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Re: [Qemu-devel] [PATCH 0/2 v3] kvm: notify host when guest panicked
From: |
Wen Congyang |
Subject: |
Re: [Qemu-devel] [PATCH 0/2 v3] kvm: notify host when guest panicked |
Date: |
Mon, 12 Mar 2012 17:04:38 +0800 |
User-agent: |
Mozilla/5.0 (X11; U; Linux x86_64; en-US; rv:1.9.1.9) Gecko/20100413 Fedora/3.0.4-2.fc13 Thunderbird/3.0.4 |
At 03/09/2012 09:21 AM, Wen Congyang Wrote:
> At 03/08/2012 07:13 PM, Avi Kivity Wrote:
>> On 03/08/2012 09:57 AM, Wen Congyang wrote:
>>> We can know the guest is paniced when the guest runs on xen.
>>> But we do not have such feature on kvm.
>>>
>>> Another purpose of this feature is: management app(for example:
>>> libvirt) can do auto dump when the guest is crashed. If management
>>> app does not do auto dump, the guest's user can do dump by hand if
>>> he sees the guest is paniced.
>>>
>>> I touch the hypervisor instead of using virtio-serial, because
>>> 1. it is simple
>>> 2. the virtio-serial is an optional device, and the guest may
>>> not have such device.
>>>
>>> Changes from v2 to v3:
>>> 1. correct spelling
>>>
>>> Changes from v1 to v2:
>>> 1. split up host and guest-side changes
>>> 2. introduce new request flag to avoid changing return values.
>>
>> I see no Documentation/ changes.
Do you have any other comments about this patch?
>
> What shoude be writen into Documentation/? I read the documents under
> Documentation/virtual/kvm, not all KVM_EXIT_* are writen in api.txt.
> In this patch set, I introduce a new exit_reason: KVM_EXIT_GUEST_PANICKED,
> but I donot know where I should write.
What about this?
Thanks
Wen Congyang
>
> Thanks
> Wen Congyang
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- Re: [Qemu-devel] [PATCH 2/2 v3] deal with guest panicked event, (continued)
- [Qemu-devel] [RESEND][PATCH 2/2 v3] deal with guest panicked event, Wen Congyang, 2012/03/08
- Re: [Qemu-devel] [RESEND][PATCH 2/2 v3] deal with guest panicked event, Avi Kivity, 2012/03/08
- Re: [Qemu-devel] [RESEND][PATCH 2/2 v3] deal with guest panicked event, Daniel P. Berrange, 2012/03/08
- Re: [Qemu-devel] [RESEND][PATCH 2/2 v3] deal with guest panicked event, Avi Kivity, 2012/03/08
- Re: [Qemu-devel] [RESEND][PATCH 2/2 v3] deal with guest panicked event, Daniel P. Berrange, 2012/03/08
- Re: [Qemu-devel] [RESEND][PATCH 2/2 v3] deal with guest panicked event, Marcelo Tosatti, 2012/03/09
- Re: [Qemu-devel] [RESEND][PATCH 2/2 v3] deal with guest panicked event, Wen Congyang, 2012/03/11
Re: [Qemu-devel] [PATCH 0/2 v3] kvm: notify host when guest panicked, Avi Kivity, 2012/03/08
- Re: [Qemu-devel] [PATCH 0/2 v3] kvm: notify host when guest panicked, Wen Congyang, 2012/03/08
- Re: [Qemu-devel] [PATCH 0/2 v3] kvm: notify host when guest panicked, Daniel P. Berrange, 2012/03/13
- Re: [Qemu-devel] [PATCH 0/2 v3] kvm: notify host when guest panicked, Avi Kivity, 2012/03/13
- Re: [Qemu-devel] [PATCH 0/2 v3] kvm: notify host when guest panicked, Wen Congyang, 2012/03/14
- Re: [Qemu-devel] [PATCH 0/2 v3] kvm: notify host when guest panicked, Avi Kivity, 2012/03/14
- Re: [Qemu-devel] [PATCH 0/2 v3] kvm: notify host when guest panicked, Wen Congyang, 2012/03/14
- Re: [Qemu-devel] [PATCH 0/2 v3] kvm: notify host when guest panicked, Avi Kivity, 2012/03/14
- Re: [Qemu-devel] [PATCH 0/2 v3] kvm: notify host when guest panicked, Wen Congyang, 2012/03/14