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/include/qemu/main-loop.h b/include/qemu/main-loop.h
index 9976909..19b5de3 100644
--- a/include/qemu/main-loop.h
+++ b/include/qemu/main-loop.h
@@ -204,6 +204,7 @@
                          void *opaque);
 
 GSource *iohandler_get_g_source(void);
+AioContext *iohandler_get_aio_context(void);
 #ifdef CONFIG_POSIX
 /**
  * qemu_add_child_watch: Register a child process for reaping.
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();
diff --git a/stubs/Makefile.objs b/stubs/Makefile.objs
index b6d1e65..4b258a6 100644
--- a/stubs/Makefile.objs
+++ b/stubs/Makefile.objs
@@ -40,3 +40,4 @@
 stub-obj-y += target-monitor-defs.o
 stub-obj-y += target-get-monitor-def.o
 stub-obj-y += vhost.o
+stub-obj-y += iohandler.o
diff --git a/stubs/iohandler.c b/stubs/iohandler.c
new file mode 100644
index 0000000..22b0ee5
--- /dev/null
+++ b/stubs/iohandler.c
@@ -0,0 +1,8 @@
+#include "qemu/osdep.h"
+#include "qemu-common.h"
+#include "qemu/main-loop.h"
+
+AioContext *iohandler_get_aio_context(void)
+{
+    abort();
+}