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=-3.8 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=no 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 7D0E6C2BA83 for ; Sun, 16 Feb 2020 08:19:03 +0000 (UTC) Received: from mm01.cs.columbia.edu (mm01.cs.columbia.edu [128.59.11.253]) by mail.kernel.org (Postfix) with ESMTP id E95E22086A for ; Sun, 16 Feb 2020 08:19:02 +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="ypq+hzlS" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org E95E22086A Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=kernel.org Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=kvmarm-bounces@lists.cs.columbia.edu Received: from localhost (localhost [127.0.0.1]) by mm01.cs.columbia.edu (Postfix) with ESMTP id 81F3C4AEE2; Sun, 16 Feb 2020 03:19:02 -0500 (EST) X-Virus-Scanned: at lists.cs.columbia.edu Authentication-Results: mm01.cs.columbia.edu (amavisd-new); dkim=softfail (fail, message has been altered) header.i=@kernel.org Received: from mm01.cs.columbia.edu ([127.0.0.1]) by localhost (mm01.cs.columbia.edu [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id tJ5fOlmdYFXQ; Sun, 16 Feb 2020 03:19:00 -0500 (EST) Received: from mm01.cs.columbia.edu (localhost [127.0.0.1]) by mm01.cs.columbia.edu (Postfix) with ESMTP id 260C64AEC6; Sun, 16 Feb 2020 03:19:00 -0500 (EST) Received: from localhost (localhost [127.0.0.1]) by mm01.cs.columbia.edu (Postfix) with ESMTP id 7D1DB4AEFE for ; Sun, 16 Feb 2020 03:18:58 -0500 (EST) X-Virus-Scanned: at lists.cs.columbia.edu Received: from mm01.cs.columbia.edu ([127.0.0.1]) by localhost (mm01.cs.columbia.edu [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id tSH5CondDPoo for ; Sun, 16 Feb 2020 03:18:57 -0500 (EST) Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by mm01.cs.columbia.edu (Postfix) with ESMTPS id 418FA4A591 for ; Sun, 16 Feb 2020 03:18:57 -0500 (EST) 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 6DFE8206E2; Sun, 16 Feb 2020 08:18:47 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1581841136; bh=uOm/w1LvbUniJRU6oBgmKsoo2r45zuKfYTZIlp+VEas=; h=From:To:Cc:Subject:Date:From; b=ypq+hzlSBgo7vT86/XBQ4S1ZCTw/nfY/YpzHJWYAJgU4W9vpVdIiTo4WBFLNVMWaa mEqd5SQZXKay8YUlKOrH1RnE0OOB9BYS2j2C7wKWxIhrDOoaqf93tmzYSMMHhaUfex v4qv2x5ntxN9kHpg/8qF9RTGzwDANyHfQEpVF5aw= From: Mike Rapoport To: linux-kernel@vger.kernel.org Subject: [PATCH v2 00/13] mm: remove __ARCH_HAS_5LEVEL_HACK Date: Sun, 16 Feb 2020 10:18:30 +0200 Message-Id: <20200216081843.28670-1-rppt@kernel.org> X-Mailer: git-send-email 2.24.0 MIME-Version: 1.0 Cc: Rich Felker , linux-ia64@vger.kernel.org, Geert Uytterhoeven , linux-sh@vger.kernel.org, Benjamin Herrenschmidt , linux-mm@kvack.org, Paul Mackerras , linux-hexagon@vger.kernel.org, Will Deacon , kvmarm@lists.cs.columbia.edu, Jonas Bonn , linux-arch@vger.kernel.org, Brian Cain , Marc Zyngier , Russell King , Ley Foon Tan , Mike Rapoport , Catalin Marinas , uclinux-h8-devel@lists.sourceforge.jp, Fenghua Yu , Arnd Bergmann , kvm-ppc@vger.kernel.org, Stefan Kristiansson , openrisc@lists.librecores.org, Stafford Horne , Guan Xuetao , linux-arm-kernel@lists.infradead.org, Christophe Leroy , Tony Luck , Yoshinori Sato , Michael Ellerman , nios2-dev@lists.rocketboards.org, Andrew Morton , linuxppc-dev@lists.ozlabs.org, Mike Rapoport X-BeenThere: kvmarm@lists.cs.columbia.edu X-Mailman-Version: 2.1.14 Precedence: list List-Id: Where KVM/ARM decisions are made List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: kvmarm-bounces@lists.cs.columbia.edu Sender: kvmarm-bounces@lists.cs.columbia.edu From: Mike Rapoport Hi, These patches convert several architectures to use page table folding and remove __ARCH_HAS_5LEVEL_HACK along with include/asm-generic/5level-fixup.h. The changes are mostly about mechanical replacement of pgd accessors with p4d ones and the addition of higher levels to