From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 8043DC433F5 for ; Wed, 2 Mar 2022 01:40:16 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S238956AbiCBBk4 (ORCPT ); Tue, 1 Mar 2022 20:40:56 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:54106 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S238931AbiCBBkz (ORCPT ); Tue, 1 Mar 2022 20:40:55 -0500 Received: from sin.source.kernel.org (sin.source.kernel.org [IPv6:2604:1380:40e1:4800::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id ED50EA2508; Tue, 1 Mar 2022 17:40:13 -0800 (PST) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by sin.source.kernel.org (Postfix) with ESMTPS id 0A825CE2082; Wed, 2 Mar 2022 01:40:12 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPS id 134CEC340F0; Wed, 2 Mar 2022 01:40:10 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1646185210; bh=yiu2oVO8iMfUx8EITjMvjJ0JsQ6koCRlfPLhskhPshw=; h=Subject:From:Date:References:In-Reply-To:To:Cc:From; b=mCDoiTtw0T88xtrDgZ8GvcOrpJpL/HbGqFUfXy+tPngi0wtZZm+Vqf0LIHZoyqAfY 9JEdSVry3XnnuwwtThP4Uauz+NC4gy+p8wVhAjnpyrTLzbsSKfTfHXOKLbb5yWsiAW BCgz4xHr088dHv1eeltEILX8/XtrKqu4GuQ8VRgLqmvg04WIkp/8Pybofzv1sRLA9g 0qAzWkjQnXUDvf5CY25Ektbfyv5K0TQloxTo0De9QnXTYn0/iUS3ksf7SYfbeZrbHs /kFsXk5CRzirj9uyuVBR+pScsPJ2O3IFfcTfnNNMPici54dhmtlxqZGm/a2v8jy28X 6ya7T3dGJ4VsQ== Received: from aws-us-west-2-korg-oddjob-1.ci.codeaurora.org (localhost.localdomain [127.0.0.1]) by aws-us-west-2-korg-oddjob-1.ci.codeaurora.org (Postfix) with ESMTP id EA678EAC096; Wed, 2 Mar 2022 01:40:09 +0000 (UTC) Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Subject: Re: [PATCH net-next v3] tun: support NAPI for packets received from batched XDP buffs From: patchwork-bot+netdevbpf@kernel.org Message-Id: <164618520995.21891.13359440725672676433.git-patchwork-notify@kernel.org> Date: Wed, 02 Mar 2022 01:40:09 +0000 References: <20220228033805.1579435-1-baymaxhuang@gmail.com> In-Reply-To: <20220228033805.1579435-1-baymaxhuang@gmail.com> To: Harold Huang Cc: netdev@vger.kernel.org, jasowang@redhat.com, pabeni@redhat.com, davem@davemloft.net, kuba@kernel.org, ast@kernel.org, daniel@iogearbox.net, hawk@kernel.org, john.fastabend@gmail.com, linux-kernel@vger.kernel.org, bpf@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hello: This patch was applied to netdev/net-next.git (master) by Jakub Kicinski : On Mon, 28 Feb 2022 11:38:05 +0800 you wrote: > In tun, NAPI is supported and we can also use NAPI in the path of > batched XDP buffs to accelerate packet processing. What is more, after > we use NAPI, GRO is also supported. The iperf shows that the throughput of > single stream could be improved from 4.5Gbps to 9.2Gbps. Additionally, 9.2 > Gbps nearly reachs the line speed of the phy nic and there is still about > 15% idle cpu core remaining on the vhost thread. > > [...] Here is the summary with links: - [net-next,v3] tun: support NAPI for packets received from batched XDP buffs https://git.kernel.org/netdev/net-next/c/fb3f903769e8 You are awesome, thank you! -- Deet-doot-dot, I am a bot. https://korg.docs.kernel.org/patchwork/pwbot.html