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Re: [Qemu-devel] [PATCH v9 0/4] remove icc bus/bridge


From: Zhu Guihua
Subject: Re: [Qemu-devel] [PATCH v9 0/4] remove icc bus/bridge
Date: Mon, 20 Jul 2015 09:00:06 +0800
User-agent: Mozilla/5.0 (X11; Linux x86_64; rv:31.0) Gecko/20100101 Thunderbird/31.4.0


On 07/16/2015 05:52 PM, Igor Mammedov wrote:
On Thu, 16 Jul 2015 10:45:41 +0800
Zhu Guihua <address@hidden> wrote:

ping...
I'll look at it once 2.4 is released.

Got it, thanks.

By the way, do you know what state of qemu socket topology ?

Regards,
Zhu


On 07/03/2015 05:38 PM, Zhu Guihua wrote:
ICC Bus was used for providing a hotpluggable bus for APIC and CPU,
but now we use HotplugHandler to make hotplug. So ICC Bus is
unnecessary.

This code has passed the new pc-cpu-test.
And I have tested with kvm along with kernel_irqchip=on/off,
it works fine.

This patch series is based on the latest master.

v9:
   -use a callback to correct reset sequence for x86
   -update apic mmio mapping

v8:
   -add a wrapper to specify reset order

v7:
   -update to register reset handler for main_system_bus when created
   -register reset handler for apic after all devices are initialized

Chen Fan (2):
    apic: map APIC's MMIO region at each CPU's address space
    cpu/apic: drop icc bus/bridge

Zhu Guihua (2):
    x86: use new method to correct reset sequence
    icc_bus: drop the unused files

   default-configs/i386-softmmu.mak   |   1 -
   default-configs/x86_64-softmmu.mak |   1 -
   hw/cpu/Makefile.objs               |   1 -
   hw/cpu/icc_bus.c                   | 118 
-------------------------------------
   hw/i386/pc.c                       |  43 +++++++-------
   hw/i386/pc_piix.c                  |   9 +--
   hw/i386/pc_q35.c                   |   9 +--
   hw/intc/apic_common.c              |  11 +---
   include/hw/cpu/icc_bus.h           |  82 --------------------------
   include/hw/i386/apic_internal.h    |   7 ++-
   include/hw/i386/pc.h               |   2 +-
   target-i386/cpu.c                  |  30 +++++++---
   12 files changed, 52 insertions(+), 262 deletions(-)
   delete mode 100644 hw/cpu/icc_bus.c
   delete mode 100644 include/hw/cpu/icc_bus.h


.





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