Disable the MULTIPORT feature and MSI vectors for the 0.12 machine types; those features are added only for 0.13 onwards.
Signed-off-by: Amit Shah <amit.s...@redhat.com> --- hw/s390-virtio.c | 12 ++++++++++++ 1 files changed, 12 insertions(+), 0 deletions(-) diff --git a/hw/s390-virtio.c b/hw/s390-virtio.c index a3cbfb6..f027521 100644 --- a/hw/s390-virtio.c +++ b/hw/s390-virtio.c @@ -263,6 +263,18 @@ static QEMUMachine s390_machine_v0_12 = { .use_virtcon = 1, .no_vga = 1, .max_cpus = 255, + .compat_props = (GlobalProperty[]) { + { + .driver = "virtio-serial-s390", + .property = "max_nr_ports", + .value = stringify(1), + },{ + .driver = "virtio-serial-s390", + .property = "vectors", + .value = stringify(0), + }, + { /* end of list */ } + }, }; static void s390_machine_init(void) -- 1.6.2.5