25 	/* All the nodes that are part of all the lower memory tiers. */
79  * Node 0 & 1 are CPU + DRAM nodes, node 2 & 3 are PMEM nodes.
98  * Node 0 & 1 are CPU + DRAM nodes, node 2 is memory-only DRAM node.
114  * Node 0 is CPU + DRAM nodes, Node 1 is HBM node, node 2 is PMEM node.
150 	nodemask_t nodes = NODE_MASK_NONE;  in get_memtier_nodemask()  local
154 		nodes_or(nodes, nodes, memtype->nodes);  in get_memtier_nodemask()
156 	return nodes;  in get_memtier_nodemask()
348 	 * If there are multiple target nodes, just select one  in next_demotion_node()
411  * nodes. Failing here is OK.  It might just indicate
443 		 * Add all memory nodes except the selected memory tier  in establish_demotion_targets()
450 		 * Find all the nodes in the memory tier node list of same best distance.  in establish_demotion_targets()
451 		 * add them to the preferred mask. We randomly select between nodes  in establish_demotion_targets()
492 	 * allocation to a set of nodes that is closer the above selected  in establish_demotion_targets()
498 		 * Keep removing current tier from lower_tier nodes,  in establish_demotion_targets()
499 		 * This will remove all nodes in current and above  in establish_demotion_targets()
557 	node_set(node, memtype->nodes);  in set_node_memory_tier()
582 	 * a valid memtier finds memory_dev_types with nodes still  in clear_node_memory_tier()
595 		node_clear(node, memtype->nodes);  in clear_node_memory_tier()
596 		if (nodes_empty(memtype->nodes)) {  in clear_node_memory_tier()
624 	memtype->nodes  = NODE_MASK_NONE;  in alloc_memory_type()
694  * memory nodes, both with and without CPUs. After the initialization of
709 		 * memory tiers, potentially bringing memory nodes  in memory_tier_late_init()
755 	 * The performance of all default DRAM nodes is expected to be  in mt_set_default_dram_perf()
758 	 * other memory nodes.  in mt_set_default_dram_perf()
802 	 * latency, and memory bandwidth of the default DRAM nodes are used as  in mt_perf_to_adistance()
921 	/* Record nodes with memory and CPU to set default DRAM performance. */  in memory_tier_init()