vmm: Enable provisioning for SGX guest

The guest can see that SGX supports provisioning as it is exposed
through the CPUID. This patch enables the proper backing of this
feature by having the host open the provisioning device and enable
this capability through the hypervisor.

Signed-off-by: Sebastien Boeuf <sebastien.boeuf@intel.com>

vmm/src/vm.rs

@@ -724,7 +724,7 @@ impl Vm {
                 memory_manager
                     .lock()
                     .unwrap()
-                    .setup_sgx(sgx_epc_config)
+                    .setup_sgx(sgx_epc_config, &vm)
                     .map_err(Error::MemoryManager)?;
             }
         }