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 270A3EEB57A for ; Fri, 2 Jan 2026 07:05:17 +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=/32ARh3Ig24HqLDCvESx/MuRipz3yMaHN/hkseOJbSE=; b=asD95DN0o4l+WK CSC466SetlhM1qetOgGz2fLSNCiQphDXfmm3NHDTsFwkioQ3o6gy0+oxE9XaLuCKDCPYIeoOP6sdJ GK6hCKyUiSMisHtnTFoTcfFs5vNwp30M3ZfOKtt3RPYPPQYWphZ+kqXmhI1RQnfmJXs9IRwQ+aFbl 45yW9A0+AQRuEZYUGpMMTDqlp13xBTAbuCY8pXA2n0JbM5zvg2VLl4WuEnem+Ol6hZSUW39RfgsTN KaZ2maqMmwf083WnhGCKbs6lVBBaGysKqYu2f9fsIj1k6T3guwirzghTBHu9tQb3iD3ruemiPbyWq LqEvMExxV9WIeCIFIDbA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1vbZDo-00000007v1P-3Gnk; Fri, 02 Jan 2026 07:05:16 +0000 Received: from sea.source.kernel.org ([2600:3c0a:e001:78e:0:1991:8:25]) by bombadil.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1vbZDk-00000007uzG-3KpV; Fri, 02 Jan 2026 07:05:15 +0000 Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by sea.source.kernel.org (Postfix) with ESMTP id 4B0B541912; Fri, 2 Jan 2026 07:05:12 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 2C5C2C116B1; Fri, 2 Jan 2026 07:04:57 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1767337512; bh=4MJzw8wq/vYacVlPos8SheQzjEj4nCDptI3YxDfhXAU=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=X4nEWJ/0L+n3VAFD31SZ9u/rL4Rw0XhJxVYC7R+OXsmo1R+f6/lf31rINifRbzeb+ E7q+YbYslJsdX+mgT/DJOnTzdA8r1GLCYhATQ/6o7s0IJ73Te45CcPz4wjEFvvM/n3 ThGwO2GIstpYmbDXYc1dqebuTUIdt2HiOryT/ZvS5M8ujm1ShtTfK4zRsWEwkJ/FNF 8m/LHQ3fd5LrjZY8b6caOj2ahTu9OG/0IsdS9Q3L4EJW65MYUSuOxby2ogAIsiG7aF EFowjrwFr63a8VLMXiTaiTSYHWDOX7bOW4u2qYH3Zafy+sjM5mjfd7Q7v9egCc3YOp jgbCi3HZCBEVw== 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 , "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 , 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 v2 20/28] x86: introduce arch_zone_limits_init() Date: Fri, 2 Jan 2026 08:59:56 +0200 Message-ID: <20260102070005.65328-21-rppt@kernel.org> X-Mailer: git-send-email 2.51.0 In-Reply-To: <20260102070005.65328-1-rppt@kernel.org> References: <20260102070005.65328-1-rppt@kernel.org> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260101_230512_873626_75EB1072 X-CRM114-Status: GOOD ( 12.75 ) 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/x86/mm/init.c | 14 +++++++++----- 1 file changed, 9 insertions(+), 5 deletions(-) diff --git a/arch/x86/mm/init.c b/arch/x86/mm/init.c index 8bf6ad4b9400..e7ef605a18d6 100644 --- a/arch/x86/mm/init.c +++ b/arch/x86/mm/init.c @@ -997,12 +997,8 @@ void __init free_initrd_mem(unsigned long start, unsigned long end) } #endif -void __init zone_sizes_init(void) +void __init arch_zone_limits_init(unsigned long *max_zone_pfns) { - unsigned long max_zone_pfns[MAX_NR_ZONES]; - - memset(max_zone_pfns, 0, sizeof(max_zone_pfns)); - #ifdef CONFIG_ZONE_DMA max_zone_pfns[ZONE_DMA] = min(MAX_DMA_PFN, max_low_pfn); #endif @@ -1013,7 +1009,15 @@ void __init zone_sizes_init(void) #ifdef CONFIG_HIGHMEM max_zone_pfns[ZONE_HIGHMEM] = max_pfn; #endif +} + +void __init zone_sizes_init(void) +{ + unsigned long max_zone_pfns[MAX_NR_ZONES]; + + memset(max_zone_pfns, 0, sizeof(max_zone_pfns)); + arch_zone_limits_init(max_zone_pfns); free_area_init(max_zone_pfns); } -- 2.51.0 _______________________________________________ linux-snps-arc mailing list linux-snps-arc@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-snps-arc