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 E13E5D2502F for ; Sun, 11 Jan 2026 08:24:12 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-ID:Date:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=77q5giBYOJM56JmouhFVY3GEGnOUJSCwMtPPvPSXp9M=; b=oAflgBYfVo/vRC vW3e+DJXiFIiE7p01U2WBmhhtVZrePpdSv++Rqk5cKeVo0qCgZ2PblXRaAOFsTUus1yvje+dI/M9h IHiwS602+Bs08aD8RkeY3i/2d17nqkENXwR524nBzHSETK+36eAhaa6FX+BfONFjbDqrME+aGDFPL ifZfmfPrdjPtRAEUrR0j8ezIGM1LwiFTjYtGLF8t3F96RNs70R4UlGfvRczgNopwennySb3PmBlUo arcH+NEMRRJiJnkTY/u020oEPcHTB09qKv3K99AUSuJM73OJf+pE/2q+dZHH5urdhLww5kj3cnnDP PHksxH/EcbKnYBONgEUg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1veqk8-00000003zJN-2gpQ; Sun, 11 Jan 2026 08:24:12 +0000 Received: from tor.source.kernel.org ([172.105.4.254]) by bombadil.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1veqk7-00000003zID-0Qfi; Sun, 11 Jan 2026 08:24:11 +0000 Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by tor.source.kernel.org (Postfix) with ESMTP id 64E9F60121; Sun, 11 Jan 2026 08:24:10 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 7BDCEC4CEF7; Sun, 11 Jan 2026 08:23:55 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1768119850; bh=es+FUCZqCY2a3nIkrdLdpQV/rxxtDtuUgA954vVF+nw=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=omxz2O/aNi5ef6cgYnp+37iqiEb04KQOncjs53j7rIMU4VDGgOX2pBVK2nRapJSSP k1CuMOi30eMl+WQajuUXdkhrkdF/m7Tjfpi1B1LrHprBPHjP3Zf1UIt9glL5fkqxUL QQZKUWdSoT9RE+fnq1mBm4qFs6cY5r3sDiVaFaCuBFzDu81I1W78bWXIWVFE2q2L3O YclKYARGBbQMefEdS0nlKYU0XZKLXlE5121MF4WFj42HdvBhME3uC89Nz4eJFFnmrO wu9spXNqayKnIkf8mX9sEG4xfajwEuCKqQPc6BysjXlagd9N7BdqHLEKZvZtn8KDOr Z9iZjeEhDIZ/g== 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 11/29] mips: introduce arch_zone_limits_init() Date: Sun, 11 Jan 2026 10:20:45 +0200 Message-ID: <20260111082105.290734-12-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> MIME-Version: 1.0 X-BeenThere: linux-snps-arc@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Linux on Synopsys ARC Processors List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-snps-arc" Errors-To: linux-snps-arc-bounces+linux-snps-arc=archiver.kernel.org@lists.infradead.org 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/mips/loongson64/numa.c | 9 +++++++-- arch/mips/mm/init.c | 14 +++++++++----- arch/mips/sgi-ip27/ip27-memory.c | 7 ++++++- 3 files changed, 22 insertions(+), 8 deletions(-) diff --git a/arch/mips/loongson64/numa.c b/arch/mips/loongson64/numa.c index 95d5f553ce19..f72a58f87878 100644 --- a/arch/mips/loongson64/numa.c +++ b/arch/mips/loongson64/numa.c @@ -154,13 +154,18 @@ static __init void prom_meminit(void) } } +void __init arch_zone_limits_init(unsigned long *max_zone_pfns) +{ + max_zone_pfns[ZONE_DMA32] = MAX_DMA32_PFN; + max_zone_pfns[ZONE_NORMAL] = max_low_pfn; +} + void __init paging_init(void) { unsigned long zones_size[MAX_NR_ZONES] = {0, }; pagetable_init(); - zones_size[ZONE_DMA32] = MAX_DMA32_PFN; - zones_size[ZONE_NORMAL] = max_low_pfn; + arch_zone_limits_init(zones_size); free_area_init(zones_size); } diff --git a/arch/mips/mm/init.c b/arch/mips/mm/init.c index a673d3d68254..ab08249cfede 100644 --- a/arch/mips/mm/init.c +++ b/arch/mips/mm/init.c @@ -394,12 +394,8 @@ void maar_init(void) } #ifndef CONFIG_NUMA -void __init paging_init(void) +void __init arch_zone_limits_init(unsigned long *max_zone_pfns) { - unsigned long max_zone_pfns[MAX_NR_ZONES]; - - pagetable_init(); - #ifdef CONFIG_ZONE_DMA max_zone_pfns[ZONE_DMA] = MAX_DMA_PFN; #endif @@ -417,7 +413,15 @@ void __init paging_init(void) max_zone_pfns[ZONE_HIGHMEM] = max_low_pfn; } #endif +} + +void __init paging_init(void) +{ + unsigned long max_zone_pfns[MAX_NR_ZONES]; + + pagetable_init(); + arch_zone_limits_init(max_zone_pfns); free_area_init(max_zone_pfns); } diff --git a/arch/mips/sgi-ip27/ip27-memory.c b/arch/mips/sgi-ip27/ip27-memory.c index 2b3e46e2e607..babeb0e07687 100644 --- a/arch/mips/sgi-ip27/ip27-memory.c +++ b/arch/mips/sgi-ip27/ip27-memory.c @@ -406,11 +406,16 @@ void __init prom_meminit(void) } } +void __init arch_zone_limits_init(unsigned long *max_zone_pfns) +{ + max_zone_pfns[ZONE_NORMAL] = max_low_pfn; +} + void __init paging_init(void) { unsigned long zones_size[MAX_NR_ZONES] = {0, }; pagetable_init(); - zones_size[ZONE_NORMAL] = max_low_pfn; + arch_zone_limits_init(zones_size); free_area_init(zones_size); } -- 2.51.0 _______________________________________________ linux-snps-arc mailing list linux-snps-arc@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-snps-arc