Since the introduction of CMT features (commit v1.3.5-461-gf294b83) starting a domain with host-model CPU on a host which supports CMT fails because QEMU complains about unknown 'cmt' feature:
qemu-system-x86_64: CPU feature cmt not found https://bugzilla.redhat.com/show_bug.cgi?id=1355857 Jiri Denemark (4): cpu_x86: Introduce x86FeatureIsMigratable cpu_x86: Properly drop non-migratable features tests: Add a test for host-model CPU with CMT feature cpu_x86: Fix host-model CPUs on hosts with CMT src/cpu/cpu_x86.c | 53 +++++++++++++++------- .../qemuxml2argv-cpu-host-model-cmt.args | 22 +++++++++ .../qemuxml2argv-cpu-host-model-cmt.xml | 19 ++++++++ tests/qemuxml2argvtest.c | 1 + tests/testutilsqemu.c | 1 + 5 files changed, 79 insertions(+), 17 deletions(-) create mode 100644 tests/qemuxml2argvdata/qemuxml2argv-cpu-host-model-cmt.args create mode 100644 tests/qemuxml2argvdata/qemuxml2argv-cpu-host-model-cmt.xml -- 2.9.2 -- libvir-list mailing list libvir-list@redhat.com https://www.redhat.com/mailman/listinfo/libvir-list