page table traversals. All the patches were sent separately to the respective arch lists and maintainers hence the "v2" prefix. Geert Uytterhoeven (1): sh: fault: Modernize printing of kernel messages Mike Rapoport (12): arm/arm64: add support for folded p4d page tables h8300: remove usage of __ARCH_USE_5LEVEL_HACK hexagon: remove __ARCH_USE_5LEVEL_HACK ia64: add support for folded p4d page tables nios2: add support for folded p4d page tables openrisc: add support for folded p4d page tables powerpc: add support for folded p4d page tables sh: drop __pXd_offset() macros that duplicate pXd_index() ones sh: add support for folded p4d page tables unicore32: remove __ARCH_USE_5LEVEL_HACK asm-generic: remove pgtable-nop4d-hack.h mm: remove __ARCH_HAS_5LEVEL_HACK and include/asm-generic/5level-fixup.h 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 | 44 +++- arch/arm64/mm/fault.c | 9 +- arch/arm64/mm/hugetlbpage.c | 15 +- arch/arm64/mm/kasan_init.c | 26 ++- arch/arm64/mm/mmu.c | 52 +++-- arch/arm64/mm/pageattr.c | 7 +- arch/h8300/include/asm/pgtable.h | 1 - arch/hexagon/include/asm/fixmap.h | 4 +- arch/hexagon/include/asm/pgtable.h | 1 - arch/ia64/include/asm/pgalloc.h | 4 +- arch/ia64/include/asm/pgtable.h | 17 +- arch/ia64/mm/fault.c | 7 +- arch/ia64/mm/hugetlbpage.c | 18 +- arch/ia64/mm/init.c | 28 ++- arch/nios2/include/asm/pgtable.h | 3 +- arch/nios2/mm/fault.c | 9 +- arch/nios2/mm/ioremap.c | 6 +- arch/openrisc/include/asm/pgtable.h | 1 - arch/openrisc/mm/fault.c | 10 +- arch/openrisc/mm/init.c | 4 +- arch/powerpc/include/asm/book3s/32/pgtable.h | 1 - arch/powerpc/include/asm/book3s/64/hash.h | 4 +- arch/powerpc/include/asm/book3s/64/pgalloc.h | 4 +- arch/powerpc/include/asm/book3s/64/pgtable.h | 58 +++-- arch/powerpc/include/asm/book3s/64/radix.h | 6 +- arch/powerpc/include/asm/nohash/32/pgtable.h | 1 - arch/powerpc/include/asm/nohash/64/pgalloc.h | 2 +- .../include/asm/nohash/64/pgtable-4k.h | 32 +-- arch/powerpc/include/asm/nohash/64/pgtable.h | 6 +- arch/powerpc/include/asm/pgtable.h | 8 + arch/powerpc/kvm/book3s_64_mmu_radix.c | 59 ++++- arch/powerpc/lib/code-patching.c | 7 +- arch/powerpc/mm/book3s32/mmu.c | 2 +- arch/powerpc/mm/book3s32/tlb.c | 4 +- arch/powerpc/mm/book3s64/hash_pgtable.c | 4 +- arch/powerpc/mm/book3s64/radix_pgtable.c | 19 +- arch/powerpc/mm/book3s64/subpage_prot.c | 6 +- arch/powerpc/mm/hugetlbpage.c | 28 ++- arch/powerpc/mm/kasan/kasan_init_32.c | 8 +- arch/powerpc/mm/mem.c | 4 +- arch/powerpc/mm/nohash/40x.c | 4 +- arch/powerpc/mm/nohash/book3e_pgtable.c | 15 +- arch/powerpc/mm/pgtable.c | 25 ++- arch/powerpc/mm/pgtable_32.c | 28 ++- arch/powerpc/mm/pgtable_64.c | 10 +- arch/powerpc/mm/ptdump/hashpagetable.c | 20 +- arch/powerpc/mm/ptdump/ptdump.c | 22 +- arch/powerpc/xmon/xmon.c | 17 +- arch/sh/include/asm/pgtable-2level.h | 1 - arch/sh/include/asm/pgtable-3level.h | 1 - arch/sh/include/asm/pgtable_32.h | 5 +- arch/sh/include/asm/pgtable_64.h | 5 +- arch/sh/kernel/io_trapped.c | 7 +- arch/sh/mm/cache-sh4.c | 4 +- arch/sh/mm/cache-sh5.c | 7 +- arch/sh/mm/fault.c | 65 ++++-- arch/sh/mm/hugetlbpage.c | 28 ++- arch/sh/mm/init.c | 15 +- arch/sh/mm/kmap.c | 2 +- arch/sh/mm/tlbex_32.c | 6 +- arch/sh/mm/tlbex_64.c | 7 +- arch/unicore32/include/asm/pgtable.h | 1 - arch/unicore32/kernel/hibernate.c | 4 +- include/asm-generic/5level-fixup.h | 58 ----- include/asm-generic/pgtable-nop4d-hack.h | 64 ------ include/asm-generic/pgtable-nopud.h | 4 - include/linux/mm.h | 6 - mm/kasan/init.c | 11 - mm/memory.c | 8 - virt/kvm/arm/mmu.c | 209 +++++++++++++++--- 89 files changed, 988 insertions(+), 500 deletions(-) delete mode 100644 include/asm-generic/5level-fixup.h delete mode 100644 include/asm-generic/pgtable-nop4d-hack.h -- 2.24.0 _______________________________________________ kvmarm mailing list kvmarm@lists.cs.columbia.edu https://lists.cs.columbia.edu/mailman/listinfo/kvmarm