From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (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 D6395DDD2; Thu, 5 Sep 2024 00:20:33 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1725495633; cv=none; b=gVkvwH81BAsWQxr/FoWsiL/gt5YDyJDoQ54kr9BZf0qEFvULfd5Sq9nwg5Du4u4jPTnjKccbB3zIvbRcm0cN4+GdKELHI/ymtWVwk0ihLSAl48dHd4YZ5SfXRNBxC7fBqPpyxgvld9hqhWL3PLgHwlBG0KJ8vBO7rMCvS2sc98c= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1725495633; c=relaxed/simple; bh=TevuT01BbunlpjDk4Ntbhq5bux9u273/gOsv6IKPO38=; h=Content-Type:MIME-Version:Subject:From:Message-Id:Date:References: In-Reply-To:To:Cc; b=c31eJlrdKkzrEGnESF4TCix02SUWozKLXiEphnlKi7/p0B3IfN9PK3Ft3Nik3ZN68icLULy7247LOmcnuZhBcKhRyfB3kEURqQ4BQ/ZXIj7mKsNXWreycd9D3OPZL63sjzmMm9zCx/zhNXvGxeetOZZwA5XQH9PEm8zn2dd1zP0= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=LBiaPZb5; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="LBiaPZb5" Received: by smtp.kernel.org (Postfix) with ESMTPSA id AA437C4CEC2; Thu, 5 Sep 2024 00:20:33 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1725495633; bh=TevuT01BbunlpjDk4Ntbhq5bux9u273/gOsv6IKPO38=; h=Subject:From:Date:References:In-Reply-To:To:Cc:From; b=LBiaPZb50jOZXwUtglJRcFDErpyfe7Jbjso5crhW1wM4fSvBqq5TgeJVCOifsOHMP XrlPyaKnyiS118M38Sg9AjTu2I+w/2yb04eNtVm11oVkuCp75CMT08xIcHmHW3ntqa C+PkhyDj32wArYTcVRNfhxVFV2yKl1nk+VvCoZtvEkW7bUEw7YwIW81coKp75/RMyv cIV+Jo+OUzx8RKVsJE/zHumih9EUT8QQc+4AtIRh+wyYVBQOXMKYuAXqow6Ms7F2Oq 4STPp6hFv9bD8zSCaM85DvIoEc2ENvTc6Y0ves6uJG7gLNHjY9Eg6B/FTERIzb0SXG snBVaL92CJyAA== Received: from [10.30.226.235] (localhost [IPv6:::1]) by aws-us-west-2-korg-oddjob-rhel9-1.codeaurora.org (Postfix) with ESMTP id ADD1B3822D30; Thu, 5 Sep 2024 00:20:35 +0000 (UTC) Content-Type: text/plain; charset="utf-8" Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Subject: Re: [PATCH net-next] net: cadence: macb: Enable software IRQ coalescing by default From: patchwork-bot+netdevbpf@kernel.org Message-Id: <172549563449.1208771.15485016023468889956.git-patchwork-notify@kernel.org> Date: Thu, 05 Sep 2024 00:20:34 +0000 References: <20240903184912.4151926-1-sean.anderson@linux.dev> In-Reply-To: <20240903184912.4151926-1-sean.anderson@linux.dev> To: Sean Anderson Cc: nicolas.ferre@microchip.com, claudiu.beznea@tuxon.dev, davem@davemloft.net, edumazet@google.com, kuba@kernel.org, pabeni@redhat.com, netdev@vger.kernel.org, michal.simek@amd.com, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Hello: This patch was applied to netdev/net-next.git (main) by Jakub Kicinski : On Tue, 3 Sep 2024 14:49:12 -0400 you wrote: > This NIC doesn't have hardware IRQ coalescing. Under high load, > interrupts can adversely affect performance. To mitigate this, enable > software IRQ coalescing by default. On my system this increases receive > throughput with iperf3 from 853 MBit/sec to 934 MBit/s, decreases > interrupts from 69489/sec to 2016/sec, and decreases CPU utilization > from 27% (4x Cortex-A53) to 14%. Latency is not affected (as far as I > can tell). > > [...] Here is the summary with links: - [net-next] net: cadence: macb: Enable software IRQ coalescing by default https://git.kernel.org/netdev/net-next/c/d57f7b45945a You are awesome, thank you! -- Deet-doot-dot, I am a bot. https://korg.docs.kernel.org/patchwork/pwbot.html