From mboxrd@z Thu Jan 1 00:00:00 1970 From: Christoph Hellwig Subject: Re: [PATCH V4 00/26] mm/mmap: Drop __SXXX/__PXXX macros from across platforms Date: Thu, 23 Jun 2022 22:21:44 -0700 Message-ID: References: <20220624044339.1533882-1-anshuman.khandual@arm.com> <33bdac1e-207a-192b-bf43-818abfa49fe1@arm.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:In-Reply-To:MIME-Version:References: Message-ID:Subject:Cc:To:From:Date:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=XKGzX6yE/I0P1qBeyrVkY5BnT7ywpbw4nd39m0yxTVs=; b=qJTUdComYPWwc4 8G47FdET9PSELRkBPyLA6ApFmAcmKEbRNHHK2W86rMj4j7yF0rF9s91Cfh/m2+iQvMrVgqQty6Gru ltaYuOl/+a2tg7PZP9jwcLPBgaJVWswEToka37/Foqc4muhPXyYAbh+zemRkDyx/PgoGj5nuepWgC WfVohcqHQYJd1hIM/g+c3iZvUYaKg7fxcu7O84C7BTIvWqU4Cn5PLJ2Fqb92O7STLVqTuhplPtjoK z+c0hRyAilHLvZgtIL899dhYDDbx9TSSz1D+M33+poPFRQzpGWeA4MLsn6I1rB8eLFwMf404QWFAs 8kBeoMMa8jda4n6oITPg==; Content-Disposition: inline In-Reply-To: <33bdac1e-207a-192b-bf43-818abfa49fe1@arm.com> List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-riscv" Errors-To: linux-riscv-bounces+glpr-linux-riscv=m.gmane-mx.org@lists.infradead.org To: Anshuman Khandual Cc: Christoph Hellwig , linux-mm@kvack.org, christophe.leroy@csgroup.eu, Andrew Morton , linuxppc-dev@lists.ozlabs.org, sparclinux@vger.kernel.org, x86@kernel.org, openrisc@lists.librecores.org, linux-xtensa@linux-xtensa.org, linux-csky@vger.kernel.org, linux-hexagon@vger.kernel.org, linux-parisc@vger.kernel.org, linux-alpha@vger.kernel.org, linux-riscv@lists.infradead.org, linux-s390@vger.kernel.org, linux-ia64@vger.kernel.org, linux-mips@vger.kernel.org, linux-m68k@lists.linux-m68k.org, linux-snps-arc@lists.infradead.org, linux-arm-kernel@lists.infradead.org, linux-um@lists.infradead.org, linux-sh@vger.kernel.org, linux-kernel@vger.kernel.org On Fri, Jun 24, 2022 at 10:50:33AM +0530, Anshuman Khandual wrote: > > On most architectures this should be const now, only very few ever > > modify it. > > Will make it a 'static const pgprot_t protection_map[16] __ro_after_init' > on platforms that do not change the protection_map[] even during boot. No need for __ro_after_init when it is already declarated const. From mboxrd@z Thu Jan 1 00:00:00 1970 From: Christoph Hellwig Date: Fri, 24 Jun 2022 05:21:44 +0000 Subject: Re: [PATCH V4 00/26] mm/mmap: Drop __SXXX/__PXXX macros from across platforms Message-Id: List-Id: References: <20220624044339.1533882-1-anshuman.khandual@arm.com> <33bdac1e-207a-192b-bf43-818abfa49fe1@arm.com> In-Reply-To: <33bdac1e-207a-192b-bf43-818abfa49fe1@arm.com> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: Anshuman Khandual Cc: Christoph Hellwig , linux-mm@kvack.org, christophe.leroy@csgroup.eu, Andrew Morton , linuxppc-dev@lists.ozlabs.org, sparclinux@vger.kernel.org, x86@kernel.org, openrisc@lists.librecores.org, linux-xtensa@linux-xtensa.org, linux-csky@vger.kernel.org, linux-hexagon@vger.kernel.org, linux-parisc@vger.kernel.org, linux-alpha@vger.kernel.org, linux-riscv@lists.infradead.org, linux-s390@vger.kernel.org, linux-ia64@vger.kernel.org, linux-mips@vger.kernel.org, linux-m68k@lists.linux-m68k.org, linux-snps-arc@lists.infradead.org, linux-arm-kernel@lists.infradead.org, linux-um@lists.infradead.org, linux-sh@vger.kernel.org, linux-kernel@vger.kernel.org On Fri, Jun 24, 2022 at 10:50:33AM +0530, Anshuman Khandual wrote: > > On most architectures this should be const now, only very few ever > > modify it. > > Will make it a 'static const pgprot_t protection_map[16] __ro_after_init' > on platforms that do not change the protection_map[] even during boot. No need for __ro_after_init when it is already declarated const. 