From: "Daniel P. Berrangé" <berrange@redhat.com>
To: "Maciej S. Szmigiero" <mail@maciej.szmigiero.name>
Cc: Ani Sinha <anisinha@redhat.com>, qemu-devel@nongnu.org
Subject: Re: [PATCH v2 23/32] hw/hyperv/vmbus: add support for confidential guest reset
Date: Wed, 14 Jan 2026 13:42:14 +0000 [thread overview]
Message-ID: <aWedNoIHcSJfTm4Z@redhat.com> (raw)
In-Reply-To: <cbfdd456-76c9-4280-8d58-b5a2d38b3900@maciej.szmigiero.name>
On Wed, Jan 14, 2026 at 02:38:54PM +0100, Maciej S. Szmigiero wrote:
> On 12.01.2026 14:22, Ani Sinha wrote:
> > On confidential guests when the KVM virtual machine file descriptor changes as
> > a part of the reset process, event file descriptors needs to be reassociated
> > with the new KVM VM file descriptor. This is achieved with the help of a
> > callback handler that gets called when KVM VM file descriptor changes during
> > the confidential guest reset process.
> >
> > This patch is untested on confidential guests and only exists for completeness.
> >
> > Signed-off-by: Ani Sinha <anisinha@redhat.com>
> > ---
> > hw/hyperv/vmbus.c | 30 ++++++++++++++++++++++++++++++
> > 1 file changed, 30 insertions(+)
> >
>
> Quick question: is this patch set targeting QEMU 11.0 or which version?
Patches are always assumed to be targetting current git master unless
the cover letter / subject line explicity says otherwise.
With regards,
Daniel
--
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next prev parent reply other threads:[~2026-01-14 13:43 UTC|newest]
Thread overview: 54+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-01-12 13:22 [PATCH v2 00/32] Introduce support for confidential guest reset Ani Sinha
2026-01-12 13:22 ` [PATCH v2 01/32] i386/kvm: avoid installing duplicate msr entries in msr_handlers Ani Sinha
2026-01-12 13:22 ` [PATCH v2 02/32] hw/accel: add a per-accelerator callback to change VM accelerator handle Ani Sinha
2026-01-12 17:01 ` Paolo Bonzini
2026-01-12 13:22 ` [PATCH v2 03/32] system/physmem: add helper to reattach existing memory after KVM VM fd change Ani Sinha
2026-01-12 13:22 ` [PATCH v2 04/32] accel/kvm: add changes required to support KVM VM file descriptor change Ani Sinha
2026-01-12 17:02 ` Paolo Bonzini
2026-01-13 5:22 ` Ani Sinha
2026-01-13 5:50 ` Paolo Bonzini
2026-01-12 13:22 ` [PATCH v2 05/32] accel/kvm: mark guest state as unprotected after vm " Ani Sinha
2026-01-12 13:22 ` [PATCH v2 06/32] accel/kvm: add a notifier to indicate KVM VM file descriptor has changed Ani Sinha
2026-01-12 13:22 ` [PATCH v2 07/32] accel/kvm: add notifier to inform that the KVM VM file fd is about to be changed Ani Sinha
2026-01-12 13:22 ` [PATCH v2 08/32] i386/kvm: unregister smram listeners prior to vm file descriptor change Ani Sinha
2026-01-12 13:22 ` [PATCH v2 09/32] kvm/i386: implement architecture support for kvm " Ani Sinha
2026-01-12 17:06 ` Paolo Bonzini
2026-01-12 13:22 ` [PATCH v2 10/32] hw/i386: refactor x86_bios_rom_init for reuse in confidential guest reset Ani Sinha
2026-01-12 13:22 ` [PATCH v2 11/32] kvm/i386: reload firmware for " Ani Sinha
2026-01-12 17:08 ` Paolo Bonzini
2026-01-13 13:58 ` Bernhard Beschow
2026-01-12 13:22 ` [PATCH v2 12/32] accel/kvm: rebind current VCPUs to the new KVM VM file descriptor upon reset Ani Sinha
2026-01-12 13:22 ` [PATCH v2 13/32] i386/tdx: refactor TDX firmware memory initialization code into a new function Ani Sinha
2026-01-12 13:22 ` [PATCH v2 14/32] i386/tdx: finalize TDX guest state upon reset Ani Sinha
2026-01-12 13:22 ` [PATCH v2 15/32] i386/tdx: add a pre-vmfd change notifier to reset tdx state Ani Sinha
2026-01-12 13:22 ` [PATCH v2 16/32] i386/sev: add migration blockers only once Ani Sinha
2026-01-12 17:16 ` Paolo Bonzini
2026-01-12 13:22 ` [PATCH v2 17/32] i386/sev: add notifiers " Ani Sinha
2026-01-12 13:22 ` [PATCH v2 18/32] i386/sev: free existing launch update data and kernel hashes data on init Ani Sinha
2026-01-12 13:22 ` [PATCH v2 19/32] i386/sev: add support for confidential guest reset Ani Sinha
2026-01-12 17:12 ` Paolo Bonzini
2026-01-12 13:22 ` [PATCH v2 20/32] hw/vfio: generate new file fd for pseudo device and rebind existing descriptors Ani Sinha
2026-01-12 13:22 ` [PATCH v2 21/32] kvm/i8254: refactor pit initialization into a helper Ani Sinha
2026-01-12 13:22 ` [PATCH v2 22/32] kvm/i8254: add support for confidential guest reset Ani Sinha
2026-01-12 13:22 ` [PATCH v2 23/32] hw/hyperv/vmbus: " Ani Sinha
2026-01-14 13:38 ` Maciej S. Szmigiero
2026-01-14 13:42 ` Daniel P. Berrangé [this message]
2026-01-14 14:40 ` Maciej S. Szmigiero
2026-01-15 7:26 ` Ani Sinha
2026-01-12 13:22 ` [PATCH v2 24/32] accel/kvm: add a per-confidential class callback to unlock guest state Ani Sinha
2026-01-12 17:11 ` Paolo Bonzini
2026-01-12 13:22 ` [PATCH v2 25/32] kvm/xen-emu: re-initialize capabilities during confidential guest reset Ani Sinha
2026-01-12 17:19 ` Paolo Bonzini
2026-01-12 18:22 ` David Woodhouse
2026-01-13 5:26 ` Ani Sinha
2026-01-13 5:48 ` Paolo Bonzini
2026-01-12 13:22 ` [PATCH v2 26/32] kvm/xen_evtchn: add support for " Ani Sinha
2026-01-12 13:22 ` [PATCH v2 27/32] ppc/openpic: create a new openpic device and reattach mem region on coco reset Ani Sinha
2026-01-13 14:13 ` Bernhard Beschow
2026-01-12 13:22 ` [PATCH v2 28/32] kvm/vcpu: add notifiers to inform vcpu file descriptor change Ani Sinha
2026-01-12 13:22 ` [PATCH v2 29/32] kvm/i386/apic: set local apic after vcpu file descriptors changed Ani Sinha
2026-01-12 13:22 ` [PATCH v2 30/32] kvm/clock: add support for confidential guest reset Ani Sinha
2026-01-12 13:22 ` [PATCH v2 31/32] hw/machine: introduce machine specific option 'x-change-vmfd-on-reset' Ani Sinha
2026-01-12 13:22 ` [PATCH v2 32/32] tests/functional/x86_64: add functional test to exercise vm fd change on reset Ani Sinha
2026-01-12 14:36 ` Daniel P. Berrangé
2026-01-13 5:53 ` Ani Sinha
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