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=-4.6 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS autolearn=no 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 BCB05C4741F for ; Wed, 30 Sep 2020 16:31:34 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 79C3320789 for ; Wed, 30 Sep 2020 16:31:34 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1601483494; bh=17Hn8hunUNPsI/Ri//wOwZHoYL5wJOoQnIZ5rll1kes=; h=Date:From:To:Cc:Subject:In-Reply-To:References:List-ID:From; b=ZVKTrJfMt039HHgojr7wKAMEjFyVqiO2/zfeU5MoNwOarKnh82ocQvW0/piiAf7uA k4ihV5VTJpIKhiSnQQfJhBh/f6zq4pCObHNtkzZLdvnCMHgMBORKyrVByhV8kjJQ8M 7/NG65qp1Fp/fphZCJGaf0TizrOnUliooWCMW7I8= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730946AbgI3Qbd (ORCPT ); Wed, 30 Sep 2020 12:31:33 -0400 Received: from mail.kernel.org ([198.145.29.99]:57842 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725355AbgI3Qbd (ORCPT ); Wed, 30 Sep 2020 12:31:33 -0400 Received: from kicinski-fedora-pc1c0hjn.dhcp.thefacebook.com (unknown [163.114.132.7]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id A01622072E; Wed, 30 Sep 2020 16:31:32 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1601483493; bh=17Hn8hunUNPsI/Ri//wOwZHoYL5wJOoQnIZ5rll1kes=; h=Date:From:To:Cc:Subject:In-Reply-To:References:From; b=TKuDWCATDWTXUyc7HZrTUesf4kCW/GGl0lCPMPLvRimAHv2RlTP40FIkxTtZeP95d FU13AAss/8Zd7BZXb8dCJxA/518G1oxu4i8oPz1QE2RgikFop5qDW37ZIxPzbDrsJF c32gBNQHo431laHIaH0yaRcaDmYUDev4mKBMPr7w= Date: Wed, 30 Sep 2020 09:31:30 -0700 From: Jakub Kicinski To: Lorenzo Bianconi Cc: netdev@vger.kernel.org, bpf@vger.kernel.org, davem@davemloft.net, sameehj@amazon.com, john.fastabend@gmail.com, daniel@iogearbox.net, ast@kernel.org, shayagr@amazon.com, brouer@redhat.com, echaudro@redhat.com, lorenzo.bianconi@redhat.com, dsahern@kernel.org Subject: Re: [PATCH v3 net-next 00/12] mvneta: introduce XDP multi-buffer support Message-ID: <20200930093130.3c589423@kicinski-fedora-pc1c0hjn.dhcp.thefacebook.com> In-Reply-To: References: MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: bpf@vger.kernel.org On Wed, 30 Sep 2020 17:41:51 +0200 Lorenzo Bianconi wrote: > This series introduce XDP multi-buffer support. The mvneta driver is > the first to support these new "non-linear" xdp_{buff,frame}. Reviewers > please focus on how these new types of xdp_{buff,frame} packets > traverse the different layers and the layout design. It is on purpose > that BPF-helpers are kept simple, as we don't want to expose the > internal layout to allow later changes. This does not apply cleanly to net-next =F0=9F=A4=94