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=-2.3 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_PASS,USER_AGENT_MUTT 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 6EF45C5ACCC for ; Thu, 18 Oct 2018 05:56:50 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 307E02145D for ; Thu, 18 Oct 2018 05:56:50 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 307E02145D Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=redhat.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727521AbeJRN4I (ORCPT ); Thu, 18 Oct 2018 09:56:08 -0400 Received: from mx1.redhat.com ([209.132.183.28]:42780 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727328AbeJRN4H (ORCPT ); Thu, 18 Oct 2018 09:56:07 -0400 Received: from smtp.corp.redhat.com (int-mx03.intmail.prod.int.phx2.redhat.com [10.5.11.13]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id A55B989E3; Thu, 18 Oct 2018 05:56:48 +0000 (UTC) Received: from localhost (ovpn-8-26.pek2.redhat.com [10.72.8.26]) by smtp.corp.redhat.com (Postfix) with ESMTPS id E7644608E0; Thu, 18 Oct 2018 05:56:47 +0000 (UTC) Date: Thu, 18 Oct 2018 13:56:44 +0800 From: Baoquan He To: Chao Fan Cc: linux-kernel@vger.kernel.org, x86@kernel.org, linux-efi@vger.kernel.org, linux-acpi@vger.kernel.org, bp@alien8.de, tglx@linutronix.de, mingo@redhat.com, hpa@zytor.com, keescook@chromium.org, msys.mizuma@gmail.com, indou.takao@jp.fujitsu.com, caoj.fnst@cn.fujitsu.com Subject: Re: [PATCH v9 3/8] x86/boot: Add efi_get_rsdp_addr() to dig out RSDP from EFI table Message-ID: <20181018055644.GG1885@192.168.1.4> References: <20181017102012.872-1-fanc.fnst@cn.fujitsu.com> <20181017102012.872-4-fanc.fnst@cn.fujitsu.com> <20181018043539.GF1885@192.168.1.4> <20181018055403.GE12871@localhost.localdomain> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20181018055403.GE12871@localhost.localdomain> User-Agent: Mutt/1.9.1 (2017-09-22) X-Scanned-By: MIMEDefang 2.79 on 10.5.11.13 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.39]); Thu, 18 Oct 2018 05:56:48 +0000 (UTC) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 10/18/18 at 01:54pm, Chao Fan wrote: > On Thu, Oct 18, 2018 at 12:35:39PM +0800, Baoquan He wrote: > >On 10/17/18 at 06:20pm, Chao Fan wrote: > >> There is a bug that kaslr may randomly choose some positions > >> which are located in movable memory regions. This will break memory > >> hotplug feature and make the movable memory chosen by KASLR can't be > >> removed. So dig SRAT table from ACPI tables to get memory information. > > > >This patch is only adding a function efi_get_rsdp_addr() which will be > >used in later patch. Do we need to describe bug here? > > Yes, it's the first mail of this serial, so I add more log. patch 3/8?