From patchwork Wed Oct 11 09:27:23 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Xuan Zhuo X-Patchwork-Id: 13416983 X-Patchwork-Delegate: kuba@kernel.org Received: from lindbergh.monkeyblade.net (lindbergh.monkeyblade.net [23.128.96.19]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 345821C2AC; Wed, 11 Oct 2023 09:27:56 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=none Received: from out30-110.freemail.mail.aliyun.com (out30-110.freemail.mail.aliyun.com [115.124.30.110]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 43DCDAF; Wed, 11 Oct 2023 02:27:52 -0700 (PDT) X-Alimail-AntiSpam: AC=PASS;BC=-1|-1;BR=01201311R141e4;CH=green;DM=||false|;DS=||;FP=0|-1|-1|-1|0|-1|-1|-1;HT=ay29a033018045170;MF=xuanzhuo@linux.alibaba.com;NM=1;PH=DS;RN=14;SR=0;TI=SMTPD_---0VtwO-Dq_1697016468; Received: from localhost(mailfrom:xuanzhuo@linux.alibaba.com fp:SMTPD_---0VtwO-Dq_1697016468) by smtp.aliyun-inc.com; Wed, 11 Oct 2023 17:27:48 +0800 From: Xuan Zhuo To: virtualization@lists.linux-foundation.org Cc: "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , "Michael S. Tsirkin" , Jason Wang , Xuan Zhuo , Alexei Starovoitov , Daniel Borkmann , Jesper Dangaard Brouer , John Fastabend , netdev@vger.kernel.org, bpf@vger.kernel.org Subject: [PATCH vhost 17/22] virtio_net: xsk: tx: virtnet_sq_free_unused_buf() check xsk buffer Date: Wed, 11 Oct 2023 17:27:23 +0800 Message-Id: <20231011092728.105904-18-xuanzhuo@linux.alibaba.com> X-Mailer: git-send-email 2.32.0.3.g01195cf9f In-Reply-To: <20231011092728.105904-1-xuanzhuo@linux.alibaba.com> References: <20231011092728.105904-1-xuanzhuo@linux.alibaba.com> Precedence: bulk X-Mailing-List: bpf@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Git-Hash: 7e791d85ef9e X-Spam-Status: No, score=-9.9 required=5.0 tests=BAYES_00, ENV_AND_HDR_SPF_MATCH,RCVD_IN_DNSWL_BLOCKED,SPF_HELO_NONE,SPF_PASS, UNPARSEABLE_RELAY,USER_IN_DEF_SPF_WL autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net X-Patchwork-Delegate: kuba@kernel.org virtnet_sq_free_unused_buf() check xsk buffer. Signed-off-by: Xuan Zhuo --- drivers/net/virtio/main.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) diff --git a/drivers/net/virtio/main.c b/drivers/net/virtio/main.c index a0a735c7aa32..8c9d8c4e6960 100644 --- a/drivers/net/virtio/main.c +++ b/drivers/net/virtio/main.c @@ -3882,10 +3882,12 @@ static void free_receive_page_frags(struct virtnet_info *vi) void virtnet_sq_free_unused_buf(struct virtqueue *vq, void *buf) { - if (!virtnet_is_xdp_frame(buf)) + if (virtnet_is_skb_ptr(buf)) dev_kfree_skb(buf); - else + else if (virtnet_is_xdp_frame(buf)) xdp_return_frame(virtnet_ptr_to_xdp(buf)); + + /* xsk buffer do not need handle. */ } void virtnet_rq_free_unused_buf(struct virtqueue *vq, void *buf)