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Sang-Heon Jeon
0ddb8bb85b
pgdat_page_ext_init() sets pgdat->node_page_ext to NULL only on FLATMEM. FLATMEM depends on !NUMA, so the pgdat is always the zero-initialized contig_page_data and the store has no effect. So remove the call site, the unused function and its declaration. No functional change. Link: https://lore.kernel.org/20260804151145.3419768-3-ekffu200098@gmail.com Signed-off-by: Sang-Heon Jeon <ekffu200098@gmail.com> Acked-by: Zi Yan <ziy@nvidia.com> Acked-by: David Hildenbrand (Arm) <david@kernel.org> Cc: Johannes Weiner <hannes@cmpxchg.org> Cc: Liam R. Howlett <liam@infradead.org> Cc: Lorenzo Stoakes <ljs@kernel.org> Cc: Michal Hocko <mhocko@suse.com> Cc: Mike Rapoport <rppt@kernel.org> Cc: Suren Baghdasaryan <surenb@google.com> Cc: Vlastimil Babka <vbabka@kernel.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org>