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 lists.ozlabs.org (lists.ozlabs.org [112.213.38.117]) (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 0DFA6D25037 for ; Sun, 11 Jan 2026 08:23:29 +0000 (UTC) Received: from boromir.ozlabs.org (localhost [127.0.0.1]) by lists.ozlabs.org (Postfix) with ESMTP id 4dppRz5JVGz2yVL; Sun, 11 Jan 2026 19:23:27 +1100 (AEDT) Authentication-Results: lists.ozlabs.org; arc=none smtp.remote-ip=172.105.4.254 ARC-Seal: i=1; a=rsa-sha256; d=lists.ozlabs.org; s=201707; t=1768119807; cv=none; b=WjCq41AiEvY5hb8HbucMnI981OQ/MAkfYyVg55bdzCrn/Mrvio9iJbgX6t9PxKnC6933ZkH914KxcL3zgFdDdiFoNSpP3Oy40c5oBAMtKF5UWvexLrfZ2iBV+rX6tKS7cwfSOgvTfBFTZIuPo4ZQf/jOKAGUpCEeIttH+j4wUUl/FDZARfA33yShCH81MNwJY4AWLUQOlx0ckmjMXJDjtHnytyGrUrwdQ3CF8u66G17FYrKmMSJbbCe3nAI5mDxNlEsSjqTAZIOFEXe3qHiMTuXjYyFycO1dbGlJf2K424EoNIxCjjeVaOcio0RU20+QKgCOLYPd+tAk24NWy+o9PQ== ARC-Message-Signature: i=1; a=rsa-sha256; d=lists.ozlabs.org; s=201707; t=1768119807; c=relaxed/relaxed; bh=HfcqmLQbnSJvVIv+k+pxkWmR5Wm/caGZYknBWk1pJXo=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=OsdGk5t1Na5dv70yNdo8vgJ0ChpUrZsizDeMSZDo3xvOjM8L5d690x1/N2IzFy/M60Ylq1lYePip5/QBHi59N7HXMLJXjG2FwQsTkickKX6YZMOyb2JGej4uMth0imErHv03ybMUjfut8jH9uQAz1KNSiPt8JUOgP2lFhZgu5tlFYhYiK0qdk6xh8c8Y/dal/VwtsslPiptC17u7DwGdj7BTzz+pS7XwVVNqn4fGzxzUStNpEPJTUzVngVq5f60J/+2mJm4jAAfuIHicdA62tlqVcJ/6EjQVg/ZjRBOGNhhs1njCQLDwBxH5NBLTfVEpV4H+Df6AG3vmM35VOgU2wQ== ARC-Authentication-Results: i=1; lists.ozlabs.org; dmarc=pass (p=quarantine dis=none) header.from=kernel.org; dkim=pass (2048-bit key; unprotected) header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256 header.s=k20201202 header.b=aRGBg6QW; dkim-atps=neutral; spf=pass (client-ip=172.105.4.254; helo=tor.source.kernel.org; envelope-from=rppt@kernel.org; receiver=lists.ozlabs.org) smtp.mailfrom=kernel.org Authentication-Results: lists.ozlabs.org; dmarc=pass (p=quarantine dis=none) header.from=kernel.org Authentication-Results: lists.ozlabs.org; dkim=pass (2048-bit key; unprotected) header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256 header.s=k20201202 header.b=aRGBg6QW; dkim-atps=neutral Authentication-Results: lists.ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=kernel.org (client-ip=172.105.4.254; helo=tor.source.kernel.org; envelope-from=rppt@kernel.org; receiver=lists.ozlabs.org) Received: from tor.source.kernel.org (tor.source.kernel.org [172.105.4.254]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange x25519) (No client certificate requested) by lists.ozlabs.org (Postfix) with ESMTPS id 4dppRy6P3Cz2xrC for ; Sun, 11 Jan 2026 19:23:26 +1100 (AEDT) Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by tor.source.kernel.org (Postfix) with ESMTP id 1033960122; Sun, 11 Jan 2026 08:23:25 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 229FCC4CEF7; Sun, 11 Jan 2026 08:23:09 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1768119804; bh=3bBcyNtfu29ffLXJ+V2J2og1TMjw9NsnHxGDp+htXro=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=aRGBg6QWrfdw7symPdIfdeBuEObPt3i9tEb12+OCo6mXZGBjZXCBQcNSrZuUzbZg8 PCO5UhVWdvknheOMi+PNJHEombMZMaFBDSNZ32iPSV1o17p4h1FaEH1C/CiJLr4Uo3 j1ptOQDM+v3irPHu2xEaMAyDNWgRyFeg/GVpJlHgHuj2XNSJ4ocgxp0wWYpHIUlz0V