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 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id AB64CC43334 for ; Fri, 24 Jun 2022 05:21:54 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:In-Reply-To:MIME-Version:References: Message-ID:Subject:Cc:To:From:Date:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=XKGzX6yE/I0P1qBeyrVkY5BnT7ywpbw4nd39m0yxTVs=; b=qJTUdComYPWwc4 8G47FdET9PSELRkBPyLA6ApFmAcmKEbRNHHK2W86rMj4j7yF0rF9s91Cfh/m2+iQvMrVgqQty6Gru ltaYuOl/+a2tg7PZP9jwcLPBgaJVWswEToka37/Foqc4muhPXyYAbh+zemRkDyx/PgoGj5nuepWgC WfVohcqHQYJd1hIM/g+c3iZvUYaKg7fxcu7O84C7BTIvWqU4Cn5PLJ2Fqb92O7STLVqTuhplPtjoK z+c0hRyAilHLvZgtIL899dhYDDbx9TSSz1D+M33+poPFRQzpGWeA4MLsn6I1rB8eLFwMf404QWFAs 8kBeoMMa8jda4n6oITPg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1o4blJ-000aVL-RC; Fri, 24 Jun 2022 05:21:45 +0000 Received: from hch by bombadil.infradead.org with local (Exim 4.94.2 #2 (Red Hat Linux)) id 1o4blI-000aUe-MC; Fri, 24 Jun 2022 05:21:44 +0000 Date: Thu, 23 Jun 2022 22:21:44 -0700 From: Christoph Hellwig To: Anshuman Khandual Cc: Christoph Hellwig , linux-mm@kvack.org, christophe.leroy@csgroup.eu, Andrew Morton , linuxppc-dev@lists.ozlabs.org, sparclinux@vger.kernel.org, x86@kernel.org, openrisc@lists.librecores.org, linux-xtensa@linux-xtensa.org, linux-csky@vger.kernel.org, linux-hexagon@vger.kernel.org, linux-parisc@vger.kernel.org, linux-alpha@vger.kernel.org, linux-riscv@lists.infradead.org, linux-s390@vger.kernel.org, linux-ia64@vger.kernel.org, linux-mips@vger.kernel.org, linux-m68k@lists.linux-m68k.org, linux-snps-arc@lists.infradead.org, linux-arm-kernel@lists.infradead.org, linux-um@lists.infradead.org, linux-sh@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH V4 00/26] mm/mmap: Drop __SXXX/__PXXX macros from across platforms Message-ID: References: <20220624044339.1533882-1-anshuman.khandual@arm.com> <33bdac1e-207a-192b-bf43-818abfa49fe1@arm.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <33bdac1e-207a-192b-bf43-818abfa49fe1@arm.com> X-BeenThere: linux-riscv@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-riscv" Errors-To: linux-riscv-bounces+linux-riscv=archiver.kernel.org@lists.infradead.org On Fri, Jun 24, 2022 at 10:50:33AM +0530, Anshuman Khandual wrote: > > On most architectures this should be const now, only very few ever > > modify it. > > Will make it a 'static const pgprot_t protection_map[16] __ro_after_init' > on platforms that do not change the protection_map[] even during boot. No need for __ro_after_init when it is already declarated const. _______________________________________________ linux-riscv mailing list linux-riscv@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-riscv 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 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 9FE0BC43334 for ; Fri, 24 Jun 2022 05:21:51 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:In-Reply-To:MIME-Version:References: Message-ID:Subject:Cc:To:From:Date:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=QZ2GIjiMVVbxiJw6OBy8lFJRe77C6ItWIxSK7lZMeOI=; b=EvLvAc9b0fNpR1 0e8DCqGgjZmJW533cK7jgUrpmxpBP+QmglrMOKZtAyRj+rlpey0idXH3VYe/mPsim2Yza6xxdwkpV 