Re: [Qemu-devel] [PATCH v2 00/11] cpu: add i386 cpu hot remove support

[Zhu Guihua]

On Tue, 2015-02-03 at 16:41 +0800, Zhi Yong Wu wrote:
> HI,
> 
> Can you push the patchset to a branch on github? It will be convenient
> for other guys to do some tests.

sorry for late reply.
I had pushed into https://github.com/zhugh/qemu.git
The patchset is on branch cpu-hotplug.

Welcome to test, Thanks.

Regards,
Zhu

> 
> On Wed, Jan 14, 2015 at 3:44 PM, Zhu Guihua <address@hidden> 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.
> > [RESEND PATCH v1 0/5] Common unplug and unplug request cb for memory and 
> > CPU hot-unplug
> > https://lists.nongnu.org/archive/html/qemu-devel/2015-01/msg00429.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 v3 0/7] cpu: add device_add foo-x86_64-cpu support
> > https://lists.nongnu.org/archive/html/qemu-devel/2015-01/msg01552.html
> >
> > ---
> > Changelog since v1:
> >  -rebase on the latest version.
> >  -delete patch i386/cpu: add instance finalize callback, and put it into 
> > patchset
> >   [PATCH v3 0/6] cpu: add device_add foo-x86_64-cpu support.
> >
> > 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 (5):
> >   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                 |  9 ++++
> >  include/sysemu/kvm.h              |  1 +
> >  kvm-all.c                         | 57 ++++++++++++++++++++++++-
> >  target-i386/cpu.c                 | 46 ++++++++++++++++++++
> >  19 files changed, 378 insertions(+), 27 deletions(-)
> >
> > --
> > 1.9.3
> >
> >
> 
> 
>