From: "Jörg Rödel" <joro@8bytes.org>
To: "Daniel P. Berrangé" <berrange@redhat.com>
Cc: Paolo Bonzini <pbonzini@redhat.com>,
Richard Henderson <richard.henderson@linaro.org>,
philmd@linaro.org, marcel.apfelbaum@gmail.com,
zhao1.liu@intel.com, mst@redhat.com, cohuck@redhat.com,
mtosatti@redhat.com, Tom Lendacky <thomas.lendacky@amd.com>,
qemu-devel@nongnu.org, kvm@vger.kernel.org,
coconut-svsm@lists.linux.dev, joerg.roedel@amd.com
Subject: Re: [RFC PATCH 00/10] QEMU Support for KVM Planes
Date: Mon, 8 Jun 2026 17:45:32 +0200 [thread overview]
Message-ID: <aibi-SOE-eiBZ44K@8bytes.org> (raw)
In-Reply-To: <aibiXAlJtbZdGdHl@redhat.com>
Hi Daniel,
On Mon, Jun 08, 2026 at 04:40:12PM +0100, Daniel P. Berrangé wrote:
> How are device-plane values intended to be chosen by the user ?
>
> Is "2" a value that can/should always be used, or is there a dependency
> on the igvm file, or somethihng else ?
Currently it is based on how COCONUT in the IGVM file it built. It will launch
the Linux guest at plane 2, so all IRQs must go to plane 2 as well. For the
future we are considering passing the device-plane value to the SVSM so it can
decide on which plane to run Linux based on that value.
-Joerg
prev parent reply other threads:[~2026-06-08 15:45 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-06-08 15:20 [RFC PATCH 00/10] QEMU Support for KVM Planes Jörg Rödel
2026-06-08 15:21 ` [RFC PATCH 01/10] Update Linux Header for KVM Planes Support Jörg Rödel
2026-06-08 15:21 ` [RFC PATCH 02/10] accel/kvm: Extend KVMState to carry fds for planes Jörg Rödel
2026-06-08 15:21 ` [RFC PATCH 03/10] accel/kvm: Extend CPUState to handle Planes Jörg Rödel
2026-06-08 15:21 ` [RFC PATCH 04/10] accel: Add nr_planes() op Jörg Rödel
2026-06-08 15:21 ` [RFC PATCH 05/10] accel/kvm: Support nr_planes call-back Jörg Rödel
2026-06-08 15:21 ` [RFC PATCH 06/10] accel/kvm: Handle KVM_PLANE_EVENT_CREATE_CPU event Jörg Rödel
2026-06-08 15:21 ` [RFC PATCH 07/10] hw/core/machine: Add device-plane property Jörg Rödel
2026-06-08 15:21 ` [RFC PATCH 08/10] qdev: Add plane property Jörg Rödel
2026-06-08 15:21 ` [RFC PATCH 09/10] MSI: Inject into correct plane Jörg Rödel
2026-06-08 15:21 ` [RFC PATCH 10/10] KVM: Set GSI routes for default plane Jörg Rödel
2026-06-08 15:40 ` [RFC PATCH 00/10] QEMU Support for KVM Planes Daniel P. Berrangé
2026-06-08 15:45 ` Jörg Rödel [this message]
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