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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (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 58F461099B3B for ; Fri, 20 Mar 2026 22:14:22 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:Cc:To:In-Reply-To:References:Message-Id :MIME-Version:Subject:Date:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=p2SIn8iwQtgVZEOroJnjCAjopICUeCW/pSMRHxdI88A=; b=L8PeyBDVV7kb9I vrYOjwWZkiPeAQ79hPPCBLYwgE5PXambV237iF86rFgHKKBUwlmcREfFwXZ2S0fOA95mxYg4ENP/2 QJZgE44SltHRPtYCcpJ9NzkQZ3cBcaFhAWfL8YNuDqC5VYioiHX3r+lhazVZIsj5/VMlALML5E4Mw DJlblxIza0LCJCBHJxqibdY570D61o/mATo/99MWe8KSQq8hve76ck3tCQ0Ll1+FbEkRlIHS/12gC X/YXtUTljHoqxwLfReVXY/Kcu+1TnlK0T5Rl1VF+wI88Qncqhkc4/nGthQ21D6o77mKiFiYfWvSbV +GCfnCld5NTt5bFrpyNg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1w3i6h-0000000DfTt-1JmX; Fri, 20 Mar 2026 22:14:15 +0000 Received: from tor.source.kernel.org ([2600:3c04:e001:324:0:1991:8:25]) by bombadil.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1w3i6g-0000000DfT0-1QxS for linux-riscv@lists.infradead.org; Fri, 20 Mar 2026 22:14:14 +0000 Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by tor.source.kernel.org (Postfix) with ESMTP id C10C660132; Fri, 20 Mar 2026 22:14:13 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id CD735C2BCB6; Fri, 20 Mar 2026 22:14:09 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1774044853; bh=QZECcZOo9XU6VE0O+G1ptFNqIVCOuWAko6C1OasJr/U=; h=From:Date:Subject:References:In-Reply-To:To:Cc:From; b=BYJKP7zlv4jBTvu80a24WL8Ct5aU4DcbuPl7DomVKZQywcFSHmDul15sUSZzpOS9w VGpkVDDKudEKjzp330WynQpTZJarltWaw0dHJ3u7eeAic+bRO3z2vaoJXKeKE8CzXJ Hlir4vVzCgO/f2OKDKqS8rRg5eQw0Vi39t7NMLD4x1kMCvNqs1ghvWraXEpRmdgbkJ ouDmSeYe65LVeauMLiEz99LE6nUEBfU2ntRObRZhG73T8ceIv43bw4PDm71NWkHgYS M2POdUrqX1hIGxGX4jWTxYwJH7i/lYl4bma2SJk/M0epQ5B85WZGwtmdA9RUsRNrzD BZVwwK53Fv3qA== From: "David Hildenbrand (Arm)" Date: Fri, 20 Mar 2026 23:13:39 +0100 Subject: [PATCH v2 07/15] mm/bootmem_info: remove handling for !CONFIG_SPARSEMEM_VMEMMAP MIME-Version: 1.0 Message-Id: <20260320-sparsemem_cleanups-v2-7-096addc8800d@kernel.org> References: <20260320-sparsemem_cleanups-v2-0-096addc8800d@kernel.org> In-Reply-To: <20260320-sparsemem_cleanups-v2-0-096addc8800d@kernel.org> To: linux-kernel@vger.kernel.org Cc: Andrew Morton , Oscar Salvador , Axel Rasmussen , Yuanchu Xie , Wei Xu , Lorenzo Stoakes , "Liam R. Howlett" , Vlastimil Babka , Mike Rapoport , Suren Baghdasaryan , Michal Hocko , Sidhartha Kumar , linux-mm@kvack.org, linux-cxl@vger.kernel.org, linux-riscv@lists.infradead.org, "David Hildenbrand (Arm)" X-Mailer: b4 0.13.0 X-BeenThere: linux-riscv@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-riscv" Errors-To: linux-riscv-bounces+linux-riscv=archiver.kernel.org@lists.infradead.org It is not immediately obvious that CONFIG_HAVE_BOOTMEM_INFO_NODE is only selected from CONFIG_MEMORY_HOTREMOVE, which itself depends on CONFIG_MEMORY_HOTPLUG that ... depends on CONFIG_SPARSEMEM_VMEMMAP. Let's remove the !CONFIG_SPARSEMEM_VMEMMAP leftovers that are dead code. Reviewed-by: Lorenzo Stoakes (Oracle) Reviewed-by: Mike Rapoport (Microsoft) Signed-off-by: David Hildenbrand (Arm) --- mm/bootmem_info.c | 37 ------------------------------------- 1 file changed, 37 deletions(-) diff --git a/mm/bootmem_info.c b/mm/bootmem_info.c index b0e2a9fa641f..e61e08e24924 100644 --- a/mm/bootmem_info.c +++ b/mm/bootmem_info.c @@ -40,42 +40,6 @@ void put_page_bootmem(struct page *page) } } -#ifndef CONFIG_SPARSEMEM_VMEMMAP -static void __init register_page_bootmem_info_section(unsigned long start_pfn) -{ - unsigned long mapsize, section_nr, i; - struct mem_section *ms; - struct page *page, *memmap; - struct mem_section_usage *usage; - - section_nr = pfn_to_section_nr(start_pfn); - ms = __nr_to_section(section_nr); - - /* Get section's memmap address */ - memmap = sparse_decode_mem_map(ms->section_mem_map, section_nr); - - /* - * Get page for the memmap's phys address - * XXX: need more consideration for sparse_vmemmap... - */ - page = virt_to_page(memmap); - mapsize = sizeof(struct page) * PAGES_PER_SECTION; - mapsize = PAGE_ALIGN(mapsize) >> PAGE_SHIFT; - - /* remember memmap's page */ - for (i = 0; i < mapsize; i++, page++) - get_page_bootmem(section_nr, page, SECTION_INFO); - - usage = ms->usage; - page = virt_to_page(usage); - - mapsize = PAGE_ALIGN(mem_section_usage_size()) >> PAGE_SHIFT; - - for (i = 0; i < mapsize; i++, page++) - get_page_bootmem(section_nr, page, MIX_SECTION_INFO); - -} -#else /* CONFIG_SPARSEMEM_VMEMMAP */ static void __init register_page_bootmem_info_section(unsigned long start_pfn) { unsigned long mapsize, section_nr, i; @@ -100,7 +64,6 @@ static void __init register_page_bootmem_info_section(unsigned long start_pfn) for (i = 0; i < mapsize; i++, page++) get_page_bootmem(section_nr, page, MIX_SECTION_INFO); } -#endif /* !CONFIG_SPARSEMEM_VMEMMAP */ void __init register_page_bootmem_info_node(struct pglist_data *pgdat) { -- 2.43.0 _______________________________________________ linux-riscv mailing list linux-riscv@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-riscv