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Message-Id: <170843210068.1280904.12521172425579669086.b4-ty@ellerman.id.au>
Date: Tue, 20 Feb 2024 23:28:20 +1100
From: Michael Ellerman <patch-notifications@...erman.id.au>
To: linuxppc-dev@...ts.ozlabs.org, kvm@...r.kernel.org, kvm-ppc@...r.kernel.org, Amit Machhiwal <amachhiw@...ux.ibm.com>
Cc: Vaibhav Jain <vaibhav@...ux.ibm.com>, Nicholas Piggin <npiggin@...il.com>, Jordan Niethe <jniethe5@...il.com>, Vaidyanathan Srinivasan <svaidy@...ux.ibm.com>, "Aneesh Kumar K . V" <aneesh.kumar@...nel.org>, "Naveen N . Rao" <naveen.n.rao@...ux.ibm.com>, Christophe Leroy <christophe.leroy@...roup.eu>, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v4] KVM: PPC: Book3S HV: Fix L2 guest reboot failure due to empty 'arch_compat'

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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