150 				struct anon_vma_chain *avc,  in anon_vma_chain_link()  argument
153 	avc->vma = vma;  in anon_vma_chain_link()
154 	avc->anon_vma = anon_vma;  in anon_vma_chain_link()
155 	list_add(&avc->same_vma, &vma->anon_vma_chain);  in anon_vma_chain_link()
156 	anon_vma_interval_tree_insert(avc, &anon_vma->rb_root);  in anon_vma_chain_link()
191 	struct anon_vma_chain *avc;  in __anon_vma_prepare()  local
195 	avc = anon_vma_chain_alloc(GFP_KERNEL);  in __anon_vma_prepare()
196 	if (!avc)  in __anon_vma_prepare()
214 		anon_vma_chain_link(vma, avc, anon_vma);  in __anon_vma_prepare()
217 		avc = NULL;  in __anon_vma_prepare()
224 	if (unlikely(avc))  in __anon_vma_prepare()
225 		anon_vma_chain_free(avc);  in __anon_vma_prepare()
230 	anon_vma_chain_free(avc);  in __anon_vma_prepare()
281 	struct anon_vma_chain *avc, *pavc;  in anon_vma_clone()  local
287 		avc = anon_vma_chain_alloc(GFP_NOWAIT | __GFP_NOWARN);  in anon_vma_clone()
288 		if (unlikely(!avc)) {  in anon_vma_clone()
291 			avc = anon_vma_chain_alloc(GFP_KERNEL);  in anon_vma_clone()
292 			if (!avc)  in anon_vma_clone()
297 		anon_vma_chain_link(dst, avc, anon_vma);  in anon_vma_clone()
335 	struct anon_vma_chain *avc;  in anon_vma_fork()  local
363 	avc = anon_vma_chain_alloc(GFP_KERNEL);  in anon_vma_fork()
364 	if (!avc)  in anon_vma_fork()
382 	anon_vma_chain_link(vma, avc, anon_vma);  in anon_vma_fork()
397 	struct anon_vma_chain *avc, *next;  in unlink_anon_vmas()  local
404 	list_for_each_entry_safe(avc, next, &vma->anon_vma_chain, same_vma) {  in unlink_anon_vmas()
405 		struct anon_vma *anon_vma = avc->anon_vma;  in unlink_anon_vmas()
408 		anon_vma_interval_tree_remove(avc, &anon_vma->rb_root);  in unlink_anon_vmas()
419 		list_del(&avc->same_vma);  in unlink_anon_vmas()
420 		anon_vma_chain_free(avc);  in unlink_anon_vmas()
438 	list_for_each_entry_safe(avc, next, &vma->anon_vma_chain, same_vma) {  in unlink_anon_vmas()
439 		struct anon_vma *anon_vma = avc->anon_vma;  in unlink_anon_vmas()
445 		list_del(&avc->same_vma);  in unlink_anon_vmas()
446 		anon_vma_chain_free(avc);  in unlink_anon_vmas()
2426 	struct anon_vma_chain *avc;  in rmap_walk_anon()  local
2440 	anon_vma_interval_tree_foreach(avc, &anon_vma->rb_root,  in rmap_walk_anon()
2442 		struct vm_area_struct *vma = avc->vma;  in rmap_walk_anon()