[merged mm-stable] mm-sparse-vmemmap-remove-sparse_vmemmap_init_nid_late.patch removed from -mm tree

The quilt patch titled
     Subject: mm/sparse-vmemmap: remove sparse_vmemmap_init_nid_late()
has been removed from the -mm tree.  Its filename was
     mm-sparse-vmemmap-remove-sparse_vmemmap_init_nid_late.patch

This patch was dropped because it was merged into the mm-stable branch
of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm

------------------------------------------------------
From: Muchun Song <[email protected]>
Subject: mm/sparse-vmemmap: remove sparse_vmemmap_init_nid_late()
Date: Fri, 12 Jun 2026 11:59:01 +0800

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.

Link: https://lore.kernel.org/[email protected]
Signed-off-by: Muchun Song <[email protected]>
Acked-by: Mike Rapoport (Microsoft) <[email protected]>
Cc: "Aneesh Kumar K.V" <[email protected]>
Cc: David Hildenbrand <[email protected]>
Cc: Frank van der Linden <[email protected]>
Cc: Liam R. Howlett <[email protected]>
Cc: Lorenzo Stoakes <[email protected]>
Cc: Madhavan Srinivasan <[email protected]>
Cc: Michael Ellerman <[email protected]>
Cc: Nicholas Piggin <[email protected]>
Cc: Oscar Salvador <[email protected]>
Cc: Oscar Salvador (SUSE) <[email protected]>
Cc: "Ritesh Harjani (IBM)" <[email protected]>
Cc: Usama Arif <[email protected]>
Cc: Vlastimil Babka <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
---

 include/linux/mmzone.h |    7 -------
 mm/hugetlb_vmemmap.c   |    4 ----
 mm/hugetlb_vmemmap.h   |    5 -----
 mm/sparse-vmemmap.c    |   11 -----------
 mm/sparse.c            |    1 -
 5 files changed, 28 deletions(-)

--- a/include/linux/mmzone.h~mm-sparse-vmemmap-remove-sparse_vmemmap_init_nid_late
+++ a/include/linux/mmzone.h
@@ -2156,8 +2156,6 @@ static inline int preinited_vmemmap_sect
 }
 
 void sparse_vmemmap_init_nid_early(int nid);
-void sparse_vmemmap_init_nid_late(int nid);
-
 #else
 static inline int preinited_vmemmap_section(const struct mem_section *section)
 {
@@ -2166,10 +2164,6 @@ static inline int preinited_vmemmap_sect
 static inline void sparse_vmemmap_init_nid_early(int nid)
 {
 }
-
-static inline void sparse_vmemmap_init_nid_late(int nid)
-{
-}
 #endif
 
 static inline int online_section_nr(unsigned long nr)
@@ -2374,7 +2368,6 @@ static inline unsigned long next_present
 
 #else
 #define sparse_vmemmap_init_nid_early(_nid) do {} while (0)
-#define sparse_vmemmap_init_nid_late(_nid) do {} while (0)
 #define pfn_in_present_section pfn_valid
 #endif /* CONFIG_SPARSEMEM */
 
--- a/mm/hugetlb_vmemmap.c~mm-sparse-vmemmap-remove-sparse_vmemmap_init_nid_late
+++ a/mm/hugetlb_vmemmap.c
@@ -808,10 +808,6 @@ void __init hugetlb_vmemmap_init_early(i
 		m->flags |= HUGE_BOOTMEM_HVO;
 	}
 }
-
-void __init hugetlb_vmemmap_init_late(int nid)
-{
-}
 #endif
 
 static const struct ctl_table hugetlb_vmemmap_sysctls[] = {
--- a/mm/hugetlb_vmemmap.h~mm-sparse-vmemmap-remove-sparse_vmemmap_init_nid_late
+++ a/mm/hugetlb_vmemmap.h
@@ -29,7 +29,6 @@ void hugetlb_vmemmap_optimize_folios(str
 void hugetlb_vmemmap_optimize_bootmem_folios(struct hstate *h, struct list_head *folio_list);
 #ifdef CONFIG_SPARSEMEM_VMEMMAP_PREINIT
 void hugetlb_vmemmap_init_early(int nid);
-void hugetlb_vmemmap_init_late(int nid);
 #endif
 
 
@@ -81,10 +80,6 @@ static inline void hugetlb_vmemmap_init_
 {
 }
 
-static inline void hugetlb_vmemmap_init_late(int nid)
-{
-}
-
 static inline unsigned int hugetlb_vmemmap_optimizable_size(const struct hstate *h)
 {
 	return 0;
--- a/mm/sparse.c~mm-sparse-vmemmap-remove-sparse_vmemmap_init_nid_late
+++ a/mm/sparse.c
@@ -320,7 +320,6 @@ static void __init sparse_init_nid(int n
 		}
 	}
 	sparse_usage_fini();
-	sparse_vmemmap_init_nid_late(nid);
 }
 
 /*
--- a/mm/sparse-vmemmap.c~mm-sparse-vmemmap-remove-sparse_vmemmap_init_nid_late
+++ a/mm/sparse-vmemmap.c
@@ -581,17 +581,6 @@ void __init sparse_vmemmap_init_nid_earl
 {
 	hugetlb_vmemmap_init_early(nid);
 }
-
-/*
- * This is called just before the initialization of page structures
- * through memmap_init. Zones are now initialized, so any work that
- * needs to be done that needs zone information can be done from
- * here.
- */
-void __init sparse_vmemmap_init_nid_late(int nid)
-{
-	hugetlb_vmemmap_init_late(nid);
-}
 #endif
 
 static void subsection_mask_set(unsigned long *map, unsigned long pfn,
_

Patches currently in -mm which might be from [email protected] are

selftests-mm-remove-obsolete-hugetlb-vmemmap-test.patch