272 	struct vm_area_struct *next = vma->vm_next;  in remove_vma()  local
281 	return next;  in remove_vma()
709 	struct vm_area_struct *next;  in __vma_unlink()  local
712 	prev->vm_next = next = vma->vm_next;  in __vma_unlink()
713 	if (next)  in __vma_unlink()
714 		next->vm_prev = prev;  in __vma_unlink()
731 	struct vm_area_struct *next = vma->vm_next;  in vma_adjust()  local
741 	if (next && !insert) {  in vma_adjust()
744 		if (end >= next->vm_end) {  in vma_adjust()
749 again:			remove_next = 1 + (end > next->vm_end);  in vma_adjust()
750 			end = next->vm_end;  in vma_adjust()
751 			exporter = next;  in vma_adjust()
753 		} else if (end > next->vm_start) {  in vma_adjust()
758 			adjust_next = (end - next->vm_start) >> PAGE_SHIFT;  in vma_adjust()
759 			exporter = next;  in vma_adjust()
769 			importer = next;  in vma_adjust()
793 			uprobe_munmap(next, next->vm_start, next->vm_end);  in vma_adjust()
811 		anon_vma = next->anon_vma;  in vma_adjust()
813 		VM_BUG_ON_VMA(adjust_next && next->anon_vma &&  in vma_adjust()
814 			  anon_vma != next->anon_vma, next);  in vma_adjust()
818 			anon_vma_interval_tree_pre_update_vma(next);  in vma_adjust()
825 			vma_interval_tree_remove(next, root);  in vma_adjust()
838 		next->vm_start += adjust_next << PAGE_SHIFT;  in vma_adjust()
839 		next->vm_pgoff += adjust_next;  in vma_adjust()
844 			vma_interval_tree_insert(next, root);  in vma_adjust()
854 		__vma_unlink(mm, next, vma);  in vma_adjust()
856 			__remove_shared_vm_struct(next, file, mapping);  in vma_adjust()
868 			if (!next)  in vma_adjust()
871 				vma_gap_update(next);  in vma_adjust()
878 			anon_vma_interval_tree_post_update_vma(next);  in vma_adjust()
888 			uprobe_mmap(next);  in vma_adjust()
893 			uprobe_munmap(next, next->vm_start, next->vm_end);  in vma_adjust()
896 		if (next->anon_vma)  in vma_adjust()
897 			anon_vma_merge(vma, next);  in vma_adjust()
899 		mpol_put(vma_policy(next));  in vma_adjust()
900 		kmem_cache_free(vm_area_cachep, next);  in vma_adjust()
906 		next = vma->vm_next;  in vma_adjust()
909 		else if (next)  in vma_adjust()
910 			vma_gap_update(next);  in vma_adjust()
1048 	struct vm_area_struct *area, *next;  in vma_merge()  local
1059 		next = prev->vm_next;  in vma_merge()
1061 		next = mm->mmap;  in vma_merge()
1062 	area = next;  in vma_merge()
1063 	if (next && next->vm_end == end)		/* cases 6, 7, 8 */  in vma_merge()
1064 		next = next->vm_next;  in vma_merge()
1077 		if (next && end == next->vm_start &&  in vma_merge()
1078 				mpol_equal(policy, vma_policy(next)) &&  in vma_merge()
1079 				can_vma_merge_before(next, vm_flags,  in vma_merge()
1084 						      next->anon_vma, NULL)) {  in vma_merge()
1087 				next->vm_end, prev->vm_pgoff, NULL);  in vma_merge()
1100 	if (next && end == next->vm_start &&  in vma_merge()
1101 			mpol_equal(policy, vma_policy(next)) &&  in vma_merge()
1102 			can_vma_merge_before(next, vm_flags,  in vma_merge()
1109 			err = vma_adjust(area, addr, next->vm_end,  in vma_merge()
1110 				next->vm_pgoff - pglen, NULL);  in vma_merge()
2306 	struct vm_area_struct *next;  in expand_stack()  local
2309 	next = vma->vm_next;  in expand_stack()
2310 	if (next && next->vm_start == address + PAGE_SIZE) {  in expand_stack()
2311 		if (!(next->vm_flags & VM_GROWSUP))  in expand_stack()
2404 	struct vm_area_struct *next = prev ? prev->vm_next : mm->mmap;  in unmap_region()  local
2412 				 next ? next->vm_start : USER_PGTABLES_CEILING);  in unmap_region()
2675 		struct vm_area_struct *next;  in SYSCALL_DEFINE5()  local
2677 		for (next = vma->vm_next; next; next = next->vm_next) {  in SYSCALL_DEFINE5()
2679 			if (next->vm_start != next->vm_prev->vm_end)  in SYSCALL_DEFINE5()
2682 			if (next->vm_file != vma->vm_file)  in SYSCALL_DEFINE5()
2685 			if (next->vm_flags != vma->vm_flags)  in SYSCALL_DEFINE5()
2688 			if (start + size <= next->vm_end)  in SYSCALL_DEFINE5()
2692 		if (!next)  in SYSCALL_DEFINE5()