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 0AA76D2502F for ; Sun, 11 Jan 2026 08:23:59 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id 6A7D76B00A3; Sun, 11 Jan 2026 03:23:58 -0500 (EST) Received: by kanga.kvack.org (Postfix, from userid 40) id 67EF86B00A5; Sun, 11 Jan 2026 03:23:58 -0500 (EST) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 57DFA6B00A6; Sun, 11 Jan 2026 03:23:58 -0500 (EST) X-Delivered-To: linux-mm@kvack.org Received: from relay.hostedemail.com (smtprelay0012.hostedemail.com [216.40.44.12]) by kanga.kvack.org (Postfix) with ESMTP id 45C636B00A3 for ; Sun, 11 Jan 2026 03:23:58 -0500 (EST) Received: from smtpin23.hostedemail.com (a10.router.float.18 [10.200.18.1]) by unirelay05.hostedemail.com (Postfix) with ESMTP id CC080587E2 for ; Sun, 11 Jan 2026 08:23:57 +0000 (UTC) X-FDA: 84318994914.23.8E2348C Received: from sea.source.kernel.org (sea.source.kernel.org [172.234.252.31]) by imf30.hostedemail.com (Postfix) with ESMTP id 23FFC80007 for ; Sun, 11 Jan 2026 08:23:55 +0000 (UTC) Authentication-Results: imf30.hostedemail.com; dkim=pass header.d=kernel.org header.s=k20201202 header.b=g3wHwPoc; spf=pass (imf30.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=1768119836; a=rsa-sha256; cv=none; b=0fvgitIgwQC/FZMFKU6gTu8Ks+fSQBUttwK8PbAuIIANHnTPKGAmvzlJ5Z7NuV06vju2He WKJ2jxm8+CYcZ1rMD5Bz4VC/dMqgdB/XKqWejw/WkJFbnOtldALBx/0GSnMXrNTNaLAE3E 2TeDOnQdk0vDA0hr9MYUaJ+SZu3ksdE= ARC-Authentication-Results: i=1; imf30.hostedemail.com; dkim=pass header.d=kernel.org header.s=k20201202 header.b=g3wHwPoc; spf=pass (imf30.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=1768119836; 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=pyJA9x7hsheLXPu5a74j6NhGqDdAk1HT6a+T9hWh9As=; b=ot7+O4KGZoEp4JKwQ2P3O5o3uBhsQ2t1MYs6HcD6ySTJZwGIfVP3xcIuER8PsloA6tUmir fpHFo46Zsom7MdsezGQFXEgTklVbtiOSP4uPJ7jL7g6JuEJmwNxXyUueINqUlQKjqd7hCz 14lLlNN9v84Aa/XHM/0yJQcqZyOug1M= Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by sea.source.kernel.org (Postfix) with ESMTP id 1EBF4433EE; Sun, 11 Jan 2026 08:23:55 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 5EDF1C16AAE; Sun, 11 Jan 2026 08:23:40 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1768119835; bh=BaQP+Uyb/5HYpSHuMHqe6vNV+NfiesFf3EGC4lY1beM=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=g3wHwPocaQXOnS8cXHgOmX12aHCxvtlLv70zRh12gWdkID9iDhtW/M31MNr0CmpW/ OowJMTg2aWmS26IEeqWDUvMwf+2LiyPBSfKQuBap9dt78myiwkFcqpKCAmGm35wJ6q 3z82c3/N2GJI7+GiOAw9w6S0UM0kmMClrmm/5o2QcwaFzSSsg/0gNjiqdXQnTjvLGE IrMAMMU2xQivcvGmYkOhzMVAwM5VPKlckGbnYTdOtMh9ZhMUdOj+tOZ2i96vt/iq0g YvrbDjeIX1Dn48J/V7fFLspSgLvrm220akCtZVLJDpVdhhH0iEsLFs7uJJB3YPxvHs h9VPQjmlr6wdg== 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 10/29] microblaze: