From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: <thomas@monjalon.net> Received: from out3-smtp.messagingengine.com (out3-smtp.messagingengine.com [66.111.4.27]) by dpdk.org (Postfix) with ESMTP id A0F8F4F9C for <dev@dpdk.org>; Sun, 28 Oct 2018 19:22:55 +0100 (CET) Received: from compute1.internal (compute1.nyi.internal [10.202.2.41]) by mailout.nyi.internal (Postfix) with ESMTP id 3D04D21F1A; Sun, 28 Oct 2018 14:22:55 -0400 (EDT) Received: from mailfrontend2 ([10.202.2.163]) by compute1.internal (MEProxy); Sun, 28 Oct 2018 14:22:55 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=monjalon.net; h= from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding:content-type; s=mesmtp; bh=bgFFQgFdgQXch5N8ALjXc2VapQ2FZ3dzU8BkatypAo4=; b=i/HkXNgE1TKJ 7O0vbq3MTDFYfpmjInsY9dtjeXrxNU/v7Uu7X3ru8wZLqRIkzvbbYN4O9J32j7Ts btjLWM3ZxydnG8jabjWTJJNwS5rrj3Yka+qY2xd9WIP0wqXslreNHhljvK02JWrt cKES4ZB9Q4regOgsoJPKsMi18FddUXk= DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d= messagingengine.com; h=cc:content-transfer-encoding:content-type :date:from:in-reply-to:message-id:mime-version:references :subject:to:x-me-proxy:x-me-proxy:x-me-sender:x-me-sender :x-sasl-enc; s=fm1; bh=bgFFQgFdgQXch5N8ALjXc2VapQ2FZ3dzU8BkatypA o4=; b=dWwjJST8zb38Jyi3Of+TxtQzTtgC8PpI1LB9adsIr2NWHwLLpOFoeu+8O H7TSJ4D1Bv2Mk4/62XOEEwmiKifHJZYgcGdTH59sSzGV7JFxECPV6SE6SGvl/62r THxIrlPt0UH6X/0ZYa1fqp7r1DEsOHmC92OOcqvySKPPF4si6KYg6LVJMklcteuN YgnC5y1H5bs88GwvsGfoypNOD1tEf6NIvI7YYlaZbxtbdH79JPHMSXZiRktArFK1 6wcAcxxFEVzxwwducNPouOPQqiH6019mS9BdPTdj/P6wlIVHy0c+0N3d7eaTvF2H iTN/PRXudfaoS8H3pRj0aHGMHCiVA== X-ME-Sender: <xms:fv7VW7XY6FUjXzVN_ESvmlKRiQE1RM2NnA_w7Gq9YAHxoheV9V0NUw> X-ME-Proxy: <xmx:fv7VW_bg17QVy15uouRcSxJTFlALm4O1dmZyQpgaYjBVFQgtSk3Bcg> <xmx:fv7VW3PaiSlEd2NxNZva93HrLKQHZFKFA0k9PQhHzz2JKbR6FEkb2Q> <xmx:fv7VWzQGy0ME3rmgZGCajRfcYXh6A7D41ycN_eJ5voktAD5FkRy5xQ> <xmx:fv7VW65gI7BqguzDcfiuC-Y1m3O0QKurOtdTFKwDuBDOpLgR39q0mA> <xmx:fv7VW-YlEHd9cKIqmPQLd4UN_cEuUkIdYpLapCVWLKQMIAAbuQQ5Bg> <xmx:f_7VW1YT37Dbnx1-sKb8-2PAqMrc1SWsTuJeYxwSVGFAoGpNLq148w> Received: from xps.localnet (184.203.134.77.rev.sfr.net [77.134.203.184]) by mail.messagingengine.com (Postfix) with ESMTPA id CDE30102DD; Sun, 28 Oct 2018 14:22:53 -0400 (EDT) From: Thomas Monjalon <thomas@monjalon.net> To: Drocula <quzeyao@gmail.com>, anatoly.burakov@intel.com, stephen@networkplumber.org, alejandro.lucero@netronome.com Cc: dev@dpdk.org Date: Sun, 28 Oct 2018 19:22:58 +0100 Message-ID: <6478965.gRfG50N2Qn@xps> In-Reply-To: <1534165068-23161-1-git-send-email-quzeyao@gmail.com> References: <1533494497-16253-1-git-send-email-quzeyao@gmail.com> <1534165068-23161-1-git-send-email-quzeyao@gmail.com> MIME-Version: 1.0 Content-Transfer-Encoding: 7Bit Content-Type: text/plain; charset="us-ascii" Subject: Re: [dpdk-dev] [PATCH v2] bus/pci: check if 5-level paging is enabled when testing IOMMU address width X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: DPDK patches and discussions <dev.dpdk.org> List-Unsubscribe: <https://mails.dpdk.org/options/dev>, <mailto:dev-request@dpdk.org?subject=unsubscribe> List-Archive: <http://mails.dpdk.org/archives/dev/> List-Post: <mailto:dev@dpdk.org> List-Help: <mailto:dev-request@dpdk.org?subject=help> List-Subscribe: <https://mails.dpdk.org/listinfo/dev>, <mailto:dev-request@dpdk.org?subject=subscribe> X-List-Received-Date: Sun, 28 Oct 2018 18:22:55 -0000 Any review please? It may require some change after Alejandro patches. 13/08/2018 14:57, Drocula: > The kernel version 4.14 released with the support of 5-level paging. > When PML5 enabled, user-space virtual addresses uses up to 56 bits. > see kernel's Documentation/x86/x86_64/mm.txt. > > Signed-off-by: ZY Qiu <quzeyao@gmail.com> You used a different name in another patch. Which one should be used?