linux-kernel - Re: [PATCH v7 27/45] arm64: rme: allow userspace to inject aborts

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Message-ID: <2505ead3-64a6-4135-a96c-85c5dfef26d0@redhat.com>
Date: Tue, 4 Mar 2025 15:47:50 +1000
From: Gavin Shan <gshan@...hat.com>
To: Steven Price <steven.price@....com>, kvm@...r.kernel.org,
 kvmarm@...ts.linux.dev
Cc: Joey Gouly <joey.gouly@....com>, Catalin Marinas
 <catalin.marinas@....com>, Marc Zyngier <maz@...nel.org>,
 Will Deacon <will@...nel.org>, James Morse <james.morse@....com>,
 Oliver Upton <oliver.upton@...ux.dev>,
 Suzuki K Poulose <suzuki.poulose@....com>, Zenghui Yu
 <yuzenghui@...wei.com>, linux-arm-kernel@...ts.infradead.org,
 linux-kernel@...r.kernel.org, Alexandru Elisei <alexandru.elisei@....com>,
 Christoffer Dall <christoffer.dall@....com>, Fuad Tabba <tabba@...gle.com>,
 linux-coco@...ts.linux.dev,
 Ganapatrao Kulkarni <gankulkarni@...amperecomputing.com>,
 Shanker Donthineni <sdonthineni@...dia.com>, Alper Gun
 <alpergun@...gle.com>, "Aneesh Kumar K . V" <aneesh.kumar@...nel.org>
Subject: Re: [PATCH v7 27/45] arm64: rme: allow userspace to inject aborts

On 2/14/25 2:14 AM, Steven Price wrote:
> From: Joey Gouly <joey.gouly@....com>
> 
> Extend KVM_SET_VCPU_EVENTS to support realms, where KVM cannot set the
> system registers, and the RMM must perform it on next REC entry.
> 
> Signed-off-by: Joey Gouly <joey.gouly@....com>
> Signed-off-by: Steven Price <steven.price@....com>
> ---
>   Documentation/virt/kvm/api.rst |  2 ++
>   arch/arm64/kvm/guest.c         | 24 ++++++++++++++++++++++++
>   2 files changed, 26 insertions(+)
> 

Reviewed-by: Gavin Shan <gshan@...hat.com>