406FekL1NrdmoA+C82df4QOolQsx0o4NZ9uysoGWM+oEOPJS8Vh/g8rzFNFq0YYy9kmR/3ysW577T YiRH7gfzVjXyRWAHOoBQO+uVg5ARfaOWTyKWwunhbqK9ej3RWy78erTlaVDTP3qJH6fqSM6Q/Wb2W fikJfhaVBj1WKtTxKEp7aXlmqOxzIsY6LNLsne4xuCpqTvlZJEqIa/uAFqSbVo0hSqVaxbgo/c43A BSPqBm2hK8JmlEILsLDQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1o4blL-000aW4-Ox; Fri, 24 Jun 2022 05:21:47 +0000 Received: from hch by bombadil.infradead.org with local (Exim 4.94.2 #2 (Red Hat Linux)) id 1o4blI-000aUe-MC; Fri, 24 Jun 2022 05:21:44 +0000 Date: Thu, 23 Jun 2022 22:21:44 -0700 From: Christoph Hellwig To: Anshuman Khandual Cc: Christoph Hellwig , linux-mm@kvack.org, christophe.leroy@csgroup.eu, Andrew Morton , linuxppc-dev@lists.ozlabs.org, sparclinux@vger.kernel.org, x86@kernel.org, openrisc@lists.librecores.org, linux-xtensa@linux-xtensa.org, linux-csky@vger.kernel.org, linux-hexagon@vger.kernel.org, linux-parisc@vger.kernel.org, linux-alpha@vger.kernel.org, linux-riscv@lists.infradead.org, linux-s390@vger.kernel.org, linux-ia64@vger.kernel.org, linux-mips@vger.kernel.org, linux-m68k@lists.linux-m68k.org, linux-snps-arc@lists.infradead.org, linux-arm-kernel@lists.infradead.org, linux-um@lists.infradead.org, linux-sh@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH V4 00/26] mm/mmap: Drop __SXXX/__PXXX macros from across platforms Message-ID: References: <20220624044339.1533882-1-anshuman.khandual@arm.com> <33bdac1e-207a-192b-bf43-818abfa49fe1@arm.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <33bdac1e-207a-192b-bf43-818abfa49fe1@arm.com> X-BeenThere: linux-snps-arc@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Linux on Synopsys ARC Processors List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-snps-arc" Errors-To: linux-snps-arc-bounces+linux-snps-arc=archiver.kernel.org@lists.infradead.org On Fri, Jun 24, 2022 at 10:50:33AM +0530, Anshuman Khandual wrote: > > On most architectures this should be const now, only very few ever > > modify it. > > Will make it a 'static const pgprot_t protection_map[16] __ro_after_init' > on platforms that do not change the protection_map[] even during boot. No need for __ro_after_init when it is already declarated const. _______________________________________________ linux-snps-arc mailing list linux-snps-arc@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-snps-arc From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Date: Thu, 23 Jun 2022 22:21:44 -0700 From: Christoph Hellwig Subject: Re: [PATCH V4 00/26] mm/mmap: Drop __SXXX/__PXXX macros from across platforms Message-ID: References: <20220624044339.1533882-1-anshuman.khandual@arm.com> <33bdac1e-207a-192b-bf43-818abfa49fe1@arm.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <33bdac1e-207a-192b-bf43-818abfa49fe1@arm.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: openrisc-bounces@lists.librecores.org Sender: "OpenRISC" To: Anshuman Khandual Cc: linux-ia64@vger.kernel.org, linux-sh@vger.kernel.