From patchwork Fri Aug 11 06:55:04 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Heng Qi X-Patchwork-Id: 13350171 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 EBE55A35 for ; Fri, 11 Aug 2023 06:55:20 +0000 (UTC) Received: from out30-97.freemail.mail.aliyun.com (out30-97.freemail.mail.aliyun.com [115.124.30.97]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 98548E7E for ; Thu, 10 Aug 2023 23:55:17 -0700 (PDT) X-Alimail-AntiSpam: AC=PASS;BC=-1|-1;BR=01201311R101e4;CH=green;DM=||false|;DS=||;FP=0|-1|-1|-1|0|-1|-1|-1;HT=ay29a033018045192;MF=hengqi@linux.alibaba.com;NM=1;PH=DS;RN=13;SR=0;TI=SMTPD_---0VpWDMGY_1691736912; Received: from localhost(mailfrom:hengqi@linux.alibaba.com fp:SMTPD_---0VpWDMGY_1691736912) by smtp.aliyun-inc.com; Fri, 11 Aug 2023 14:55:13 +0800 From: Heng Qi To: "Michael S . Tsirkin" , Jason Wang , netdev@vger.kernel.org, virtualization@lists.linux-foundation.org Cc: "David S . Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Alexei Starovoitov , Daniel Borkmann , Jesper Dangaard Brouer , John Fastabend , Xuan Zhuo Subject: [PATCH net-next 0/8] virtio-net: support dynamic notification coalescing moderation Date: Fri, 11 Aug 2023 14:55:04 +0800 Message-Id: <20230811065512.22190-1-hengqi@linux.alibaba.com> X-Mailer: git-send-email 2.19.1.6.gb485710b Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 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 Now, virtio-net already supports per-queue notification coalescing parameter setting. Based on this, we use the netdim library[1] of linux to support dynamic notification coalescing moderation for virtio-net. [1] https://docs.kernel.org/networking/net_dim.html This series also introduces some extractions and fixes. Please review. Heng Qi (8): virtio-net: initially change the value of tx-frames virtio-net: fix mismatch of getting txq tx-frames param virtio-net: returns whether napi is complete virtio-net: separate rx/tx coalescing moderation cmds virtio-net: extract virtqueue coalescig cmd for reuse virtio-net: support rx netdim virtio-net: support tx netdim virtio-net: a tiny comment update drivers/net/virtio_net.c | 370 +++++++++++++++++++++++++++++++++------ 1 file changed, 316 insertions(+), 54 deletions(-)