From patchwork Mon Feb 17 14:04:13 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ryan Roberts X-Patchwork-Id: 13977894 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 51368C021A9 for ; Mon, 17 Feb 2025 14:04:39 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id 9A980280052; Mon, 17 Feb 2025 09:04:38 -0500 (EST) Received: by kanga.kvack.org (Postfix, from userid 40) id 9321128004D; Mon, 17 Feb 2025 09:04:38 -0500 (EST) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 7D461280052; Mon, 17 Feb 2025 09:04:38 -0500 (EST) X-Delivered-To: linux-mm@kvack.org Received: from relay.hostedemail.com (smtprelay0017.hostedemail.com [216.40.44.17]) by kanga.kvack.org (Postfix) with ESMTP id 5FF0028004D for ; Mon, 17 Feb 2025 09:04:38 -0500 (EST) Received: from smtpin08.hostedemail.com (a10.router.float.18 [10.200.18.1]) by unirelay05.hostedemail.com (Postfix) with ESMTP id 0A6F3474B6 for ; Mon, 17 Feb 2025 14:04:38 +0000 (UTC) X-FDA: 83129607036.08.179C831 Received: from foss.arm.com (foss.arm.com [217.140.110.172]) by imf24.hostedemail.com (Postfix) with ESMTP id 17F4A180013 for ; Mon, 17 Feb 2025 14:04:35 +0000 (UTC) Authentication-Results: imf24.hostedemail.com; dkim=none; spf=pass (imf24.hostedemail.com: domain of ryan.roberts@arm.com designates 217.140.110.172 as permitted sender) smtp.mailfrom=ryan.roberts@arm.com; dmarc=pass (policy=none) header.from=arm.com ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=hostedemail.com; s=arc-20220608; t=1739801076; 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-transfer-encoding:content-transfer-encoding: in-reply-to:references; bh=TDbpvju1h5nfuwR761taS4vJXKcOCHPgBt8XdqRI41A=; b=8JFf7K+XR3i/lo2CysAfAfP/seTPr0nRl6jDVg1f81Y2yexwgAHaKRcEBIEKVrlR7fsI35 qmr7l43fieLYlADLJeNw3KqX4f/2vL5L7rJoZliwuXBxEHr9cp1DV9Ajushh3ph/iQqJeR pSKdHyEjfw7k0xyTk1kFjF2BeIVUZU0= ARC-Authentication-Results: i=1; imf24.hostedemail.com; dkim=none; spf=pass (imf24.hostedemail.com: domain of ryan.roberts@arm.com designates 217.140.110.172 as permitted sender) smtp.mailfrom=ryan.roberts@arm.com; dmarc=pass (policy=none) header.from=arm.com ARC-Seal: i=1; s=arc-20220608; d=hostedemail.com; t=1739801076; a=rsa-sha256; cv=none; b=1/0D28zwzorkWL33D42gpWr6e+KSAqrLBiG6hghyc4F4P6eoYnulQ1BXOJTk4K9ERcEuFH oel1q0yPKCoV/OW6HPo5/AH2D2eiRG0eKPxtW7UlvLPFeLTZazGdRePE+qi9BszYOJt4Kc 1CtgQw+EA4cV+mBmIu6nsRVslwXSUSo= Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.121.207.14]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id 2C3B9152B; Mon, 17 Feb 2025 06:04:54 -0800 (PST) Received: from e125769.cambridge.arm.com (e125769.cambridge.arm.com [10.1.196.27]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id C68753F6A8; Mon, 17 Feb 2025 06:04:29 -0800 (PST) From: Ryan Roberts To: Catalin Marinas , Will Deacon , Huacai Chen , WANG Xuerui , Thomas Bogendoerfer , "James E.J. Bottomley" , Helge Deller , Madhavan Srinivasan , Michael Ellerman , Nicholas Piggin , Christophe Leroy , Naveen N Rao , Paul Walmsley , Palmer Dabbelt , Albert Ou , Heiko Carstens , Vasily Gorbik , Alexander Gordeev , Christian