555 	struct rb_node *p, *lastp;  in validate_nommu_regions()  local
565 	while ((p = rb_next(lastp))) {  in validate_nommu_regions()
566 		region = rb_entry(p, struct vm_region, vm_rb);  in validate_nommu_regions()
573 		lastp = p;  in validate_nommu_regions()
588 	struct rb_node **p, *parent;  in add_nommu_region()  local
593 	p = &nommu_region_tree.rb_node;  in add_nommu_region()
594 	while (*p) {  in add_nommu_region()
595 		parent = *p;  in add_nommu_region()
598 			p = &(*p)->rb_left;  in add_nommu_region()
600 			p = &(*p)->rb_right;  in add_nommu_region()
607 	rb_link_node(&region->vm_rb, parent, p);  in add_nommu_region()
710 	struct rb_node **p, *parent, *rb_prev;  in add_vma_to_mm()  local
734 	p = &mm->mm_rb.rb_node;  in add_vma_to_mm()
735 	while (*p) {  in add_vma_to_mm()
736 		parent = *p;  in add_vma_to_mm()
742 			p = &(*p)->rb_left;  in add_vma_to_mm()
745 			p = &(*p)->rb_right;  in add_vma_to_mm()
747 			p = &(*p)->rb_left;  in add_vma_to_mm()
750 			p = &(*p)->rb_right;  in add_vma_to_mm()
752 			p = &(*p)->rb_left;  in add_vma_to_mm()
755 			p = &(*p)->rb_right;  in add_vma_to_mm()
760 	rb_link_node(&vma->vm_rb, parent, p);  in add_vma_to_mm()