On Tue, Jun 13, 2023 at 05:02:05PM +0200, David Hildenbrand wrote: > One limitation of virtio-mem is that we cannot currently unplug virtio-mem > devices that have all memory unplugged from the VM. > > Let's properly handle forced unplug (as can be triggered by the VM) and > add support for ordinary unplug (requests) of virtio-mem devices that are > in a compatible state (no legacy mode, no plugged memory, no plug request). > > Briefly tested on both, x86_64 and aarch64. > > Cc: Peter Maydell <peter.mayd...@linaro.org> > Cc: Paolo Bonzini <pbonz...@redhat.com> > Cc: Richard Henderson <richard.hender...@linaro.org> > Cc: Eduardo Habkost <edua...@habkost.net> > Cc: "Michael S. Tsirkin" <m...@redhat.com> > Cc: Marcel Apfelbaum <marcel.apfelb...@gmail.com> > Cc: Igor Mammedov <imamm...@redhat.com> > Cc: qemu-...@nongnu.org > Cc: Gavin Shan <gs...@redhat.com>
Lots of duplication pc/arm. Which is not new but do we have to keep growing this? Can't we put at least the new common code somewhere? What do ARM maintainers think about it? > David Hildenbrand (5): > pc: Properly handle unplug of virtio based memory devices > arm/virt: Properly handle unplug of virtio based memory devices > virtio-mem: Prepare for unplug support of virtio-mem-pci devices > pc: Support unplug of virtio-mem-pci devices > arm/virt: Support unplug of virtio-mem-pci devices > > hw/arm/virt.c | 60 +++++++++++++++++++++++++++++-- > hw/i386/pc.c | 66 ++++++++++++++++++++++++++++++---- > hw/virtio/virtio-mem-pci.c | 42 ++++++++++++++++++++-- > hw/virtio/virtio-mem-pci.h | 2 ++ > hw/virtio/virtio-mem.c | 24 +++++++++++++ > include/hw/virtio/virtio-mem.h | 2 ++ > 6 files changed, 183 insertions(+), 13 deletions(-) > > -- > 2.40.1