From patchwork Tue Aug 1 08:22:29 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Heng Qi X-Patchwork-Id: 13335891 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 5340D1EA9A for ; Tue, 1 Aug 2023 08:22:41 +0000 (UTC) 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 E0BC9A0 for ; Tue, 1 Aug 2023 01:22:39 -0700 (PDT) X-Alimail-AntiSpam: AC=PASS;BC=-1|-1;BR=01201311R381e4;CH=green;DM=||false|;DS=||;FP=0|-1|-1|-1|0|-1|-1|-1;HT=ay29a033018045168;MF=hengqi@linux.alibaba.com;NM=1;PH=DS;RN=13;SR=0;TI=SMTPD_---0Voowt87_1690878155; Received: from localhost(mailfrom:hengqi@linux.alibaba.com fp:SMTPD_---0Voowt87_1690878155) by smtp.aliyun-inc.com; Tue, 01 Aug 2023 16:22:36 +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: [RFC PATCH 0/6] virtio-net: support dynamic coalescing moderation Date: Tue, 1 Aug 2023 16:22:29 +0800 Message-Id: <20230801082235.21634-1-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, T_SCC_BODY_TEXT_LINE,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-State: RFC Now, virtio-net already supports per-queue moderation parameter setting. Based on this, we use the netdim library[1] of linux to support dynamic coalescing moderation for virtio-net. [1] https://docs.kernel.org/networking/net_dim.html --- On top of https://lore.kernel.org/all/20230731070656.96411-1-gavinl@nvidia.com/ Heng Qi (6): 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 | 284 +++++++++++++++++++++++++++++++++------ 1 file changed, 242 insertions(+), 42 deletions(-)