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 X-Spam-Level: X-Spam-Status: No, score=-8.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 3D61CC04FF3 for ; Mon, 24 May 2021 21:24:32 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 12F63610CB for ; Mon, 24 May 2021 21:24:32 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233838AbhEXVZx (ORCPT ); Mon, 24 May 2021 17:25:53 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:41844 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229480AbhEXVZv (ORCPT ); Mon, 24 May 2021 17:25:51 -0400 Received: from mail.monkeyblade.net (shards.monkeyblade.net [IPv6:2620:137:e000::1:9]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 06A04C061574; Mon, 24 May 2021 14:24:22 -0700 (PDT) Received: from localhost (unknown [IPv6:2601:601:9f00:477::3d5]) by mail.monkeyblade.net (Postfix) with ESMTPSA id 528524D2C9938; Mon, 24 May 2021 14:24:20 -0700 (PDT) Date: Mon, 24 May 2021 14:24:16 -0700 (PDT) Message-Id: <20210524.142416.2165023047022388991.davem@davemloft.net> To: gatis@mikrotik.com Cc: chris.snook@gmail.com, kuba@kernel.org, hkallweit1@gmail.com, jesse.brandeburg@intel.com, dchickles@marvell.com, tully@mikrotik.com, eric.dumazet@gmail.com, netdev@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH net-next] atl1c: add 4 RX/TX queue support for Mikrotik 10/25G NIC From: David Miller In-Reply-To: <20210524191115.2760178-1-gatis@mikrotik.com> References: <20210524191115.2760178-1-gatis@mikrotik.com> X-Mailer: Mew version 6.8 on Emacs 27.1 Mime-Version: 1.0 Content-Type: Text/Plain; charset=us-ascii Content-Transfer-Encoding: 7bit X-Greylist: Sender succeeded SMTP AUTH, not delayed by milter-greylist-4.6.2 (mail.monkeyblade.net [0.0.0.0]); Mon, 24 May 2021 14:24:20 -0700 (PDT) Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Gatis Peisenieks Date: Mon, 24 May 2021 22:11:15 +0300 > More RX/TX queues on a network card help spread the CPU load among > cores and achieve higher overall networking performance. The new > Mikrotik 10/25G NIC supports 4 RX and 4 TX queues. TX queues are > treated with equal priority. RX queue balancing is fixed based on > L2/L3/L4 hash. > > This adds support for 4 RX/TX queues while maintaining backwards > compatibility with older hardware. > > Simultaneous TX + RX performance on AMD Threadripper 3960X > with Mikrotik 10/25G NIC improved from 1.6Mpps to 3.2Mpps per port. > > Backwards compatiblitiy was verified with AR8151 and AR8131 based > NICs. > > Signed-off-by: Gatis Peisenieks This does not apply cleanly to net-next, please respin. Thank you.