Subject	mm: Switch device DAX to section-based vmemmap optimization
Author	songmuchun@bytedance.com
Date	2026-08-31 07:53:32 +0000 UTC
Version	Version 1
Cc	akpm@linux-foundation.org chleroy@kernel.org corbet@lwn.net david@kernel.org linux-doc@vger.kernel.org linux-kernel@vger.kernel.org linux-mm@kvack.org linuxppc-dev@lists.ozlabs.org ljs@kernel.org maddy@linux.ibm.com mpe@ellerman.id.au muchun.song@linux.dev npiggin@gmail.com osalvador@suse.de qi.zheng@linux.dev rdunlap@infradead.org rppt@kernel.org songmuchun@bytedance.com

Patches (11)

Name	Content [All]
[PATCH 01/11] mm/sparse-vmemmap: introduce CONFIG_SPARSEMEM_VMEMMAP_OPTIMIZATION	[Body]
[PATCH 02/11] mm/sparse-vmemmap: factor out shared vmemmap tail page allocation	[Body]
[PATCH 03/11] mm/sparse-vmemmap: open-code init_compound_tail()	[Body]
[PATCH 04/11] mm/sparse-vmemmap: prepare DAX vmemmap population for section orders	[Body]
[PATCH 05/11] mm/sparse-vmemmap: set section order for device DAX	[Body]
[PATCH 06/11] mm/sparse-vmemmap: switch device DAX to shared tail vmemmap pages	[Body]
[PATCH 07/11] mm/sparse-vmemmap: move HVO helpers to a public header	[Body]
[PATCH 08/11] powerpc/mm: switch device DAX to shared tail vmemmap pages	[Body]
[PATCH 09/11] mm/sparse-vmemmap: drop the extra tail page from device DAX reservation	[Body]
[PATCH 10/11] mm/sparse-vmemmap: drop unused section_nr_vmemmap_pages() arguments	[Body]
[PATCH 11/11] Documentation/mm: update DAX vmemmap deduplication docs	[Body]

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