADDR_CHANGE | - IFF_TX_SKB_NO_LINEAR; + IFF_TX_SKB_NO_LINEAR | IFF_NOT_USE_DMA_ADDR; dev->netdev_ops = &virtnet_netdev; dev->features = NETIF_F_HIGHDMA;