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=-8.4 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,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED,USER_AGENT_SANE_1 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 D0CC9C388F7 for ; Tue, 10 Nov 2020 10:02:52 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id 21591207D3 for ; Tue, 10 Nov 2020 10:02:52 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b="QFu0L5IQ" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 21591207D3 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=redhat.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=owner-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix) id 6635A6B005C; Tue, 10 Nov 2020 05:02:51 -0500 (EST) Received: by kanga.kvack.org (Postfix, from userid 40) id 6132C6B006C; Tue, 10 Nov 2020 05:02:51 -0500 (EST) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 4DB156B006E; Tue, 10 Nov 2020 05:02:51 -0500 (EST) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0159.hostedemail.com [216.40.44.159]) by kanga.kvack.org (Postfix) with ESMTP id 2196A6B005C for ; Tue, 10 Nov 2020 05:02:51 -0500 (EST) Received: from smtpin12.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay03.hostedemail.com (Postfix) with ESMTP id BE9A88249980 for ; Tue, 10 Nov 2020 10:02:50 +0000 (UTC) X-FDA: 77468069700.12.error15_281127a272f4 Received: from filter.hostedemail.com (10.5.16.251.rfc1918.com [10.5.16.251]) by smtpin12.hostedemail.com (Postfix) with ESMTP id 4347D18011E5B for ; Tue, 10 Nov 2020 10:02:40 +0000 (UTC) X-HE-Tag: error15_281127a272f4 X-Filterd-Recvd-Size: 4497 Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [216.205.24.124]) by imf12.hostedemail.com (Postfix) with ESMTP for ; Tue, 10 Nov 2020 10:02:39 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1605002559; 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=yDregu+IjBgmVX/QBgcALAud6U3Yyo4UVoHSI5mURRk=; b=QFu0L5IQlJC4/TOvLbZwncMWuAYLW6kYXxamNXbKk2bUVkNcyrpTbWDz0xDcMi390NwdIO dtt+B9eV9nHZPMsyXhyEc6LpKzMYi59GUB6CozUUQdpCHzXVZCl/s3kduVfLRHzqqtMcQJ gE7OW1FlPAwrjjIWZ0tVABvI6HjK1Ss= 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-457-hfNa44UoMDa7ZaTnX3vi-g-1; Tue, 10 Nov 2020 05:02:35 -0500 X-MC-Unique: hfNa44UoMDa7ZaTnX3vi-g-1 Received: from smtp.corp.redhat.com (int-mx06.intmail.prod.int.phx2.redhat.com [10.5.11.16]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id A5BF1186DD47; Tue, 10 Nov 2020 10:02:29 +0000 (UTC) Received: from [10.36.114.232] (ovpn-114-232.ams2.redhat.com [10.36.114.232]) by smtp.corp.redhat.com (Postfix) with ESMTP id 0A77F5C1C4; Tue, 10 Nov 2020 10:02:19 +0000 (UTC) Subject: Re: [PATCH v7 4/4] arch, mm: make kernel_page_present() always available To: Mike Rapoport , Andrew Morton Cc: Albert Ou , Andy Lutomirski , Benjamin Herrenschmidt , Borislav Petkov , Catalin Marinas , Christian Borntraeger , Christoph Lameter , "David S. Miller" , Dave Hansen , David Rientjes , "Edgecombe, Rick P" , "H. Peter Anvin" , Heiko Carstens , Ingo Molnar , Joonsoo Kim , "Kirill A . Shutemov" , "Kirill A. Shutemov" , Len Brown , Michael Ellerman , Mike Rapoport , Palmer Dabbelt , Paul Mackerras , Paul Walmsley , Pavel Machek , Pekka Enberg , Peter Zijlstra , "Rafael J. Wysocki" , Thomas Gleixner , Vasily Gorbik , Vlastimil Babka , Will Deacon , linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org, linux-pm@vger.kernel.org, linux-riscv@lists.infradead.org, linux-s390@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, sparclinux@vger.kernel.org, x86@kernel.org References: <20201109192128.960-1-rppt@kernel.org> <20201109192128.960-5-rppt@kernel.org> From: David Hildenbrand Organization: Red Hat GmbH Message-ID: <01b18dfb-2650-f70a-8e0a-a062d96e1849@redhat.com> Date: Tue, 10 Nov 2020 11:02:18 +0100 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.6.0 MIME-Version: 1.0 In-Reply-To: <20201109192128.960-5-rppt@kernel.org> Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: en-US Content-Transfer-Encoding: 7bit X-Scanned-By: MIMEDefang 2.79 on 10.5.11.16 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: On 09.11.20 20:21, Mike Rapoport wrote: > From: Mike Rapoport > > For architectures that enable ARCH_HAS_SET_MEMORY having the ability to > verify that a page is mapped in the kernel direct map can be useful > regardless of hibernation. > > Add RISC-V implementation of kernel_page_present(), update its forward > declarations and stubs to be a part of set_memory API and remove ugly > ifdefery in inlcude/linux/mm.h around current declarations of > kernel_page_present(). > > Signed-off-by: Mike Rapoport > Acked-by: Kirill A. Shutemov Acked-by: David Hildenbrand -- Thanks, David / dhildenb