From patchwork Mon Dec 30 08:27:33 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Mike Rapoport X-Patchwork-Id: 11312705 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id D15FD14E3 for ; Mon, 30 Dec 2019 08:27:48 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id 6F36B21D7E for ; Mon, 30 Dec 2019 08:27:47 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (1024-bit key) header.d=kernel.org header.i=@kernel.org header.b="SlEl27wr" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 6F36B21D7E Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=kernel.org Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=owner-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix) id 1F2FB8E0005; Mon, 30 Dec 2019 03:27:46 -0500 (EST) Delivered-To: linux-mm-outgoing@kvack.org Received: by kanga.kvack.org (Postfix, from userid 40) id 1A3618E0003; Mon, 30 Dec 2019 03:27:46 -0500 (EST) X-Original-To: int-list-linux-mm@kvack.org X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 0BB188E0005; Mon, 30 Dec 2019 03:27:46 -0500 (EST) X-Original-To: linux-mm@kvack.org X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0181.hostedemail.com [216.40.44.181]) by kanga.kvack.org (Postfix) with ESMTP id EA2418E0003 for ; Mon, 30 Dec 2019 03:27:45 -0500 (EST) Received: from smtpin02.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay02.hostedemail.com (Postfix) with SMTP id 801633D05 for ; Mon, 30 Dec 2019 08:27:45 +0000 (UTC) X-FDA: 76321129290.02.books96_43b2eb3401f1e X-Spam-Summary: 2,0,0,27d0a182f10857a1,d41d8cd98f00b204,rppt@kernel.org,:linux-arm-kernel@lists.infradead.org:catalin.marinas@arm.com:james.morse@arm.com:julien.thierry.kdev@gmail.com:maz@kernel.org:linux@armlinux.org.uk:suzuki.poulose@arm.com:will@kernel.org:kvmarm@lists.cs.columbia.edu::linux-kernel@vger.kernel.org:rppt@kernel.org:rppt@linux.ibm.com,RULES_HIT:41:355:379:541:800:960:968:973:988:989:1260:1311:1314:1345:1437:1515:1534:1541:1711:1730:1747:1777:1792:1801:1981:2194:2199:2393:2559:2562:3138:3139:3140:3141:3142:3352:3865:3866:3867:3868:3870:3871:3874:4184:4419:4605:5007:6261:6653:6742:7576:10004:11026:11658:11914:12043:12291:12297:12517:12519:12679:12895:13069:13161:13229:13311:13357:13894:14096:14180:14181:14384:14394:14581:14721:21060:21080:21433:21627:30012:30054,0,RBL:198.145.29.99:@kernel.org:.lbl8.mailshell.net-62.14.0.100 64.201.201.201,CacheIP:none,Bayesian:0.5,0.5,0.5,Netcheck:none,DomainCache:0,MSF:not bulk,SPF:fp,MSBL:0,DNSBL:neutral,Custom_rules:0:0:0,L Ftime:26 X-HE-Tag: books96_43b2eb3401f1e X-Filterd-Recvd-Size: 3607 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by imf43.hostedemail.com (Postfix) with ESMTP for ; Mon, 30 Dec 2019 08:27:45 +0000 (UTC) Received: from aquarius.haifa.ibm.com (nesher1.haifa.il.ibm.com [195.110.40.7]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id D00A620748; Mon, 30 Dec 2019 08:27:40 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1577694464; bh=9EMeHpw5evZdoe+AwHX3tiaQybGvCFpfAbbyvyTNN6g=; h=From:To:Cc:Subject:Date:From; b=SlEl27wr7bAYPQ+O/tJdPsHjcnV8J61qdvqT5DSXCxmdub51A4W//ahl/C/OrzmSr Kk9usdHhNlNC3dsUzy3xLRmk2CZKCFEZjAg70Fz+xCECej8U0BteIE3vvVYm8JPi5j 42877+aKfAUGr/TxSZ0wXwRPAKqxo7pm+Ju7f5y4= From: Mike Rapoport To: linux-arm-kernel@lists.infradead.org Cc: Catalin Marinas , James Morse , Julien Thierry , Marc Zyngier , Russell King , Suzuki K Poulose , Will Deacon , kvmarm@lists.cs.columbia.edu, linux-mm@kvack.org, linux-kernel@vger.kernel.org, Mike Rapoport , Mike Rapoport Subject: [PATCH 0/1] arm/arm64: add support for folded p4d page tables Date: Mon, 30 Dec 2019 10:27:33 +0200 Message-Id: <20191230082734.28954-1-rppt@kernel.org> X-Mailer: git-send-email 2.24.0 MIME-Version: 1.0 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: From: Mike Rapoport Hi, This is a part of clean up of the page table manipulation code that aims to remove asm-generic/5level-fixup.h and asm-generic/pgtable-nop4d-hack.h There is a single patch for both arm and arm64 because doing the conversion separately would mean breaking the shared mmu bits in virt/kvm/arm. The patch is build tested and boot tested on qemu-system-{arm,aarch64}. Mike Rapoport (1): arm/arm64: add support for folded p4d page tables arch/arm/include/asm/kvm_mmu.h | 5 +- arch/arm/include/asm/pgtable.h | 1 - arch/arm/include/asm/stage2_pgtable.h | 15 +- arch/arm/lib/uaccess_with_memcpy.c | 9 +- arch/arm/mach-sa1100/assabet.c | 2 +- arch/arm/mm/dump.c | 29 +++- arch/arm/mm/fault-armv.c | 7 +- arch/arm/mm/fault.c | 28 +++- arch/arm/mm/idmap.c | 3 +- arch/arm/mm/init.c | 2 +- arch/arm/mm/ioremap.c | 12 +- arch/arm/mm/mm.h | 2 +- arch/arm/mm/mmu.c | 35 +++- arch/arm/mm/pgd.c | 40 ++++- arch/arm64/include/asm/kvm_mmu.h | 10 +- arch/arm64/include/asm/pgalloc.h | 10 +- arch/arm64/include/asm/pgtable-types.h | 5 +- arch/arm64/include/asm/pgtable.h | 37 +++-- arch/arm64/include/asm/stage2_pgtable.h | 48 ++++-- arch/arm64/kernel/hibernate.c | 46 +++++- arch/arm64/mm/dump.c | 29 +++- arch/arm64/mm/fault.c | 9 +- arch/arm64/mm/hugetlbpage.c | 15 +- arch/arm64/mm/kasan_init.c | 41 ++++- arch/arm64/mm/mmu.c | 52 ++++-- arch/arm64/mm/pageattr.c | 7 +- virt/kvm/arm/mmu.c | 209 ++++++++++++++++++++---- 27 files changed, 565 insertions(+), 143 deletions(-)