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 kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by smtp.lore.kernel.org (Postfix) with ESMTP id 31B31C43334 for ; Fri, 24 Jun 2022 05:11:03 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id BC4326B0297; Fri, 24 Jun 2022 01:11:02 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id B4CA86B0296; Fri, 24 Jun 2022 01:11:02 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 9EC806B0297; Fri, 24 Jun 2022 01:11:02 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from relay.hostedemail.com (smtprelay0013.hostedemail.com [216.40.44.13]) by kanga.kvack.org (Postfix) with ESMTP id 8B2A16B0294 for ; Fri, 24 Jun 2022 01:11:02 -0400 (EDT) Received: from smtpin22.hostedemail.com (a10.router.float.18 [10.200.18.1]) by unirelay10.hostedemail.com (Postfix) with ESMTP id 6282FB3B for ; Fri, 24 Jun 2022 05:11:02 +0000 (UTC) X-FDA: 79611955164.22.249DEC1 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) by imf01.hostedemail.com (Postfix) with ESMTP id 0142F40011 for ; Fri, 24 Jun 2022 05:11:01 +0000 (UTC) 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=oy8Qzv7ZwesdQ7gZcxE/IliyoXQVuCtp5qw3DJ66UmU=; b=tYEY6TDJRXfImJFb/TegSvBB52 c9s1q6arcG99qLu14ih4wheulphZK3pt+18fSMiLmXsL2oDuB7dPvXw7yuFMgzGpHbHvusQBMskHB MEDDM/XjG+R7Lzh/3+bIAU/402+xsYAByeCBVOA0I8WhpORdaOiymIQlPUyq4X9KtlBx1l3ssAZWz 5kVdXI840LT9CyXBPW9XnEObiktYQInNMEYJCgmlVRdPEgXlKUePxM+/UFR7JkbhiRuzBlDVzuO7q 97wrFo+nfpajUACMGdBzXCRcH0frNcML2+64mW5MNr8axsa789mj7G6nXr8zjaYQMjHBPDkFr6VGZ mk0T0xhA==; Received: from hch by bombadil.infradead.org with local (Exim 4.94.2 #2 (Red Hat Linux)) id 1o4bat-000V4L-M8; Fri, 24 Jun 2022 05:10:59 +0000 Date: Thu, 23 Jun 2022 22:10:59 -0700 From: Christoph Hellwig To: Anshuman Khandual Cc: linux-mm@kvack.org, hch@infradead.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, Paul Walmsley , Palmer Dabbelt Subject: Re: [PATCH V4 16/26] riscv/mm: Enable ARCH_HAS_VM_GET_PAGE_PROT Message-ID: References: <20220624044339.1533882-1-anshuman.khandual@arm.com> <20220624044339.1533882-17-anshuman.khandual@arm.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20220624044339.1533882-17-anshuman.khandual@arm.com> X-SRS-Rewrite: SMTP reverse-path rewritten from by bombadil.infradead.org. See http://www.infradead.org/rpr.html ARC-Seal: i=1; s=arc-20220608; d=hostedemail.com; t=1656047462; a=rsa-sha256; cv=none; b=S+zBkGk22C0b7qcUQp89nzvfhrM4iZ5EZ/3+qcb/K4856aCjRXSGU5bykJxuBP8sH/C1k7 cKe0czgkFJoQi2siRcl0sbbmPsWdMY2Fh7in8P8f5+UN3Mu0m8TbI6SMJtnbydvZ7tIi1O nk/f21DtmMLs+as+kvzxAIV0JaQfej0= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=hostedemail.com; s=arc-20220608; t=1656047462; h=from:from:sender: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: in-reply-to:in-reply-to:references:references:dkim-signature; bh=oy8Qzv7ZwesdQ7gZcxE/IliyoXQVuCtp5qw3DJ66UmU=; b=TzY78LnoOoBoFFvhTriBPrYu5BVv9MN7VS8S3KDjD4z0IG4YfQ9fW97MOrxeD1rDtsczns 04Cs4BnJJffn3YPf/EgFAPlFNryHHGPuDqd4iCal9P5JsJyOc6G0AYKBVFeaE1Eb6utJtM Yz9c9jLO08uQaSJWKPYITje8gBmGs74= ARC-Authentication-Results: i=1; imf01.hostedemail.com; dkim=pass header.d=infradead.org header.s=bombadil.20210309 header.b=tYEY6TDJ; dmarc=none; spf=none (imf01.hostedemail.com: domain of BATV+825a24a2c69d0abd218e+6879+infradead.org+hch@bombadil.srs.infradead.org has no SPF policy when checking 198.137.202.133) smtp.mailfrom=BATV+825a24a2c69d0abd218e+6879+infradead.org+hch@bombadil.srs.infradead.org X-Stat-Signature: tx7iwyfsz1ynxzc8ajoyms7a4ogzj3ts X-Rspamd-Queue-Id: 0142F40011 Authentication-Results: imf01.hostedemail.com; dkim=pass header.d=infradead.org header.s=bombadil.20210309 header.b=tYEY6TDJ; dmarc=none; spf=none (imf01.hostedemail.com: domain of BATV+825a24a2c69d0abd218e+6879+infradead.org+hch@bombadil.srs.infradead.org has no SPF policy when checking 198.137.202.133) smtp.mailfrom=BATV+825a24a2c69d0abd218e+6879+infradead.org+hch@bombadil.srs.infradead.org X-Rspam-User: X-Rspamd-Server: rspam04 X-HE-Tag: 1656047461-832736 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 Fri, Jun 24, 2022 at 10:13:29AM +0530, Anshuman Khandual wrote: index d466ec670e1f..f976580500b1 100644 > --- a/arch/riscv/mm/init.c > +++ b/arch/riscv/mm/init.c > @@ -288,6 +288,26 @@ static pmd_t __maybe_unused early_dtb_pmd[PTRS_PER_PMD] __initdata __aligned(PAG > #define early_pg_dir ((pgd_t *)XIP_FIXUP(early_pg_dir)) > #endif /* CONFIG_XIP_KERNEL */ > > +static pgprot_t protection_map[16] __ro_after_init = { Can't this be marked const now?