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=-1.0 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_PASS autolearn=ham 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 7AB7BC43381 for ; Fri, 29 Mar 2019 09:57:47 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 3F54D20811 for ; Fri, 29 Mar 2019 09:57:47 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728918AbfC2J5p convert rfc822-to-8bit (ORCPT ); Fri, 29 Mar 2019 05:57:45 -0400 Received: from tyo162.gate.nec.co.jp ([114.179.232.162]:52356 "EHLO tyo162.gate.nec.co.jp" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728808AbfC2J5p (ORCPT ); Fri, 29 Mar 2019 05:57:45 -0400 Received: from mailgate01.nec.co.jp ([114.179.233.122]) by tyo162.gate.nec.co.jp (8.15.1/8.15.1) with ESMTPS id x2T9vQEE017524 (version=TLSv1.2 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=NO); Fri, 29 Mar 2019 18:57:26 +0900 Received: from mailsv01.nec.co.jp (mailgate-v.nec.co.jp [10.204.236.94]) by mailgate01.nec.co.jp (8.15.1/8.15.1) with ESMTP id x2T9vQf0023958; Fri, 29 Mar 2019 18:57:26 +0900 Received: from mail01b.kamome.nec.co.jp (mail01b.kamome.nec.co.jp [10.25.43.2]) by mailsv01.nec.co.jp (8.15.1/8.15.1) with ESMTP id x2T9teEO007998; Fri, 29 Mar 2019 18:57:26 +0900 Received: from bpxc99gp.gisp.nec.co.jp ([10.38.151.137] [10.38.151.137]) by mail02.kamome.nec.co.jp with ESMTP id BT-MMP-3819778; Fri, 29 Mar 2019 18:56:54 +0900 Received: from BPXM12GP.gisp.nec.co.jp ([10.38.151.204]) by BPXC09GP.gisp.nec.co.jp ([10.38.151.137]) with mapi id 14.03.0319.002; Fri, 29 Mar 2019 18:56:53 +0900 From: Junichi Nomura To: Chao Fan CC: Borislav Petkov , "bhe@redhat.com" , "Dave Young" , "kasong@redhat.com" , "x86@kernel.org" , "kexec@lists.infradead.org" , "linux-kernel@vger.kernel.org" Subject: Re: [PATCH v2] x86/boot: Use EFI setup data if provided Thread-Topic: [PATCH v2] x86/boot: Use EFI setup data if provided Thread-Index: AQHU5R0gSF49+PGwf02T2oxnk4CVXaYgAhGAgAAQvICAAIi3AIAAvAQAgABdKwCAAAdoAIAAAt2AgAAF2ACAAAH/gIAAA4+A Date: Fri, 29 Mar 2019 09:56:53 +0000 Message-ID: <71880195-70ae-13e9-08c6-364c157c9ab1@ce.jp.nec.com> References: <20190327014852.GA3659@MiWiFi-R3L-srv> <73322ba9-e436-68db-7863-afd31607d969@ce.jp.nec.com> <20190328064343.GA1877@MiWiFi-R3L-srv> <20190328074337.GA9470@jeru.linux.bs1.fc.nec.co.jp> <20190328155256.GP22720@zn.tnic> <0263068e-f2d0-1101-0438-0f570f0b38e7@ce.jp.nec.com> <20190329083920.GA21152@zn.tnic> <20190329090550.GI4234@localhost.localdomain> <20190329091605.GB21152@zn.tnic> <20190329094409.GM4234@localhost.localdomain> In-Reply-To: <20190329094409.GM4234@localhost.localdomain> Accept-Language: en-US, ja-JP Content-Language: ja-JP X-MS-Has-Attach: X-MS-TNEF-Correlator: x-originating-ip: [10.34.125.85] Content-Type: text/plain; charset="iso-2022-jp" Content-ID: Content-Transfer-Encoding: 8BIT MIME-Version: 1.0 X-TM-AS-MML: disable Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 3/29/19 6:44 PM, Chao Fan wrote: > But in my qemu guest, they are different and the address of ACPI20 is > higher than ACPI 1.0: > [root@localhost ~]# cat /sys/firmware/efi/systab > ACPI20=0xbfbfa014 > ACPI=0xbfbfa000 > SMBIOS=0xbfbcc000 > > In this condition, ACPI 1.0 comes before ACPI 2.0. So I suggested you > to keep this logical. Thank you for the information. The proposed patch keeps the logic and should work fine on that case as well. -- Jun'ichi Nomura, NEC Corporation / NEC Solution Innovators, Ltd.