From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-alma10-1.taild15c8.ts.net [100.103.45.18]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 1C9D9EADC for ; Fri, 17 Jul 2026 00:02:54 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=100.103.45.18 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1784246576; cv=none; b=IoKGPRduEDv1Qmq/nlBqB7vufBCcalqTiVXFeqSADsGazfmdCVfK1iWTsgKFA/Ul87VvTY9lQZMKV8AspydUwWmF1KEhRlWsDQL9GWVCqAHvIvmp2PP3LEG7bnGwE/NN2SozXVJzgCRvw4zBiBJGv0qILX39QdTBSFLCHI9uh6Y= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1784246576; c=relaxed/simple; bh=CHdgfGyyHMnasen8brb3TvKZO1Aqwcrz3ZxBthz4QP0=; h=Date:To:From:Subject:Message-Id; b=XdxW+oUA/29XmPQObV8WD9K2D1EyMigtkfmhNbn1hV51i+tJ4E1QuhGijrRIYkoaNKQbMfjZPFVlxckQNkthXZeeaZwuVkNi7afDSZFiE34XhR7brMsVdz1K6Sll8rym0EVP/f7KzrAPYRt3HDdf9eiMovyKrBKBH84pfiEmXm4= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linux-foundation.org header.i=@linux-foundation.org header.b=RSekYVrg; arc=none smtp.client-ip=100.103.45.18 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linux-foundation.org header.i=@linux-foundation.org header.b="RSekYVrg" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 7CC261F000E9; Fri, 17 Jul 2026 00:02:54 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux-foundation.org; s=korg; t=1784246574; bh=XF1nNY0lEQ7iHp3XpPBD5H6kukMpR2LD/x9D50V/+pE=; h=Date:To:From:Subject; b=RSekYVrgLgjlbwzTh1UZHsAwSdn5JDBvU7jVAbyc/xEdAlN/p/lsPUlhUfzYaIRua Zx80ACigbksDP5n5TddlMrMTMtSU/RfLP18poSuCqqqa8pK/3YhUtCJqTe1IoZjArs PlGypZPQOk+WRZjcl1W0Ikcx+vas8iOdHm7NANyE= Date: Thu, 16 Jul 2026 17:02:54 -0700 To: mm-commits@vger.kernel.org,david@kernel.org,akpm@linux-foundation.org From: Andrew Morton Subject: + x86-mm-drop-order-parameter-from-free_pagetable.patch added to mm-unstable branch Message-Id: <20260717000254.7CC261F000E9@smtp.kernel.org> Precedence: bulk X-Mailing-List: mm-commits@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: The patch titled Subject: x86/mm: drop order parameter from free_pagetable() has been added to the -mm mm-unstable branch. Its filename is x86-mm-drop-order-parameter-from-free_pagetable.patch This patch will shortly appear at https://git.kernel.org/pub/scm/linux/kernel/git/akpm/25-new.git/tree/patches/x86-mm-drop-order-parameter-from-free_pagetable.patch This patch will later appear in the mm-unstable branch at git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm Before you just go and hit "reply", please: a) Consider who else should be cc'ed b) Prefer to cc a suitable mailing list as well c) Ideally: find the original patch on the mailing list and do a reply-to-all to that, adding suitable additional cc's *** Remember to use Documentation/process/submit-checklist.rst when testing your code *** The -mm tree is included into linux-next via various branches at git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm and is updated there most days ------------------------------------------------------ From: "David Hildenbrand (Arm)" Subject: x86/mm: drop order parameter from free_pagetable() Date: Thu, 16 Jul 2026 16:51:00 +0200 Patch series "mm: remove CONFIG_HAVE_BOOTMEM_INFO_NODE (Part 2)", v2. Let's remove the remaining pieces of CONFIG_HAVE_BOOTMEM_INFO_NODE, performing some smaller cleanups around freeing of reserved vmemmap pages on the way. This patch (of 10): All callers