Re: [Patch V3 00/16] Enable support of IOAPIC hotplug on x86 platforms

[Jiang Liu]

On 2014/6/25 22:44, Konrad Rzeszutek Wilk wrote:
> On Wed, Jun 25, 2014 at 04:40:31PM +0800, Jiang Liu wrote:
>> This patch set enhances IOAPIC core and ACPI drivers to support IOAPIC
>> hotplug on x86 platforms. It's based on tip/x86/apic.
>>
>> You may pull it from 
>> https://github.com/jiangliu/linux.git ioapic/hotplug_v3
> 
> fatal: Couldn't find remote ref ioapic/hotplug_v3
> Unexpected end of command stream
> 
> I see ioapic/hotplug_v2?
Hi Konrad,
	Sorry for that, should be ok now.
Regards!
Gerry

>>
>> We have pick up several patches from Yinghai's original IOAPIC hotplug
>> patch set and reimplemented IOAPIC driver as an ACPI driver instead of
>> a PCI driver.
>>
>> It has been tested on a 4-socket Intel SDV with socket hot-addition
>> capability. Any suggestions are welcomed!
>>
>> Patch 1-5 are minor bugfixes and code improvements
>> Patch 6-14 enhances ACPI and IOAPIC core to support IOAPIC hotplug
>> Patch 15 killes PCI IOAPIC driver
>> Patch 16 reimplements ACPI IOAPIC driver and enables IOAPIC hotplug
>>
>> V2->V3:
>> 1) Refine ACPI resource walk functions for PCI root bus and IOAPIC
>> 2) Improve commit messages
>> 3) Reorder patch order for better maintenence
>>
>> Jiang Liu (11):
>>   x86, irq, ACPI: Protect acpi_pci_irq_enable() from reentrance
>>   ACPI: Correct return value of acpi_dev_resource_address_space()
>>   x86, PCI, ACPI: Kill private function resource_to_addr()
>>   x86, irq: Remove __init marker for functions will be used by IOAPIC
>>     hotplug
>>   x86, irq: Refine mp_register_ioapic() to prepare for IOAPIC hotplug
>>   x86, irq, ACPI: Introduce a rwsem to protect IOAPIC operations from
>>     hotplug
>>   x86, irq, ACPI: Implement interface to support ACPI based IOAPIC
>>     hot-addition
>>   x86, irq, ACPI: Implement interface to support ACPI based IOAPIC
>>     hot-removal
>>   x86, irq: Introduce helper to check whether an IOAPIC has been
>>     registered
>>   PCI: Remove PCI ioapic driver
>>   x86, irq, ACPI: Implement ACPI driver to support IOAPIC hotplug
>>
>> Yinghai Lu (5):
>>   ACPI: Make map_mat_entry handle x2apic entry
>>   ACPI: Move acpi_get_cpuid() to separated file
>>   x86, irq: Split out alloc_ioapic_save_registers()
>>   x86, ioapic: Find usable ioapic id for 64bit.
>>   ACPI, ioapic: Add acpi_get_ioapic_id()
>>
>>  arch/x86/include/asm/io_apic.h |    6 +-
>>  arch/x86/kernel/acpi/boot.c    |   68 ++++++++-
>>  arch/x86/kernel/apic/io_apic.c |  235 +++++++++++++++++++++++++-------
>>  arch/x86/pci/acpi.c            |  142 +++++++------------
>>  drivers/acpi/Kconfig           |    6 +
>>  drivers/acpi/Makefile          |    2 +
>>  drivers/acpi/apic_id.c         |  295 ++++++++++++++++++++++++++++++++++++++++
>>  drivers/acpi/internal.h        |    7 +
>>  drivers/acpi/ioapic.c          |  236 ++++++++++++++++++++++++++++++++
>>  drivers/acpi/pci_irq.c         |    7 +-
>>  drivers/acpi/pci_root.c        |    3 +
>>  drivers/acpi/processor_core.c  |  191 --------------------------
>>  drivers/acpi/resource.c        |    2 +-
>>  drivers/pci/Kconfig            |    7 -
>>  drivers/pci/Makefile           |    2 -
>>  drivers/pci/ioapic.c           |  121 ----------------
>>  include/acpi/processor.h       |    3 -
>>  include/linux/acpi.h           |    8 ++
>>  18 files changed, 868 insertions(+), 473 deletions(-)
>>  create mode 100644 drivers/acpi/apic_id.c
>>  create mode 100644 drivers/acpi/ioapic.c
>>  delete mode 100644 drivers/pci/ioapic.c
>>
>> -- 
>> 1.7.10.4
>>
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