Re: [PATCH 13/49] mm: integrate sparse_vmemmap_init_nid_late() into sparse_init_nid()

[Mike Rapoport]

On Sun, Apr 05, 2026 at 08:52:04PM +0800, Muchun Song wrote:
> Move the call to sparse_vmemmap_init_nid_late() from mm_core_init_early()
> into sparse_init_nid().
> 
> Since sparse_init() has been deferred until after zone initialization,
> the zone data structures are now available during sparse_init(). This
> satisfies the requirements of sparse_vmemmap_init_nid_late(), allowing
> it to be moved safely.
> 
> This change unifies the vmemmap initialization steps by placing both
> sparse_vmemmap_init_nid_early() and sparse_vmemmap_init_nid_late()
> within the sparse memory initialization logic, making the code structure
> clearer.
> 
> Signed-off-by: Muchun Song <songmuchun@xxxxxxxxxxxxx>

Reviewed-by: Mike Rapoport (Microsoft) <rppt@xxxxxxxxxx>

> ---
>  mm/mm_init.c | 4 ----
>  mm/sparse.c  | 2 ++
>  2 files changed, 2 insertions(+), 4 deletions(-)

-- 
Sincerely yours,
Mike.