From: "Michael S. Tsirkin" <mst@redhat.com>
To: Dongli Zhang <dongli.zhang@oracle.com>
Cc: "Igor Mammedov" <imammedo@redhat.com>,
"Daniel P. Berrangé" <berrange@redhat.com>,
qemu-devel@nongnu.org, qemu-s390x@nongnu.org,
xen-devel@lists.xenproject.org, dave@treblig.org,
anisinha@redhat.com, philmd@mailo.com, aurelien@aurel32.net,
mjrosato@linux.ibm.com, alifm@linux.ibm.com,
farman@linux.ibm.com, richard.henderson@linaro.org,
iii@linux.ibm.com, david@kernel.org, pasic@linux.ibm.com,
borntraeger@linux.ibm.com, cohuck@redhat.com, alex@shazbot.org,
clg@redhat.com, akrowiak@linux.ibm.com, jjherne@linux.ibm.com,
sstabellini@kernel.org, anthony@xenproject.org,
edgar.iglesias@gmail.com, pbonzini@redhat.com, eblake@redhat.com,
armbru@redhat.com, joe.jin@oracle.com
Subject: Re: [PATCH 0/8] Force detach PCI devices for ACPI-based and PCIe native hot-unplug
Date: Mon, 7 Sep 2026 17:16:34 -0400 [thread overview]
Message-ID: <20260907171522-mutt-send-email-mst@kernel.org> (raw)
In-Reply-To: <296a04a7-f917-4abd-b564-4a6b8fc6aace@oracle.com>
On Mon, Sep 07, 2026 at 02:06:29PM -0700, Dongli Zhang wrote:
> 5. By instrumenting QEMU code and possibly adding additional metadata, we can
> track whether a PCI device has been accessed by the guest VM, especially during
> PCI hotplug. If the device has never been used by the guest VM, it may be safer
> to force-detach it.
this last one I am not sure about. as I said, devices are commonly
accessed by firmware.
prev parent reply other threads:[~2026-09-07 21:17 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-08-24 1:13 [PATCH 0/8] Force detach PCI devices for ACPI-based and PCIe native hot-unplug Dongli Zhang
2026-08-24 1:13 ` [PATCH 1/8] qdev: Add force argument to qdev_unplug Dongli Zhang
2026-08-24 13:51 ` Jason J. Herne
2026-08-24 1:13 ` [PATCH 2/8] qdev: hotplug: Add force_unplug handler callback Dongli Zhang
2026-08-24 1:13 ` [PATCH 3/8] qdev: Support forced device_del in QMP and HMP Dongli Zhang
2026-08-24 14:42 ` Daniel P. Berrangé
2026-08-26 15:53 ` Dongli Zhang
2026-08-24 1:13 ` [PATCH 4/8] hw/acpi/pcihp: Add forced slot unplug helper Dongli Zhang
2026-08-24 1:13 ` [PATCH 5/8] hw/acpi/piix4: Support forced PCI unplug Dongli Zhang
2026-08-24 1:13 ` [PATCH 6/8] hw/acpi/ich9: " Dongli Zhang
2026-08-24 1:13 ` [PATCH 7/8] hw/acpi/ged: " Dongli Zhang
2026-08-24 1:13 ` [PATCH 8/8] hw/pci/pcie: Support forced PCIe native unplug Dongli Zhang
2026-08-24 14:44 ` [PATCH 0/8] Force detach PCI devices for ACPI-based and PCIe native hot-unplug Daniel P. Berrangé
2026-08-26 16:15 ` Dongli Zhang
2026-09-03 15:28 ` Igor Mammedov
2026-09-03 20:17 ` Michael S. Tsirkin
2026-09-04 11:07 ` Igor Mammedov
2026-09-04 11:22 ` Michael S. Tsirkin
2026-09-04 12:08 ` Igor Mammedov
2026-09-07 8:28 ` Dongli Zhang
2026-09-07 8:26 ` Dongli Zhang
2026-09-07 8:55 ` Michael S. Tsirkin
2026-09-07 21:06 ` Dongli Zhang
2026-09-07 21:16 ` Michael S. Tsirkin [this message]
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