aboutsummaryrefslogtreecommitdiffstats
path: root/drivers/xen/grant-table.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/xen/grant-table.c')
-rw-r--r--drivers/xen/grant-table.c7
1 files changed, 5 insertions, 2 deletions
diff --git a/drivers/xen/grant-table.c b/drivers/xen/grant-table.c
index f805918a993f..f100ce20b16b 100644
--- a/drivers/xen/grant-table.c
+++ b/drivers/xen/grant-table.c
@@ -948,9 +948,12 @@ static void gnttab_request_version(void)
948 int rc; 948 int rc;
949 struct gnttab_set_version gsv; 949 struct gnttab_set_version gsv;
950 950
951 gsv.version = 2; 951 if (xen_hvm_domain())
952 gsv.version = 1;
953 else
954 gsv.version = 2;
952 rc = HYPERVISOR_grant_table_op(GNTTABOP_set_version, &gsv, 1); 955 rc = HYPERVISOR_grant_table_op(GNTTABOP_set_version, &gsv, 1);
953 if (rc == 0) { 956 if (rc == 0 && gsv.version == 2) {
954 grant_table_version = 2; 957 grant_table_version = 2;
955 gnttab_interface = &gnttab_v2_ops; 958 gnttab_interface = &gnttab_v2_ops;
956 } else if (grant_table_version == 2) { 959 } else if (grant_table_version == 2) {