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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id D438BCD343F for ; Fri, 15 May 2026 22:46:01 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Transfer-Encoding: Content-Type:MIME-Version:References:In-Reply-To:Message-ID:Subject:Cc:To: From:Date:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=xI2ig96b/BTjapm4gylE7Y2++ydrNNWtVFR1HBfi2sY=; b=dkrD2TyDjU2QevFcdmdLvz/aZ4 gAA3aQlVv1iuMw/8eHEQcIcT7AdiriYWk0OOUOAfr1bi/8yX8iLyrlIBgKN7dQfvYKVTEj9ArXFW8 gxM00ESBu+z7bkKkyPsspOcuCZs67Uhh/OOo1grh4q8ViRMm5/RI1/W6BcnekhcQG8Xn2IVVToGFO 8AyctJOdaTdD5M8FQp+8ahXylegfZJQdnJMUlShF0rkQ4vEuyO0ZIiJtS6oiDbrvg8rsE9/iXvyVG ByrqeVCUxvU6JXv1V1fsGdc3LlVRsh/W5zl2v3nRfA1C8VU9g0KX+bc24foHXuN2GnI99Bdq4wPGG MFV/Zgew==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.99.1 #2 (Red Hat Linux)) id 1wO1I2-00000009evV-0wh5; Fri, 15 May 2026 22:45:54 +0000 Received: from sea.source.kernel.org ([172.234.252.31]) by bombadil.infradead.org with esmtps (Exim 4.99.1 #2 (Red Hat Linux)) id 1wO1I0-00000009euo-1UiF; Fri, 15 May 2026 22:45:53 +0000 Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by sea.source.kernel.org (Postfix) with ESMTP id 35B3B40874; Fri, 15 May 2026 22:45:51 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 5C7ADC2BCB0; Fri, 15 May 2026 22:45:50 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1778885151; bh=uIau35s5bIEmw6EC+X8vEmauWXOWouZDyj8O9Ysx4Hk=; h=Date:From:To:Cc:Subject:In-Reply-To:References:From; b=YD35XbkdraLWjjJF2eEmG679oOXznOFhFTUbO22eWOAv+RcE5jaOG88AVtGZOTRMP IhCEyRF9n/eGWG+qyLbiD0vYaR7gMD5pEJSeUmt1O+iOsUYbnR8gBcOd1Stg1YSHmX yXRFgoyiaN9FNSW9lkkzqTDFxtCsFfry5wd1kVoD4vmuoFTgCDfkOk5vGYCj8V9Ht9 mlE4X8XB3A/vrs4eyC5cNlE+FO2XSou29VPAn5fK5SLMop6FAPudTzfpUytVaRUhTn Ohf8V7fQu3HNerYfEzmlmEN81nbzdExymFP3urjmBU6fjeihQT8UK9JT9HnIAykGqk hHuzNg0wjETRQ== Date: Fri, 15 May 2026 15:45:49 -0700 From: Jakub Kicinski To: "Frank Wunderlich" Cc: "Mason Chang" , "AngeloGioacchino Del Regno" , netdev@vger.kernel.org, "Russell King" , linux-kernel@vger.kernel.org, "Andrew Lunn" , "Eric Dumazet" , linux-mediatek@lists.infradead.org, "Daniel Golle" , "Matthias Brugger" , "Paolo Abeni" , "Lorenzo Bianconi" , "David S. Miller" , linux-arm-kernel@lists.infradead.org, "Felix Fietkau" , "Frank Wunderlich" Subject: Re: [net-next v8 2/3] net: ethernet: mtk_eth_soc: Add RSS support Message-ID: <20260515154549.307a61cd@kernel.org> In-Reply-To: <935a73a6e458b2d4fed2e59192e725483ca62126@linux.dev> References: <20260509190938.169290-1-linux@fw-web.de> <20260509190938.169290-3-linux@fw-web.de> <20260513185625.48e69837@kernel.org> <935a73a6e458b2d4fed2e59192e725483ca62126@linux.dev> MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.9.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260515_154552_427887_250E896D X-CRM114-Status: GOOD ( 11.68 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Fri, 15 May 2026 11:13:05 +0000 Frank Wunderlich wrote: > > > We can adjust SMP affinity with the following command: > > > echo [CPU bitmap num] > /proc/irq/[virtual IRQ ID]/smp_affinity, > > > with interrupts evenly assigned to 4 CPUs, we were able to measure > > > an RX throughput of 7.3Gbps using iperf3 on the MT7988. Further > > > optimizations will be carried out in the future. > > > > > Would be great to split this up a little more for ease of review. > > you mean splitting the code into more separate patches or the commit description? The code, seemed like it should at the very least be split into multi-queue/napi support (mostly driver changes) vs RSS programming and config.