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 <[email protected]> Link: https://lore.kernel.org/r/[email protected] Signed-off-by: Wei Liu <[email protected]>
torvalds · Apr 22, 2020 · 1d3c9c0 · 1d3c9c0
1 parent 421f090
commit 1d3c9c0
Showing 1 changed file with 2 additions and 2 deletions.
diff --git 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, "