176 	int (*create)(struct mempolicy *pol, const nodemask_t *nodes);
177 	void (*rebind)(struct mempolicy *pol, const nodemask_t *nodes);
193 static int mpol_new_interleave(struct mempolicy *pol, const nodemask_t *nodes)  in mpol_new_interleave()  argument
195 	if (nodes_empty(*nodes))  in mpol_new_interleave()
197 	pol->v.nodes = *nodes;  in mpol_new_interleave()
201 static int mpol_new_preferred(struct mempolicy *pol, const nodemask_t *nodes)  in mpol_new_preferred()  argument
203 	if (!nodes)  in mpol_new_preferred()
205 	else if (nodes_empty(*nodes))  in mpol_new_preferred()
208 		pol->v.preferred_node = first_node(*nodes);  in mpol_new_preferred()
212 static int mpol_new_bind(struct mempolicy *pol, const nodemask_t *nodes)  in mpol_new_bind()  argument
214 	if (nodes_empty(*nodes))  in mpol_new_bind()
216 	pol->v.nodes = *nodes;  in mpol_new_bind()
230 		     const nodemask_t *nodes, struct nodemask_scratch *nsc)  in mpol_set_nodemask()  argument
241 	VM_BUG_ON(!nodes);  in mpol_set_nodemask()
242 	if (pol->mode == MPOL_PREFERRED && nodes_empty(*nodes))  in mpol_set_nodemask()
243 		nodes = NULL;	/* explicit local allocation */  in mpol_set_nodemask()
246 			mpol_relative_nodemask(&nsc->mask2, nodes, &nsc->mask1);  in mpol_set_nodemask()
248 			nodes_and(nsc->mask2, *nodes, nsc->mask1);  in mpol_set_nodemask()
251 			pol->w.user_nodemask = *nodes;  in mpol_set_nodemask()
257 	if (nodes)  in mpol_set_nodemask()
269 				  nodemask_t *nodes)  in mpol_new()  argument
274 		 mode, flags, nodes ? nodes_addr(*nodes)[0] : NUMA_NO_NODE);  in mpol_new()
277 		if (nodes && !nodes_empty(*nodes))  in mpol_new()
281 	VM_BUG_ON(!nodes);  in mpol_new()
289 		if (nodes_empty(*nodes)) {  in mpol_new()
295 		if (!nodes_empty(*nodes) ||  in mpol_new()
300 	} else if (nodes_empty(*nodes))  in mpol_new()
320 static void mpol_rebind_default(struct mempolicy *pol, const nodemask_t *nodes)  in mpol_rebind_default()  argument
324 static void mpol_rebind_nodemask(struct mempolicy *pol, const nodemask_t *nodes)  in mpol_rebind_nodemask()  argument
329 		nodes_and(tmp, pol->w.user_nodemask, *nodes);  in mpol_rebind_nodemask()
331 		mpol_relative_nodemask(&tmp, &pol->w.user_nodemask, nodes);  in mpol_rebind_nodemask()
333 		nodes_remap(tmp, pol->v.nodes,pol->w.cpuset_mems_allowed,  in mpol_rebind_nodemask()
334 								*nodes);  in mpol_rebind_nodemask()
335 		pol->w.cpuset_mems_allowed = *nodes;  in mpol_rebind_nodemask()
339 		tmp = *nodes;  in mpol_rebind_nodemask()
341 	pol->v.nodes = tmp;  in mpol_rebind_nodemask()
345 						const nodemask_t *nodes)  in mpol_rebind_preferred()  argument
352 		if (node_isset(node, *nodes)) {  in mpol_rebind_preferred()
358 		mpol_relative_nodemask(&tmp, &pol->w.user_nodemask, nodes);  in mpol_rebind_preferred()
363 						   *nodes);  in mpol_rebind_preferred()
364 		pol->w.cpuset_mems_allowed = *nodes;  in mpol_rebind_preferred()
743 		nodemask_t *nodes, unsigned long flags,  in queue_pages_range()  argument
750 		.nmask = nodes,  in queue_pages_range()
864 			     nodemask_t *nodes)  in do_set_mempolicy()  argument
873 	new = mpol_new(mode, flags, nodes);  in do_set_mempolicy()
879 	ret = mpol_set_nodemask(new, nodes, scratch);  in do_set_mempolicy()
902 static void get_policy_nodemask(struct mempolicy *p, nodemask_t *nodes)  in get_policy_nodemask()  argument
