ping...
On 12/12/2014 04:43 PM, Gu Zheng wrote:
> This series is based on chen fan's previous i386 cpu hot remove patchset:
> https://lists.nongnu.org/archive/html/qemu-devel/2013-12/msg04266.html
>
> Via implementing ACPI standard methods _EJ0 in ACPI table, after Guest
> OS remove one vCPU online, the fireware will store removed bitmap to
> QEMU, then QEMU could know to notify the assigned vCPU of exiting.
> Meanwhile, intruduce the QOM command 'device_del' to remove vCPU from
> QEMU itself.
>
> The whole work is based on the new hot plug/unplug framework, ,the unplug
> request
> callback does the pre-check and send the request, unplug callback does the
> removal handling.
>
> This series depends on tangchen's common hot plug/unplug enhance patchset.
> [PATCH] Common unplug and unplug request cb for memory and CPU hot-unplug.
> https://lists.nongnu.org/archive/html/qemu-devel/2014-12/msg01462.html
>
> The is the second half of the previous series:
>
> [RFC V2 00/10] cpu: add device_add foo-x86_64-cpu and i386 cpu hot remove
> support
> https://lists.nongnu.org/archive/html/qemu-devel/2014-08/msg04779.html
>
>
> If you want to test the series, you need to apply the 'device_add
> foo-x86_64-cpu'
> patchset first:
> [PATCH V2 0/6] cpu: add device_add foo-x86_64-cpu support
> https://lists.nongnu.org/archive/html/qemu-devel/2014-12/msg01812.html
>
> ---
> Changelog since RFC:
> -splited the i386 cpu hot remove into single thread.
> -replaced apic_no with apic_id, so does the related stuff to make it
> work with arbitrary CPU hotadd.
> -add the icc_device_unrealize callback to handle apic unrealize.
> -rework on the new hot plug/unplug platform.
> ---
>
> Chen Fan (2):
> x86: add x86_cpu_unrealizefn() for cpu apic remove
> cpu hotplug: implement function cpu_status_write() for vcpu ejection
>
> Gu Zheng (6):
> i386/cpu: add instance finalize callback
> acpi/cpu: add cpu hot unplug request callback function
> acpi/piix4: add cpu hot unplug callback support
> acpi/ich9: add cpu hot unplug support
> pc: add cpu hot unplug callback support
> cpus: reclaim allocated vCPU objects
>
> Zhu Guihua (4):
> acpi/piix4: add cpu hot unplug request callback support
> acpi/ich9: add cpu hot unplug request callback support
> pc: add cpu hot unplug request callback support
> acpi/cpu: add cpu hot unplug callback function
>
> cpus.c | 44 ++++++++++++++++++
> hw/acpi/cpu_hotplug.c | 88
> ++++++++++++++++++++++++++++++++++---
> hw/acpi/ich9.c | 17 +++++--
> hw/acpi/piix4.c | 12 ++++-
> hw/core/qdev.c | 2 +-
> hw/cpu/icc_bus.c | 11 +++++
> hw/i386/acpi-dsdt-cpu-hotplug.dsl | 6 ++-
> hw/i386/kvm/apic.c | 8 +++
> hw/i386/pc.c | 62 ++++++++++++++++++++++++--
> hw/intc/apic.c | 10 ++++
> hw/intc/apic_common.c | 21 +++++---
> include/hw/acpi/cpu_hotplug.h | 8 +++
> include/hw/cpu/icc_bus.h | 1 +
> include/hw/i386/apic_internal.h | 1 +
> include/hw/qdev-core.h | 1 +
> include/qom/cpu.h | 10 ++++
> include/sysemu/kvm.h | 1 +
> kvm-all.c | 57 +++++++++++++++++++++++-
> target-i386/cpu.c | 54 ++++++++++++++++++++++
> 19 files changed, 387 insertions(+), 27 deletions(-)
>
