Subject	mm: Introduce section-based vmemmap optimization for HugeTLB
Author	songmuchun@bytedance.com
Date	2026-08-25 08:45:52 +0000 UTC
Version	Version 2 Version 3 Version 4 Version 5
Cc	akpm@linux-foundation.org david.laight.linux@gmail.com david@kernel.org liam@infradead.org linux-kernel@vger.kernel.org linux-mm@kvack.org ljs@kernel.org mhocko@suse.com muchun.song@linux.dev osalvador@suse.de qi.zheng@linux.dev rppt@kernel.org songmuchun@bytedance.com surenb@google.com vbabka@kernel.org

Patches (17)

Name	Content [All]
[PATCH v5 01/17] mm/sparse: relax struct mem_section size constraints	[Body]
[PATCH v5 02/17] mm/sparse-vmemmap: rename HVO order macros	[Body]
[PATCH v5 03/17] mm/mm_init: skip initializing shared vmemmap tail pages	[Body]
[PATCH v5 04/17] mm/sparse-vmemmap: initialize shared tail vmemmap pages on allocation	[Body]
[PATCH v5 05/17] mm/sparse-vmemmap: support section-based vmemmap accounting	[Body]
[PATCH v5 06/17] mm/mm_init: factor out pfn_to_zone()	[Body]
[PATCH v5 07/17] mm/sparse-vmemmap: move helpers ahead of future callers	[Body]
[PATCH v5 08/17] mm/sparse-vmemmap: support section-based vmemmap optimization	[Body]
[PATCH v5 09/17] mm/sparse: initialize memory sections earlier	[Body]
[PATCH v5 10/17] mm/hugetlb: switch HugeTLB to section-based vmemmap optimization	[Body]
[PATCH v5 11/17] mm/sparse-vmemmap: remove SPARSEMEM_VMEMMAP_PREINIT support	[Body]
[PATCH v5 12/17] mm/sparse: inline usemap allocation into sparse_init_nid()	[Body]
[PATCH v5 13/17] mm/sparse: remove section_map_size()	[Body]
[PATCH v5 14/17] mm/hugetlb: remove HUGE_BOOTMEM_HVO	[Body]
[PATCH v5 15/17] mm/hugetlb: remove HUGE_BOOTMEM_CMA	[Body]
[PATCH v5 16/17] mm/hugetlb: localize struct huge_bootmem_page	[Body]
[PATCH v5 17/17] mm/hugetlb: localize HUGE_BOOTMEM_ZONES_VALID	[Body]

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