From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from foss.arm.com (foss.arm.com [217.140.110.172]) by smtp.subspace.kernel.org (Postfix) with ESMTP id EB4B4483BFB; Mon, 21 Sep 2026 10:57:06 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=217.140.110.172 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1789988228; cv=none; b=Y9RjA4akB+v9lGYafI660aqm0SQ1SxdZ0ivxLKDQlUZ2C1bECvbFes0z9In/6yRzb2czaG84+WmvvHVfs8frhLkktXTfQ8ctkE2V69Y3WZcp7WjCE/S8syvKOxIYG/67YsVWEc3W9/VA+ALYnQnBtObcbOI+XW4HckMsF2/uMUk= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1789988228; c=relaxed/simple; bh=t0SkgFkvYDykWTdwPClx+wiQRsFxgewU3m4qBQArb9Y=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=H7YNXHR7Z2BcBtu+RMGc/EQHojr5smX68yqDNei1/k33qahouulzGHdo8rA4Eo4UCARG4+GXbN48Gz56c+BDje8QIzlAUl65SYDj9Ro1J2n2H0/YvzgtgUuYk5468RzElVJXl2h0Yfs8ji3Aayw0E+Ni2sjcc0lyIuc1G6KugwE= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=arm.com; spf=pass smtp.mailfrom=arm.com; dkim=pass (1024-bit key) header.d=arm.com header.i=@arm.com header.b=OBFz6Z+R; arc=none smtp.client-ip=217.140.110.172 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) header.d=arm.com header.i=@arm.com header.b="OBFz6Z+R" 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 E62EB1570; Mon, 21 Sep 2026 03:57:02 -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 563473F86C; Mon, 21 Sep 2026 03:56:59 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=arm.com; s=foss; t=1789988226; bh=t0SkgFkvYDykWTdwPClx+wiQRsFxgewU3m4qBQArb9Y=; h=From:Date:Subject:References:In-Reply-To:To:Cc:From; b=OBFz6Z+Raz7I8ibgsDiaiNLTnQsX4oLEoKjZPRodWantEpoXhmxG8yAOCFS64FQx6 TnSa1uoOW4JI3vs3idHKAZLQrb2k4cp73AJbVjUGApg0VIpLWNjF8iXjbLwLCJOMOP KH6BsKk5W9konyiN3h+HCCs6a4q5K9z2QxYNfnPk= From: Yeoreum Yun Date: Mon, 21 Sep 2026 11:55:27 +0100 Subject: [PATCH 05/21] MIPS: mm: define pud_leaf() only when PUD exists Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Message-Id: <20260921-dummy_ptxp3-v1-5-cd40cf68242e@arm.com> References: <20260921-dummy_ptxp3-v1-0-cd40cf68242e@arm.com> In-Reply-To: <20260921-dummy_ptxp3-v1-0-cd40cf68242e@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=952; i=yeoreum.yun@arm.com; h=from:subject:message-id; bh=yLp6pLFkEq1XlBsrO8HJPn9OYitILCqfI5l0JaR3PzY=; b=owEB7QES/pANAwAKAW3Vw9FaxTEzAcsmYgBqsQ1NTZ/a+wId/oXop6nBRx7GoTqL9a7Er/mVm I4zdOrs16GJAbMEAAEKAB0WIQQtg+CS3QUzuFh1pJ1t1cPRWsUxMwUCarENTQAKCRBt1cPRWsUx M7A5C/9647RRGO+Rm053IZPrkfpK1qoCf6h7h++dBQM7iWcjgmIysinuJZ/9flN7m3N7/8s0k1F Qg8UBSKcYxAPzyP7KMXSKbC6blVlpHWz3kExm+/5ZAnSr3JetwJGEw0WoHg0g85dvAd2y+KV0nj fcMLKAxYW9EKQIqMG7nuATB+F1lWeLPWUKEeZ5Xr3zYvC2diB9VgvhinADx3ajrN78j7ASV1xes 7//vZ8p602dtxNE82CTR6O3KYyUFHq7mNoysyRhtRvpNYl2Ts3NfvwNVO6vCLxhNLIIYu7s2mAc n2FreTnlSvWWzFZQfZrm8tZrPteyXRjmWvqXceNsbR4SJYTafBHwQjLRLGhy8+k1iRjDqguBSwy LsoRrK1Q0udKYrD3CKiy34mvfTgVS17T60Z0/lwKClICrmLYbw/pQoCMDwpPvb9abrZB8uyEsZG 4+DpL7SndbO4XS1cejsKbd6M7jig6sw/xhWPdMK/bJQQY3QqubKCQrarXnjeyHzIhJkqw= 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() has hardcoded to return false as inline function, but it misses the "define 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/mips/include/asm/pgtable.h | 2 ++ 1 file changed, 2 insertions(+) diff --git a/arch/mips/include/asm/pgtable.h b/arch/mips/include/asm/pgtable.h index fa7b935f947ca..151f4d15bd12b 100644 --- a/arch/mips/include/asm/pgtable.h +++ b/arch/mips/include/asm/pgtable.h @@ -745,8 +745,10 @@ static inline pmd_t pmdp_huge_get_and_clear(struct mm_struct *mm, #ifdef _PAGE_HUGE #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 +#endif #define gup_fast_permitted(start, end) (!cpu_has_dc_aliases) -- 2.43.0