pass 0, so let's drop the parameter. Link: https://lore.kernel.org/20260716-bootmem_info_part2-v2-0-4afc76c73d61@kernel.org Link: https://lore.kernel.org/20260716-bootmem_info_part2-v2-1-4afc76c73d61@kernel.org Signed-off-by: David Hildenbrand (Arm) Reviewed-by: Mike Rapoport (Microsoft) Reviewed-by: Muchun Song Reviewed-by: Zi Yan Reviewed-by: Dave Hansen Cc: Alexander Gordeev Cc: Andy Lutomirski Cc: "Borislav Petkov (AMD)" Cc: Brendan Jackman Cc: Christian Borntraeger Cc: Gerald Schaefer Cc: Heiko Carstens Cc: "H. Peter Anvin" Cc: Ingo Molnar Cc: Johannes Weiner Cc: Liam R. Howlett Cc: Lorenzo Stoakes Cc: Michal Hocko Cc: Oscar Salvador Cc: Peter Zijlstra Cc: Suren Baghdasaryan Cc: Sven Schnelle Cc: Vasily Gorbik Cc: Vlastimil Babka Signed-off-by: Andrew Morton --- arch/x86/mm/init_64.c | 21 +++++++++------------ 1 file changed, 9 insertions(+), 12 deletions(-) --- a/arch/x86/mm/init_64.c~x86-mm-drop-order-parameter-from-free_pagetable +++ a/arch/x86/mm/init_64.c @@ -1006,22 +1006,19 @@ static void free_reserved_pages(struct p free_reserved_page(page++); } -static void __meminit free_pagetable(struct page *page, int order) +static void __meminit free_pagetable(struct page *page) { /* bootmem page has reserved flag */ if (PageReserved(page)) { - unsigned long nr_pages = 1 << order; #ifdef CONFIG_HAVE_BOOTMEM_INFO_NODE enum bootmem_type type = bootmem_type(page); - if (type == MIX_SECTION_INFO) { - while (nr_pages--) - put_page_bootmem(page++); - } else { - free_reserved_pages(page, nr_pages); - } + if (type == MIX_SECTION_INFO) + put_page_bootmem(page); + else + free_reserved_page(page); #else - free_reserved_pages(page, nr_pages); + free_reserved_page(page); #endif } else { pagetable_free(page_ptdesc(page)); @@ -1060,7 +1057,7 @@ static void __meminit free_pte_table(pte } /* free a pte table */ - free_pagetable(pmd_page(*pmd), 0); + free_pagetable(pmd_page(*pmd)); spin_lock(&init_mm.page_table_lock); pmd_clear(pmd); spin_unlock(&init_mm.page_table_lock); @@ -1078,7 +1075,7 @@ static void __meminit free_pmd_table(pmd } /* free a pmd table */ - free_pagetable(pud_page(*pud), 0); + free_pagetable(pud_page(*pud)); spin_lock(&init_mm.page_table_lock); pud_clear(pud); spin_unlock(&init_mm.page_table_lock); @@ -1096,7 +1093,7 @@ static void __meminit free_pud_table(pud } /* free a pud table */ - free_pagetable(p4d_page(*p4d), 0); + free_pagetable(p4d_page(*p4d)); spin_lock(&init_mm.page_table_lock); p4d_clear(p4d); spin_unlock(&init_mm.page_table_lock); _ Patches currently in -mm which might be from david@kernel.org are sparc-mm-drop-custom-pte_clear_not_present_full.patch mm-drop-pte_clear_not_present_full.patch mm-cleanup-clear_not_present_full_ptes-and-rename-to-clear_non_present_ptes.patch x86-mm-drop-order-parameter-from-free_pagetable.patch mm-provide-free_reserved_pages-removing-x86-variant.patch s390-mm-use-free_reserved_pages-in-vmem_free_pages.patch mm-bootmem_info-allow-calling-free_bootmem_page-on-pages-without-a-bootmem_type.patch x86-mm-stop-marking-vmemmap-as-section_info.patch x86-mm-stop-marking-page-tables-as-mix_section_info.patch x86-mm-remove-config_have_bootmem_info_node.patch mm-hugetlb_vmemmap-remove-bootmem_info-leftovers.patch mm-sparse-remove-bootmem_infoh-include.patch mm-bootmem_info-remove-config_have_bootmem_info_node.patch mm-standardize-printing-for-pgtable-entries.patch