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mm/sparse: move sparse_vmemmap_init_nid_late() into sparse_init_nid()

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sparse_vmemmap_init_nid_late() is still called separately from
mm_core_init_early(), away from the rest of the sparse initialization
path.

Now that sparse_init() runs after zone initialization, call
sparse_vmemmap_init_nid_late() from sparse_init_nid() instead.  This keeps
both sparse_vmemmap_init_nid_early() and sparse_vmemmap_init_nid_late() in
the sparse setup path.

Link: https://lore.kernel.org/20260612035903.2468601-12-songmuchun@bytedance.com
Signed-off-by: Muchun Song <songmuchun@bytedance.com>
Reviewed-by: Mike Rapoport (Microsoft) <rppt@kernel.org>
Reviewed-by: Oscar Salvador (SUSE) <osalvador@kernel.org>
Cc: "Aneesh Kumar K.V" <aneesh.kumar@linux.ibm.com>
Cc: David Hildenbrand <david@kernel.org>
Cc: Frank van der Linden <fvdl@google.com>
Cc: Liam R. Howlett <liam@infradead.org>
Cc: Lorenzo Stoakes <ljs@kernel.org>
Cc: Madhavan Srinivasan <maddy@linux.ibm.com>
Cc: Michael Ellerman <mpe@ellerman.id.au>
Cc: Nicholas Piggin <npiggin@gmail.com>
Cc: Oscar Salvador <osalvador@suse.de>
Cc: "Ritesh Harjani (IBM)" <ritesh.list@gmail.com>
Cc: Usama Arif <usama.arif@linux.dev>
Cc: Vlastimil Babka <vbabka@kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
This commit is contained in:
Muchun Song
2026-06-12 11:58:55 +08:00
committed by Andrew Morton
parent 37424eab6d
commit 133b57fee9
2 changed files with 1 additions and 4 deletions
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4
mm/mm_init.c
View File

@@ -2681,16 +2681,12 @@ void __init __weak mem_init(void)
void __init mm_core_init_early(void)
{
int nid;
free_area_init();
hugetlb_cma_reserve();
hugetlb_bootmem_alloc();
sparse_init();
for_each_node_state(nid, N_MEMORY)
sparse_vmemmap_init_nid_late(nid);
memmap_init();
}

1
mm/sparse.c
View File

@@ -320,6 +320,7 @@ static void __init sparse_init_nid(int nid, unsigned long pnum_begin,
}
}
sparse_usage_fini();
sparse_vmemmap_init_nid_late(nid);
}
/*