Merge pull request #1364 from XueqiangWei/fio_windows

qemu.test: fio_windows, add scenario for aio=threads and aio=native

qemu/tests/cfg/fio_windows.cfg

@@ -11,6 +11,11 @@
     fio_file_name = "C\:\\fio_system_disk_test:I\:\\fio_data_disk_test"
     fio_log_file = "C:\fio_log.txt"
     cmd_timeout = 300
+    variants:
+        - aio_native:
+            image_aio = native
+        - aio_threads:
+            image_aio = threads
     i386, i686:
         install_path = "C:\Program Files\fio"
         install_cmd = 'msiexec /a DRIVE:\fio-x86.msi /qn TARGETDIR="${install_path}"'