Received: by 2002:a05:6902:102b:0:0:0:0 with SMTP id x11csp2983742ybt; Mon, 29 Jun 2020 12:06:45 -0700 (PDT) X-Google-Smtp-Source: ABdhPJyYKYmBXT41GQp7c4+R3AMJ8YYJ8pdFSrB/OLPGHxZuW9ZUQF0+DagTLJln9zNc/H8T+XvJ X-Received: by 2002:a17:906:2318:: with SMTP id l24mr16155424eja.291.1593457604892; Mon, 29 Jun 2020 12:06:44 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1593457604; cv=none; d=google.com; s=arc-20160816; b=QFIcYOW17XdSfpdv3aDjYr2S6DDkmxJZaQH8zSuWfKX2UAs2FUGnzUAMcsFGt0NPv8 ItVbZzr95dhMQ5WzYMpngA0glyLjAmeZmhFKIxgRBGxLlMg3FO96PAHCwVaEw5pBoZg1 iT6ZW5wtDtM7YDoTvdk1Xy9fJybTBqyYCxnPVNwXDrF9u9wNuWlcvzRHonqS06VJ103U OXT9+YWAYxcq5s+wWLdQwyphxtbKbIvzCOBjswhBKDG+OqgcHue/+66gHdS4v9qkVSzu amnurhU9vBp70XjSTqRr6OeE1wZY3K4pAFX+o6Fjdb4ArOpFzal0ddhPiUWmrv0X6/k2 30BQ== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:content-transfer-encoding :content-language:in-reply-to:mime-version:user-agent:date :message-id:organization:autocrypt:from:references:cc:to:subject :dkim-signature; bh=tafezFPVKisxFrViNoe9kf9bq7boE8cZG7BjLLxVJOo=; b=CgIIkh/ib6gDqGogvUGs7tUn80cBOIn8Dfze2BkGnTspy8kCQ3QgTn94yXmfVNWNB8 g7LBPpflvQs89qf7E27HwkMTtVhH/CdVEpfnVRJ7D0vMHxeVUHRjykGIOVkJQaKcm8t6 2Ri9ZUktyl7Glb3NN1a1DRhpa2qqvZ9SWnWICN2szSF3RAAldSBo+aIq3tSlthB21mDK LvMh7mMEusimlJmtniuQmGC4r3MFdzbbygq+lHfwAZXZ/GhVBSrH6+l7/5Sv++WHgsL3 orqBrY4/X3a7l2o0wz43MHdXPI4mDaSaQ6y/n/DFnMqrkJSkHWR8QKfd00tTgxF2C8rB uvyg== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@redhat.com header.s=mimecast20190719 header.b=A0IQmMlJ; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=redhat.com Return-Path: Received: from vger.kernel.org (vger.kernel.org. [23.128.96.18]) by mx.google.com with ESMTP id e5si239163edl.520.2020.06.29.12.06.20; Mon, 29 Jun 2020 12:06:44 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; dkim=pass header.i=@redhat.com header.s=mimecast20190719 header.b=A0IQmMlJ; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=redhat.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730283AbgF2TD6 (ORCPT + 99 others); Mon, 29 Jun 2020 15:03:58 -0400 Received: from us-smtp-2.mimecast.com ([205.139.110.61]:51093 "EHLO us-smtp-delivery-1.mimecast.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1730619AbgF2TDz (ORCPT ); Mon, 29 Jun 2020 15:03:55 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1593457433; 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:autocrypt:autocrypt; bh=tafezFPVKisxFrViNoe9kf9bq7boE8cZG7BjLLxVJOo=; b=A0IQmMlJPzSy6qDFK405nzj82PqX0Qw11AON9g14wLbv0KoVXTPZA1bLpeeQDzIoENSBPi PjxqZNQGIf3bzVX81WvSzv7UTQCbUoV5XWZJ19Rq9pC4hHIhDPFtA/DsUNn9V0i5qA5Azw /c1mT1BssOoueaK1mHaqUoSnM4xx5uE= 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-139-gUkfve_3M3qoeuyEa2k3FA-1; Mon, 29 Jun 2020 09:02:38 -0400 X-MC-Unique: