walk_memory_resource 198 include/linux/memory_hotplug.h extern int walk_memory_resource(unsigned long start_pfn, walk_memory_resource 412 mm/memory_hotplug.c ret = walk_memory_resource(pfn, nr_pages, &onlined_pages, walk_memory_resource 705 mm/memory_hotplug.c walk_memory_resource(start_pfn, end_pfn - start_pfn, NULL, walk_memory_resource 731 mm/memory_hotplug.c ret = walk_memory_resource(start_pfn, end_pfn - start_pfn, &offlined,