new parameters (if specified) once the vm migration finished successfully.
ETEXI
-#if defined(CONFIG_HAVE_CORE_DUMP)
{
.name = "dump-guest-memory",
.args_type = "paging:-p,filename:F,begin:i?,length:i?",
length: the memory size, in bytes. It's optional, and should be specified
with begin together.
ETEXI
-#endif
{
.name = "snapshot_blkdev",