Received: by 2002:a05:6a10:144:0:0:0:0 with SMTP id 4csp181121pxw; Fri, 8 Apr 2022 04:56:19 -0700 (PDT) X-Google-Smtp-Source: ABdhPJw+F7k2I89NP49GmA1NfQJYJVWeOQotCQz3Yfd50nELPb55KC/RD/O6FXfr7eRMnQbqhrOT X-Received: by 2002:a17:906:2a0c:b0:6df:ec76:af8c with SMTP id j12-20020a1709062a0c00b006dfec76af8cmr17763686eje.269.1649418979485; Fri, 08 Apr 2022 04:56:19 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1649418979; cv=none; d=google.com; s=arc-20160816; b=csh7aXyamzDOlZez5eGLNsTOJgm6rJnNj8Z+XBteQWr1iQoP3gDR85NlhZ+UIStZre lS9XBZLCuaS0rwQs9xuBfDKQrh/YlVNe9mq0NfwNtMo9E5L5aV/NTqt+VI8GpZ+GI4li 7g4gJYCCZhTQD4sovJMr773JEUrgbmswI+40EIczm5VcNitjoypujwQ29rxEVGUVu7pi Kov8csQCeCtPHzQsXSUo/g+yqEuFPX+CDSBiJhXCEw45TAqoG4Y0mWJYxczlO481ZHmO fW9ahpWizJ1kmc87h48jXPIoDnBVGl2sAwCX3h2yne1VFE9ZRlLwBt85UHbcXneRk3SG QCYw== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:in-reply-to:content-disposition:mime-version :references:message-id:subject:cc:to:from:date; bh=Ce8KIzVNMlpKz/9rYaw9n2Hf8974/4dML9FaZtMm7Vk=; b=NLvLCNV5Q81V/hAHNStCkk8RQTvaesP1k1XXzP1XLqUk6xcGq5FXZ0b9ls9LKzRpQ4 3vD4ROlZBbk87zud1l/RS92pLn0sVCGdOHoXP4CvEjJBeTqaGlAN3OVTsMOFXsGpQj4W AXMUpu9ofPeY9xmMIC4Mhk4lUdf7XGleFbdvbxDBcFo4nw/EHw4SllPi/ELmuUo+Mk0k AbLjeFiQwYYpVy4bfre5kvzCxlTeMRgZTffWpKlJCLVO/070IKL8kKNbgJDyNbAReXxE 3YsMzo+LWUXq6mslfJYPirSK9goERRne+5iXq52wCuR0u7ONjJ/gXTfTBh6wclMAvp96 VJig== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=arm.com Return-Path: Received: from out1.vger.email (out1.vger.email. [2620:137:e000::1:20]) by mx.google.com with ESMTP id l8-20020a056402124800b0041d149bb3d7si583574edw.620.2022.04.08.04.55.54; Fri, 08 Apr 2022 04:56:19 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=arm.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233999AbiDHKAy (ORCPT + 99 others); Fri, 8 Apr 2022 06:00:54 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:40690 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233984AbiDHKAq (ORCPT ); Fri, 8 Apr 2022 06:00:46 -0400 Received: from ams.source.kernel.org (ams.source.kernel.org [IPv6:2604:1380:4601:e00::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 34186167FB9; Fri, 8 Apr 2022 02:58:42 -0700 (PDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ams.source.kernel.org (Postfix) with ESMTPS id ABA0EB82A1B; Fri, 8 Apr 2022 09:58:40 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id A7ABAC385A3; Fri, 8 Apr 2022 09:58:37 +0000 (UTC) Date: Fri, 8 Apr 2022 10:58:34 +0100 From: Catalin Marinas To: Anshuman Khandual Cc: linux-mm@kvack.org, akpm@linux-foundation.org, Christoph Hellwig , linuxppc-dev@lists.ozlabs.org, linux-arm-kernel@lists.infradead.org, sparclinux@vger.kernel.org, linux-arch@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH V4 1/7] mm/mmap: Add new config ARCH_HAS_VM_GET_PAGE_PROT Message-ID: References: <20220407103251.1209606-1-anshuman.khandual@arm.com> <20220407103251.1209606-2-anshuman.khandual@arm.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20220407103251.1209606-2-anshuman.khandual@arm.com> X-Spam-Status: No, score=-6.7 required=5.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,RCVD_IN_DNSWL_HI,SPF_HELO_NONE,SPF_PASS, T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Thu, Apr 07, 2022 at 04:02:45PM +0530, Anshuman Khandual wrote: > Add a new config ARCH_HAS_VM_GET_PAGE_PROT, which when subscribed enables a > given platform to define its own vm_get_page_prot() but still utilizing the > generic protection_map[] array. > > Cc: Andrew Morton > Cc: linux-mm@kvack.org > Cc: linux-kernel@vger.kernel.org > Suggested-by: Christoph Hellwig > Signed-off-by: Anshuman Khandual Reviewed-by: Catalin Marinas