145 				struct anon_vma_chain *avc,  in anon_vma_chain_link()  argument
148 	avc->vma = vma;  in anon_vma_chain_link()
149 	avc->anon_vma = anon_vma;  in anon_vma_chain_link()
150 	list_add(&avc->same_vma, &vma->anon_vma_chain);  in anon_vma_chain_link()
151 	anon_vma_interval_tree_insert(avc, &anon_vma->rb_root);  in anon_vma_chain_link()
186 	struct anon_vma_chain *avc;  in __anon_vma_prepare()  local
190 	avc = anon_vma_chain_alloc(GFP_KERNEL);  in __anon_vma_prepare()
191 	if (!avc)  in __anon_vma_prepare()
208 		anon_vma_chain_link(vma, avc, anon_vma);  in __anon_vma_prepare()
212 		avc = NULL;  in __anon_vma_prepare()
219 	if (unlikely(avc))  in __anon_vma_prepare()
220 		anon_vma_chain_free(avc);  in __anon_vma_prepare()
225 	anon_vma_chain_free(avc);  in __anon_vma_prepare()
276 	struct anon_vma_chain *avc, *pavc;  in anon_vma_clone()  local
282 		avc = anon_vma_chain_alloc(GFP_NOWAIT | __GFP_NOWARN);  in anon_vma_clone()
283 		if (unlikely(!avc)) {  in anon_vma_clone()
286 			avc = anon_vma_chain_alloc(GFP_KERNEL);  in anon_vma_clone()
287 			if (!avc)  in anon_vma_clone()
292 		anon_vma_chain_link(dst, avc, anon_vma);  in anon_vma_clone()
330 	struct anon_vma_chain *avc;  in anon_vma_fork()  local
357 	avc = anon_vma_chain_alloc(GFP_KERNEL);  in anon_vma_fork()
358 	if (!avc)  in anon_vma_fork()
376 	anon_vma_chain_link(vma, avc, anon_vma);  in anon_vma_fork()
391 	struct anon_vma_chain *avc, *next;  in unlink_anon_vmas()  local
398 	list_for_each_entry_safe(avc, next, &vma->anon_vma_chain, same_vma) {  in unlink_anon_vmas()
399 		struct anon_vma *anon_vma = avc->anon_vma;  in unlink_anon_vmas()
402 		anon_vma_interval_tree_remove(avc, &anon_vma->rb_root);  in unlink_anon_vmas()
413 		list_del(&avc->same_vma);  in unlink_anon_vmas()
414 		anon_vma_chain_free(avc);  in unlink_anon_vmas()
425 	list_for_each_entry_safe(avc, next, &vma->anon_vma_chain, same_vma) {  in unlink_anon_vmas()
426 		struct anon_vma *anon_vma = avc->anon_vma;  in unlink_anon_vmas()
431 		list_del(&avc->same_vma);  in unlink_anon_vmas()
432 		anon_vma_chain_free(avc);  in unlink_anon_vmas()
1852 	struct anon_vma_chain *avc;  in rmap_walk_anon()  local
1866 	anon_vma_interval_tree_foreach(avc, &anon_vma->rb_root,  in rmap_walk_anon()
1868 		struct vm_area_struct *vma = avc->vma;  in rmap_walk_anon()