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 kanga.kvack.org (kanga.kvack.org [205.233.56.17]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id D4989C624D5 for ; Wed, 2 Sep 2026 11:57:09 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id F38A36B0096; Wed, 2 Sep 2026 07:57:08 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id EBB606B0099; Wed, 2 Sep 2026 07:57:08 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id DA9E46B009B; Wed, 2 Sep 2026 07:57:08 -0400 (EDT) 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 BA2CC6B0096 for ; Wed, 2 Sep 2026 07:57:08 -0400 (EDT) Received: from smtpin12.hostedemail.com (lb01a-stub [10.200.18.249]) by unirelay07.hostedemail.com (Postfix) with ESMTP id 5DFDA1601BC for ; Wed, 2 Sep 2026 11:57:08 +0000 (UTC) X-FDA: 85168671336.12.683F4AF Received: from foss.arm.com (foss.arm.com [217.140.110.172]) by imf03.hostedemail.com (Postfix) with ESMTP id 963AB2000A for ; Wed, 2 Sep 2026 11:57:06 +0000 (UTC) Authentication-Results: imf03.hostedemail.com; dkim=pass header.d=arm.com header.s=foss header.b=f884vSlO; spf=pass (imf03.hostedemail.com: domain of yeoreum.yun@arm.com designates 217.140.110.172 as permitted sender) smtp.mailfrom=yeoreum.yun@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=1788350226; 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-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references:dkim-signature; bh=d8NEmUxm+Zls97ZfmDvJbhtMifHsmuWfvyiaRxS6jiY=; b=acvn/xX43gI3/Iz0yelFdudTCMBXY6HROe36YNLOEFNlbHCgt9iwgtl/aTV+3bMTr6UuVG Gxg3z4Cvr6CCa5cX1sV3SfYSxc5fz7SpJ83cc8aYKYj7jIgGRWJ2fM0zuELPXYqfZbvXl/ tgJBz21w1NJcG1revlrIMRuSy6Q1IEE= ARC-Seal: i=1; a=rsa-sha256; d=hostedemail.com; s=arc-20220608; cv=none; t=1788350226; b=wX9wcBLg9dK2bLrTOI2qtYBsmuNe30SNNNEtpghtNx5a8M3CalM2EjBy0OC5Tq8xK4vN6o ko73jONS458c48sn//xFNdxObm1zfJyy/sY48qT7CbeVMQX59mVc3bC/4HryuINOZ3OA1L W49faXh/BP/iglN/6T/X4/TOzaBqAwE= ARC-Authentication-Results: i=1; imf03.hostedemail.com; dkim=pass header.d=arm.com header.s=foss header.b=f884vSlO; spf=pass (imf03.hostedemail.com: domain of yeoreum.yun@arm.com designates 217.140.110.172 as permitted sender) smtp.mailfrom=yeoreum.yun@arm.com; dmarc=pass (policy=none) header.from=arm.com 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 1327F1D70; Wed, 2 Sep 2026 04:57:02 -0700 (PDT) Received: from e129823.arm.com (e129823.arm.com [10.2.213.3]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id AF15D3F85F; Wed, 2 Sep 2026 04:56:58 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=arm.com; s=foss; t=1788350225; bh=j5KZYcW3oeEza4wEEPuE0tmGJJW/8LJA7zNPUWzIuhk=; h=From:Date:Subject:References:In-Reply-To:To:Cc:From; b=f884vSlO+uAcSOf6hpsG5kaWDJDu6ROVeqIxakx81gtXhm/KayFYQx3b0SCK781i+ ZSk6qtseiictiBC97Kr4v1QHtwtGjl/atFe3flG+GhuG+wfBXuUBazoiBAngDR8fvR tKEl/qlZ1BbKg9E51TqNwea+bodKg9gJ9tMXlYsY= From: Yeoreum Yun Date: Wed, 02 Sep 2026 12:56:06 +0100 Subject: [PATCH RFC v3 04/21] LoongArch: mm: define pud_leaf() only when PUD exists MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Message-Id: <20260902-dummy_ptxp3-v3-4-5d8f5b17c25c@arm.com> References: <20260902-dummy_ptxp3-v3-0-5d8f5b17c25c@arm.com> In-Reply-To: <20260902-dummy_ptxp3-v3-0-5d8f5b17c25c@arm.com> To: Russell King , Huacai Chen , WANG Xuerui , Thomas Bogendoerfer , Catalin Marinas , Will Deacon , Arnd Bergmann , Andrew Morton , Kairui Song , Qi Zheng , Shakeel Butt , Barry Song , Axel Rasmussen , Yuanchu Xie , Wei Xu , Johannes Weiner , David Hildenbrand , Michal Hocko , Lorenzo Stoakes , Tianrui Zhao , Bibo Mao , Anup Patel , Atish Patra , Paul Walmsley , Palmer Dabbelt , Albert Ou , Alexandre Ghiti , Dave Hansen , Andy Lutomirski , Peter Zijlstra , Thomas Gleixner , Ingo Molnar , Borislav Petkov , x86@kernel.org, "H. Peter Anvin" , "Liam R. Howlett" , Vlastimil Babka , Mike Rapoport , Suren Baghdasaryan , Michal Hocko , Jonas Bonn , Stefan Kristiansson , Stafford Horne Cc: linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, loongarch@lists.linux.dev, linux-mips@vger.kernel.org, linux-arch@vger.kernel.org, linux-mm@kvack.org, kvm@vger.kernel.org, kvm-riscv@lists.infradead.org, linux-riscv@lists.infradead.org, linux-openrisc@vger.kernel.org X-Mailer: b4 0.13.0 X-Developer-Signature: v=1; a=openpgp-sha256; l=991; i=yeoreum.yun@arm.com; h=from:subject:message-id; bh=MeOlGX5zz7TlceiZpHJLSajwL3IbIwIyElnPnwNLJYM=; b=owEB7QES/pANAwAKAW3Vw9FaxTEzAcsmYgBqmA7jTpyCvz3weXiiloXvIu0HwGyNZYxNUOeR8 zzOVDDHkf+JAbMEAAEKAB0WIQQtg+CS3QUzuFh1pJ1t1cPRWsUxMwUCapgO4wAKCRBt1cPRWsUx M3FsDACKI0amFDWitWwqgh1X55KBW3r2psT1svJy9ACAY/TLdpJ2t6SqKg8N3iwOgav6tFmT1XU 86PQMGlakmgCrVcxwGzFtiDfDMkcWhmxqA/hhBGByyFv3V8gAiqsIoTquASbDXeL6LoJdJ5A/xg IebsQSd4VBxzbzb0gOXKeqBB+7iXnGt0wae0LXAeHWxCPmG9kDER4VE2c68yCvvDMmeoYfzr1BH +OFsMihMBsPX8/ZK/6nTeTCYg8IPT+9DnZPLlxl0lP+VsQbT0ev47AJ3nVeUHxgAOk8zPIY9K9I dCABHAruCzWiJw+oV/AwPm/soI68/eQC5VVhARWFqQbPX19ouqoqsU7X4HJpSm751C8/KxvRCja Xy/x/jEo2crwE3wqLwygg1u2ZnbLaY8I5NsAH2gLHc3J9pcUSFUnPbsXlRmoFcDcVLAZVj5ic6J mm/ikE8OecbRalNsAOP1gdwZSr3I6i2GxLBhGHvtVWYZUt6+GxdiXpV3MblQM1dbfU9L8= X-Developer-Key: i=yeoreum.yun@arm.com; a=openpgp; fpr=2D83E092DD0533B85875A49D6DD5C3D15AC53133 X-Stat-Signature: a7ycwp6mjx5bgkbgmab94fpg1ewi96ge X-Rspamd-Queue-Id: 963AB2000A X-Rspamd-Server: rspam02 X-Rspam-User: X-HE-Tag: 1788350226-543466 X-HE-Meta: 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 6iF3uF5f F6ptyaNhlRGFIRoYwPtPqcOge2Bk5FpW30ipaH/8G11O+epatywn9q8lDz/Z+0P7NPPtOmjOfvOEflmqqWlpCxIRH5VHVW/ASaps/9DHXHLHJzrInE2+g6e5WgRHCeXwncWGHdvs975Z58s9duOZdAz8Xl3K8++xnS2vbW6MJGYaGaUJRV1Ykit/2XqIaEBVVZmErVRPYN9G2BDoLrc7t0ddrBcB+Q+/WxDam2w+4AUrnunelUa6lBBgHgjYhyd4aUIW0XpRNarUMB3E= Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: From: "David Hildenbrand (Arm)" In include/asm-generic/pgtable-nopmd.h, pud_leaf() is hardcoded to return false as inline function, but it misses the "define pud_leaf pud_leaf" part. To prepare for fixing that, define pud_leaf() only when __PAGETABLE_PMD_FOLDED isn't defined. Signed-off-by: David Hildenbrand (Arm) --- arch/loongarch/include/asm/pgtable.h | 2 ++ 1 file changed, 2 insertions(+) diff --git a/arch/loongarch/include/asm/pgtable.h b/arch/loongarch/include/asm/pgtable.h index cf29a4c8ac59..8aee4fc27a26 100644 --- a/arch/loongarch/include/asm/pgtable.h +++ b/arch/loongarch/include/asm/pgtable.h @@ -630,7 +630,9 @@ static inline long pmd_protnone(pmd_t pmd) #endif /* CONFIG_ARCH_HAS_PTE_PROTNONE */ #define pmd_leaf(pmd) ((pmd_val(pmd) & _PAGE_HUGE) != 0) +#ifndef __PAGETABLE_PMD_FOLDED #define pud_leaf(pud) ((pud_val(pud) & _PAGE_HUGE) != 0) +#endif /* * We provide our own get_unmapped area to cope with the virtual aliasing -- 2.43.0