[IA64] Fix xc_save for PV domains

Saving PV domains fails with the following error:
  xc_save: failed to subscribe to domain: -1
This adds XEN_DOMCTL_subscribe to xencomm.

Signed-off-by: KUWAMURA Shin'ya <kuwa@jp.fujitsu.com>

diff --git a/arch/ia64/xen/xcom_privcmd.c b/arch/ia64/xen/xcom_privcmd.c
index 453b66bd1dd99fe4201b499b1eb80021b2652851..183c2da8fde419dbcc029ec2db936cfec582a481 100644 (file)
--- a/arch/ia64/xen/xcom_privcmd.c
+++ b/arch/ia64/xen/xcom_privcmd.c
@@ -328,6 +328,7 @@ xencomm_privcmd_domctl(privcmd_hypercall_t *hypercall)
        case XEN_DOMCTL_sendtrigger:
        case XEN_DOMCTL_set_opt_feature:
        case XEN_DOMCTL_assign_device:
+       case XEN_DOMCTL_subscribe:
                break;
        case XEN_DOMCTL_pin_mem_cacheattr:
                return -ENOSYS;