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From: Salil Mehta via <qemu-devel@nongnu.org>
To: Gavin Shan <gshan@redhat.com>,
	"qemu-devel@nongnu.org" <qemu-devel@nongnu.org>,
	"qemu-arm@nongnu.org" <qemu-arm@nongnu.org>
Cc: "maz@kernel.org" <maz@kernel.org>,
	"jean-philippe@linaro.org" <jean-philippe@linaro.org>,
	Jonathan Cameron <jonathan.cameron@huawei.com>,
	"lpieralisi@kernel.org" <lpieralisi@kernel.org>,
	"peter.maydell@linaro.org" <peter.maydell@linaro.org>,
	"richard.henderson@linaro.org" <richard.henderson@linaro.org>,
	"imammedo@redhat.com" <imammedo@redhat.com>,
	"andrew.jones@linux.dev" <andrew.jones@linux.dev>,
	"david@redhat.com" <david@redhat.com>,
	"philmd@linaro.org" <philmd@linaro.org>,
	"eric.auger@redhat.com" <eric.auger@redhat.com>,
	"oliver.upton@linux.dev" <oliver.upton@linux.dev>,
	"pbonzini@redhat.com" <pbonzini@redhat.com>,
	"mst@redhat.com" <mst@redhat.com>,
	"will@kernel.org" <will@kernel.org>,
	"rafael@kernel.org" <rafael@kernel.org>,
	"alex.bennee@linaro.org" <alex.bennee@linaro.org>,
	"linux@armlinux.org.uk" <linux@armlinux.org.uk>,
	"darren@os.amperecomputing.com" <darren@os.amperecomputing.com>,
	"ilkka@os.amperecomputing.com" <ilkka@os.amperecomputing.com>,
	"vishnu@os.amperecomputing.com" <vishnu@os.amperecomputing.com>,
	"karl.heubaum@oracle.com" <karl.heubaum@oracle.com>,
	"miguel.luis@oracle.com" <miguel.luis@oracle.com>,
	"salil.mehta@opnsrc.net" <salil.mehta@opnsrc.net>,
	zhukeqian <zhukeqian1@huawei.com>,
	"wangxiongfeng (C)" <wangxiongfeng2@huawei.com>,
	"wangyanan (Y)" <wangyanan55@huawei.com>,
	"jiakernel2@gmail.com" <jiakernel2@gmail.com>,
	"maobibo@loongson.cn" <maobibo@loongson.cn>,
	"lixianglai@loongson.cn" <lixianglai@loongson.cn>,
	Linuxarm <linuxarm@huawei.com>
Subject: RE: [PATCH V2 06/10] hw/acpi: Update GED _EVT method AML with cpu scan
Date: Tue, 3 Oct 2023 11:43:46 +0000	[thread overview]
Message-ID: <efa6db58fc564941aeb827d9dc753a7f@huawei.com> (raw)
In-Reply-To: <810a4999-9954-55f0-9408-b86b36e9e18b@redhat.com>

> From: Gavin Shan <gshan@redhat.com>
> Sent: Tuesday, October 3, 2023 1:11 AM
> To: Salil Mehta <salil.mehta@huawei.com>; qemu-devel@nongnu.org; qemu-
> arm@nongnu.org
> Cc: maz@kernel.org; jean-philippe@linaro.org; Jonathan Cameron
> <jonathan.cameron@huawei.com>; lpieralisi@kernel.org;
> peter.maydell@linaro.org; richard.henderson@linaro.org;
> imammedo@redhat.com; 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; 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; salil.mehta@opnsrc.net; zhukeqian
> <zhukeqian1@huawei.com>; wangxiongfeng (C) <wangxiongfeng2@huawei.com>;
> wangyanan (Y) <wangyanan55@huawei.com>; jiakernel2@gmail.com;
> maobibo@loongson.cn; lixianglai@loongson.cn; Linuxarm <linuxarm@huawei.com>
> Subject: Re: [PATCH V2 06/10] hw/acpi: Update GED _EVT method AML with cpu
> scan
> 
> On 9/30/23 10:19, Salil Mehta wrote:
> > OSPM evaluates _EVT method to map the event. The cpu hotplug event
> eventually
> > results in start of the cpu scan. Scan figures out the cpu and the kind
> of
> > event(plug/unplug) and notifies it back to the guest.
> >
> > The change in this patch updates the GED AML _EVT method with the call to
> > \\_SB.CPUS.CSCN which will do above.
> >
> > Co-developed-by: Keqian Zhu <zhukeqian1@huawei.com>
> > Signed-off-by: Keqian Zhu <zhukeqian1@huawei.com>
> > Signed-off-by: Salil Mehta <salil.mehta@huawei.com>
> > ---
> >   hw/acpi/generic_event_device.c | 4 ++++
> >   include/hw/acpi/cpu_hotplug.h  | 2 ++
> >   2 files changed, 6 insertions(+)
> >
> 
> Reviewed-by: Gavin Shan <gshan@redhat.com>

Thanks
Salil.


WARNING: multiple messages have this Message-ID (diff)
From: Salil Mehta <salil.mehta@huawei.com>
To: Gavin Shan <gshan@redhat.com>,
	"qemu-devel@nongnu.org" <qemu-devel@nongnu.org>,
	"qemu-arm@nongnu.org" <qemu-arm@nongnu.org>
Cc: "maz@kernel.org" <maz@kernel.org>,
	"jean-philippe@linaro.org" <jean-philippe@linaro.org>,
	Jonathan Cameron <jonathan.cameron@huawei.com>,
	"lpieralisi@kernel.org" <lpieralisi@kernel.org>,
	"peter.maydell@linaro.org" <peter.maydell@linaro.org>,
	"richard.henderson@linaro.org" <richard.henderson@linaro.org>,
	"imammedo@redhat.com" <imammedo@redhat.com>,
	"andrew.jones@linux.dev" <andrew.jones@linux.dev>,
	"david@redhat.com" <david@redhat.com>,
	"philmd@linaro.org" <philmd@linaro.org>,
	"eric.auger@redhat.com" <eric.auger@redhat.com>,
	"oliver.upton@linux.dev" <oliver.upton@linux.dev>,
	"pbonzini@redhat.com" <pbonzini@redhat.com>,
	"mst@redhat.com" <mst@redhat.com>,
	"will@kernel.org" <will@kernel.org>,
	"rafael@kernel.org" <rafael@kernel.org>,
	"alex.bennee@linaro.org" <alex.bennee@linaro.org>,
	"linux@armlinux.org.uk" <linux@armlinux.org.uk>,
	"darren@os.amperecomputing.com" <darren@os.amperecomputing.com>,
	"ilkka@os.amperecomputing.com" <ilkka@os.amperecomputing.com>,
	"vishnu@os.amperecomputing.com" <vishnu@os.amperecomputing.com>,
	"karl.heubaum@oracle.com" <karl.heubaum@oracle.com>,
	"miguel.luis@oracle.com" <miguel.luis@oracle.com>,
	"salil.mehta@opnsrc.net" <salil.mehta@opnsrc.net>,
	zhukeqian <zhukeqian1@huawei.com>,
	"wangxiongfeng (C)" <wangxiongfeng2@huawei.com>,
	"wangyanan (Y)" <wangyanan55@huawei.com>,
	"jiakernel2@gmail.com" <jiakernel2@gmail.com>,
	"maobibo@loongson.cn" <maobibo@loongson.cn>,
	"lixianglai@loongson.cn" <lixianglai@loongson.cn>,
	Linuxarm <linuxarm@huawei.com>
Subject: RE: [PATCH V2 06/10] hw/acpi: Update GED _EVT method AML with cpu scan
Date: Tue, 3 Oct 2023 11:43:46 +0000	[thread overview]
Message-ID: <efa6db58fc564941aeb827d9dc753a7f@huawei.com> (raw)
Message-ID: <20231003114346.aiZfEckU_yZTDPInFRriHTg3lMfvm-PQxbaUDdC64t0@z> (raw)
In-Reply-To: <810a4999-9954-55f0-9408-b86b36e9e18b@redhat.com>

> From: Gavin Shan <gshan@redhat.com>
> Sent: Tuesday, October 3, 2023 1:11 AM
> To: Salil Mehta <salil.mehta@huawei.com>; qemu-devel@nongnu.org; qemu-
> arm@nongnu.org
> Cc: maz@kernel.org; jean-philippe@linaro.org; Jonathan Cameron
> <jonathan.cameron@huawei.com>; lpieralisi@kernel.org;
> peter.maydell@linaro.org; richard.henderson@linaro.org;
> imammedo@redhat.com; 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; 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; salil.mehta@opnsrc.net; zhukeqian
> <zhukeqian1@huawei.com>; wangxiongfeng (C) <wangxiongfeng2@huawei.com>;
> wangyanan (Y) <wangyanan55@huawei.com>; jiakernel2@gmail.com;
> maobibo@loongson.cn; lixianglai@loongson.cn; Linuxarm <linuxarm@huawei.com>
> Subject: Re: [PATCH V2 06/10] hw/acpi: Update GED _EVT method AML with cpu
> scan
> 
> On 9/30/23 10:19, Salil Mehta wrote:
> > OSPM evaluates _EVT method to map the event. The cpu hotplug event
> eventually
> > results in start of the cpu scan. Scan figures out the cpu and the kind
> of
> > event(plug/unplug) and notifies it back to the guest.
> >
> > The change in this patch updates the GED AML _EVT method with the call to
> > \\_SB.CPUS.CSCN which will do above.
> >
> > Co-developed-by: Keqian Zhu <zhukeqian1@huawei.com>
> > Signed-off-by: Keqian Zhu <zhukeqian1@huawei.com>
> > Signed-off-by: Salil Mehta <salil.mehta@huawei.com>
> > ---
> >   hw/acpi/generic_event_device.c | 4 ++++
> >   include/hw/acpi/cpu_hotplug.h  | 2 ++
> >   2 files changed, 6 insertions(+)
> >
> 
> Reviewed-by: Gavin Shan <gshan@redhat.com>

Thanks
Salil.


  reply	other threads:[~2023-10-03 11:44 UTC|newest]

