Re: [PATCH 6.18.y 1/2] mm: prepare to move subsection_map_init() to mm/sparse-vmemmap.c

[Greg KH <greg@kroah.com>]

On Fri, Jul 24, 2026 at 12:45:04PM -0400, Sasha Levin wrote:
> From: "David Hildenbrand (Arm)" <david@kernel.org>
> 
> [ Upstream commit fead6dcff83b02f8d6dc3c1ebbe4e09c05c54ee5 ]
> 
> We want to move subsection_map_init() to mm/sparse-vmemmap.c.
> 
> To prepare for getting rid of subsection_map_init() in mm/sparse.c
> completely, use a static inline function for !CONFIG_SPARSEMEM_VMEMMAP.
> 
> While at it, move the declaration to internal.h and rename it to
> "sparse_init_subsection_map()".
> 
> Link: https://lkml.kernel.org/r/20260320-sparsemem_cleanups-v2-11-096addc8800d@kernel.org
> Signed-off-by: David Hildenbrand (Arm) <david@kernel.org>
> Reviewed-by: Lorenzo Stoakes (Oracle) <ljs@kernel.org>
> Reviewed-by: Mike Rapoport (Microsoft) <rppt@kernel.org>
> Cc: Axel Rasmussen <axelrasmussen@google.com>
> Cc: Liam Howlett <liam.howlett@oracle.com>
> Cc: Michal Hocko <mhocko@suse.com>
> Cc: Oscar Salvador <osalvador@suse.de>
> Cc: Sidhartha Kumar <sidhartha.kumar@oracle.com>
> Cc: Suren Baghdasaryan <surenb@google.com>
> Cc: Vlastimil Babka <vbabka@kernel.org>
> Cc: Wei Xu <weixugc@google.com>
> Cc: Yuanchu Xie <yuanchu@google.com>
> Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
> Stable-dep-of: 721a73e30c9e ("mm/sparse-vmemmap: fix DAX vmemmap accounting with optimization")
> Signed-off-by: Sasha Levin <sashal@kernel.org>

Both of these don't apply :(