Based on last blog, we can see how libvirt cpu feature configuration changes qemu cpuid. And we figure out hypervisor disable configuration have what kind of influence.
Virtio on Linux
Virtio is an open standard that defines a protocol for communication between drivers and devices of different types, see Chapter 5 (“Device Types”) of the virtio spec ([1]). Ori...
Cpu feature configuration code diving
If disable a feature in libvirt domain xml configuration, what will happen?