gUkfve_3M3qoeuyEa2k3FA-1 Received: from smtp.corp.redhat.com (int-mx05.intmail.prod.int.phx2.redhat.com [10.5.11.15]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id 8C13B1017E01; Mon, 29 Jun 2020 13:02:36 +0000 (UTC) Received: from [10.36.114.157] (ovpn-114-157.ams2.redhat.com [10.36.114.157]) by smtp.corp.redhat.com (Postfix) with ESMTP id CCB009CFF2; Mon, 29 Jun 2020 13:02:32 +0000 (UTC) Subject: Re: [PATCH RFC 2/2] s390/mm: don't set ARCH_KEEP_MEMBLOCK To: Heiko Carstens Cc: linux-kernel@vger.kernel.org, linux-mm@kvack.org, linux-s390@vger.kernel.org, Vasily Gorbik , Christian Borntraeger , Philipp Rudo , Michael Holzheu References: <20200417150151.17239-1-david@redhat.com> <20200417150151.17239-3-david@redhat.com> <20200626163215.GA4268@osiris> <20200629124432.GE4468@osiris> From: David Hildenbrand Autocrypt: addr=david@redhat.com; prefer-encrypt=mutual; keydata= mQINBFXLn5EBEAC+zYvAFJxCBY9Tr1xZgcESmxVNI/0ffzE/ZQOiHJl6mGkmA1R7/uUpiCjJ dBrn+lhhOYjjNefFQou6478faXE6o2AhmebqT4KiQoUQFV4R7y1KMEKoSyy8hQaK1umALTdL QZLQMzNE74ap+GDK0wnacPQFpcG1AE9RMq3aeErY5tujekBS32jfC/7AnH7I0v1v1TbbK3Gp XNeiN4QroO+5qaSr0ID2sz5jtBLRb15RMre27E1ImpaIv2Jw8NJgW0k/D1RyKCwaTsgRdwuK Kx/Y91XuSBdz0uOyU/S8kM1+ag0wvsGlpBVxRR/xw/E8M7TEwuCZQArqqTCmkG6HGcXFT0V9 PXFNNgV5jXMQRwU0O/ztJIQqsE5LsUomE//bLwzj9IVsaQpKDqW6TAPjcdBDPLHvriq7kGjt WhVhdl0qEYB8lkBEU7V2Yb+SYhmhpDrti9Fq1EsmhiHSkxJcGREoMK/63r9WLZYI3+4W2rAc UucZa4OT27U5ZISjNg3Ev0rxU5UH2/pT4wJCfxwocmqaRr6UYmrtZmND89X0KigoFD/XSeVv jwBRNjPAubK9/k5NoRrYqztM9W6sJqrH8+UWZ1Idd/DdmogJh0gNC0+N42Za9yBRURfIdKSb B3JfpUqcWwE7vUaYrHG1nw54pLUoPG6sAA7Mehl3nd4pZUALHwARAQABtCREYXZpZCBIaWxk ZW5icmFuZCA8ZGF2aWRAcmVkaGF0LmNvbT6JAlgEEwEIAEICGwMFCQlmAYAGCwkIBwMCBhUI AgkKCwQWAgMBAh4BAheAFiEEG9nKrXNcTDpGDfzKTd4Q9wD/g1oFAl3pImkCGQEACgkQTd4Q 9wD/g1o+VA//SFvIHUAvul05u6wKv/pIR6aICPdpF9EIgEU448g+7FfDgQwcEny1pbEzAmiw zAXIQ9H0NZh96lcq+yDLtONnXk/bEYWHHUA014A1wqcYNRY8RvY1+eVHb0uu0KYQoXkzvu+s Dncuguk470XPnscL27hs8PgOP6QjG4jt75K2LfZ0eAqTOUCZTJxA8A7E9+XTYuU0hs7QVrWJ jQdFxQbRMrYz7uP8KmTK9/Cnvqehgl4EzyRaZppshruKMeyheBgvgJd5On1wWq4ZUV5PFM4x II3QbD3EJfWbaJMR55jI9dMFa+vK7MFz3rhWOkEx/QR959lfdRSTXdxs8V3zDvChcmRVGN8U Vo93d1YNtWnA9w6oCW1dnDZ4kgQZZSBIjp6iHcA08apzh7DPi08jL7M9UQByeYGr8KuR4i6e RZI6xhlZerUScVzn35ONwOC91VdYiQgjemiVLq1WDDZ3B7DIzUZ4RQTOaIWdtXBWb8zWakt/ ztGhsx0e39Gvt3391O1PgcA7ilhvqrBPemJrlb9xSPPRbaNAW39P8ws/UJnzSJqnHMVxbRZC Am4add/SM+OCP0w3xYss1jy9T+XdZa0lhUvJfLy7tNcjVG/sxkBXOaSC24MFPuwnoC9WvCVQ ZBxouph3kqc4Dt5X1EeXVLeba+466P1fe1rC8MbcwDkoUo65Ag0EVcufkQEQAOfX3n0g0fZz Bgm/S2zF/kxQKCEKP8ID+Vz8sy2GpDvveBq4H2Y34XWsT1zLJdvqPI4af4ZSMxuerWjXbVWb T6d4odQIG0fKx4F8NccDqbgHeZRNajXeeJ3R7gAzvWvQNLz4piHrO/B4tf8svmRBL0ZB5P5A 2uhdwLU3NZuK22zpNn4is87BPWF8HhY0L5fafgDMOqnf4guJVJPYNPhUFzXUbPqOKOkL8ojk CXxkOFHAbjstSK5Ca3fKquY3rdX3DNo+EL7FvAiw1mUtS+5GeYE+RMnDCsVFm/C7kY8c2d0G NWkB9pJM5+mnIoFNxy7YBcldYATVeOHoY4LyaUWNnAvFYWp08dHWfZo9WCiJMuTfgtH9tc75 7QanMVdPt6fDK8UUXIBLQ2TWr/sQKE9xtFuEmoQGlE1l6bGaDnnMLcYu+Asp3kDT0w4zYGsx 5r6XQVRH4+5N6eHZiaeYtFOujp5n+pjBaQK7wUUjDilPQ5QMzIuCL4YjVoylWiBNknvQWBXS lQCWmavOT9sttGQXdPCC5ynI+1ymZC1ORZKANLnRAb0NH/UCzcsstw2TAkFnMEbo9Zu9w7Kv AxBQXWeXhJI9XQssfrf4Gusdqx8nPEpfOqCtbbwJMATbHyqLt7/oz/5deGuwxgb65pWIzufa N7eop7uh+6bezi+rugUI+w6DABEBAAGJAiUEGAECAA8FAlXLn5ECGwwFCQlmAYAACgkQTd4Q 9wD/g1qA6w/+M+ggFv+JdVsz5+ZIc6MSyGUozASX+bmIuPeIecc9UsFRatc91LuJCKMkD9Uv GOcWSeFpLrSGRQ1Z7EMzFVU//qVs6uzhsNk0RYMyS0B6oloW3FpyQ+zOVylFWQCzoyyf227y GW8HnXunJSC+4PtlL2AY4yZjAVAPLK2l6mhgClVXTQ/S7cBoTQKP+jvVJOoYkpnFxWE9pn4t H5QIFk7Ip8TKr5k3fXVWk4lnUi9MTF/5L/mWqdyIO1s7cjharQCstfWCzWrVeVctpVoDfJWp 4LwTuQ5yEM2KcPeElLg5fR7WB2zH97oI6/Ko2DlovmfQqXh9xWozQt0iGy5tWzh6I0JrlcxJ ileZWLccC4XKD1037Hy2FLAjzfoWgwBLA6ULu0exOOdIa58H4PsXtkFPrUF980EEibUp0zFz GotRVekFAceUaRvAj7dh76cToeZkfsjAvBVb4COXuhgX6N4pofgNkW2AtgYu1nUsPAo+NftU CxrhjHtLn4QEBpkbErnXQyMjHpIatlYGutVMS91XTQXYydCh5crMPs7hYVsvnmGHIaB9ZMfB njnuI31KBiLUks+paRkHQlFcgS2N3gkRBzH7xSZ+t7Re3jvXdXEzKBbQ+dC3lpJB0wPnyMcX FOTT3aZT7IgePkt5iC/BKBk3hqKteTnJFeVIT7EC+a6YUFg= Organization: Red Hat GmbH Message-ID: <1d9b431a-58cb-8b5f-cb3f-5656a3032e34@redhat.com> Date: Mon, 29 Jun 2020 15:02:30 +0200 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.8.0 MIME-Version: 1.0 In-Reply-To: <20200629124432.GE4468@osiris> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 8bit X-Scanned-By: MIMEDefang 2.79 on 10.5.11.15 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 29.06.20 14:44, Heiko Carstens wrote: > On Fri, Jun 26, 2020 at 06:32:15PM +0200, Heiko Carstens wrote: >> On Fri, Apr 17, 2020 at 05:01:51PM +0200, David Hildenbrand wrote: >>> Commit 50be63450728 ("s390/mm: Convert bootmem to memblock") mentions >>> "The original bootmem allocator is getting replaced by memblock. To >>> cover the needs of the s390 kdump implementation the physical >>> memory list is used." >>> >>> zcore was converted to use resources instead of memblocks. >>> memblock_discard() will *not* mess with "physmem", only with "memory" and >>> "reserved" memblocks. So, that data will stay after early boot, to be >>> used in arch/s390/kernel/crash_dump.c to create the ELF header from >>> inside the 2nd (a.k.a. dumping) kernel. >>> >>> We no longer need ARCH_KEEP_MEMBLOCK. >>> >>> Cc: Heiko Carstens >>> Cc: Vasily Gorbik >>> Cc: Christian Borntraeger >>> Cc: Philipp Rudo >>> Cc: Michael Holzheu >>> Signed-off-by: David Hildenbrand >>> --- >>> arch/s390/Kconfig | 1 - >>> 1 file changed, 1 deletion(-) >> >> Applied, thanks! > > Hmm, this triggers: Ah, I see, will have a look. Weird I didn't notice that ... Thanks! -- Thanks, David / dhildenb