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 lists.ozlabs.org (lists.ozlabs.org [112.213.38.117]) (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 88A90E9410B for ; Fri, 2 Jan 2026 07:06:28 +0000 (UTC) Received: from boromir.ozlabs.org (localhost [127.0.0.1]) by lists.ozlabs.org (Postfix) with ESMTP id 4djF9G6VDYz2yFk; Fri, 02 Jan 2026 18:06:26 +1100 (AEDT) Authentication-Results: lists.ozlabs.org; arc=none smtp.remote-ip=172.234.252.31 ARC-Seal: i=1; a=rsa-sha256; d=lists.ozlabs.org; s=201707; t=1767337586; cv=none; b=bFzCP3kFfaSTZiQ2Gl+BjU7BuFXT4B942t0LXvuStElqFIyB16x0SuZzHSeA2yYyc7eIX4w68ixirme/g4wKHpEBSR/FTCj52zi/yE6C1gCOlZy0RSeAhRM65fNUOFFURInEPLfOrrnpmlUUqc3hUsDU5HVOqhiafmh0B11DQrXeUSFa6k/VqWOnKbZpzYI7Y094Zug29CJqOkn71ZEUgOuXgcHRgDBb5Jxu9ATK/gwdPKINBa/gNRKWzcPklf6L8Csq2GoOOFu/ALBNYyqkUE51thEhYZR/F+ihdKFKfsyP6q/01ilipzqhqa6mOpSsu0GcCVQTjndMw9Eef2xV1A== ARC-Message-Signature: i=1; a=rsa-sha256; d=lists.ozlabs.org; s=201707; t=1767337586; c=relaxed/relaxed; bh=NMuEVnl163nXTa+O/OHvtDDMLzmwllm0L4yo7sEJ3YQ=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=S82yTUOyRUqSHSOdzN49Y4hBYH6lOha+kcUAphEQkcaLUo2vrg5H63xI0zccchOt8rs3ApzUdeSR3Km23zmLMcNF0z7I5rRx5lAi8kNSmmcwIrKVfqpyb14TMKZn2NCet+pcT/yBcLH8PGmGVcu+4EtxyDgXXVYb+NBZ8xGIOo8X4YaFVZNPcKbWe1rouvzg/2PFlQ5zWpPXCkjXNb1l/RhVbrELRKhYoxot5nV33TxdjIpbawbpNGXr5SVjx9Ufn7+RBzTqz3m3t/+3aG/3NolZbk2OQZaydosFJ+C0fHICFbWy7LGghTRymQegEw285yUJLgkXKjeFFSV+Flv1LA== ARC-Authentication-Results: i=1; lists.ozlabs.org; dmarc=pass (p=quarantine dis=none) header.from=kernel.org; dkim=pass (2048-bit key; unprotected) header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256 header.s=k20201202 header.b=Inzhh79V; dkim-atps=neutral; spf=pass (client-ip=172.234.252.31; helo=sea.source.kernel.org; envelope-from=rppt@kernel.org; receiver=lists.ozlabs.org) smtp.mailfrom=kernel.org Authentication-Results: lists.ozlabs.org; dmarc=pass (p=quarantine dis=none) header.from=kernel.org Authentication-Results: lists.ozlabs.org; dkim=pass (2048-bit key; unprotected) header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256 header.s=k20201202 header.b=Inzhh79V; dkim-atps=neutral Authentication-Results: lists.ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=kernel.org (client-ip=172.234.252.31; helo=sea.source.kernel.org; envelope-from=rppt@kernel.org; receiver=lists.ozlabs.org) Received: from sea.source.kernel.org (sea.source.kernel.org [172.234.252.31]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange x25519) (No client certificate requested) by lists.ozlabs.org (Postfix) with ESMTPS id 4djF9G1M7zz2yFd for ; Fri, 02 Jan 2026 18:06:26 +1100 (AEDT) Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by sea.source.kernel.org (Postfix) with ESMTP id 79B0540AD3; Fri, 2 Jan 2026 07:06:24 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 72875C116D0; Fri, 2 Jan 2026 07:06:10 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1767337584; bh=q+M5A50bBS7JfetqFByPT+KJrphXgISZqTpM92eTenA=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=Inzhh79VgyZ5ZJxghX5baX9tzk6HIXuZ2MyqXt2ADd1mHizZQUaLq3g/u+lhVlVEH kKgI9ji+RRI3pXIaxvmzfXOBumXagdqGp9BtkhjHVMewmngWlnF2E2IL9QTkOuRSgA F5wxMXSi1A6yoJSUGtErYauF2O/JyBm3/k7mIOJswcDRKHuzj6G9fKWXAYhoaocl3X m5h6uKBtJQGDNcQcCMWGhQ3CQWLoc9niN5VqwphQ53oJeTNLdLJkMwAcW4v7twPhRC 5qG2/LuaasR/8SN3/olgUS1+J1BoQDKKseepevIyapBoMFO2rsT09pb815Wn1kOow6 9VlvE1zKTvTrg== 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 25/28] x86: don't reserve hugetlb memory in setup_arch() Date: Fri, 2 Jan 2026 09:00:01 +0200 Message-ID: <20260102070005.65328-26-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> X-Mailing-List: linuxppc-dev@lists.ozlabs.org List-Id: List-Help: List-Owner: List-Post: List-Archive: , List-Subscribe: , , List-Unsubscribe: Precedence: list MIME-Version: 1.0 Content-Transfer-Encoding: 8bit From: "Mike Rapoport (Microsoft)" Commit 665eaf313314 ("x86/setup: call hugetlb_bootmem_alloc early") added an early call to hugetlb_bootmem_alloc() to setup_arch() to allow HVO style pre-initialization of vmemmap on x86. With the ordering of hugetlb reservation vs memory map initialization sorted out in core MM this no longer needs to be an architecture specific quirk. Drop the call to hugetlb_bootmem_alloc() from x86::setup_arch(). Signed-off-by: Mike Rapoport (Microsoft) --- arch/x86/kernel/setup.c | 1 - 1 file changed, 1 deletion(-) diff --git a/arch/x86/kernel/setup.c b/arch/x86/kernel/setup.c index 1b2edd07a3e1..e2318fa9b1bb 100644 --- a/arch/x86/kernel/setup.c +++ b/arch/x86/kernel/setup.c @@ -1191,7 +1191,6 @@ void __init setup_arch(char **cmdline_p) if (boot_cpu_has(X86_FEATURE_GBPAGES)) { hugetlb_cma_reserve(PUD_SHIFT - PAGE_SHIFT); - hugetlb_bootmem_alloc(); } /* -- 2.51.0