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 4EF1C7FD for ; Fri, 12 May 2023 01:10:22 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPS id DE671C433AA; Fri, 12 May 2023 01:10:21 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1683853821; bh=KiHFanH/JboXV27bY1pLsYXosGoxMWgCv9S/LB2f0YM=; h=Subject:From:Date:References:In-Reply-To:To:Cc:From; b=mLP4wNfeVwsHQztqh9NAAGwjmd4zEiseKmizNEfJ4IWP0hhx1QHF+AMt3NK2HAYGo 0y2FzDl3h7MFVzuZKeCJEOlP9o6yUeoRH/MWErFhINpjvVcgnd1RBcb/JhCAMNnfkw XjRcfUHuUlWZOSb1we8hSa4yVl8inxXUxhZ3qrlOBISTWIixTGCrO+lOM+A91ZqhIl /a+aQrPwXMbtAjaNvbPrO661U3dDIslPQoIOSRILrsH9FHS8QZJYg3t7XbyH6zGTcf X6097rWvgwXwNdjJfz69LpkJAVdRkIqXQ3m0Y0uIvP3ZBo0ZU07Y6C+5M7xlILLhPm XhM3gkC6wJqYw== 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 C9EC6E49F61; Fri, 12 May 2023 01:10:21 +0000 (UTC) Content-Type: text/plain; charset="utf-8" Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Subject: Re: [PATCH net-next] net: enc28j60: Use threaded interrupt instead of workqueue From: patchwork-bot+netdevbpf@kernel.org Message-Id: <168385382182.13567.17908827053703617655.git-patchwork-notify@kernel.org> Date: Fri, 12 May 2023 01:10:21 +0000 References: <342380d989ce26bc49f0e5d45fbb0416a5f7809f.1683606193.git.lukas@wunner.de> In-Reply-To: <342380d989ce26bc49f0e5d45fbb0416a5f7809f.1683606193.git.lukas@wunner.de> To: Lukas Wunner Cc: davem@davemloft.net, edumazet@google.com, kuba@kernel.org, pabeni@redhat.com, netdev@vger.kernel.org, p.rosenberger@kunbus.com, hanzhi09@gmail.com Hello: This patch was applied to netdev/net-next.git (main) by Jakub Kicinski : On Tue, 9 May 2023 06:28:56 +0200 you wrote: > From: Philipp Rosenberger > > The Microchip ENC28J60 SPI Ethernet driver schedules a work item from > the interrupt handler because accesses to the SPI bus may sleep. > > On PREEMPT_RT (which forces interrupt handling into threads) this > old-fashioned approach unnecessarily increases latency because an > interrupt results in first waking the interrupt thread, then scheduling > the work item. So, a double indirection to handle an interrupt. > > [...] Here is the summary with links: - [net-next] net: enc28j60: Use threaded interrupt instead of workqueue https://git.kernel.org/netdev/net-next/c/995585ecdf42 You are awesome, thank you! -- Deet-doot-dot, I am a bot. https://korg.docs.kernel.org/patchwork/pwbot.html