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org, linux-csky@vger.kernel.org, sparclinux@vger.kernel.org, linux-riscv@lists.infradead.org, linux-s390@vger.kernel.org, linux-hexagon@vger.kernel.org, x86@kernel.org, christophe.leroy@csgroup.eu, Christoph Hellwig , linux-snps-arc@lists.infradead.org, linux-xtensa@linux-xtensa.org, linux-um@lists.infradead.org, linux-m68k@lists.linux-m68k.org, openrisc@lists.librecores.org, linux-arm-kernel@lists.infradead.org, linux-parisc@vger.kernel.org, linux-mips@vger.kernel.org, linux-alpha@vger.kernel.org, Andrew Morton , linuxppc-dev@lists.ozlabs.org List-ID: On Fri, Jun 24, 2022 at 10:50:33AM +0530, Anshuman Khandual wrote: > > On most architectures this should be const now, only very few ever > > modify it. > > Will make it a 'static const pgprot_t protection_map[16] __ro_after_init' > on platforms that do not change the protection_map[] even during boot. No need for __ro_after_init when it is already declarated const. 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 Received: from lists.ozlabs.org (lists.ozlabs.org [112.213.38.117]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id C5BD4C43334 for ; Fri, 24 Jun 2022 05:22:25 +0000 (UTC) Received: from boromir.ozlabs.org (localhost [IPv6:::1]) by lists.ozlabs.org (Postfix) with ESMTP id 4LTlqh3BcPz3f3b for ; Fri, 24 Jun 2022 15:22:24 +1000 (AEST) Authentication-Results: lists.ozlabs.org; dkim=fail reason="signature verification failed" (2048-bit key; secure) header.d=infradead.org header.i=@infradead.org header.a=rsa-sha256 header.s=bombadil.20210309 header.b=vzFJlocg; dkim-atps=neutral Authentication-Results: lists.ozlabs.org; spf=none (no SPF record) smtp.mailfrom=bombadil.srs.infradead.org (client-ip=2607:7c80:54:3::133; helo=bombadil.infradead.org; envelope-from=batv+825a24a2c69d0abd218e+6879+infradead.org+hch@bombadil.srs.infradead.org; receiver=) Authentication-Results: lists.ozlabs.org; dkim=pass (2048-bit key; secure) header.d=infradead.org header.i=@infradead.org header.a=rsa-sha256 header.s=bombadil.20210309 header.b=vzFJlocg; dkim-atps=neutral Received: from bombadil.infradead.org (bombadil.infradead.org [IPv6:2607:7c80:54:3::133]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by lists.ozlabs.org (Postfix) with ESMTPS id 4LTlq230dQz3blX for ; Fri, 24 Jun 2022 15:21:50 +1000 (AEST) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=bombadil.20210309; h=In-Reply-To:Content-Type:MIME-Version :References:Message-ID:Subject:Cc:To:From:Date:Sender:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description; bh=QYAP6IdYxL4kkP1mhFiWFjHH5BifnWV+2KXEJB5WN44=; b=vzFJlocgeN9Sn5a6VlqTMFsTGY spn+jb0ZGmZFBUPtgTeT5l3ETwKxU8cJw9juEpT490/JJZ8T84TkG9jSA1WN13ix1Rg/6JtCx7A6Y Qr5aim01kpLR8tF9eVuG4M3oLni2WsyOxRwUbkBurz8n3uAL8OPxWTHyPbZNlT0sCjd4abNX7GsQL k+ihqoWOlZdrzK8sGGb8Xw764sspo87RnfFrOiFIl3aO1VLj+Y4OI76Lc/+blZNDfJnhhwnPtzGsj Omz4DbGrmtJ6CuJeOcV6bqdsmqHsoyWJZkPQxsLlDnpY0lM8GjBxxjyIaableNzgWQSj/EPV39I2D 97JcYzwg==; Received: from hch by bombadil.infradead.org with local (Exim 4.94.2 #2 (Red Hat Linux)) id 1o4blI-000aUe-MC; Fri, 24 Jun 2022 05:21:44 +0000 Date: Thu, 23 Jun 2022 22:21:44 -0700 From: Christoph Hellwig To: Anshuman Khandual Subject: Re: [PATCH V4 00/26] mm/mmap: Drop __SXXX/__PXXX macros from across platforms Message-ID: References: <20220624044339.1533882-1-anshuman.khandual@arm.com> <33bdac1e-207a-192b-bf43-818abfa49fe1@arm.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <33bdac1e-207a-192b-bf43-818abfa49fe1@arm.com> X-SRS-Rewrite: SMTP reverse-path rewritten from by bombadil.infradead.org. See http://www.infradead.org/rpr.html X-BeenThere: linuxppc-dev@lists.ozlabs.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: linux-ia64@vger.kernel.org, linux-sh@vger.kernel.