From: Gavin Shan <gshan@redhat.com>
To: Eric Auger <eauger@redhat.com>, kvmarm@lists.cs.columbia.edu
Cc: maz@kernel.org, linux-kernel@vger.kernel.org,
Jonathan.Cameron@huawei.com, pbonzini@redhat.com,
will@kernel.org
Subject: Re: [PATCH v4 00/21] Support SDEI Virtualization
Date: Wed, 12 Jan 2022 15:24:13 +0800 [thread overview]
Message-ID: <cb75497e-6e24-3b9e-36b2-a80a6478c439@redhat.com> (raw)
In-Reply-To: <7f5e86dd-b38d-8699-58bd-35db78ec1b7a@redhat.com>
Hi Eric,
On 11/10/21 10:29 PM, Eric Auger wrote:
> On 8/15/21 2:19 AM, Gavin Shan wrote:
>> On 8/15/21 10:13 AM, Gavin Shan wrote:
>>> This series intends to virtualize Software Delegated Exception Interface
>>> (SDEI), which is defined by DEN0054A. It allows the hypervisor to deliver
>>> NMI-alike event to guest and it's needed by asynchronous page fault to
>>> deliver page-not-present notification from hypervisor to guest. The code
>>> and the required qemu changes can be found from:
>>>
>>> https://developer.arm.com/documentation/den0054/latest
>>> https://github.com/gwshan/linux ("kvm/arm64_sdei")
>>> https://github.com/gwshan/qemu ("kvm/arm64_sdei")
>>>
>>> The SDEI event is identified by a 32-bits number. Bits[31:24] are used
>>> to indicate the SDEI event properties while bits[23:0] are identifying
>>> the unique number. The implementation takes bits[23:22] to indicate the
>>> owner of the SDEI event. For example, those SDEI events owned by KVM
>>> should have these two bits set to 0b01. Besides, the implementation
>>> supports SDEI events owned by KVM only.
>>>
>>> The design is pretty straightforward and the implementation is just
>>> following the SDEI specification, to support the defined SMCCC intefaces,
>>> except the IRQ binding stuff. There are several data structures
>>> introduced.
>>> Some of the objects have to be migrated by VMM. So their definitions are
>>> split up for VMM to include the corresponding states for migration.
>>>
>>> struct kvm_sdei_kvm
>>> Associated with VM and used to track the KVM exposed SDEI events
>>> and those registered by guest.
>>> struct kvm_sdei_vcpu
>>> Associated with vCPU and used to track SDEI event delivery. The
>>> preempted context is saved prior to the delivery and restored
>>> after that.
>>> struct kvm_sdei_event
>>> SDEI events exposed by KVM so that guest can register and enable.
>>> struct kvm_sdei_kvm_event
>>> SDEI events that have been registered by guest.
>>> struct kvm_sdei_vcpu_event
>>> SDEI events that have been queued to specific vCPU for delivery.
>>>
>>> The series is organized as below:
>>>
>>> PATCH[01] Introduces template for smccc_get_argx()
>>> PATCH[02] Introduces the data structures and infrastructure
>>> PATCH[03-14] Supports various SDEI related hypercalls
>>> PATCH[15] Supports SDEI event notification
>>> PATCH[16-17] Introduces ioctl command for migration
>>> PATCH[18-19] Supports SDEI event injection and cancellation
>>> PATCH[20] Exports SDEI capability
>>> PATCH[21] Adds self-test case for SDEI virtualization
>>>
>>
>> [...]
>>
>> I explicitly copied James Morse and Mark Rutland when posting the series,
>> but something unknown went wrong. I'm including them here to avoid
>> reposting the whole series.
