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-rw-r--r--drivers/xen/xenbus/xenbus_client.c17
1 files changed, 7 insertions, 10 deletions
diff --git a/drivers/xen/xenbus/xenbus_client.c b/drivers/xen/xenbus/xenbus_client.c
index 0fa52916ad05..566d2adbd6ea 100644
--- a/drivers/xen/xenbus/xenbus_client.c
+++ b/drivers/xen/xenbus/xenbus_client.c
@@ -567,12 +567,10 @@ static int xenbus_map_ring_valloc_hvm(struct xenbus_device *dev,
int xenbus_map_ring(struct xenbus_device *dev, int gnt_ref,
grant_handle_t *handle, void *vaddr)
{
- struct gnttab_map_grant_ref op = {
- .host_addr = (unsigned long)vaddr,
- .flags = GNTMAP_host_map,
- .ref = gnt_ref,
- .dom = dev->otherend_id,
- };
+ struct gnttab_map_grant_ref op;
+
+ gnttab_set_map_op(&op, (phys_addr_t)vaddr, GNTMAP_host_map, gnt_ref,
+ dev->otherend_id);
if (HYPERVISOR_grant_table_op(GNTTABOP_map_grant_ref, &op, 1))
BUG();
@@ -698,10 +696,9 @@ static int xenbus_unmap_ring_vfree_hvm(struct xenbus_device *dev, void *vaddr)
int xenbus_unmap_ring(struct xenbus_device *dev,
grant_handle_t handle, void *vaddr)
{
- struct gnttab_unmap_grant_ref op = {
- .host_addr = (unsigned long)vaddr,
- .handle = handle,
- };
+ struct gnttab_unmap_grant_ref op;
+
+ gnttab_set_unmap_op(&op, (phys_addr_t)vaddr, GNTMAP_host_map, handle);
if (HYPERVISOR_grant_table_op(GNTTABOP_unmap_grant_ref, &op, 1))
BUG();
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