Thread overview: 81+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-09-30  0:19 [PATCH V2 00/10] Add architecture agnostic code to support vCPU Hotplug Salil Mehta via
2023-09-30  0:19 ` [PATCH V2 01/10] accel/kvm: Extract common KVM vCPU {creation, parking} code Salil Mehta via
2023-10-02 15:53   ` [PATCH V2 01/10] accel/kvm: Extract common KVM vCPU {creation,parking} code Jonathan Cameron via
2023-10-02 15:53     ` Jonathan Cameron
2023-10-03 11:05     ` Salil Mehta via
2023-10-03 11:05       ` Salil Mehta
2023-10-03 11:51       ` Jonathan Cameron via
2023-10-03 11:51         ` Jonathan Cameron
2023-10-03 12:27         ` Salil Mehta via
2023-10-03 12:27           ` Salil Mehta
2023-10-02 23:17   ` Gavin Shan
2023-10-03 11:22     ` Salil Mehta via
2023-10-03 11:22       ` Salil Mehta
2023-09-30  0:19 ` [PATCH V2 02/10] hw/acpi: Move CPU ctrl-dev MMIO region len macro to common header file Salil Mehta via
2023-10-02 15:54   ` Jonathan Cameron via
2023-10-02 15:54     ` Jonathan Cameron
2023-10-03 11:24     ` Salil Mehta via
2023-10-03 11:24       ` Salil Mehta
2023-10-02 23:19   ` Gavin Shan
2023-10-03 11:24     ` Salil Mehta via
2023-10-03 11:24       ` Salil Mehta
2023-09-30  0:19 ` [PATCH V2 03/10] hw/acpi: Add ACPI CPU hotplug init stub Salil Mehta via
2023-10-02 16:00   ` Jonathan Cameron via
2023-10-02 16:00     ` Jonathan Cameron
2023-10-03 11:27     ` Salil Mehta via
2023-10-03 11:27       ` Salil Mehta
2023-10-02 23:25   ` Gavin Shan
2023-10-03 11:28     ` Salil Mehta via
2023-10-03 11:28       ` Salil Mehta
2023-09-30  0:19 ` [PATCH V2 04/10] hw/acpi: Init GED framework with cpu hotplug events Salil Mehta via
2023-10-02 16:07   ` Jonathan Cameron via
2023-10-02 16:07     ` Jonathan Cameron
2023-10-03 11:29     ` Salil Mehta via
2023-10-03 11:29       ` Salil Mehta
2023-10-02 23:28   ` Gavin Shan
2023-10-03 11:30     ` Salil Mehta via
2023-10-03 11:30       ` Salil Mehta
2023-09-30  0:19 ` [PATCH V2 05/10] hw/acpi: Update CPUs AML with cpu-(ctrl)dev change Salil Mehta via
2023-10-02 16:09   ` Jonathan Cameron via
2023-10-02 16:09     ` Jonathan Cameron
2023-10-03 11:31     ` Salil Mehta via
2023-10-03 11:31       ` Salil Mehta
2023-10-03  0:09   ` Gavin Shan
2023-10-03 11:33     ` Salil Mehta via
2023-10-03 11:33       ` Salil Mehta
2023-09-30  0:19 ` [PATCH V2 06/10] hw/acpi: Update GED _EVT method AML with cpu scan Salil Mehta via
2023-10-02 16:14   ` Jonathan Cameron via
2023-10-02 16:14     ` Jonathan Cameron
2023-10-03 11:43     ` Salil Mehta via
2023-10-03 11:43       ` Salil Mehta
2023-10-03 11:53       ` Jonathan Cameron via
2023-10-03 11:53         ` Jonathan Cameron
2023-10-03 12:13         ` Salil Mehta via
2023-10-03 12:13           ` Salil Mehta
2023-10-03  0:10   ` Gavin Shan
2023-10-03 11:43     ` Salil Mehta via [this message]
2023-10-03 11:43       ` Salil Mehta
2023-09-30  0:19 ` [PATCH V2 07/10] hw/acpi: Update ACPI GED framework to support vCPU Hotplug Salil Mehta via
2023-10-02 16:16   ` Jonathan Cameron via
2023-10-02 16:16     ` Jonathan Cameron
2023-10-03 11:44     ` Salil Mehta via
2023-10-03 11:44       ` Salil Mehta
2023-10-03  0:11   ` Gavin Shan
2023-10-03 11:45     ` Salil Mehta via
2023-10-03 11:45       ` Salil Mehta
2023-09-30  0:19 ` [PATCH V2 08/10] physmem: Add helper function to destroy CPU AddressSpace Salil Mehta via
2023-10-02 16:20   ` Jonathan Cameron via
2023-10-02 16:20     ` Jonathan Cameron
2023-10-03 11:46     ` Salil Mehta via
2023-10-03 11:46       ` Salil Mehta
2023-10-03  1:36   ` Gavin Shan
2023-10-03 11:54     ` Salil Mehta via
2023-10-03 11:54       ` Salil Mehta
2023-10-04 10:48     ` Salil Mehta via
2023-10-04 10:48       ` Salil Mehta
2023-09-30  0:19 ` [PATCH V2 09/10] gdbstub: Add helper function to unregister GDB register space Salil Mehta via
2023-10-03  3:16   ` Gavin Shan
2023-10-03 11:56     ` Salil Mehta via
2023-10-03 11:56       ` Salil Mehta
2023-09-30  0:19 ` [PATCH V2 10/10] target/arm/kvm: Write CPU state back to KVM on reset Salil Mehta via
2023-10-03  3:54   ` Gavin Shan

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