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 5E534D25030 for ; Sun, 11 Jan 2026 08:25:29 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id C031D6B00AE; Sun, 11 Jan 2026 03:25:28 -0500 (EST) Received: by kanga.kvack.org (Postfix, from userid 40) id BD0036B00AF; Sun, 11 Jan 2026 03:25:28 -0500 (EST) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id AE6236B00B0; Sun, 11 Jan 2026 03:25:28 -0500 (EST) X-Delivered-To: linux-mm@kvack.org Received: from relay.hostedemail.com (smtprelay0017.hostedemail.com [216.40.44.17]) by kanga.kvack.org (Postfix) with ESMTP id 9EAAC6B00AE for ; Sun, 11 Jan 2026 03:25:28 -0500 (EST) Received: from smtpin23.hostedemail.com (a10.router.float.18 [10.200.18.1]) by unirelay06.hostedemail.com (Postfix) with ESMTP id 714EB1AB1AB for ; Sun, 11 Jan 2026 08:25:28 +0000 (UTC) X-FDA: 84318998736.23.5987B3C Received: from sea.source.kernel.org (sea.source.kernel.org [172.234.252.31]) by imf19.hostedemail.com (Postfix) with ESMTP id B85991A0004 for ; Sun, 11 Jan 2026 08:25:26 +0000 (UTC) Authentication-Results: imf19.hostedemail.com; dkim=pass header.d=kernel.org header.s=k20201202 header.b="c+P+a//z"; spf=pass (imf19.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=1768119926; 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=ZI4KGl4ZdlhaKQtFg5N51ionZ3BEZaRGa8lZ5haxR1I=; b=FDT+ondO16U0+GUM8JUpDWQd1G/latdsU0olxkzHckG+Z4JQdE/P7OYwO2iTOxMuf2k0rF ucTSIAOY5py7Dx5sbQ5IlpEvQtru/rb4rERe7Oxi9sr+73AMUf/VhpfV/CHHLi0cd67BeK 0emYLXnrSAJMJej8HS7ZFijaZrgEG1Q= ARC-Authentication-Results: i=1; imf19.hostedemail.com; dkim=pass header.d=kernel.org header.s=k20201202 header.b="c+P+a//z"; spf=pass (imf19.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=1768119926; a=rsa-sha256; cv=none; b=Gk8MSFripgF3aGTW443vdUlgXgvOT2zx7+8pU/CEueZLba0bI5sZEorHJXzvquN5yYfgqo Fy0BwnmQDVgD9JnrcoL2rxCpUeFqqjNLEZwqRJYVj9CAKM2bMgPi5VM7gOxSJU8Yf7r6Iq 2UZEA2aHuS6Xw7pwI5PMfiBuzXExPhE= Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by sea.source.kernel.org (Postfix) with ESMTP id D50E440557; Sun, 11 Jan 2026 08:25:25 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 1EE4AC4CEF7; Sun, 11 Jan 2026 08:25:10 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1768119925; bh=qZJ/kX6852xy97RGj2L4BqvkwDGVySCnfrT6X/8ZHF4=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=c+P+a//z4Nd5nIw0v+f+shPEprkJC1dixcExDF6DS8B1qCxJNhAn9gpWgY3+8tYux 5S5M6nBwReivNwSNXdn/8vuT0YA2vEEo0MxOaXXZ7/PYTBLJ22IqjIFsWf6fSvFriU Xp/PcxtxdPH7dMXA6/y4k9GPtvHylLYxsywRRRuXL+oes1SFX8LWWJf3/H/FCWaM5b 3/5oyLuN+DtN5k0D9u+ZZMiZW5jvG2mpiqt2m0hga5FUwHpEnfNSjZsML4vSpltVef 8ZMgZSSbpINkDwSUrZONYkFT4OT4WwQePp6Vv669nytS4Ymj4bdmUg/4ZkvKpXSVhU wY8POksQVxL1g== 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 16/29] riscv: introduce arch_zone_limits_init() Date: Sun, 11 Jan 2026 10:20:50 +0200 Message-ID: <20260111082105.290734-17-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: jtfyedatzfg6b5r9pbfus6wd3hcz57en X-Rspamd-Queue-Id: B85991A0004 X-Rspamd-Server: rspam04 X-HE-Tag: 1768119926-312340 X-HE-Meta: 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 I8tsTlQD 45B/nt+AyTEWPgeJDfMZ7ZyNehhmyYqR9FIxDJmRzEaFLvG88cXCt27WQsLpAGLqG+qGz/durhowK/TRDIs/gryX+ETm9pAUEweT3mFTnOObUDBpkuD03oHgkA7GpiofTc19r3N+JKq+s63zFAzyfP03TGFzbR91j3OdOtVk+QDZi52VN+3mzx29CtEXEL0JvP7lku704AQ1ka/OoqiQXzfUjg/kzumLA9MYCKYfbfeaP/7qUmp/89V+MgtStfvyY09Jqvdu5InKas3hVZy0fs0caO/Q9RO+eP/nVfu1cQZru5xmiVbDWoLo5UgTG4XVzhRnTVwGV9IClfawZIL/sdsYAm8LdTh1WEPUN 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/riscv/mm/init.c | 10 +++++++--- 1 file changed, 7 insertions(+), 3 deletions(-) diff --git a/arch/riscv/mm/init.c b/arch/riscv/mm/init.c index addb8a9305be..97e8661fbcff 100644 --- a/arch/riscv/mm/init.c +++ b/arch/riscv/mm/init.c @@ -79,15 +79,19 @@ uintptr_t _dtb_early_pa __initdata; phys_addr_t dma32_phys_limit __initdata; -static 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] = { 0, }; - #ifdef CONFIG_ZONE_DMA32 max_zone_pfns[ZONE_DMA32] = PFN_DOWN(dma32_phys_limit); #endif max_zone_pfns[ZONE_NORMAL] = max_low_pfn; +} + +static void __init zone_sizes_init(void) +{ + unsigned long max_zone_pfns[MAX_NR_ZONES] = { 0, }; + arch_zone_limits_init(max_zone_pfns); free_area_init(max_zone_pfns); } -- 2.51.0