I tested the fix and it detects as expected two new models: EPYC-Rome-v3 & EPYC-v4
with actual qemu in jammy updates: ubuntu@endeared-crawfish:~$ qemu-system-x86_64 -cpu ? | grep EPYC-Rome x86 EPYC-Rome (alias configured by machine type) x86 EPYC-Rome-v1 AMD EPYC-Rome Processor x86 EPYC-Rome-v2 AMD EPYC-Rome Processor ubuntu@endeared-crawfish:~$ qemu-system-x86_64 -cpu ? | grep EPYC-v x86 EPYC-IBPB (alias of EPYC-v2) x86 EPYC-v1 AMD EPYC Processor x86 EPYC-v2 AMD EPYC Processor (with IBPB) x86 EPYC-v3 AMD EPYC Processor with the qemu in the PPA: https://launchpad.net/~paelzer/+archive/ubuntu/lp-2019967-more-epyc-models-jammy ubuntu@endeared-crawfish:~$ qemu-system-x86_64 -cpu ? | grep EPYC-Rome x86 EPYC-Rome (alias configured by machine type) x86 EPYC-Rome-v1 AMD EPYC-Rome Processor x86 EPYC-Rome-v2 AMD EPYC-Rome Processor x86 EPYC-Rome-v3 AMD EPYC-Rome-v3 Processor ubuntu@endeared-crawfish:~$ qemu-system-x86_64 -cpu ? | grep EPYC-v x86 EPYC-IBPB (alias of EPYC-v2) x86 EPYC-v1 AMD EPYC Processor x86 EPYC-v2 AMD EPYC Processor (with IBPB) x86 EPYC-v3 AMD EPYC Processor x86 EPYC-v4 AMD EPYC-v4 Processor -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/2019967 Title: Add EPYC-Rome-v3 and EPYC-v4 model To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/qemu/+bug/2019967/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs