563 	vm_region_jar = KMEM_CACHE(vm_region, SLAB_PANIC);  in mmap_init()
573 	struct vm_region *region, *last;  in validate_nommu_regions()
580 	last = rb_entry(lastp, struct vm_region, vm_rb);  in validate_nommu_regions()
585 		region = rb_entry(p, struct vm_region, vm_rb);  in validate_nommu_regions()
586 		last = rb_entry(lastp, struct vm_region, vm_rb);  in validate_nommu_regions()
604 static void add_nommu_region(struct vm_region *region)  in add_nommu_region()
606 	struct vm_region *pregion;  in add_nommu_region()
615 		pregion = rb_entry(parent, struct vm_region, vm_rb);  in add_nommu_region()
635 static void delete_nommu_region(struct vm_region *region)  in delete_nommu_region()
663 static void __put_nommu_region(struct vm_region *region)  in __put_nommu_region()
689 static void put_nommu_region(struct vm_region *region)  in put_nommu_region()
723 	BUG_ON(!vma->vm_region);  in add_vma_to_mm()
833 	put_nommu_region(vma->vm_region);  in delete_vma()
1124 		vma->vm_region->vm_top = vma->vm_region->vm_end;  in do_mmap_shared_file()
1140 			   struct vm_region *region,  in do_mmap_private()
1157 			vma->vm_region->vm_top = vma->vm_region->vm_end;  in do_mmap_private()
1246 	struct vm_region *region;  in do_mmap()
1301 		struct vm_region *pregion;  in do_mmap()
1308 			pregion = rb_entry(rb, struct vm_region, vm_rb);  in do_mmap()
1339 			vma->vm_region = pregion;  in do_mmap()
1350 					vma->vm_region = NULL;  in do_mmap()
1392 	vma->vm_region = region;  in do_mmap()
1516 	struct vm_region *region;  in split_vma()
1539 	*region = *vma->vm_region;  in split_vma()
1540 	new->vm_region = region;  in split_vma()
1556 	delete_nommu_region(vma->vm_region);  in split_vma()
1558 		vma->vm_region->vm_start = vma->vm_start = addr;  in split_vma()
1559 		vma->vm_region->vm_pgoff = vma->vm_pgoff += npages;  in split_vma()
1561 		vma->vm_region->vm_end = vma->vm_end = addr;  in split_vma()
1562 		vma->vm_region->vm_top = addr;  in split_vma()
1564 	add_nommu_region(vma->vm_region);  in split_vma()
1565 	add_nommu_region(new->vm_region);  in split_vma()
1580 	struct vm_region *region;  in shrink_vma()
1592 	region = vma->vm_region;  in shrink_vma()
1755 	if (new_len > vma->vm_region->vm_end - vma->vm_region->vm_start)  in do_mremap()
2023 	struct vm_region *region;  in nommu_shrink_inode_mappings()
2054 		region = vma->vm_region;  in nommu_shrink_inode_mappings()