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org, linux-csky@vger.kernel.org, sparclinux@vger.kernel.org, linux-riscv@lists.infradead.org, linux-s390@vger.kernel.org, linux-hexagon@vger.kernel.org, x86@kernel.org, Christoph Hellwig , linux-snps-arc@lists.infradead.org, linux-xtensa@linux-xtensa.org, linux-um@lists.infradead.org, linux-m68k@lists.linux-m68k.org, openrisc@lists.librecores.org, linux-arm-kernel@lists.infradead.org, linux-parisc@vger.kernel.org, linux-mips@vger.kernel.org, linux-alpha@vger.kernel.org, Andrew Morton , linuxppc-dev@lists.ozlabs.org Errors-To: linuxppc-dev-bounces+linuxppc-dev=archiver.kernel.org@lists.ozlabs.org Sender: "Linuxppc-dev" On Fri, Jun 24, 2022 at 10:50:33AM +0530, Anshuman Khandual wrote: > > On most architectures this should be const now, only very few ever > > modify it. > > Will make it a 'static const pgprot_t protection_map[16] __ro_after_init' > on platforms that do not change the protection_map[] even during boot. No need for __ro_after_init when it is already declarated const. 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 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id E096FC433EF for ; Fri, 24 Jun 2022 05:22:38 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:In-Reply-To:MIME-Version:References: Message-ID:Subject:Cc:To:From:Date:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=DS4b95QzI3vu4+1h+jWQMcXdMtw42gXvcsKEp5d4YNs=; b=SaoAWTQ9WqZ4Iv uXrP4PrEEnMBjKR7DFP4z/cFRw7tbOMRSv5505KPBnYYlNOvI+jtiMFBvZg9v1COxVT59RsfBFKOh D3lLi54AwsqLA4vv2IcG5rYiGg+B01fESzfZE8cKJ06JDe5aP9poErqIPKOS/pUFHZ/PyxLggOLwv fqKzoVdHGbZ49qevrU6hh/A8GdSid1CEyvz0iN0M7ndvO0H0vcjo2USFB82pBGre8ytomcWHRUrJ+ W+9HGsbcX8HzASk9pUZBBSX4iBUt/6e/zgjquA7rdlCLZDeVlwUEQPm/DJMWx+sIlO92s0lIlO40f sm/U8z/GrpoQTELmXCdA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1o4blM-000aWH-NJ; Fri, 24 Jun 2022 05:21:48 +0000 Received: from hch by bombadil.infradead.org with local (Exim 4.94.2 #2 (Red Hat Linux)) id 1o4blI-000aUe-MC; Fri, 24 Jun 2022 05:21:44 +0000 Date: Thu, 23 Jun 2022 22:21:44 -0700 From: Christoph Hellwig To: Anshuman Khandual Cc: Christoph Hellwig , linux-mm@kvack.org, christophe.leroy@csgroup.eu, Andrew Morton , linuxppc-dev@lists.ozlabs.org, sparclinux@vger.kernel.org, x86@kernel.org, openrisc@lists.librecores.org, linux-xtensa@linux-xtensa.org, linux-csky@vger.kernel.org, linux-hexagon@vger.kernel.org, linux-parisc@vger.kernel.org, linux-alpha@vger.kernel.org, linux-riscv@lists.infradead.org, linux-s390@vger.kernel.org, linux-ia64@vger.kernel.org, linux-mips@vger.kernel.org, linux-m68k@lists.linux-m68k.org, linux-snps-arc@lists.infradead.org, linux-arm-kernel@lists.infradead.org, linux-um@lists.infradead.org, linux-sh@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH V4 00/26] mm/mmap: Drop __SXXX/__PXXX macros from across platforms Message-ID: References: <20220624044339.1533882-1-anshuman.khandual@arm.com> <33bdac1e-207a-192b-bf43-818abfa49fe1@arm.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <33bdac1e-207a-192b-bf43-818abfa49fe1@arm.com> X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Fri, Jun 24, 2022 at 10:50:33AM +0530, Anshuman Khandual wrote: > > On most architectures this should be const now, only very few ever > > modify it. > > Will make it a 'static const pgprot_t protection_map[16] __ro_after_init' > on platforms that do not change the protection_map[] even during boot. No need for __ro_after_init when it is already declarated const. _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel