From mboxrd@z Thu Jan 1 00:00:00 1970 Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.remote-ip=217.140.110.172 ARC-Seal: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; cv=none; t=1793618522; b=L9EJk9Lr8hCSPUUbTPz/7Wx8DbkyLUlFuBV5JJxbaCWCKxwX3Bl8RrEGzNnujDrXPF6E M1jkHgOfym5nXoh5IhF1Zv+FIbKntFKU95JgjWztIJflyL0qvUs7Ah9TzPu5+1V5cuYy2 /AAgJkqPoa2PpWoU65vCY+WmPKJUMtozCec0DdFBG8dJ1dFEMZcjLxx4Ya7yySvogFfqh 3KmBnhqvi19NwMZfANh1NRISfocthhKUQlS+5A4jhTX/277Pj4/VSht+ZoBPYUObJ//c8 5SNw+c2GATBgG/SgudRY/cQiSzKBIb47oIJWSs61YY5CmWyKS/fOl+DUEXiTQofe6PQ== ARC-Message-Signature: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; c=relaxed/relaxed; t=1793618522; h=DMARC-Filter:Received:Received:DKIM-Signature:From:Date:Subject: MIME-Version:Content-Type:Content-Transfer-Encoding:Message-Id: References:In-Reply-To:To:Cc:X-Mailer:X-Developer-Signature: X-Developer-Key; bh=OIY1t0oPGMjY8wdeN25SmhCvTiQ+irrDhx4HcT07Fl8=; b=nsjhmg+4pW8/9Zpv9m99raa7lnzQM8q8BYIVaPAuZjGnGYGyPFw9BYspgdS4M8X3gUJL nh0Sdbgs0M5Rc3fGmY8Nsmq5MeSikIrHnlAkg1hT6bIAVMdwosoZ/+waw65+xD0KAv91Z xb/CWc/MkaJwI0ITUsWW1+zqklm1PJ5++IF5qtubDtSg9fEI6s2uVxZNTjhxGSys2/zZm BFuQwHk73NmC2UcMsMCXhh90Ubv1VLuqSDascX7krYH7o7lQvLENGf9dwl7z58cJ8zRL9 1qX++kKLxOOQ6MY6J83F2j27jemPUY2AoCcbxhcONNP85ShMF7gsXgPEFgi5uo3lfWw== ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass header.from=arm.com; spf=pass smtp.mailfrom=arm.com; dkim=pass header.d=arm.com header.i=@arm.com header.a=rsa-sha256 header.s=foss header.b=P7pPmEP1; arc=none smtp.remote-ip=217.140.110.172 Received: from foss.arm.com (foss.arm.com [217.140.110.172]) by smtp.subspace.kernel.org (Postfix) with ESMTP id CB5E960A2608; Mon, 2 Nov 2026 11:22:01 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.2 smtp.subspace.kernel.org CB5E960A2608 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=arm.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=arm.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key, unprotected) header.d=arm.com header.i=@arm.com header.a=rsa-sha256 header.s=foss header.b=P7pPmEP1 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 368B01691; Mon, 2 Nov 2026 03:21:58 -0800 (PST) Received: from e129823.arm.com (e129823.arm.com [10.2.213.3]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id 4818B3F632; Mon, 2 Nov 2026 03:21:55 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=arm.com; s=foss; t=1793618521; bh=kV7fmntEBngzWjlRtt0fXgbabk4vgoYlOIhmmgX++kY=; h=From:Date:Subject:References:In-Reply-To:To:Cc:From; b=P7pPmEP1+y7xcVY0D4K6XD0jQizTpCe9MveMakhuwNTgU2/rc02un0pmGMjXbJF0R aYrAH5ZcOrnP+iq/bNtZh3I9kNmBsSIpcL/OxZxQcPA/T9dh0psHgdWo77wSDR8Jtr w16o3AMZnYr0X/mED3RmiUDXSnMXprAQfKtqzhZg= From: Yeoreum Yun Date: Mon, 02 Nov 2026 11:21:17 +0000 Subject: [PATCH RESEND v2 04/21] LoongArch: mm: define pud_leaf() only when PUD exists X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Message-Id: <20261102-dummy_ptxp3-v2-4-78840b2ec73c@arm.com> References: <20261102-dummy_ptxp3-v2-0-78840b2ec73c@arm.com> In-Reply-To: <20261102-dummy_ptxp3-v2-0-78840b2ec73c@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=993; i=yeoreum.yun@arm.com; h=from:subject:message-id; bh=u7CkBygp3t9kTReuMDaCmZH0s2byLy+RqHAVuQrH24I=; b=owEB7QES/pANAwAKAW3Vw9FaxTEzAcsmYgBq6HIwlxi0fq0NvoRR6wAM7dkyWS9oxQBI40Cgc DKUESF9vgqJAbMEAAEKAB0WIQQtg+CS3QUzuFh1pJ1t1cPRWsUxMwUCauhyMAAKCRBt1cPRWsUx M0akC/9EGZkuiEkdTxl3CwYCFtvx1xhNG+FjrVxbus6mPWauJ8F5+J5sg5Np9DCF7VcqrJ7ge/+ bth6MHuatRPh7bNm2qmt1JrSUpNXrDlMed/ARE35YCapddiVFrA/hyghxyvDrMd5RXiBZ1M4RTK PBpos5isVI6lqHRQNvFpm93ZH2dO+LOClaTapIUlIZCo5Lg/rNxgcJrdFYAMGgANqyeKI3gKPd6 lQtVhU1ZcDtV2xOKlhJegzKtK8N2O6FCC0F/mzVAlow4BD/Owt2Y9Pla/PUoribW/NWNTCSJ5mV yQmIkHn4eDIrvIg4JJi4YgB0AVvnHsv9ctgHp71nNecFNaljvmmvh40iYvrgkfBuuxpwT2Hsyzi PDwD5+lh1C/9TTrOCsmc4rjeHahxJv3TCJ1ggX4w1/T9VRTBKxgZEgoQWtprkyPP6vK+BHLuFtd Y+v4psuuQM6VJV21P5UYO8NVMmjA0VothRLarZ8QJmarCmc3Eu856bpeW5BNJO+iTCRXs= X-Developer-Key: i=yeoreum.yun@arm.com; a=openpgp; fpr=2D83E092DD0533B85875A49D6DD5C3D15AC53133 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 f876031351319..9a62b87c246de 100644 --- a/arch/loongarch/include/asm/pgtable.h +++ b/arch/loongarch/include/asm/pgtable.h @@ -631,7 +631,9 @@ 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