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 kanga.kvack.org (kanga.kvack.org [205.233.56.17]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 84B7BD3B7E5 for ; Sun, 28 Dec 2025 12:42:53 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id E4DD06B00A2; Sun, 28 Dec 2025 07:42:52 -0500 (EST) Received: by kanga.kvack.org (Postfix, from userid 40) id E20EB6B00A4; Sun, 28 Dec 2025 07:42:52 -0500 (EST) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id D442F6B00A5; Sun, 28 Dec 2025 07:42:52 -0500 (EST) X-Delivered-To: linux-mm@kvack.org Received: from relay.hostedemail.com (smtprelay0014.hostedemail.com [216.40.44.14]) by kanga.kvack.org (Postfix) with ESMTP id C23D76B00A2 for ; Sun, 28 Dec 2025 07:42:52 -0500 (EST) Received: from smtpin29.hostedemail.com (a10.router.float.18 [10.200.18.1]) by unirelay01.hostedemail.com (Postfix) with ESMTP id 95ECAA47A4 for ; Sun, 28 Dec 2025 12:42:46 +0000 (UTC) X-FDA: 84268843932.29.BF25044 Received: from sea.source.kernel.org (sea.source.kernel.org [172.234.252.31]) by imf16.hostedemail.com (Postfix) with ESMTP id D6655180002 for ; Sun, 28 Dec 2025 12:42:44 +0000 (UTC) Authentication-Results: imf16.hostedemail.com; dkim=pass header.d=kernel.org header.s=k20201202 header.b=ViMMOSWV; spf=pass (imf16.hostedemail.com: domain of rppt@kernel.org designates 172.234.252.31 as permitted sender) smtp.mailfrom=rppt@kernel.org; dmarc=pass (policy=quarantine) header.from=kernel.org ARC-Seal: i=1; s=arc-20220608; d=hostedemail.com; t=1766925765; a=rsa-sha256; cv=none; b=s44H+dna8St6JV8PMCoXcuudUpMHWXGb0I24VRrIdbsDEll0uhPLcpZNLGP05In4U22WcZ phEcO2Zc9uwC63Oivphye14NXthKkqgdxZW1JoZsSpKjcH+wz4zFYTHdT+RQtJaoCy18Ja ZWOfNc2vAvhmX0T+Xr+YdmAnMIg45nY= ARC-Authentication-Results: i=1; imf16.hostedemail.com; dkim=pass header.d=kernel.org header.s=k20201202 header.b=ViMMOSWV; spf=pass (imf16.hostedemail.com: domain of rppt@kernel.org designates 172.234.252.31 as permitted sender) smtp.mailfrom=rppt@kernel.org; dmarc=pass (policy=quarantine) header.from=kernel.org ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=hostedemail.com; s=arc-20220608; t=1766925765; h=from:from:sender:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:cc:mime-version:mime-version: content-type:content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references:dkim-signature; bh=t9pBPAmCex859p6JrPopJFcFxfKxR6uVnsR3JS1C8yI=; b=ehx3jpjRxB0e5TPoxmmPB5lAQnqqDSqDBvaPgNIM4aNjZdq83CyDDqNqMjcsGoJiVc0U6y DtHsF7zTnpOJfwF8ppzUBKtEKNKtKfPJhyo//stGQoQJ1hvX7u6tHv8C2OSGbYfxKCW9cZ vwpCdgvh8iUJzCx6jFgtmS5hqjdyFUk= Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by sea.source.kernel.org (Postfix) with ESMTP id ACF1941B29; Sun, 28 Dec 2025 12:42:43 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 0D418C113D0; Sun, 28 Dec 2025 12:42:29 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1766925763; bh=es+FUCZqCY2a3nIkrdLdpQV/rxxtDtuUgA954vVF+nw=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=ViMMOSWV+SO8Y1QT3gcfgTROcYwFDdhD4E62m2o7O5ml+SO6KR0W3xeLjN5LFh2L9 nTGoTBharuZFykM64XsrU8t04jRzTSXDcwZAEgk7m4EZdukkEuX4BhfaQ/pn024hi1 ITAf4N60nRRezJl8HFf6T2HuAVC8rNSDq/DQVZt0MKEDAU/XiCxHgBjoqotC/PfVSj Ku/O3wqV7qF6z1/sIzcV4sMDzUxwcCKKgIiHrTOVQt9XruJ083ooQW+9LOgBSq0/xX GexqjL7EcImHsQeMlZBU0JUB2VIoda101CBmLeeXfVeYbY1a9Nsh6YJQHJoiQitGSu EHOjGCUswXkpQ== 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 10/28] mips: introduce arch_zone_limits_init() Date: Sun, 28 Dec 2025 14:39:40 +0200 Message-ID: <20251228124001.3624742-11-rppt@kernel.org> X-Mailer: git-send-email 2.51.0 In-Reply-To: <20251228124001.3624742-1-rppt@kernel.org> References: <20251228124001.3624742-1-rppt@kernel.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Rspam-User: X-Rspamd-Queue-Id: D6655180002 X-Rspamd-Server: rspam04 X-Stat-Signature: i9ncb6t7nr4ce4wf7i5qy9rq797z9n8m X-HE-Tag: 1766925764-876692 X-HE-Meta: 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 2eXJ0a1Y puIqB2BcOMExfQ80NkJLxulCatvctjxmSyUsw0JoyrpN9poaonkUKql2aFjAoU9DlpNBGRKatNj355SSdjX2bk/N+og0y5hTzpd8Pw0vsuQDVq+5vDcy1fweFrqMbxOzF3T50V35quXU9K0C5EjOb3nCKt2Y0xS/SvF4oUv+0gUuuzUaW6Z47ATrD9l8LY/QuiIfo6Y7hjPHAsRUlYAE+cx2uSbEN/WFtt2DkwdNMZNlzbbi4oFp2yFzGumNqdV9Sk6VNJ2ccBz/Wvfqup7gpiqRNYDAWRCdx8c/U X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: 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