linux-kernel - Re: [PATCH] KVM: PPC: Book3S HV: Add Power11 capability support for Nested PAPR guests

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Message-Id: <173184457525.887714.6106755723297073390.b4-ty@ellerman.id.au>
Date: Sun, 17 Nov 2024 22:56:15 +1100
From: Michael Ellerman <patch-notifications@...erman.id.au>
To: linuxppc-dev@...ts.ozlabs.org, kvm-ppc@...r.kernel.org, Madhavan Srinivasan <maddy@...ux.ibm.com>, Michael Ellerman <mpe@...erman.id.au>, Amit Machhiwal <amachhiw@...ux.ibm.com>
Cc: kvm@...r.kernel.org, Nicholas Piggin <npiggin@...il.com>, Christophe Leroy <christophe.leroy@...roup.eu>, Naveen N Rao <naveen@...nel.org>, Vaibhav Jain <vaibhav@...ux.ibm.com>, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] KVM: PPC: Book3S HV: Add Power11 capability support for Nested PAPR guests

On Mon, 28 Oct 2024 15:46:22 +0530, Amit Machhiwal wrote:
> The Power11 architected and raw mode support in Linux was merged via [1]
> and the corresponding support in QEMU is pending in [2], which is
> currently in its V6.
> 
> Currently, booting a KVM guest inside a pseries LPAR (Logical Partition)
> on a kernel without [1] results the guest boot in a Power10
> compatibility mode (i.e., with logical PVR of Power10). However, booting
> a KVM guest on a kernel with [1] causes the following boot crash.
> 
> [...]

Applied to powerpc/topic/ppc-kvm.

[1/1] KVM: PPC: Book3S HV: Add Power11 capability support for Nested PAPR guests
      https://git.kernel.org/powerpc/c/96e266e3bcd6ed03f0be62c2fcf92bf1e3dc8a6a

cheers