> I don't see James nor Mark included here either
>
Yeah, I used the following command to post the series, but I don't know
why James/Mark are missed. I'm not sure it's git-sendemail issue or not
so far. The issue appears some times on my laptop :)
# git-sendemail --to=<mail0> --cc=<mail1> --cc=<mail2> *.patch
Thanks,
Gavin
prev parent reply other threads:[~2022-01-12 7:24 UTC|newest]
Thread overview: 79+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-08-15 0:13 [PATCH v4 00/21] Support SDEI Virtualization Gavin Shan
2021-08-15 0:13 ` [PATCH v4 01/21] KVM: arm64: Introduce template for inline functions Gavin Shan
2021-11-09 15:26 ` Eric Auger
2022-01-11 7:52 ` Gavin Shan
2021-08-15 0:13 ` [PATCH v4 02/21] KVM: arm64: Add SDEI virtualization infrastructure Gavin Shan
2021-11-09 15:45 ` Eric Auger
2022-01-11 9:20 ` Gavin Shan
2022-01-27 13:17 ` Eric Auger
2022-01-11 9:40 ` Shannon Zhao
2022-01-13 7:09 ` Gavin Shan
2021-08-15 0:13 ` [PATCH v4 03/21] KVM: arm64: Support SDEI_VERSION hypercall Gavin Shan
2021-11-09 15:26 ` Eric Auger
2022-01-11 9:25 ` Gavin Shan
2021-08-15 0:13 ` [PATCH v4 04/21] KVM: arm64: Support SDEI_EVENT_REGISTER hypercall Gavin Shan
2021-11-09 15:50 ` Eric Auger
2022-01-12 2:19 ` Gavin Shan
2021-08-15 0:13 ` [PATCH v4 05/21] KVM: arm64: Support SDEI_EVENT_{ENABLE, DISABLE} hypercall Gavin Shan
2021-11-09 16:02 ` Eric Auger
2022-01-12 2:29 ` Gavin Shan
2022-01-25 18:23 ` Eric Auger
2021-08-15 0:13 ` [PATCH v4 06/21] KVM: arm64: Support SDEI_EVENT_CONTEXT hypercall Gavin Shan
2021-11-10 11:16 ` Eric Auger
2022-01-12 2:33 ` Gavin Shan
2022-01-25 18:29 ` Eric Auger
2022-01-11 9:43 ` Shannon Zhao
2022-01-13 7:02 ` Gavin Shan
2022-01-13 7:13 ` Gavin Shan
2022-01-25 18:32 ` Eric Auger
2022-01-25 18:31 ` Eric Auger
2021-08-15 0:13 ` [PATCH v4 07/21] KVM: arm64: Support SDEI_EVENT_UNREGISTER hypercall Gavin Shan
2021-11-09 17:05 ` Eric Auger
2022-01-12 2:38 ` Gavin Shan
2022-01-25 18:42 ` Eric Auger
2021-08-15 0:13 ` [PATCH v4 08/21] KVM: arm64: Support SDEI_EVENT_STATUS hypercall Gavin Shan
2021-11-09 17:12 ` Eric Auger
2022-01-12 2:40 ` Gavin Shan
2021-08-15 0:13 ` [PATCH v4 09/21] KVM: arm64: Support SDEI_EVENT_GET_INFO hypercall Gavin Shan
2021-11-09 17:19 ` Eric Auger
2022-01-12 2:46 ` Gavin Shan
2022-01-27 14:19 ` Eric Auger
2021-08-15 0:13 ` [PATCH v4 10/21] KVM: arm64: Support SDEI_EVENT_ROUTING_SET hypercall Gavin Shan
2021-11-09 18:47 ` Eric Auger
2022-01-12 2:54 ` Gavin Shan
2022-01-27 14:13 ` Eric Auger
2021-08-15 0:13 ` [PATCH v4 11/21] KVM: arm64: Support SDEI_PE_{MASK, UNMASK} hypercall Gavin Shan
2021-11-09 20:31 ` Eric Auger
2022-01-12 2:58 ` Gavin Shan
2021-08-15 0:13 ` [PATCH v4 12/21] KVM: arm64: Support SDEI_{PRIVATE, SHARED}_RESET hypercall Gavin Shan
2021-11-09 20:37 ` Eric Auger
2022-01-12 3:01 ` Gavin Shan
2021-08-15 0:13 ` [PATCH v4 13/21] KVM: arm64: Impment SDEI event delivery Gavin Shan
2021-11-10 10:58 ` Eric Auger
2022-01-12 6:34 ` Gavin Shan
2021-08-15 0:13 ` [PATCH v4 14/21] KVM: arm64: Support SDEI_EVENT_{COMPLETE, COMPLETE_AND_RESUME} hypercall Gavin Shan
2021-11-10 10:58 ` Eric Auger
2022-01-12 6:43 ` Gavin Shan
2022-01-27 14:47 ` Eric Auger
2022-01-27 15:20 ` Eric Auger
2021-08-15 0:13 ` [PATCH v4 15/21] KVM: arm64: Support SDEI event notifier Gavin Shan
2021-11-10 11:35 ` Eric Auger
2022-01-12 6:48 ` Gavin Shan
2021-08-15 0:13 ` [PATCH v4 16/21] KVM: arm64: Support SDEI ioctl commands on VM Gavin Shan
2021-11-10 13:48 ` Eric Auger
2022-01-12 7:03 ` Gavin Shan
2022-01-27 13:48 ` Eric Auger
2021-08-15 0:13 ` [PATCH v4 17/21] KVM: arm64: Support SDEI ioctl commands on vCPU Gavin Shan
2021-08-15 0:13 ` [PATCH v4 18/21] KVM: arm64: Support SDEI event injection Gavin Shan
2021-11-10 14:05 ` Eric Auger
2022-01-12 7:12 ` Gavin Shan
2021-08-15 0:13 ` [PATCH v4 19/21] KVM: arm64: Support SDEI event cancellation Gavin Shan
2021-11-10 14:09 ` Eric Auger
2022-01-12 7:19 ` Gavin Shan
2021-08-15 0:13 ` [PATCH v4 20/21] KVM: arm64: Export SDEI capability Gavin Shan
2021-11-10 13:55 ` Eric Auger
2022-01-12 7:20 ` Gavin Shan
2021-08-15 0:13 ` [PATCH v4 21/21] KVM: selftests: Add SDEI test case Gavin Shan
2021-08-15 0:19 ` [PATCH v4 00/21] Support SDEI Virtualization Gavin Shan
2021-11-10 14:29 ` Eric Auger
2022-01-12 7:24 ` Gavin Shan [this message]
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