linux-master/mm/ksm.c

155  * @kpfn: page frame number of this ksm page (perhaps temporarily on wrong nid)
158  * @nid: NUMA node id of stable tree in which linked (may not match kpfn)
184 	int nid;
192  * @nid: NUMA node id of unstable tree in which linked (may not match page)
207 		int nid;		/* when node of unstable tree */
560 		rb_erase(&dup->node, root_stable_tree + NUMA(dup->nid));
820 		chain->nid = NUMA_NO_NODE; /* debug */
1039 				 root_unstable_tree + NUMA(rmap_item->nid));
1174 	int nid;
1177 	for (nid = 0; nid < ksm_nr_node_ids; nid++) {
1178 		while (root_stable_tree[nid].rb_node) {
1179 			stable_node = rb_entry(root_stable_tree[nid].rb_node,
1182 						     root_stable_tree + nid)) {
1184 				break;	/* proceed to next nid */
1557 	/* Unstable nid is in union with stable anon_vma: remove first */
1820 	int nid;
1836 	nid = get_kpfn_nid(folio_pfn(folio));
1837 	root = root_stable_tree + nid;
1962 			    NUMA(stable_node_dup->nid)) {
1974 	DO_NUMA(page_node->nid = nid);
2000 			DO_NUMA(page_node->nid = nid);
2018 			DO_NUMA(page_node->nid = nid);
2055 	 * of the current nid for this page
2061 	DO_NUMA(page_node->nid = nid);
2075 	int nid;
2084 	nid = get_kpfn_nid(kpfn);
2085 	root = root_stable_tree + nid;
2157 	DO_NUMA(stable_node_dup->nid = nid);
2201 	int nid;
2203 	nid = get_kpfn_nid(page_to_pfn(page));
2204 	root = root_unstable_tree + nid;
2236 			   page_to_nid(tree_page) != nid) {
2252 	DO_NUMA(rmap_item->nid = nid);
2323 		    NUMA(stable_node->nid)) {
2577 	int nid;
2619 		for (nid = 0; nid < ksm_nr_node_ids; nid++)
2620 			root_unstable_tree[nid] = RB_ROOT;
3305 	int nid;
3307 	for (nid = 0; nid < ksm_nr_node_ids; nid++) {
3308 		node = rb_first(root_stable_tree + nid);
3314 							   nid))
3315 				node = rb_first(root_stable_tree + nid);