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Re: [Qemu-devel] [PATCH][RESEND] Add monitor command for system_reboot
From: |
Amit Shah |
Subject: |
Re: [Qemu-devel] [PATCH][RESEND] Add monitor command for system_reboot |
Date: |
Thu, 16 Jul 2009 14:28:43 +0530 |
User-agent: |
Mutt/1.5.19 (2009-01-05) |
On (Wed) Jul 08 2009 [19:02:16], Avi Kivity wrote:
> On 07/08/2009 06:43 PM, Ryan Harper wrote:
>>> That suffers from the same problem as a system_reboot command in that
>>> the guest may never start the shutdown. If that's an acceptable
>>> limitation, then we might as well implement it directly in QEMU as
>>> system_reboot so its easily available to everyone. Make 'system_reboot'
>>> take an optional timeout arg (default to 60 seconds) after which it
>>> cancels its plans.
>>>
>>
>> This seems the most reasonable thing to me. As already mentioned,
>> system_powerdown already is non-deterministic since the guest could
>> ignore the ACPI event.
>>
>
> It could also send the guest to sleep or initiate the self destruct
> sequence. I don't think we should press the power button unless the
> user explicitly asked us to. This means we'll need a guest agent like
> Xen.
This is another use-case for vmchannel (or virtio-serial) where the user
exists within qemu.
Amit
- Re: [Qemu-devel] [PATCH][RESEND] Add monitor command for system_reboot, (continued)
- Re: [Qemu-devel] [PATCH][RESEND] Add monitor command for system_reboot, Anthony Liguori, 2009/07/08
- Re: [Qemu-devel] [PATCH][RESEND] Add monitor command for system_reboot, Daniel P. Berrange, 2009/07/08
- Re: [Qemu-devel] [PATCH][RESEND] Add monitor command for system_reboot, Anthony Liguori, 2009/07/08
- Re: [Qemu-devel] [PATCH][RESEND] Add monitor command for system_reboot, Daniel P. Berrange, 2009/07/08
- Re: [Qemu-devel] [PATCH][RESEND] Add monitor command for system_reboot, Anthony Liguori, 2009/07/08
- Re: [Qemu-devel] [PATCH][RESEND] Add monitor command for system_reboot, Ryan Harper, 2009/07/08
- Re: [Qemu-devel] [PATCH][RESEND] Add monitor command for system_reboot, Anthony Liguori, 2009/07/08
- Re: [Qemu-devel] [PATCH][RESEND] Add monitor command for system_reboot, Ryan Harper, 2009/07/08
- Re: [Qemu-devel] [PATCH][RESEND] Add monitor command for system_reboot, Anthony Liguori, 2009/07/08
- Re: [Qemu-devel] [PATCH][RESEND] Add monitor command for system_reboot, Avi Kivity, 2009/07/08
- Re: [Qemu-devel] [PATCH][RESEND] Add monitor command for system_reboot,
Amit Shah <=
- Re: [Qemu-devel] [PATCH][RESEND] Add monitor command for system_reboot, Jamie Lokier, 2009/07/16
- Re: [Qemu-devel] [PATCH][RESEND] Add monitor command for system_reboot, Amit Shah, 2009/07/16
- Re: [Qemu-devel] [PATCH][RESEND] Add monitor command for system_reboot, Gleb Natapov, 2009/07/08
- Re: [Qemu-devel] [PATCH][RESEND] Add monitor command for system_reboot, Avi Kivity, 2009/07/08
- Re: [Qemu-devel] [PATCH][RESEND] Add monitor command for system_reboot, Daniel P. Berrange, 2009/07/08
- Re: [Qemu-devel] [PATCH][RESEND] Add monitor command for system_reboot, Avi Kivity, 2009/07/08
- Re: [Qemu-devel] [PATCH][RESEND] Add monitor command for system_reboot, Stefano Stabellini, 2009/07/08
- Re: [Qemu-devel] [PATCH][RESEND] Add monitor command for system_reboot, Daniel P. Berrange, 2009/07/08
- Re: [Qemu-devel] [PATCH][RESEND] Add monitor command for system_reboot, Stefano Stabellini, 2009/07/08