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From: Salil Mehta <salil.mehta@opnsrc.net>
To: Igor Mammedov <imammedo@redhat.com>,
	Salil Mehta <salil.mehta@huawei.com>
Cc: qemu-devel@nongnu.org, qemu-arm@nongnu.org, maz@kernel.org,
	jean-philippe@linaro.org, jonathan.cameron@huawei.com,
	lpieralisi@kernel.org, peter.maydell@linaro.org,
	richard.henderson@linaro.org, andrew.jones@linux.dev,
	david@redhat.com, philmd@linaro.org, eric.auger@redhat.com,
	oliver.upton@linux.dev, pbonzini@redhat.com, mst@redhat.com,
	will@kernel.org, gshan@redhat.com, rafael@kernel.org,
	alex.bennee@linaro.org, linux@armlinux.org.uk,
	darren@os.amperecomputing.com, ilkka@os.amperecomputing.com,
	vishnu@os.amperecomputing.com, karl.heubaum@oracle.com,
	miguel.luis@oracle.com, zhukeqian1@huawei.com,
	wangxiongfeng2@huawei.com, wangyanan55@huawei.com,
	jiakernel2@gmail.com, maobibo@loongson.cn,
	lixianglai@loongson.cn, npiggin@gmail.com, harshpb@linux.ibm.com,
	linuxarm@huawei.com, Zhao Liu <zhao1.liu@intel.com>
Subject: Re: [PATCH V13 8/8] docs/specs/acpi_hw_reduced_hotplug: Add the CPU Hotplug Event Bit
Date: Mon, 8 Jul 2024 05:32:28 +0000	[thread overview]
Message-ID: <db8c2a7c-cc40-4fed-98fc-171f70e239ea@opnsrc.net> (raw)
In-Reply-To: <20240706164519.06c53d77@imammedo.users.ipa.redhat.com>

On 06/07/2024 14:45, Igor Mammedov wrote:
> On Fri, 7 Jun 2024 12:56:49 +0100
> Salil Mehta <salil.mehta@huawei.com> wrote:
>
>> GED interface is used by many hotplug events like memory hotplug, NVDIMM hotplug
>> and non-hotplug events like system power down event. Each of these can be
>> selected using a bit in the 32 bit GED IO interface. A bit has been reserved for
>> the CPU hotplug event.
>>
>> Signed-off-by: Salil Mehta <salil.mehta@huawei.com>
>> Reviewed-by: Gavin Shan <gshan@redhat.com>
>> Tested-by: Zhao Liu <zhao1.liu@intel.com>
> suggest to squash this into the patch that introduces this bit [3/8]

I thought, we are introducing a change common to all architectures?

Best, Salil.

>> ---
>>   docs/specs/acpi_hw_reduced_hotplug.rst | 3 ++-
>>   1 file changed, 2 insertions(+), 1 deletion(-)
>>
>> diff --git a/docs/specs/acpi_hw_reduced_hotplug.rst b/docs/specs/acpi_hw_reduced_hotplug.rst
>> index 0bd3f9399f..3acd6fcd8b 100644
>> --- a/docs/specs/acpi_hw_reduced_hotplug.rst
>> +++ b/docs/specs/acpi_hw_reduced_hotplug.rst
>> @@ -64,7 +64,8 @@ GED IO interface (4 byte access)
>>          0: Memory hotplug event
>>          1: System power down event
>>          2: NVDIMM hotplug event
>> -    3-31: Reserved
>> +       3: CPU hotplug event
>> +    4-31: Reserved
>>   
>>   **write_access:**
>>   
> :
>


  reply	other threads:[~2024-07-08  5:32 UTC|newest]

Thread overview: 42+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-06-07 11:56 [PATCH V13 0/8] Add architecture agnostic code to support vCPU Hotplug Salil Mehta via
2024-06-07 11:56 ` [PATCH V13 1/8] accel/kvm: Extract common KVM vCPU {creation, parking} code Salil Mehta via
     [not found]   ` <a9fe2b0f-baf2-4684-9e98-86f4df4e4ff5@linux.ibm.com>
     [not found]     ` <66be5cd4b44f4ccebb00fd90ad145e48@huawei.com>
     [not found]       ` <40196533-103c-42d8-9229-d394154affe6@linux.ibm.com>
2024-06-25  5:08         ` [PATCH V13 1/8] accel/kvm: Extract common KVM vCPU {creation,parking} code Harsh Prateek Bora
2024-07-04  7:35           ` Nicholas Piggin
2024-07-06 13:11   ` Igor Mammedov
2024-07-06 15:43     ` Salil Mehta
2024-07-08 13:32       ` Igor Mammedov
2024-07-08 23:30         ` Salil Mehta
2024-07-09  8:06           ` Igor Mammedov
2024-07-09 10:18             ` Salil Mehta via
2024-06-07 11:56 ` [PATCH V13 2/8] hw/acpi: Move CPU ctrl-dev MMIO region len macro to common header file Salil Mehta via
2024-07-06 13:20   ` Igor Mammedov
2024-07-08  5:00     ` Salil Mehta
2024-06-07 11:56 ` [PATCH V13 3/8] hw/acpi: Update ACPI GED framework to support vCPU Hotplug Salil Mehta via
2024-07-04  3:03   ` Nicholas Piggin
2024-07-04 11:43     ` Salil Mehta via
2024-07-06 13:46   ` Igor Mammedov
2024-07-08  5:12     ` Salil Mehta
2024-07-08 13:40       ` Igor Mammedov
2024-06-07 11:56 ` [PATCH V13 4/8] hw/acpi: Update GED _EVT method AML with CPU scan Salil Mehta via
2024-07-06 14:28   ` Igor Mammedov
2024-07-08  5:21     ` Salil Mehta
2024-07-08 13:46       ` Igor Mammedov
2024-07-11  3:29     ` Salil Mehta
2024-07-11  8:34       ` Igor Mammedov
2024-07-11 10:49         ` Salil Mehta
2024-06-07 11:56 ` [PATCH V13 5/8] hw/acpi: Update CPUs AML with cpu-(ctrl)dev change Salil Mehta via
2024-07-06 14:35   ` Igor Mammedov
2024-07-08  5:26     ` Salil Mehta
2024-07-08 13:49       ` Igor Mammedov
2024-06-07 11:56 ` [PATCH V13 6/8] physmem: Add helper function to destroy CPU AddressSpace Salil Mehta via
2024-07-06 14:37   ` Igor Mammedov
2024-07-08  5:26     ` Salil Mehta
2024-06-07 11:56 ` [PATCH V13 7/8] gdbstub: Add helper function to unregister GDB register space Salil Mehta via
2024-07-06 14:41   ` Igor Mammedov
2024-07-08  5:30     ` Salil Mehta
2024-06-07 11:56 ` [PATCH V13 8/8] docs/specs/acpi_hw_reduced_hotplug: Add the CPU Hotplug Event Bit Salil Mehta via
2024-07-06 14:45   ` Igor Mammedov
2024-07-08  5:32     ` Salil Mehta [this message]
2024-07-08 13:55       ` Igor Mammedov
2024-07-08 23:52         ` Salil Mehta
2024-07-03 22:58 ` [PATCH V13 0/8] Add architecture agnostic code to support vCPU Hotplug Michael S. Tsirkin

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