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 BA2A5C44501 for ; Wed, 8 Jul 2026 14:12:05 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id 81AA56B00AA; Wed, 8 Jul 2026 10:12:04 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id 7F2136B00AD; Wed, 8 Jul 2026 10:12:04 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 6E8646B00AA; Wed, 8 Jul 2026 10:12:04 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from relay.hostedemail.com (smtprelay0016.hostedemail.com [216.40.44.16]) by kanga.kvack.org (Postfix) with ESMTP id 3BDF76B00AA for ; Wed, 8 Jul 2026 10:12:04 -0400 (EDT) Received: from smtpin04.hostedemail.com (lb01a-stub [10.200.18.249]) by unirelay06.hostedemail.com (Postfix) with ESMTP id C45C61C722B for ; Wed, 8 Jul 2026 14:12:03 +0000 (UTC) X-FDA: 84965798526.04.72F9B30 Received: from sea.source.kernel.org (sea.source.kernel.org [172.234.252.31]) by imf27.hostedemail.com (Postfix) with ESMTP id 0A2EB40010 for ; Wed, 8 Jul 2026 14:12:01 +0000 (UTC) Authentication-Results: imf27.hostedemail.com; dkim=pass header.d=kernel.org header.s=k20260515 header.b=hoctbuLL; spf=pass (imf27.hostedemail.com: domain of david@kernel.org designates 172.234.252.31 as permitted sender) smtp.mailfrom=david@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=1783519922; 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-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references:dkim-signature; bh=QogqO2vhwb6p7TEPdjCvspK5sajQUWVpqTDoqs/yB/U=; b=y0ZNKeF/A6aUg6O/uF109o2pLU+nA4krnD+qfjlwBXo3M6XjPIamMNxA1Y0eWUZz9IWXNd MPkkb6YhbPsDPALQAcxyGQzuuqL9A6eC5Q8H62Jp7XxHbSPXE7SC3FGanppS54Kka/7885 p+Du9pblXjNEGGRgtKFfBKLFK1WqrsY= ARC-Authentication-Results: i=1; imf27.hostedemail.com; dkim=pass header.d=kernel.org header.s=k20260515 header.b=hoctbuLL; spf=pass (imf27.hostedemail.com: domain of david@kernel.org designates 172.234.252.31 as permitted sender) smtp.mailfrom=david@kernel.org; dmarc=pass (policy=quarantine) header.from=kernel.org ARC-Seal: i=1; a=rsa-sha256; d=hostedemail.com; s=arc-20220608; cv=none; t=1783519922; b=i1XJYWs7+Mw85XUkVEnxpGGEnHMsOAjzbdtRA/NcWTSve3qdFGh4jeJ55mhVEwbr+MSKPz Xn/IBDFxW1D3U/UFFEHHx8z9hwPLPMb1ISrZMmTO43VvLiBOdqcFh0MlDPf8dOy6WdOZGZ keY6K7GmQy6dRA6mQ168m1Ae0YmIj6c= Received: from smtp.kernel.org (quasi.space.kernel.org [100.103.45.18]) by sea.source.kernel.org (Postfix) with ESMTP id 5ADE743B40; Wed, 8 Jul 2026 14:12:01 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 05F981F00A3D; Wed, 8 Jul 2026 14:11:53 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1783519921; bh=QogqO2vhwb6p7TEPdjCvspK5sajQUWVpqTDoqs/yB/U=; h=From:Date:Subject:References:In-Reply-To:To:Cc; b=hoctbuLLxdAC0N3FiscXIkIWyHz6YjDTXPz2zjNd4PHHqRA7EJc7+9JjaG/85/OEC yZcBMEZoWWd+WtlXsolZSDhHxC3ED4nWpLgC6jUF+MMlWqhjeKbnzdBDQscW4gw9tD VsACB1aJb6TstaZWXgRr3EizWOYvP7FCdl1113zmR7X6JbFd666nd0C/zk1mHn3xhW VJRt6yPyFnkkMau/q5Hq2TmljEIwtE6dEduKYT9Gf9Gzh1Sxm8IlAae8zFL8kjazsk 7EJcIukUE+gYmvRHjqpSvPWNmDG9LAYYKUftJ5tZv74xtD925scZRMh35w8SvA3v94 jvx2m2o4Emd5Q== From: "David Hildenbrand (Arm)" Date: Wed, 08 Jul 2026 16:11:02 +0200 Subject: [PATCH 07/10] x86/mm: remove CONFIG_HAVE_BOOTMEM_INFO_NODE MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Message-Id: <20260708-bootmem_info_part2-v1-7-156ce4986598@kernel.org> References: <20260708-bootmem_info_part2-v1-0-156ce4986598@kernel.org> In-Reply-To: <20260708-bootmem_info_part2-v1-0-156ce4986598@kernel.org> To: