On Fri, Jun 26, 2015 at 11=37=43AM +0800, Zhu Guihua wrote: > Hi, > On 06/24/2015 09:28 PM, Eduardo Otubo wrote: > >Hello Zhu, > > > >Are you still working on this feature? Could you provide a rebased > >version of this series? > > Sorry for late reply. > > Yes, we are still working on this feature. > > I have updated my github, you can get the rebased version from it. > > https://github.com/zhuguihua/qemu.git cpu-hotplug
I'll review and test. I'll also provide my comments on the github as well. Thanks for the update, Zhu! :) Regards, > > Thanks, > Zhu > > >Regards, > > > >On Fri, Feb 13, 2015 at 06=40=15PM +0800, Zhu Guihua 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 v2 0/5] Common unplug and unplug request cb for memory and CPU > >>hot-unplug > >>https://lists.nongnu.org/archive/html/qemu-devel/2015-01/msg03929.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 v4 00/10] cpu: add device_add foo-x86_64-cpu support > >>https://lists.nongnu.org/archive/html/qemu-devel/2015-02/msg02584.html > >> > >>--- > >>Changelog since v2: > >> -drop ICC bus impl > >> -fix delete cpu exceed 32 issue > >> -fix bug about deleting the last cpu > >> > >>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 (3): > >> acpi/cpu: add cpu hot unplug request callback function > >> acpi, pc: add cpu hot unplug callback support > >> cpus: reclaim allocated vCPU objects > >> > >>Zhu Guihua (2): > >> acpi, pc: add cpu hot unplug request callback support > >> acpi/cpu: add cpu hot unplug callback function > >> > >> cpus.c | 44 ++++++++++++++++++++ > >> hw/acpi/cpu_hotplug.c | 87 > >> ++++++++++++++++++++++++++++++++++++--- > >> hw/acpi/ich9.c | 17 ++++++-- > >> hw/acpi/piix4.c | 12 +++++- > >> hw/core/qdev.c | 2 +- > >> hw/i386/acpi-dsdt-cpu-hotplug.dsl | 16 ++++++- > >> hw/i386/kvm/apic.c | 5 +++ > >> hw/i386/pc.c | 68 ++++++++++++++++++++++++++++-- > >> hw/intc/apic.c | 9 ++++ > >> hw/intc/apic_common.c | 21 ++++++---- > >> include/hw/acpi/cpu_hotplug.h | 8 ++++ > >> 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 +++++++++++++++++++++ > >> 17 files changed, 377 insertions(+), 27 deletions(-) > >> > >>-- > >>1.9.3 > >> > >> > > -- Eduardo Otubo ProfitBricks GmbH
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