On Wed, 07 Feb 2024 11:15:26 +0530, Amit Machhiwal wrote: > Currently, rebooting a pseries nested qemu-kvm guest (L2) results in > below error as L1 qemu sends PVR value 'arch_compat' == 0 via > ppc_set_compat ioctl. This triggers a condition failure in > kvmppc_set_arch_compat() resulting in an EINVAL. > > qemu-system-ppc64: Unable to set CPU compatibility mode in KVM: Invalid > argument > > [...] Applied to powerpc/fixes. [1/1] KVM: PPC: Book3S HV: Fix L2 guest reboot failure due to empty 'arch_compat' https://git.kernel.org/powerpc/c/20c8c4dafe93e82441583e93bd68c0d256d7bed4 cheers