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Wed, 25 Oct 2023 08:24:09 -0400 X-MC-Unique: mB4RGNObORmSt2CIw4HBpQ-1 Received: from smtp.corp.redhat.com (int-mx10.intmail.prod.int.rdu2.redhat.com [10.11.54.10]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by mimecast-mx02.redhat.com (Postfix) with ESMTPS id 76DBD80E993; Wed, 25 Oct 2023 12:24:09 +0000 (UTC) Received: from [10.39.208.12] (unknown [10.39.208.12]) by smtp.corp.redhat.com (Postfix) with ESMTPS id A1835492BFA; Wed, 25 Oct 2023 12:24:08 +0000 (UTC) Message-ID: <9916e1e4-b1ea-417e-88f5-ec27443f2834@redhat.com> Date: Wed, 25 Oct 2023 14:24:08 +0200 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH] net/virtio: fixed missing next flag when sending packets in packed mode To: Fengjiang Liu , dev@dpdk.org Cc: zhangziqian.1@bytedance.com References: <20231017072623.527-1-liufengjiang.0426@bytedance.com> From: Maxime Coquelin Autocrypt: addr=maxime.coquelin@redhat.com; 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charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit 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 On 10/17/23 09:26, Fengjiang Liu wrote: > When the packets is sent in packed mode, and the packets data and > virtio-header are divided into two desc, set the next flag of > virtio-header desc > > Bugzilla ID: 1295 > Fixes: 892dc798fa9c ("net/virtio: implement Tx path for packed queues") > > Signed-off-by: Fengjiang Liu > --- > drivers/net/virtio/virtqueue.h | 1 + > 1 file changed, 1 insertion(+) > > diff --git a/drivers/net/virtio/virtqueue.h b/drivers/net/virtio/virtqueue.h > index 9d4aba11a3..4e9f2d0358 100644 > --- a/drivers/net/virtio/virtqueue.h > +++ b/drivers/net/virtio/virtqueue.h > @@ -672,6 +672,7 @@ virtqueue_enqueue_xmit_packed(struct virtnet_tx *txvq, struct rte_mbuf *cookie, > */ > start_dp[idx].addr = txvq->hdr_mem + RTE_PTR_DIFF(&txr[idx].tx_hdr, txr); > start_dp[idx].len = vq->hw->vtnet_hdr_size; > + head_flags |= VRING_DESC_F_NEXT; > hdr = (struct virtio_net_hdr *)&txr[idx].tx_hdr; > idx++; > if (idx >= vq->vq_nentries) { Applied to next-virtio/for-next-net Thanks, Maxime