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 858D9C433EF for ; Fri, 11 Mar 2022 11:20:18 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1348200AbiCKLVT (ORCPT ); Fri, 11 Mar 2022 06:21:19 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:55156 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S235465AbiCKLVO (ORCPT ); Fri, 11 Mar 2022 06:21:14 -0500 Received: from dfw.source.kernel.org (dfw.source.kernel.org [IPv6:2604:1380:4641:c500::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 362182AC5; Fri, 11 Mar 2022 03:20:11 -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 dfw.source.kernel.org (Postfix) with ESMTPS id C87F461B49; Fri, 11 Mar 2022 11:20:10 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPS id 2B112C340EC; Fri, 11 Mar 2022 11:20:10 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1646997610; bh=Rxfu0cswIO+qQGh9OO4iRX9Xy2FWrCarh4AekUQZwGY=; h=Subject:From:Date:References:In-Reply-To:To:Cc:From; b=r24EOsV6xnlTrAubJns9lcLAoj9aRhlfE1Qavvw00K64aY8HROSdzpMe6UM02I0zI Wkdc7BGi/20CNiwg7L1rrTzh97rHYAYCta0QRiQlVy5fhs4UWZ2SKRweBJsby94zPu eVMsnLUoF3DL+0gcCKqTpebmSfXe8cw6EfSBacUHRBxKmdjOo1vQ1IKMlwGWXUwctg HRHnCMxnNMYqLDUz6SuEHuQwF4c/LM2OVtIMbLih2EMAmO4UQvJ2PaDe9H3LDXXyZ7 hyu9/DUAPb/V15oOMQFDB2ncW8k1FkJdT/ZVTJ2ca0ZmbeBY1gaav1kjnUzqfM3Mk1 iOlSag1Z+7uZA== 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 0DD20EAC095; Fri, 11 Mar 2022 11:20:10 +0000 (UTC) Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Subject: Re: [PATCH net-next v2] net: lan966x: Improve the CPU TX bitrate. From: patchwork-bot+netdevbpf@kernel.org Message-Id: <164699761005.9005.4935359925915457985.git-patchwork-notify@kernel.org> Date: Fri, 11 Mar 2022 11:20:10 +0000 References: <20220310084005.262551-1-horatiu.vultur@microchip.com> In-Reply-To: <20220310084005.262551-1-horatiu.vultur@microchip.com> To: Horatiu Vultur Cc: netdev@vger.kernel.org, linux-kernel@vger.kernel.org, UNGLinuxDriver@microchip.com, davem@davemloft.net, kuba@kernel.org, david.laight@aculab.com, andrew@lunn.ch Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hello: This patch was applied to netdev/net-next.git (master) by David S. Miller : On Thu, 10 Mar 2022 09:40:05 +0100 you wrote: > When doing manual injection of the frame, it is required to check if the > TX FIFO is ready to accept the next word of the frame. For this we are > using 'readx_poll_timeout_atomic', the only problem is that before it > actually checks the status, is determining the time when to finish polling > the status. Which seems to be an expensive operation. > Therefore check the status of the TX FIFO before calling > 'readx_poll_timeout_atomic'. > Doing this will improve the TX bitrate by ~70%. Because 99% the FIFO is > ready by that time. The measurements were done using iperf3. > > [...] Here is the summary with links: - [net-next,v2] net: lan966x: Improve the CPU TX bitrate. https://git.kernel.org/netdev/net-next/c/fb9eb027fbc9 You are awesome, thank you! -- Deet-doot-dot, I am a bot. https://korg.docs.kernel.org/patchwork/pwbot.html