904 	nodes_clear(*nodes);  in get_policy_nodemask()
911 		*nodes = p->v.nodes;  in get_policy_nodemask()
915 			node_set(p->v.preferred_node, *nodes);  in get_policy_nodemask()
1001 			*policy = next_node_in(current->il_prev, pol->v.nodes);  in do_get_mempolicy()
1377 static int get_nodes(nodemask_t *nodes, const unsigned long __user *nmask,  in get_nodes()  argument
1386 	nodes_clear(*nodes);  in get_nodes()
1431 	if (copy_from_user(nodes_addr(*nodes), nmask, nlongs*sizeof(unsigned long)))  in get_nodes()
1433 	nodes_addr(*nodes)[nlongs-1] &= endmask;  in get_nodes()  local
1439 			      nodemask_t *nodes)  in copy_nodes_to_user()  argument
1451 	return copy_to_user(mask, nodes_addr(*nodes), copy) ? -EFAULT : 0;  in copy_nodes_to_user()
1458 	nodemask_t nodes;  in kernel_mbind()  local
1470 	err = get_nodes(&nodes, nmask, maxnode);  in kernel_mbind()
1473 	return do_mbind(start, len, mode, mode_flags, &nodes, flags);  in kernel_mbind()
1488 	nodemask_t nodes;  in kernel_set_mempolicy()  local
1497 	err = get_nodes(&nodes, nmask, maxnode);  in kernel_set_mempolicy()
1500 	return do_set_mempolicy(mode, flags, &nodes);  in kernel_set_mempolicy()
1614 	nodemask_t nodes;  in kernel_get_mempolicy()  local
1621 	err = do_get_mempolicy(&pval, &nodes, addr, flags);  in kernel_get_mempolicy()
1630 		err = copy_nodes_to_user(nmask, maxnode, &nodes);  in kernel_get_mempolicy()
1864 	if (!nodes_intersects(policy->v.nodes, node_states[N_HIGH_MEMORY]))  in apply_policy_zone()
1879 			cpuset_nodemask_valid_mems_allowed(&policy->v.nodes))  in policy_nodemask()
1880 		return &policy->v.nodes;  in policy_nodemask()
1908 	next = next_node_in(me->il_prev, policy->v.nodes);  in interleave_nodes()
1951 							&policy->v.nodes);  in mempolicy_slab_node()
1967 	unsigned nnodes = nodes_weight(pol->v.nodes);  in offset_il_node()
1975 	nid = first_node(pol->v.nodes);  in offset_il_node()
1977 		nid = next_node(nid, pol->v.nodes);  in offset_il_node()
2033 			*nodemask = &(*mpol)->v.nodes;  in huge_node()
2075 		*mask =  mempolicy->v.nodes;  in init_nodemask_of_mempolicy()
2121 		ret = nodes_intersects(mempolicy->v.nodes, *mask);  in mempolicy_nodemask_intersects()
2341 		return !!nodes_equal(a->v.nodes, b->v.nodes);  in __mpol_equal()
2501 		if (node_isset(curnid, pol->v.nodes))  in mpol_misplaced()
2506 				&pol->v.nodes);  in mpol_misplaced()
2709 		 npol ? nodes_addr(npol->v.nodes)[0] : NUMA_NO_NODE);  in mpol_set_shared_policy()
2879 	nodemask_t nodes;  in mpol_parse_str()  local
2890 		if (nodelist_parse(nodelist, nodes))  in mpol_parse_str()
2892 		if (!nodes_subset(nodes, node_states[N_MEMORY]))  in mpol_parse_str()
2895 		nodes_clear(nodes);  in mpol_parse_str()
2914 			if (nodes_empty(nodes))  in mpol_parse_str()
2923 			nodes = node_states[N_MEMORY];  in mpol_parse_str()
2962 	new = mpol_new(mode, mode_flags, &nodes);  in mpol_parse_str()
2971 		new->v.nodes = nodes;  in mpol_parse_str()
2973 		new->v.preferred_node = first_node(nodes);  in mpol_parse_str()
2981 	new->w.user_nodemask = nodes;  in mpol_parse_str()
3010 	nodemask_t nodes = NODE_MASK_NONE;  in mpol_to_str()  local
3026 			node_set(pol->v.preferred_node, nodes);  in mpol_to_str()
3030 		nodes = pol->v.nodes;  in mpol_to_str()
3052 	if (!nodes_empty(nodes))  in mpol_to_str()
3054 			       nodemask_pr_args(&nodes));  in mpol_to_str()