Re: [PATCH v3 17/19] mm/sparse-vmemmap: Remove sparse_vmemmap_init_nid_late()

[PATCH v3 00/19] mm: Refactor bootmem gigantic hugepage allocation · Muchun Song <hidden> · 2026-06-02
[PATCH v3 01/19] mm/hugetlb: Fix boot panic with CONFIG_DEBUG_VM and HVO bootmem pages · Muchun Song <hidden> · 2026-06-02
[PATCH v3 02/19] mm/hugetlb_vmemmap: Fix __hugetlb_vmemmap_optimize_folios() · Muchun Song <hidden> · 2026-06-02
[PATCH v3 03/19] powerpc/mm: Fix wrong addr_pfn tracking in compound vmemmap population · Muchun Song <hidden> · 2026-06-02
Re: [PATCH v3 03/19] powerpc/mm: Fix wrong addr_pfn tracking in compound vmemmap population · Ritesh Harjani (IBM) <ritesh.list@gmail.com> · 2026-06-03
Re: [PATCH v3 03/19] powerpc/mm: Fix wrong addr_pfn tracking in compound vmemmap population · Muchun Song <muchun.song@linux.dev> · 2026-06-04
[PATCH v3 04/19] mm/hugetlb: Initialize gigantic bootmem hugepage struct pages earlier · Muchun Song <hidden> · 2026-06-02
[PATCH v3 05/19] mm/mm_init: Simplify deferred_free_pages() migratetype init · Muchun Song <hidden> · 2026-06-02
[PATCH v3 06/19] mm/sparse: Panic on memmap and usemap allocation failure · Muchun Song <hidden> · 2026-06-02
[PATCH v3 07/19] mm/sparse: Move subsection_map_init() into sparse_init() · Muchun Song <hidden> · 2026-06-02
[PATCH v3 08/19] mm/mm_init: Defer sparse_init() until after zone initialization · Muchun Song <hidden> · 2026-06-02
[PATCH v3 09/19] mm/mm_init: Defer hugetlb reservation until after zone initialization · Muchun Song <hidden> · 2026-06-02
[PATCH v3 10/19] mm/mm_init: Remove set_pageblock_order() call from sparse_init() · Muchun Song <hidden> · 2026-06-02
[PATCH v3 11/19] mm/sparse: Move sparse_vmemmap_init_nid_late() into sparse_init_nid() · Muchun Song <hidden> · 2026-06-02
[PATCH v3 12/19] mm/hugetlb_cma: Validate hugetlb CMA range by zone at reserve time · Muchun Song <hidden> · 2026-06-02
[PATCH v3 13/19] mm/hugetlb: Refactor early boot gigantic hugepage allocation · Muchun Song <hidden> · 2026-06-02
[PATCH v3 14/19] mm/hugetlb: Free cross-zone bootmem gigantic pages after allocation · Muchun Song <hidden> · 2026-06-02
Re: [PATCH v3 14/19] mm/hugetlb: Free cross-zone bootmem gigantic pages after allocation · Mike Rapoport <rppt@kernel.org> · 2026-06-02
Re: [PATCH v3 14/19] mm/hugetlb: Free cross-zone bootmem gigantic pages after allocation · Muchun Song <muchun.song@linux.dev> · 2026-06-03
Re: [PATCH v3 14/19] mm/hugetlb: Free cross-zone bootmem gigantic pages after allocation · Mike Rapoport <rppt@kernel.org> · 2026-06-14
Re: [PATCH v3 14/19] mm/hugetlb: Free cross-zone bootmem gigantic pages after allocation · Muchun Song <muchun.song@linux.dev> · 2026-06-15
[PATCH v3 15/19] mm/hugetlb_vmemmap: Move bootmem HVO setup to early init · Muchun Song <hidden> · 2026-06-02
Re: [PATCH v3 15/19] mm/hugetlb_vmemmap: Move bootmem HVO setup to early init · Mike Rapoport <rppt@kernel.org> · 2026-06-02
Re: [PATCH v3 15/19] mm/hugetlb_vmemmap: Move bootmem HVO setup to early init · Muchun Song <muchun.song@linux.dev> · 2026-06-03
Re: [PATCH v3 15/19] mm/hugetlb_vmemmap: Move bootmem HVO setup to early init · Usama Arif <hidden> · 2026-06-03
Re: [PATCH v3 15/19] mm/hugetlb_vmemmap: Move bootmem HVO setup to early init · Muchun Song <muchun.song@linux.dev> · 2026-06-03
Re: [PATCH v3 15/19] mm/hugetlb_vmemmap: Move bootmem HVO setup to early init · Usama Arif <hidden> · 2026-06-03
[PATCH v3 16/19] mm/hugetlb: Remove obsolete bootmem cross-zone checks · Muchun Song <hidden> · 2026-06-02
Re: [PATCH v3 16/19] mm/hugetlb: Remove obsolete bootmem cross-zone checks · Mike Rapoport <rppt@kernel.org> · 2026-06-02
[PATCH v3 17/19] mm/sparse-vmemmap: Remove sparse_vmemmap_init_nid_late() · Muchun Song <hidden> · 2026-06-02
Re: [PATCH v3 17/19] mm/sparse-vmemmap: Remove sparse_vmemmap_init_nid_late() · Mike Rapoport <rppt@kernel.org> · 2026-06-02
[PATCH v3 18/19] mm/hugetlb: Remove unused bootmem cma field · Muchun Song <hidden> · 2026-06-02
Re: [PATCH v3 18/19] mm/hugetlb: Remove unused bootmem cma field · Mike Rapoport <rppt@kernel.org> · 2026-06-02
Re: [PATCH v3 18/19] mm/hugetlb: Remove unused bootmem cma field · Muchun Song <muchun.song@linux.dev> · 2026-06-03
[PATCH v3 19/19] mm/mm_init: Fold __init_page_from_nid() into __init_deferred_page() · Muchun Song <hidden> · 2026-06-02
Re: [PATCH v3 19/19] mm/mm_init: Fold __init_page_from_nid() into __init_deferred_page() · Mike Rapoport <rppt@kernel.org> · 2026-06-02
Re: [PATCH v3 19/19] mm/mm_init: Fold __init_page_from_nid() into __init_deferred_page() · Mike Rapoport <rppt@kernel.org> · 2026-06-02
Re: [PATCH v3 19/19] mm/mm_init: Fold __init_page_from_nid() into __init_deferred_page() · Muchun Song <muchun.song@linux.dev> · 2026-06-03
Re: [PATCH v3 00/19] mm: Refactor bootmem gigantic hugepage allocation · "Oscar Salvador (SUSE)" <osalvador@kernel.org> · 2026-06-02
Re: [PATCH v3 00/19] mm: Refactor bootmem gigantic hugepage allocation · Muchun Song <muchun.song@linux.dev> · 2026-06-02

From: Mike Rapoport <rppt@kernel.org>
Date: 2026-06-02 15:41:59
Also in: linux-mm, lkml

On Tue, 02 Jun 2026 18:10:37 +0800, Muchun Song [off-list ref] wrote:

hugetlb_vmemmap_init_late() no longer has any users, so the remaining
late-init path in sparse_vmemmap_init_nid_late() is dead code.

Remove sparse_vmemmap_init_nid_late() and its declarations.

Acked-by: Mike Rapoport (Microsoft) <rppt@kernel.org>

-- 
Sincerely yours,
Mike.

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