 or non-writable mapping
*call to uvm_disable_vma*call to uvm_vma_wrapper_alloc**call to uvm_vma_wrapper_alloc*vma_wrapper_allocated*call to uvm_va_range_create_mmap*call to va_range_type_expects_mmap*call to uvm_vma_wrapper_destroy*call to uvm_mem_map_cpu_user*call to uvm_va_range_device_p2p_map_cpu*