Cornelia Huck <cohuck(a)redhat.com> [2018-05-24, 06:25PM +0200]:
On Thu, 24 May 2018 14:24:32 +0200
Xiao Feng Ren <renxiaof(a)linux.vnet.ibm.com> wrote:
> From: Yi Min Zhao <zyimin(a)linux.ibm.com>
>
> This commit adds hotplug support for PCI devices on S390 guests.
> There's no need to implement hot unplug for zPCI as QEMU implements
> an unplug callback which will unplug both PCI and zPCI device in a
> cascaded way.
> Currently, the following PCI devices are supported:
> virtio-blk-pci
> virtio-net-pci
> virtio-rng-pci
> virtio-input-host-pci
> virtio-keyboard-pci
> virtio-mouse-pci
> virtio-tablet-pci
> vfio-pci
> Shmem device
> SCSIVhost device
Hm, how did you arrive at this list? Is it 'anything that uses msi-x'?
I guess it's just any device that libvirt actually supports hotplug for,
with a few exceptions (cf. patch 3 and 6). Not familiar wuth msi-x.