Re: [Qemu-devel] [PATCH 1/4] spice: notify spice server on vm start/stop

[Gerd Hoffmann]

On 08/16/12 15:00, Yonit Halperin wrote:
> On 08/16/2012 12:42 PM, Gerd Hoffmann wrote:
>> On 08/16/12 10:23, Yonit Halperin wrote:
>>> Spice server needs to know about the vm state in order to prevent
>>> attempts to write to devices when they are stopped, mainly during
>>> the non-live stage of migration.
>>
>> Why this new hook?
>>
>> qemu already notifies spice-server using QXLWorker start/stop callbacks.
> It notifies the QXLWorker, and it goes to the display_channel. Spice api
> changes anyway, by adding spice_server_set_seamless_migration, and as
> other channels need this notification as well, it would be nicer to
> explicitly notify the server about the vm start/stop and not abuse the
> QXLWorker notification.

It is indeed cleaner API-wise.  Is it possible to skip QXLWorker
notification when calling the new spice_server_vm_{start,stop} functions?

cheers,
  Gerd