introduce arch_zone_limits_init() Date: Sun, 11 Jan 2026 10:20:44 +0200 Message-ID: <20260111082105.290734-11-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-Stat-Signature: 58yte8hoj78hh5ie9iidj9e5x6uzum7h X-Rspamd-Server: rspam01 X-Rspamd-Queue-Id: 23FFC80007 X-Rspam-User: X-HE-Tag: 1768119835-739260 X-HE-Meta: U2FsdGVkX189jmBWU+Eh77GZpTUxvnAVd5/KFbRcFEDtleD5QFntycldUIpSFUslK1nP7wa+UGraRdm7OHSGxSiamm6vrq7C2zXb0jrup4fdAEb5QxQ6DWDT5vKgMSdTjcWD2yqoef0JtK4DCVWknpTbA4UHl+TEGkQBHLUUfNWRkQZK7Zl58SlgGr9ecyhW9UtGLZsz6V54sFRWOA0J8lOcqkqWQ/PFV8AvbbY7yyl8zDe+D2UX7iVA3oEvb+hgm6WRBJhxvJWBvlUPw1gXt3kiy315mtk9WQC3l4TwPL6RglXgHtdZDxCG9LNRy93exyn14+NDMAkx9M2SRD8WZnnfU1QS3smxB9LeNpt+m6MyHFP34zY8bxRI57XXzo5etuulVJs36Q+lDkzhcrFw2oRL6Yf3xopoe+/78UYNQ/5KCuAm+jd6Kc/DK5LTaBFCPSfqfxuZ3WAPmu+nXgMbgsYp9XUR7dVDKbRYDQrMwxv9CXaxlNxuMJwFoq+/76AqNNK813pcldznQ7LgT5Lyx/IwQRJ0WEEsTOi8OYOzs/9AHLG8XQW3beJ7W749x8tVScmgUGk5TIdgRgmRiUMkJOryCmskdaVwR2gCkWMHcTUVCjgM30jGbJzkHjam/Gtzuy/+9QWfRqFrgXxjtzDUYKd+bQfA5nSIWA3n8sOxdmRrXECyEJ4gzl84XPkEUhnNgQbPRpZyZlM7ZbFoYKUCylBiH5/0N4ouAuNfM4BGxeDRV/LvvnVM+yCsLEad966g6nz9Q8cGRVDwFWrlnsJCQX2ulAcZqHpgR/neH0gzo8Yj5X6jF4S8lIqb8aKuEuvjiTVBPOLY0zjbBknlJGv8rgylAh+/sJahyg2bmnJPVxL7qLlXaag+nFJ66/uOa6+t9GxevX7lFSAnxkCBulhIV6e2p8a8A1bDp+O12XkOp5G828zLKv1LT1EisDTcZgjLG7k46UL6Hz/3Wc/bHB9 nEPqK0Po Ry/PT/jFA12IxNAQyxEQAxxaj+m7uQ6bSgVEHN4NEUWuL5R9KtzqHXQvILnDqO5Bz6ETkLL28ttdN8KwzXzq1MxF7CBUmPlORJqp2kJsBbZdZHw2SoJomX/FqcPLCSz4iZqj7nZhS3DdEkqRnp/td+oS+RPADjQiuzPuUFp1Mfn2LHjhBhMIeGGXjNQXR2yGNPEtSA+2arE1k52yItofunRpFlTJ+J+NV4BLPSaKopQG0bFHxIXLFAqWhUrTQUbQ5Ia85Hf3aWfr1yo67dAV9F68Jhyq8esyHLQgmYytB011NNN70tpvu2LT0lON8htK/Ok1yLIGSx2S4e/bbESX695WhUfL9NpSJCTwz 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/microblaze/mm/init.c | 17 +++++++++++------ 1 file changed, 11 insertions(+), 6 deletions(-) diff --git a/arch/microblaze/mm/init.c b/arch/microblaze/mm/init.c index 31d475cdb1c5..54da60b81094 100644 --- a/arch/microblaze/mm/init.c +++ b/arch/microblaze/mm/init.c @@ -54,6 +54,16 @@ static void __init highmem_init(void) } #endif /* CONFIG_HIGHMEM */ +void __init arch_zone_limits_init(unsigned long *max_zone_pfns) +{ +#ifdef CONFIG_HIGHMEM + max_zone_pfns[ZONE_DMA] = max_low_pfn; + max_zone_pfns[ZONE_HIGHMEM] = max_pfn; +#else + max_zone_pfns[ZONE_DMA] = max_pfn; +#endif +} + /* * paging_init() sets up the page tables - in fact we've already done this. */ @@ -71,13 +81,8 @@ static void __init paging_init(void) #ifdef CONFIG_HIGHMEM highmem_init(); - - zones_size[ZONE_DMA] = max_low_pfn; - zones_size[ZONE_HIGHMEM] = max_pfn; -#else - zones_size[ZONE_DMA] = max_pfn; #endif - + arch_zone_limits_init(zones_size); /* We don't have holes in memory map */ free_area_init(zones_size); } -- 2.51.0