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 81164D2502E for ; Sun, 11 Jan 2026 08:25:59 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id E74596B00B0; Sun, 11 Jan 2026 03:25:58 -0500 (EST) Received: by kanga.kvack.org (Postfix, from userid 40) id E21C76B00B1; Sun, 11 Jan 2026 03:25:58 -0500 (EST) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id D03EF6B00B2; Sun, 11 Jan 2026 03:25:58 -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 C03A56B00B0 for ; Sun, 11 Jan 2026 03:25:58 -0500 (EST) Received: from smtpin04.hostedemail.com (a10.router.float.18 [10.200.18.1]) by unirelay09.hostedemail.com (Postfix) with ESMTP id 739358B7BC for ; Sun, 11 Jan 2026 08:25:58 +0000 (UTC) X-FDA: 84318999996.04.DBF0E91 Received: from tor.source.kernel.org (tor.source.kernel.org [172.105.4.254]) by imf25.hostedemail.com (Postfix) with ESMTP id DAF63A0003 for ; Sun, 11 Jan 2026 08:25:56 +0000 (UTC) Authentication-Results: imf25.hostedemail.com; dkim=pass header.d=kernel.org header.s=k20201202 header.b=Vx9CZF9X; spf=pass (imf25.hostedemail.com: domain of rppt@kernel.org designates 172.105.4.254 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=1768119956; 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=tokfLp/e6I58cppZJNFjurjxkamTTnFniADDaVWJ9jM=; b=Ucr6C3aSlvAhupfOA76AJ3b4m9H76Wr0ST05IczKOW30+6TUX+8VS1mQ5XhRmVP/HeGJnX C+TsjslsBD7QVAef9httclsAebcDEwPcH5qaF0AwAeUtfaOZg7qXbl/HCu0Jo8yTxf+cbl T+aQ1KOOCz8X9MiPFRnA4lRuM4itpWA= ARC-Authentication-Results: i=1; imf25.hostedemail.com; dkim=pass header.d=kernel.org header.s=k20201202 header.b=Vx9CZF9X; spf=pass (imf25.hostedemail.com: domain of rppt@kernel.org designates 172.105.4.254 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=1768119956; a=rsa-sha256; cv=none; b=NT50DwPB2rEijcm5r+zpcgvB87LEeJ0sNTrVCHrpkqMYiiU8X+AkLuLDDf4pjM/NgVxYXm DFJowOX5PiEJuf7o+zTI0I/7g69b09nww/vk9CoZro89y5mTqYLDZm0r1rz5wxtouKEZlf cq0lyw7QJ4IH2fVtuBNRhULLlHlehTQ= Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by tor.source.kernel.org (Postfix) with ESMTP id 4604560121; Sun, 11 Jan 2026 08:25:56 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 5D130C16AAE; Sun, 11 Jan 2026 08:25:41 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1768119956; bh=8ogz7O8vNIuYttKuy/nGG2q6czMHDvEeQHxuChR5AAc=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=Vx9CZF9X+r6FjCSdphAFLRUwQBjPzpcpTP1svlo74Z1zpu35asFTu76lv4/ExSZCO QinlSs5dw1egxaQ3D6u/Wecjs4+oXzXRvVhgln/TIxyQ/SySTsoAPtUbEkqpHXgydE o0hCrmlWxImpzttux7/U98aTXPChABKFYpihhavzXT97ij//8Nqr0v0/ZJZ0vcsmol OsGtAGYp7WlLshpxExCRChU6we4lXZT0H7/dFupPg9DFhyYxm5kIqI5sjyM2gMQjUp CVn/rfpc+W6EoH4dECwOXVOCVcWhHXWVAjMAdtnIQmuArEGRcdx8gH0LPFezkkSTO1 1Ryd+DGSCZgyA== 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 18/29] sh: introduce arch_zone_limits_init() Date: Sun, 11 Jan 2026 10:20:52 +0200 Message-ID: <20260111082105.290734-19-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 Content-Transfer-Encoding: 8bit X-Rspam-User: X-Stat-Signature: hzwsj9hhjrwm6xdnkgcubngprnc1siwi X-Rspamd-Queue-Id: DAF63A0003 X-Rspamd-Server: rspam04 X-HE-Tag: 1768119956-606071 X-HE-Meta: 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 gRfgDjbi NdfWLboeWtdNcp+Dww+RP/YMeg2cp0ah/Xyc31Jw8Mp3ScK6V4+FpBaiWNcqFmD9I40gShniKhChC9rIdFRfdIXomVV70rlIjO+bICEnQG3fzqWaI2quj/USYKHPh2amYXtdm1BbmqDeboa+gB2uAodbMl62aj/gY8OmG8qxN9CkArLhjzhtBszif+TLrPivRWSFMwULp9VgKAS0YEsmVQavLesMC3s7xc79qn80ProrK27OmR/Sh5AsrmTVdOKynnYs2MUN5wz5j3bVTG2y9nalgFqE9VKZzkApR173AYNqy8SYdn/GY7rSoMbsKeaKZ/z0oMIgRmnBTncTNHsep4rVG8wvCGAyHR05n 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/sh/mm/init.c | 7 ++++++- 1 file changed, 6 insertions(+), 1 deletion(-) diff --git a/arch/sh/mm/init.c b/arch/sh/mm/init.c index 99e302eeeec1..5e7e63642611 100644 --- a/arch/sh/mm/init.c +++ b/arch/sh/mm/init.c @@ -264,6 +264,11 @@ static void __init early_reserve_mem(void) reserve_crashkernel(); } +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 max_zone_pfns[MAX_NR_ZONES]; @@ -322,7 +327,7 @@ void __init paging_init(void) kmap_coherent_init(); memset(max_zone_pfns, 0, sizeof(max_zone_pfns)); - max_zone_pfns[ZONE_NORMAL] = max_low_pfn; + arch_zone_limits_init(max_zone_pfns); free_area_init(max_zone_pfns); } -- 2.51.0