Borntraeger , Sven Schnelle , Gerald Schaefer , "David S. Miller" , Andreas Larsson , Arnd Bergmann , Muchun Song , Andrew Morton , Uladzislau Rezki , Christoph Hellwig , David Hildenbrand , "Matthew Wilcox (Oracle)" , Mark Rutland , Anshuman Khandual , Dev Jain , Kevin Brodsky , Alexandre Ghiti Cc: Ryan Roberts , linux-arm-kernel@lists.infradead.org, linux-mm@kvack.org, linux-kernel@vger.kernel.org Subject: [PATCH v2 0/4] Fixes for hugetlb and vmalloc on arm64 Date: Mon, 17 Feb 2025 14:04:13 +0000 Message-ID: <20250217140419.1702389-1-ryan.roberts@arm.com> X-Mailer: git-send-email 2.43.0 MIME-Version: 1.0 X-Rspamd-Server: rspam04 X-Rspamd-Queue-Id: 17F4A180013 X-Stat-Signature: wwq8p4shs14dc9a4pwprg16u4jsjrk5f X-Rspam-User: X-HE-Tag: 1739801075-57476 X-HE-Meta: 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 g84Llq9/ H7kXcWxCcNFPI0cwsMwmdjIOe2pJxMCYNoGCPbAFoutvCsJwW3Xx02Tkt8quy4Sr5wsZpHVGnhojBxnJvc1O9TyZHK3S7zDckaOMQjnq8PN+AWaOtwb2ygdDHg1P+aNTgYg166B3beKiSRddleG/Lu1zUxyvRp9WjV82MFxphso1dJ/EKwuzVreK4Bw== 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: List-Subscribe: List-Unsubscribe: Hi All, This series contains some fixes for hugetlb on arm64, and is split out from v1 of a wider series at [1]. While the last patch is technically targetting core-mm and is not directly related to arm64, I'd like to to go via the arm64 tree so that the wider performance improvement series (v2 to be posted shortly) that depends on this series doesn't have to be robust to the fix not being present. I've included maintainers/reviewers for all the arches that are (trivially) touched due to the API changes, hoping for some ACKs. Changes since v1 [1] ==================== - Added Rb from Anshuman - Thanks! - Added "#ifndef __PAGETABLE_PMD_FOLDED" around PUD_SIZE in flush_hugetlb_tlb_range() I've marked all of these as candidates for backport to stable. Applies on top of v6.14-rc3. All mm selftests run and pass. [1] https://lore.kernel.org/linux-arm-kernel/20250205151003.88959-1-ryan.roberts@arm.com/ Thanks, Ryan Ryan Roberts (4): mm: hugetlb: Add huge page size param to huge_ptep_get_and_clear() arm64: hugetlb: Fix huge_ptep_get_and_clear() for non-present ptes arm64: hugetlb: Fix flush_hugetlb_tlb_range() invalidation level mm: Don't skip arch_sync_kernel_mappings() in error paths arch/arm64/include/asm/hugetlb.h | 26 ++++++++++----- arch/arm64/mm/hugetlbpage.c | 48 +++++++++++++--------------- arch/loongarch/include/asm/hugetlb.h | 6 ++-- arch/mips/include/asm/hugetlb.h | 6 ++-- arch/parisc/include/asm/hugetlb.h | 2 +- arch/parisc/mm/hugetlbpage.c | 2 +- arch/powerpc/include/asm/hugetlb.h | 6 ++-- arch/riscv/include/asm/hugetlb.h | 3 +- arch/riscv/mm/hugetlbpage.c | 2 +- arch/s390/include/asm/hugetlb.h | 12 ++++--- arch/s390/mm/hugetlbpage.c | 10 ++++-- arch/sparc/include/asm/hugetlb.h | 2 +- arch/sparc/mm/hugetlbpage.c | 2 +- include/asm-generic/hugetlb.h | 2 +- include/linux/hugetlb.h | 4 ++- mm/hugetlb.c | 4 +-- mm/memory.c | 6 ++-- mm/vmalloc.c | 4 +-- 18 files changed, 87 insertions(+), 60 deletions(-) --- 2.43.0