1 // SPDX-License-Identifier: GPL-2.0
46 #define NODE_ID_FREE	-1
75 	if (emu_cores->to_node_id[core_id] == NODE_ID_FREE) {  in pin_core_to_node()
76 		emu_cores->per_node[node_id]++;  in pin_core_to_node()
77 		emu_cores->to_node_id[core_id] = node_id;  in pin_core_to_node()
78 		emu_cores->total++;  in pin_core_to_node()
80 		WARN_ON(emu_cores->to_node_id[core_id] != node_id);  in pin_core_to_node()
89 	return emu_cores->per_node[node->id];  in cores_pinned()
97 	return emu_cores->to_node_id[core->id];  in core_pinned_to_node_id()
120 	return core->parent->parent->parent->parent;  in core_node()
128 	return core->parent->parent->parent;  in core_drawer()
136 	return core->parent->parent;  in core_book()
144 	return core->parent;  in core_mc()
152 	if (core_drawer(core1)->id != core_drawer(core2)->id)  in dist_core_to_core()
154 	if (core_book(core1)->id != core_book(core2)->id)  in dist_core_to_core()
156 	if (core_mc(core1)->id != core_mc(core2)->id)  in dist_core_to_core()
189  * gets more than "emu_cores->per_node_target + extra" cores.
197 	cores_target = emu_cores->per_node_target + extra;  in node_for_core()
202 		if (core_pinned_to_node_id(core) == node->id) {  in node_for_core()
231 		pin_core_to_node(core->id, node->id);  in toptree_to_numa_single()
236  * Move structures of given level to specified NUMA node
239 				    enum toptree_level level, bool perfect)  in move_level_to_numa_node()  argument
241 	int cores_free, cores_target = emu_cores->per_node_target;  in move_level_to_numa_node()
244 	toptree_for_each_safe(cur, tmp, phys, level) {  in move_level_to_numa_node()
245 		cores_free = cores_target - toptree_count(node, CORE);  in move_level_to_numa_node()
257  * Move structures of a given level to NUMA nodes. If "perfect" is specified
262 			       enum toptree_level level, bool perfect)  in move_level_to_numa()  argument
267 		move_level_to_numa_node(node, phys, level, perfect);  in move_level_to_numa()
286 		pin_core_to_node(core->id, core_node(core)->id);  in toptree_to_numa_first()
317 	for (i = 0; i < ARRAY_SIZE(emu_cores->to_node_id); i++)  in create_core_to_node_map()
318 		emu_cores->to_node_id[i] = NODE_ID_FREE;  in create_core_to_node_map()
331 	cores_total = emu_cores->total + cores_free(phys);  in toptree_to_numa()
332 	emu_cores->per_node_target = cores_total / emu_nodes;  in toptree_to_numa()
342 	WARN_ON(cpumask_weight(&phys->mask));  in toptree_to_numa()
352 	struct cpu_topology_s390 *top;  in toptree_from_topology()  local
358 		top = &cpu_topology[cpu];  in toptree_from_topology()
360 		drawer = toptree_get_child(node, top->drawer_id);  in toptree_from_topology()
361 		book = toptree_get_child(drawer, top->book_id);  in toptree_from_topology()
362 		mc = toptree_get_child(book, top->socket_id);  in toptree_from_topology()
366 		cpumask_set_cpu(cpu, &core->mask);  in toptree_from_topology()
377 	struct cpu_topology_s390 *top;  in topology_add_core()  local
380 	for_each_cpu(cpu, &core->mask) {  in topology_add_core()
381 		top = &cpu_topology[cpu];  in topology_add_core()
382 		cpumask_copy(&top->thread_mask, &core->mask);  in topology_add_core()
383 		cpumask_copy(&top->core_mask, &core_mc(core)->mask);  in topology_add_core()
384 		cpumask_copy(&top->book_mask, &core_book(core)->mask);  in topology_add_core()
385 		cpumask_copy(&top->drawer_mask, &core_drawer(core)->mask);  in topology_add_core()
386 		cpumask_set_cpu(cpu, &node_to_cpumask_map[core_node(core)->id]);  in topology_add_core()
387 		top->node_id = core_node(core)->id;  in topology_add_core()
420 		for (cid = 0; cid < ARRAY_SIZE(emu_cores->to_node_id); cid++) {  in print_node_to_core_map()
421 			if (emu_cores->to_node_id[cid] == nid)  in print_node_to_core_map()
439 		if (emu_cores->to_node_id[core_id] != NODE_ID_FREE)  in pin_all_possible_cpus()