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=-7.7 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,NICE_REPLY_A,SPF_HELO_NONE,SPF_PASS,USER_AGENT_SANE_1 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 9170BC433DB for ; Thu, 25 Feb 2021 17:25:15 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 4105064F1F for ; Thu, 25 Feb 2021 17:25:15 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232164AbhBYRZI (ORCPT ); Thu, 25 Feb 2021 12:25:08 -0500 Received: from us-smtp-delivery-124.mimecast.com ([216.205.24.124]:48104 "EHLO us-smtp-delivery-124.mimecast.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229561AbhBYRZE (ORCPT ); Thu, 25 Feb 2021 12:25:04 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1614273817; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=uQvQXiSXUcQBP00bQ8yjoMaRgmaZ9xX5MhFh8znqtjI=; b=MPWTzdfbhTfR1Y352qLjKwMaRxnAg4TFfLsgph+d6eQV0Pj/2rNn26hR/Tf0EUclxGcUBN YsFw/y/3sLxfcapgzZZJ1N4AdsXJw4S1JK6Q9vG1mmgvveAVPE451+R9UixNFzL73egVQt iBXOWoZ5sv59kJbWHQEsFK4s0GveZO0= Received: from mimecast-mx01.redhat.com (mimecast-mx01.redhat.com [209.132.183.4]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-213-q9qyAeirNUCTGppSnwk_eQ-1; Thu, 25 Feb 2021 12:23:32 -0500 X-MC-Unique: q9qyAeirNUCTGppSnwk_eQ-1 Received: from smtp.corp.redhat.com (int-mx02.intmail.prod.int.phx2.redhat.com [10.5.11.12]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id C754179EC0; Thu, 25 Feb 2021 17:23:29 +0000 (UTC) Received: from [10.36.114.58] (ovpn-114-58.ams2.redhat.com [10.36.114.58]) by smtp.corp.redhat.com (Postfix) with ESMTP id 79BED60BE5; Thu, 25 Feb 2021 17:23:25 +0000 (UTC) To: George Kennedy , Mike Rapoport Cc: Andrey Konovalov , Andrew Morton , Catalin Marinas , Vincenzo Frascino , Dmitry Vyukov , Konrad Rzeszutek Wilk , Will Deacon , Andrey Ryabinin , Alexander Potapenko , Marco Elver , Peter Collingbourne , Evgenii Stepanov , Branislav Rankov , Kevin Brodsky , Christoph Hellwig , kasan-dev , Linux ARM , Linux Memory Management List , LKML , Dhaval Giani References: <20210223200914.GH1741768@linux.ibm.com> <20210223213237.GI1741768@linux.ibm.com> <450a9895-a2b4-d11b-97ca-1bd33d5308d4@oracle.com> <20210224103754.GA1854360@linux.ibm.com> <9b7251d1-7b90-db4f-fa5e-80165e1cbb4b@oracle.com> <20210225085300.GB1854360@linux.ibm.com> <9973d0e2-e28b-3f8a-5f5d-9d142080d141@oracle.com> <20210225145700.GC1854360@linux.ibm.com> <20210225160706.GD1854360@linux.ibm.com> From: David Hildenbrand Organization: Red Hat GmbH Subject: Re: [PATCH] mm, kasan: don't poison boot memory Message-ID: <24e43280-1442-3c4e-aa57-ac84b987aa58@redhat.com> Date: Thu, 25 Feb 2021 18:23:24 +0100 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Thunderbird/78.7.0 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: en-US Content-Transfer-Encoding: 8bit X-Scanned-By: MIMEDefang 2.79 on 10.5.11.12 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 25.02.21 17:31, George Kennedy wrote: > : rsdp_address=bfbfa014 > [    0.066612] ACPI: RSDP 0x00000000BFBFA014 000024 (v02 BOCHS ) > [    0.067759] ACPI: XSDT 0x00000000BFBF90E8 00004C (v01 BOCHS BXPCFACP > 00000001      01000013) > [    0.069470] ACPI: FACP 0x00000000BFBF5000 000074 (v01 BOCHS BXPCFACP > 00000001 BXPC 00000001) > [    0.071183] ACPI: DSDT 0x00000000BFBF6000 00238D (v01 BOCHS BXPCDSDT > 00000001 BXPC 00000001) > [    0.072876] ACPI: FACS 0x00000000BFBFD000 000040 > [    0.073806] ACPI: APIC 0x00000000BFBF4000 000090 (v01 BOCHS BXPCAPIC > 00000001 BXPC 00000001) > [    0.075501] ACPI: HPET 0x00000000BFBF3000 000038 (v01 BOCHS BXPCHPET > 00000001 BXPC 00000001) > [    0.077194] ACPI: BGRT 0x00000000BE49B000 000038 (v01 INTEL EDK2 > 00000002      01000013) > [    0.078880] ACPI: iBFT 0x00000000BE453000 000800 (v01 BOCHS BXPCFACP > 00000000      00000000) Can you explore the relevant area using the page-flags tools (located in Linux src code located in tools/vm/page-flags.c) ./page-types -L -r -a 0xbe490,0xbe4a0 -- Thanks, David / dhildenb