From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (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 E5E402417E2 for ; Thu, 6 Feb 2025 23:20:07 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1738884008; cv=none; b=YZtoq99kfSyC6aA+7pEgvEoVbmHaUYoN3YWUI91lyPxjMboQ3pKLP1e3SNFrFst06Ce4jDwIzvVOihperupTboaEYt0smSVou218WtdH1bPbJGZkLC3tZQCc+npcl7mfWdv8MKPXBz/4fn4QZtDLoq2j9/cer/8E/lw8rZ2ukuo= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1738884008; c=relaxed/simple; bh=4+6ifPNKL1/1zEQvqOnkD7oH00qcKiULVGyUrJPl9xw=; h=Date:To:From:Subject:Message-Id; b=gsd71dXnep57V3G3eRg4lEZpqHwlijkNPXG5r5OuoePFdnrTU/eJ6mnke2+9GZEOlVvEYq9kFN+zpYHuKvy80RF9qKfMaFG/Cp45vo6GmgUiaZ+MMxQ/xeLQiDdHzTZ1qLwaKh18EQSgPwvMh6k2srqCKB95QzEzWH3YgPDovIA= 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=UGtWPg5y; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linux-foundation.org header.i=@linux-foundation.org header.b="UGtWPg5y" Received: by smtp.kernel.org (Postfix) with ESMTPSA id B00EBC4CEDF; Thu, 6 Feb 2025 23:20:07 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linux-foundation.org; s=korg; t=1738884007; bh=4+6ifPNKL1/1zEQvqOnkD7oH00qcKiULVGyUrJPl9xw=; h=Date:To:From:Subject:From; b=UGtWPg5yrGIxmgwEmzVeLFbf8DAGNbbe2R3Yvb1eKqPFL7NshsYyFzHmasAFToO42 kiHb+1f5S+BtOdiN4HsBu1uDl9jQok8rmzb1zW+6F/CYNwSVOInToSnb8K7Dgxxgq3 bvejJlHWMCxOY/itHsicsovOXyAaxfyGdFzmXBHM= Date: Thu, 06 Feb 2025 15:20:06 -0800 To: mm-commits@vger.kernel.org,yuzhao@google.com,yaozhenguo1@gmail.com,usamaarif642@gmail.com,roman.gushchin@linux.dev,peterz@infradead.org,muchun.song@linux.dev,mpe@ellerman.id.au,maddy@linux.ibm.com,luto@kernel.org,joao.m.martins@oracle.com,hca@linux.ibm.com,gor@linux.ibm.com,dave.hansen@linux.intel.com,agordeev@linux.ibm.com,fvdl@google.com,akpm@linux-foundation.org From: Andrew Morton Subject: + mm-hugetlb-move-huge_boot_pages-list-init-to-hugetlb_bootmem_alloc.patch added to mm-unstable branch Message-Id: <20250206232007.B00EBC4CEDF@smtp.kernel.org> Precedence: bulk X-Mailing-List: mm-commits@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: The patch titled Subject: mm/hugetlb: move huge_boot_pages list init to hugetlb_bootmem_alloc has been added to the -mm mm-unstable branch. Its filename is mm-hugetlb-move-huge_boot_pages-list-init-to-hugetlb_bootmem_alloc.patch This patch will shortly appear at https://git.kernel.org/pub/scm/linux/kernel/git/akpm/25-new.git/tree/patches/mm-hugetlb-move-huge_boot_pages-list-init-to-hugetlb_bootmem_alloc.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 the mm-everything branch at git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm and is updated there every 2-3 working days ------------------------------------------------------ From: Frank van der Linden Subject: mm/hugetlb: move huge_boot_pages list init to hugetlb_bootmem_alloc Date: Thu, 6 Feb 2025 18:50:57 +0000 Instead of initializing the per-node hugetlb bootmem pages list from the alloc function, we can now do it in a somewhat cleaner way, since there is an explicit hugetlb_bootmem_alloc function. Initialize the lists there. Link: https://lkml.kernel.org/r/20250206185109.1210657-18-fvdl@google.com Signed-off-by: Frank van der Linden Cc: Alexander Gordeev Cc: Andy Lutomirski Cc: Dave Hansen Cc: Heiko Carstens Cc: Joao