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d=arm.com; s=foss; t=1788926410; bh=fvXoG85F5/DIeDwKRFU1PyImr4ixDymncFRNXJ2Iea0=; h=From:To:Cc:Subject:Date:From; b=WcoNR6XE6XGo9IOR2K17IuWcYUDsN/fgpriNQjIfIRuqLomuIVODjrYxQDFVakUH5 oL8YbK6IqNKbk9Op7A+xaFaBkbUUJx0SrdTm9Oe5c8PweXTDzxFRWfqgKIOkdZh0s8 mXW28fwzlzshyNwhPV5godjgmNztrI7jFZgCFSEI= From: Anshuman Khandual To: linux-arm-kernel@lists.infradead.org Cc: Anshuman Khandual , David Hildenbrand , Mike Rapoport , Andrew Morton , Lorenzo Stoakes , Catalin Marinas , Will Deacon , linux-kernel@vger.kernel.org, linux-mm@kvack.org Subject: [PATCH V2 0/2] arm64/mm: Standardize printing for pgtable entries Date: Wed, 9 Sep 2026 09:30:03 +0530 Message-ID: <20260909040005.4148136-1-anshuman.khandual@arm.com> X-Mailer: git-send-email 2.43.0 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Rspamd-Server: rspam12 X-Rspamd-Queue-Id: 1BBD4160007 X-Rspam-User: X-Stat-Signature: ugisx1ccdhykjthtaw9tyndrkjd1nkxe X-HE-Tag: 1788926410-64747 X-HE-Meta: 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 z7uTbZ+7 rqK7qyIsYs5WbLE78dtrCjbxbWu+EtLb3ZOYuYEWmdzZstq//oGVeeCVfxoCaVRUPDRxYTk/wbw07CD4YnM90edPWX5xyqqqdZhRqlyEcy6zrYX9gejv8EHobNe6idsv5fCs2loInUyG32YsKO2KO1cNTJ+wAs+7+byH5gVAy7lmgYN/NiFAbLEWGtssdBuqcGRSRQglopoSWAhJvQKqmV/23U5/JIs11vsiaXvF7MSgTVlqKwycnKSXYn+t59Xih+M2UG1ptFLNZyFvBDriQ9N4W2gB7waIIkFEQO9rACdXWFINXJGUjdCQdLLnsduXDSKtm8rE69sB4q0F1WQEFqIqNkyrJQnXMVKWOcUUW8c8WgzVNe0vOmT2JgYnrzYe3lTDeNckx9tUmD8/osaqRimtGIQiM4BEdGWyBLvz1Ow2RPmzHbGer841v3UqRmDU8ZP+rE47jceP2aVNrzdlHYa2H3MGP5SorWE/ivyS1HhYHoyI= Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: Standardize printing for pgtable entries using recently introduced generic helper ptval_bytes_to_hex_str() in core MM which automatically enables 128 bits entries when added later. But first move __check_safe_pte_update() outside to avoid a cyclic dependency while accessing these afore mentioned core MM helpers defined in . This replaces the original page table entry print standardisation proposal which was part of the D128 series. https://lore.kernel.org/linux-mm/20260729122452.3797443-11-anshuman.khandual@arm.com/ This series applies on v7.3-rc2 but after the following. https://lore.kernel.org/linux-mm/20260831054331.625505-1-anshuman.khandual@arm.com/ Changes in V2: - Moved __check_safe_pte_update() inside #ifdef CONFIG_DEBUG_VM - Added empty stub for __check_safe_pte_update() when !CONFIG_DEBUG_VM - Dropped IS_ENABLED(CONFIG_DEBUG_VM) from __check_safe_pte_update() - Replaced pgtable level specific strings with pxd_str[] in show_pte() Changes in V1: https://lore.kernel.org/all/20260901065454.1906343-1-anshuman.khandual@arm.com/ Cc: David Hildenbrand (Arm) Cc: Mike Rapoport (Microsoft) Cc: Andrew Morton Cc: Lorenzo Stoakes Cc: Catalin Marinas Cc: Will Deacon Cc: linux-arm-kernel@lists.infradead.org Cc: linux-kernel@vger.kernel.org Cc: linux-mm@kvack.org Anshuman Khandual (2): arm64/mm: Move __check_safe_pte_update() arm64/mm: Standardize printing for pgtable entries arch/arm64/include/asm/pgtable.h | 49 ++++---------------------------- arch/arm64/mm/fault.c | 16 +++++++---- arch/arm64/mm/mmu.c | 48 +++++++++++++++++++++++++++++++ 3 files changed, 64 insertions(+), 49 deletions(-) -- 2.43.0