579 	vm_region_jar = KMEM_CACHE(vm_region, SLAB_PANIC);  in mmap_init()
589 	struct vm_region *region, *last;  in validate_nommu_regions()
596 	last = rb_entry(lastp, struct vm_region, vm_rb);  in validate_nommu_regions()
601 		region = rb_entry(p, struct vm_region, vm_rb);  in validate_nommu_regions()
602 		last = rb_entry(lastp, struct vm_region, vm_rb);  in validate_nommu_regions()
620 static void add_nommu_region(struct vm_region *region)  in add_nommu_region()
622 	struct vm_region *pregion;  in add_nommu_region()
631 		pregion = rb_entry(parent, struct vm_region, vm_rb);  in add_nommu_region()
651 static void delete_nommu_region(struct vm_region *region)  in delete_nommu_region()
683 static void __put_nommu_region(struct vm_region *region)  in __put_nommu_region()
713 static void put_nommu_region(struct vm_region *region)  in put_nommu_region()
749 	BUG_ON(!vma->vm_region);  in add_vma_to_mm()
862 	put_nommu_region(vma->vm_region);  in delete_vma()
1158 		vma->vm_region->vm_top = vma->vm_region->vm_end;  in do_mmap_shared_file()
1174 			   struct vm_region *region,  in do_mmap_private()
1191 			vma->vm_region->vm_top = vma->vm_region->vm_end;  in do_mmap_private()
1283 	struct vm_region *region;  in do_mmap_pgoff()
1342 		struct vm_region *pregion;  in do_mmap_pgoff()
1349 			pregion = rb_entry(rb, struct vm_region, vm_rb);  in do_mmap_pgoff()
1380 			vma->vm_region = pregion;  in do_mmap_pgoff()
1393 					vma->vm_region = NULL;  in do_mmap_pgoff()
1435 	vma->vm_region = region;  in do_mmap_pgoff()
1563 	struct vm_region *region;  in split_vma()
1588 	*region = *vma->vm_region;  in split_vma()
1589 	new->vm_region = region;  in split_vma()
1605 	delete_nommu_region(vma->vm_region);  in split_vma()
1607 		vma->vm_region->vm_start = vma->vm_start = addr;  in split_vma()
1608 		vma->vm_region->vm_pgoff = vma->vm_pgoff += npages;  in split_vma()
1610 		vma->vm_region->vm_end = vma->vm_end = addr;  in split_vma()
1611 		vma->vm_region->vm_top = addr;  in split_vma()
1613 	add_nommu_region(vma->vm_region);  in split_vma()
1614 	add_nommu_region(new->vm_region);  in split_vma()
1629 	struct vm_region *region;  in shrink_vma()
1643 	region = vma->vm_region;  in shrink_vma()
1826 	if (new_len > vma->vm_region->vm_end - vma->vm_region->vm_start)  in do_mremap()
2094 	struct vm_region *region;  in nommu_shrink_inode_mappings()
2125 		region = vma->vm_region;  in nommu_shrink_inode_mappings()