[PATCH v4] KVM: PPC: Book3S HV: Fix L2 guest reboot failure due to empty 'arch_compat'

Michael Ellerman patch-notifications at ellerman.id.au
Tue Feb 20 23:28:20 AEDT 2024


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


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