These machine types have been marked as deprecated two releases ago, and are older than 6 years, so according to our support policy, it should be fine to remove them now.
Thomas Huth (8): hw/s390x/s390-virtio-ccw: Remove the deprecated 2.9 machine type hw/s390x/css: Remove the obsolete "css_migration_enabled" variable hw/s390x/s390-stattrib: Remove the old migration_enabled flag hw/intc/s390_flic: Remove the obsolete migration_enabled flag hw/s390x/s390-virtio-ccw: Remove the deprecated 2.10 and 2.11 machine types hw/s390x/event-facility: Remove the obsolete "allow_all_mask_sizes" code target/s390x/gen-features: Remove the v2.11 qemu CPU model hw/s390x/s390-virtio-ccw: Remove the deprecated 2.12 machine type include/hw/s390x/css.h | 6 --- include/hw/s390x/s390_flic.h | 1 - include/hw/s390x/storage-attributes.h | 1 - hw/intc/s390_flic.c | 14 ----- hw/s390x/css.c | 31 +---------- hw/s390x/event-facility.c | 37 +------------ hw/s390x/s390-stattrib-kvm.c | 2 +- hw/s390x/s390-stattrib.c | 7 +-- hw/s390x/s390-virtio-ccw.c | 75 --------------------------- target/s390x/gen-features.c | 7 --- 10 files changed, 4 insertions(+), 177 deletions(-) -- 2.47.1