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 B65F4C433FE for ; Thu, 3 Nov 2022 22:51:32 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230273AbiKCWvb (ORCPT ); Thu, 3 Nov 2022 18:51:31 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:35934 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230165AbiKCWv3 (ORCPT ); Thu, 3 Nov 2022 18:51:29 -0400 Received: from mail-ej1-x629.google.com (mail-ej1-x629.google.com [IPv6:2a00:1450:4864:20::629]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id DE29B1AD; Thu, 3 Nov 2022 15:51:28 -0700 (PDT) Received: by mail-ej1-x629.google.com with SMTP id f5so9135051ejc.5; Thu, 03 Nov 2022 15:51:28 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=in-reply-to:content-disposition:mime-version:references:message-id :subject:cc:to:from:date:from:to:cc:subject:date:message-id:reply-to; bh=kqzQruhXx3eIhPRm5egIBhrBjIecuzW4Kx8QQz0kkR0=; b=Io3euxkxdP5o8qUZ/KC9TfOXd9DCWFqP51ENEK++HcLUVg3+zEXRSwwwqi8ILOqcPh gXQe4bEWguHsZqUgNkM6EdjhasPU+qcANrB56dh1mucwG7YmeyqtBqSSRvlm/xdgjkz0 5thWthTludIVMHfyzRdT6ZCkyWCPF7EGvbmptMZWQXAf3w16xl/LBQs0OjuMjnb54q+f lKeCgt6vgU9SH7jTtI4FQTXuxaYchWNSRC/mf3CUiv5gPL2RMI8EMjEYd54L350edJb2 eiCytOGRnhfCNsBPmxluy/EaVJkn2dWv+cooRR8A/ZEzG/sulH00OhZvj1+siwC/1ArN thjQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=in-reply-to:content-disposition:mime-version:references:message-id :subject:cc:to:from:date:x-gm-message-state:from:to:cc:subject:date :message-id:reply-to; bh=kqzQruhXx3eIhPRm5egIBhrBjIecuzW4Kx8QQz0kkR0=; b=PtGkoZXRIF3fdtI75IPJU5tbb+2rL1taFpYC18vwilWVJDIuwBajG9fN/4gtsQY021 YIVrRw2io6yatQxwrCzlSG8BuVVKnNKbpujxR8UztqJBuBDgc4yfCzQYzk2EwAVJwi1e UT7h8CuSpfQQfZDkYznwkXim4+nWod2KA+OYA1qlXjaXfkECcNPCFTF9IMDPXb5IqX4r g+SoW+eXjGVPnp5Ol9hRH4fhAvi6tloNlRElJw6YQAfdH1V1WZJsptnBw+v7S+a6GUya uzDpvOreyb94Ij0gAkmed5DGolAag2YC58tuiTTIjXXn6TEasJSZ4apmJaGm3nGnZ/DT 56kw== X-Gm-Message-State: ACrzQf2i8WUm/3k/emuCXHzfkkh7Vb9ndddfG4jtwLw+QMvcJfahVHGy FdmtCO5siZkIQ9smh7Yca2U= X-Google-Smtp-Source: AMsMyM6SLGdG3ffYIwmlFqPFRnekSghVric67IB0tkvnIzFVi58SJSl2g7iDWrX3VtmM6/FNw4MmSg== X-Received: by 2002:a17:907:2708:b0:7a6:38d7:5987 with SMTP id w8-20020a170907270800b007a638d75987mr31538019ejk.467.1667515887271; Thu, 03 Nov 2022 15:51:27 -0700 (PDT) Received: from skbuf ([188.27.184.197]) by smtp.gmail.com with ESMTPSA id ev24-20020a056402541800b00459f4974128sm1064372edb.50.2022.11.03.15.51.26 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 03 Nov 2022 15:51:26 -0700 (PDT) Date: Fri, 4 Nov 2022 00:51:24 +0200 From: Vladimir Oltean To: Pranavi Somisetty Cc: davem@davemloft.net, edumazet@google.com, kuba@kernel.org, pabeni@redhat.com, git@amd.com, harini.katakam@amd.com, radhey.shyam.pandey@amd.com, michal.simek@amd.com, linux-kernel@vger.kernel.org, netdev@vger.kernel.org Subject: Re: [RFC PATCH net-next 0/2] Add support for Frame preemption (IEEE Message-ID: <20221103225124.h6nrj2qnypltgqbr@skbuf> References: <20221103113348.17378-1-pranavi.somisetty@amd.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20221103113348.17378-1-pranavi.somisetty@amd.com> Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org Hi Pranavi, On Thu, Nov 03, 2022 at 05:33:46AM -0600, Pranavi Somisetty wrote: > Frame Preemption is one of the core standards of TSN. It enables > low latency trasmission of time-critical frames by allowing them to > interrupt the transmission of other non time-critical traffic. Frame > preemption is only active when the link partner is also capable of it. > This negotiation is done using LLDP as specified by the standard. Open > source lldp utilities and other applications, can make use of > the ioctls and the header being here, to query preemption capabilities > and configure various parameters. > > Pranavi Somisetty (2): > include: uapi: Add new ioctl definitions to support Frame Preemption > include: uapi: Add Frame preemption parameters > > include/uapi/linux/preemption_8023br.h | 30 ++++++++++++++++++++++++++ > include/uapi/linux/sockios.h | 6 ++++++ > net/core/dev_ioctl.c | 6 +++++- > 3 files changed, 41 insertions(+), 1 deletion(-) > create mode 100644 include/uapi/linux/preemption_8023br.h > > -- > 2.36.1 > Have you seen: https://patchwork.kernel.org/project/netdevbpf/cover/20220816222920.1952936-1-vladimir.oltean@nxp.com/