63 	unsigned long node_min_pfn, node_max_pfn;  in setup_memory_node()  local
76 	node_min_pfn = ~0UL;  in setup_memory_node()
104 		if (start < node_min_pfn)  in setup_memory_node()
105 			node_min_pfn = start;  in setup_memory_node()
121 	if (node_min_pfn >= node_max_pfn)  in setup_memory_node()
125 	if (node_min_pfn < min_low_pfn)  in setup_memory_node()
126 		min_low_pfn = node_min_pfn;  in setup_memory_node()
132 	node_data[nid] = (pg_data_t *)(__va(node_min_pfn << PAGE_SHIFT));  in setup_memory_node()
135 	       node_min_pfn, node_max_pfn);  in setup_memory_node()
143 	if (!nid && (node_max_pfn < end_kernel_pfn || node_min_pfn > start_kernel_pfn))  in setup_memory_node()
146 	memblock_add_node(PFN_PHYS(node_min_pfn),  in setup_memory_node()
147 			  (node_max_pfn - node_min_pfn) << PAGE_SHIFT, nid);  in setup_memory_node()
152 	node_min_pfn &= ~((1UL << (MAX_ORDER-1))-1);  in setup_memory_node()
154 	NODE_DATA(nid)->node_start_pfn = node_min_pfn;  in setup_memory_node()
155 	NODE_DATA(nid)->node_present_pages = node_max_pfn - node_min_pfn;  in setup_memory_node()