yax5qnU/gPDf3ITT9DtMQulB7ID0HiJYXy98x5uh5/0Ouuae5hHH/gAgW1Ez1ZBkzC 4YGj+Uf0x2zu9bXzfakCQ/NLzF0O+8VrgxXcA88JLftjppFp+8BUbvbua+VSjqZ8u5 x69OyH7O4BEow== From: Mike Rapoport To: Andrew Morton Cc: Alex Shi , Alexander Gordeev , Andreas Larsson , Borislav Petkov , Brian Cain , "Christophe Leroy (CS GROUP)" , Catalin Marinas , "David S. Miller" , Dave Hansen , David Hildenbrand , Dinh Nguyen , Geert Uytterhoeven , Guo Ren , Heiko Carstens , Helge Deller , Huacai Chen , Ingo Molnar , Johannes Berg , John Paul Adrian Glaubitz , Jonathan Corbet , Klara Modin , "Liam R. Howlett" , Lorenzo Stoakes , Magnus Lindholm , Matt Turner , Max Filippov , Michael Ellerman , Michal Hocko , Michal Simek , Mike Rapoport , Muchun Song , Oscar Salvador , Palmer Dabbelt , Pratyush Yadav , Richard Weinberger , Ritesh Harjani , Russell King , Stafford Horne , Suren Baghdasaryan , Thomas Bogendoerfer , Thomas Gleixner , Vasily Gorbik , Vineet Gupta , Vlastimil Babka , Will Deacon , x86@kernel.org, linux-alpha@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-csky@vger.kernel.org, linux-cxl@vger.kernel.org, linux-doc@vger.kernel.org, linux-hexagon@vger.kernel.org, linux-kernel@vger.kernel.org, linux-m68k@lists.linux-m68k.org, linux-mips@vger.kernel.org, linux-mm@kvack.org, linux-openrisc@vger.kernel.org, linux-parisc@vger.kernel.org, linux-riscv@lists.infradead.org, linux-s390@vger.kernel.org, linux-sh@vger.kernel.org, linux-snps-arc@lists.infradead.org, linux-um@lists.infradead.org, linuxppc-dev@lists.ozlabs.org, loongarch@lists.linux.dev, sparclinux@vger.kernel.org Subject: [PATCH v3 08/29] loongarch: introduce arch_zone_limits_init() Date: Sun, 11 Jan 2026 10:20:42 +0200 Message-ID: <20260111082105.290734-9-rppt@kernel.org> X-Mailer: git-send-email 2.51.0 In-Reply-To: <20260111082105.290734-1-rppt@kernel.org> References: <20260111082105.290734-1-rppt@kernel.org> X-Mailing-List: linuxppc-dev@lists.ozlabs.org List-Id: List-Help: List-Owner: List-Post: List-Archive: , List-Subscribe: , , List-Unsubscribe: Precedence: list MIME-Version: 1.0 Content-Transfer-Encoding: 8bit From: "Mike Rapoport (Microsoft)" Move calculations of zone limits to a dedicated arch_zone_limits_init() function. Later MM core will use this function as an architecture specific callback during nodes and zones initialization and thus there won't be a need to call free_area_init() from every architecture. Signed-off-by: Mike Rapoport (Microsoft) --- arch/loongarch/mm/init.c | 10 +++++++--- 1 file changed, 7 insertions(+), 3 deletions(-) diff --git a/arch/loongarch/mm/init.c b/arch/loongarch/mm/init.c index 0946662afdd6..17235f87eafb 100644 --- a/arch/loongarch/mm/init.c +++ b/arch/loongarch/mm/init.c @@ -60,15 +60,19 @@ int __ref page_is_ram(unsigned long pfn) return memblock_is_memory(addr) && !memblock_is_reserved(addr); } -void __init paging_init(void) +void __init arch_zone_limits_init(unsigned long *max_zone_pfns) { - unsigned long max_zone_pfns[MAX_NR_ZONES]; - #ifdef CONFIG_ZONE_DMA32 max_zone_pfns[ZONE_DMA32] = MAX_DMA32_PFN; #endif max_zone_pfns[ZONE_NORMAL] = max_low_pfn; +} + +void __init paging_init(void) +{ + unsigned long max_zone_pfns[MAX_NR_ZONES]; + arch_zone_limits_init(max_zone_pfns); free_area_init(max_zone_pfns); } -- 2.51.0