Dave Hansen , Andy Lutomirski , Peter Zijlstra , Thomas Gleixner , Ingo Molnar , Borislav Petkov , x86@kernel.org, "H. Peter Anvin" , Andrew Morton , Lorenzo Stoakes , "Liam R. Howlett" , Vlastimil Babka , Mike Rapoport , Suren Baghdasaryan , Michal Hocko , Brendan Jackman , Johannes Weiner , Zi Yan , Alexander Gordeev , Gerald Schaefer , Heiko Carstens , Vasily Gorbik , Christian Borntraeger , Sven Schnelle , Muchun Song , Oscar Salvador Cc: linux-kernel@vger.kernel.org, linux-mm@kvack.org, linux-s390@vger.kernel.org, "David Hildenbrand (Arm)" X-Mailer: b4 0.15.2 X-Rspam-User: X-Rspamd-Server: rspam08 X-Rspamd-Queue-Id: 0A2EB40010 X-Stat-Signature: 16igkd3ny3kpqk883mmh5ch5ek1fffyh X-HE-Tag: 1783519921-612556 X-HE-Meta: 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 IlWSA0rl iUsj7Yn9oum9HXBLmglDwWaEwW3hE644+WOMhX8oZA/oAojJjS7aerRc8/gGmy5oUgacCqshCXJBdmqqWLUTezIrEd+aAPEca2Uf7hywoKGfIcaJuWrMTM5MLioW3lZ9w2dAypwkGc0Q7GAFtM2GYSDu6XOjbnJW6Z/3icZYkxm7j1sRn1EUPbJG8YcKZIC3nlFT0oVM6EPen20fOHyH1lJFJx4MMEucOLvrUk+HWEchcvAbuw7QXstjVwOZJO487Ajn0SblJt1aVH8uUu9SFrxVbJb2ydiG+FCxxbbPaUBMJQwvfqxtC+JWrteX6L7NGsJVGSa7AZEh0GWM= Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: CONFIG_HAVE_BOOTMEM_INFO_NODE now essentially doesn't do anything. So let's remove support for CONFIG_HAVE_BOOTMEM_INFO_NODE. Signed-off-by: David Hildenbrand (Arm) --- arch/x86/mm/init_64.c | 26 -------------------------- mm/Kconfig | 1 - 2 files changed, 27 deletions(-) diff --git a/arch/x86/mm/init_64.c b/arch/x86/mm/init_64.c index 1b17dcf781e66..ab4c5a02326f7 100644 --- a/arch/x86/mm/init_64.c +++ b/arch/x86/mm/init_64.c @@ -33,7 +33,6 @@ #include #include #include -#include #include #include @@ -1286,16 +1285,6 @@ void __ref arch_remove_memory(u64 start, u64 size, struct vmem_altmap *altmap, static struct kcore_list kcore_vsyscall; -static void __init register_page_bootmem_info(void) -{ -#if defined(CONFIG_NUMA) || defined(CONFIG_HUGETLB_PAGE_OPTIMIZE_VMEMMAP) - int i; - - for_each_online_node(i) - register_page_bootmem_info_node(NODE_DATA(i)); -#endif -} - /* * Pre-allocates page-table pages for the vmalloc area in the kernel page-table. * Only the level which needs to be synchronized between all page-tables is @@ -1358,14 +1347,6 @@ void __init mem_init(void) after_bootmem = 1; x86_init.hyper.init_after_bootmem(); - /* - * Must be done after boot memory is put on freelist, because here we - * might set fields in deferred struct pages that have not yet been - * initialized, and memblock_free_all() initializes all the reserved - * deferred pages for us. - */ - register_page_bootmem_info(); - /* Register memory areas for /proc/kcore */ if (get_gate_vma(&init_mm)) kclist_add(&kcore_vsyscall, (void *)VSYSCALL_ADDR, PAGE_SIZE, KCORE_USER); @@ -1564,13 +1545,6 @@ int __meminit vmemmap_populate(unsigned long start, unsigned long end, int node, return err; } -#ifdef CONFIG_HAVE_BOOTMEM_INFO_NODE -void register_page_bootmem_memmap(unsigned long section_nr, - struct page *start_page, unsigned long nr_pages) -{ -} -#endif - void __meminit vmemmap_populate_print_last(void) { if (p_start) { diff --git a/mm/Kconfig b/mm/Kconfig index f794a341d7422..592003a258bad 100644 --- a/mm/Kconfig +++ b/mm/Kconfig @@ -590,7 +590,6 @@ endchoice config MEMORY_HOTREMOVE bool "Allow for memory hot remove" - select HAVE_BOOTMEM_INFO_NODE if X86_64 depends on MEMORY_HOTPLUG select MIGRATION -- 2.43.0