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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id C86C1C79FB5 for ; Wed, 9 Sep 2026 04:00:37 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Transfer-Encoding: MIME-Version:Message-ID:Date:Subject:Cc:To:From:Reply-To:Content-Type: Content-ID:Content-Description:Resent-Date:Resent-From:Resent-Sender: Resent-To:Resent-Cc:Resent-Message-ID:In-Reply-To:References:List-Owner; bh=BbdnUPB/cYL/92Mb4MbcETmIGU9T6CDvSLKwOH/WTE0=; b=QDIvqrJ9ilgj/VnO3cUPWHPrUJ bvQhbOvbZdGTxHkcQoMIUbOk6vwWNp3gztzNBTH7GHYkbw6SXTMOpSjRey3VvIO3yC5No6CYZcw2+ 5+0ggkbNel0mNJOTdVGmgDQggsV+IlFI+oKDk2GlojuKKfbAaT5cxMh/lXXsNUmd5gu1XvNFxWp1F CR1CltpicBFxlTTv8qKnkG2lV/JS6/FFN7uo3enaRUnDiglPlIVw4dBTXtYWM77ilDsEME3kMt5xM XAkX/XfjWywbExPVpBxoRaveuD2SPrXgfV5y7CI8MQygEkphvSgzkKmkdcUOvMAGpGfoLstMYFaxg 2Tg1bKlg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.99.1 #2 (Red Hat Linux)) id 1x49Ts-0000000AjPZ-1Gta; Wed, 09 Sep 2026 04:00:16 +0000 Received: from foss.arm.com ([217.140.110.172]) by bombadil.infradead.org with esmtp (Exim 4.99.1 #2 (Red Hat Linux)) id 1x49To-0000000AjOk-01no for linux-arm-kernel@lists.infradead.org; Wed, 09 Sep 2026 04:00:14 +0000 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 60AB21477; Tue, 8 Sep 2026 21:00:06 -0700 (PDT) Received: from localhost (a085714.arm.com [10.164.19.28]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id 5062F3F528; Tue, 8 Sep 2026 21:00:09 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; 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-CRM114-Version: 20100106-BlameMichelson ( TRE 0.9.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260908_210012_207213_86BE3A3C X-CRM114-Status: UNSURE ( 9.03 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org 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