__for_each_mem_range
__for_each_mem_range(i, &memblock.memory, NULL, NUMA_NO_NODE, \
__for_each_mem_range(i, &memblock.reserved, NULL, NUMA_NO_NODE, \
__for_each_mem_range(i, &memblock.memory, &memblock.reserved, \
__for_each_mem_range(i, &memblock.memory, NULL, NUMA_NO_NODE,
__for_each_mem_range(i, &memblock.memory, NULL, NUMA_NO_NODE,