iohandler: Introduce iohandler_get_aio_context

Signed-off-by: Fam Zheng <famz@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
diff --git a/iohandler.c b/iohandler.c
index 3f23433..f2fc8a9 100644
--- a/iohandler.c
+++ b/iohandler.c
@@ -44,6 +44,12 @@
     }
 }
 
+AioContext *iohandler_get_aio_context(void)
+{
+    iohandler_init();
+    return iohandler_ctx;
+}
+
 GSource *iohandler_get_g_source(void)
 {
     iohandler_init();