From: "Mike Rapoport (Microsoft)" <rppt@xxxxxxxxxx>
for_each_free_mem_pfn_range_in_zone_from() and its "backend" implementation
__next_mem_pfn_range_in_zone() were only used by deferred initialization of
the memory map.
Remove them as they are not used anymore.
Reviewed-by: Wei Yang <richard.weiyang@xxxxxxxxx>
Link: https://lore.kernel.org/r/20250818064615.505641-5-rppt@xxxxxxxxxx
Signed-off-by: Mike Rapoport (Microsoft) <rppt@xxxxxxxxxx>
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