hyper-v: Use UUID API for exporting the GUID

There is export_guid() function which exports guid_t to the u8 array.
Use it instead of open coding variant.

This allows to hide the uuid_t internals.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Link: https://lore.kernel.org/r/20200422125937.38355-1-andriy.shevchenko@linux.intel.com
Signed-off-by: Wei Liu <wei.liu@kernel.org>

diff --git a/drivers/hv/hv_trace.h b/drivers/hv/hv_trace.h
index e70783e..f9d14db 100644 (file)
--- a/drivers/hv/hv_trace.h
+++ b/drivers/hv/hv_trace.h
@@ -286,8 +286,8 @@ TRACE_EVENT(vmbus_send_tl_connect_request,
                    __field(int, ret)
                    ),
            TP_fast_assign(
-                   memcpy(__entry->guest_id, &msg->guest_endpoint_id.b, 16);
-                   memcpy(__entry->host_id, &msg->host_service_id.b, 16);
+                   export_guid(__entry->guest_id, &msg->guest_endpoint_id);
+                   export_guid(__entry->host_id, &msg->host_service_id);
                    __entry->ret = ret;
                    ),
            TP_printk("sending guest_endpoint_id %pUl, host_service_id %pUl, "