tools: Change the name of the qemu save file at restore time

Change the name of the qemu save file to qemu-resume at restore time so
that it doesn't collide with the name of the next save file.

Signed-off-by: Stefano Stabellini <stefano.stabellini@eu.citrix.com>
Acked-by: Ian Jackson <ian.jackson@eu.citrix.com>
Committed-by: Ian Jackson <ian.jackson@eu.citrix.com>

tools/python/xen/xend/image.py

@@ -936,7 +936,7 @@ class HVMImageHandler(ImageHandler):
         args = ImageHandler.getDeviceModelArgs(self, restore)
         args = args + ([ "-M", "xenfv"])
         if restore:
-            args = args + ([ "-loadvm", "/var/lib/xen/qemu-save.%d" %
+            args = args + ([ "-loadvm", "/var/lib/xen/qemu-resume.%d" %
                              self.vm.getDomid() ])
         return args