Martins Cc: Madhavan Srinivasan Cc: Michael Ellerman Cc: Muchun Song Cc: Peter Zijlstra Cc: Roman Gushchin (Cruise) Cc: Usama Arif Cc: Vasily Gorbik Cc: Yu Zhao Cc: Zhenguo Yao Signed-off-by: Andrew Morton --- mm/hugetlb.c | 19 +++++++------------ 1 file changed, 7 insertions(+), 12 deletions(-) --- a/mm/hugetlb.c~mm-hugetlb-move-huge_boot_pages-list-init-to-hugetlb_bootmem_alloc +++ a/mm/hugetlb.c @@ -3578,7 +3578,6 @@ static unsigned long __init hugetlb_page static void __init hugetlb_hstate_alloc_pages(struct hstate *h) { unsigned long allocated; - static bool initialized __initdata; /* skip gigantic hugepages allocation if hugetlb_cma enabled */ if (hstate_is_gigantic(h) && hugetlb_cma_size) { @@ -3586,17 +3585,6 @@ static void __init hugetlb_hstate_alloc_ return; } - /* hugetlb_hstate_alloc_pages will be called many times, initialize huge_boot_pages once */ - if (!initialized) { - int i = 0; - - for (i = 0; i < MAX_NUMNODES; i++) - INIT_LIST_HEAD(&huge_boot_pages[i]); - h->next_nid_to_alloc = first_online_node; - h->next_nid_to_free = first_online_node; - initialized = true; - } - /* do node specific alloc */ if (hugetlb_hstate_alloc_pages_specific_nodes(h)) return; @@ -4920,13 +4908,20 @@ bool __init hugetlb_bootmem_allocated(vo void __init hugetlb_bootmem_alloc(void) { struct hstate *h; + int i; if (__hugetlb_bootmem_allocated) return; + for (i = 0; i < MAX_NUMNODES; i++) + INIT_LIST_HEAD(&huge_boot_pages[i]); + hugetlb_parse_params(); for_each_hstate(h) { + h->next_nid_to_alloc = first_online_node; + h->next_nid_to_free = first_online_node; + if (hstate_is_gigantic(h)) hugetlb_hstate_alloc_pages(h); } _ Patches currently in -mm which might be from fvdl@google.com are mm-cma-export-total-and-free-number-of-pages-for-cma-areas.patch mm-cma-support-multiple-contiguous-ranges-if-requested.patch mm-cma-introduce-cma_intersects-function.patch mm-hugetlb-use-cma_declare_contiguous_multi.patch mm-hugetlb-fix-round-robin-bootmem-allocation.patch mm-hugetlb-remove-redundant-__clearpagereserved.patch mm-hugetlb-use-online-nodes-for-bootmem-allocation.patch mm-hugetlb-convert-cmdline-parameters-from-setup-to-early.patch x86-mm-make-register_page_bootmem_memmap-handle-pte-mappings.patch mm-bootmem_info-export-register_page_bootmem_memmap.patch mm-sparse-allow-for-alternate-vmemmap-section-init-at-boot.patch mm-hugetlb-set-migratetype-for-bootmem-folios.patch mm-define-__init_reserved_page_zone-function.patch mm-hugetlb-check-bootmem-pages-for-zone-intersections.patch mm-sparse-add-vmemmap__hvo-functions.patch mm-hugetlb-deal-with-multiple-calls-to-hugetlb_bootmem_alloc.patch mm-hugetlb-move-huge_boot_pages-list-init-to-hugetlb_bootmem_alloc.patch mm-hugetlb-add-pre-hvo-framework.patch mm-hugetlb_vmemmap-fix-hugetlb_vmemmap_restore_folios-definition.patch mm-hugetlb-do-pre-hvo-for-bootmem-allocated-pages.patch x86-setup-call-hugetlb_bootmem_alloc-early.patch x86-mm-set-arch_want_sparsemem_vmemmap_preinit.patch mm-cma-simplify-zone-intersection-check.patch mm-cma-introduce-a-cma-validate-function.patch mm-cma-introduce-interface-for-early-reservations.patch mm-hugetlb-add-hugetlb_cma_only-cmdline-option.patch mm-hugetlb-enable-bootmem-allocation-from-cma-areas.patch mm-hugetlb-move-hugetlb-cma-code-in-to-its-own-file.patch