Re: [PATCH v2 1/2] libxl: Introduce functions to add and remove host USB devices to an HVM guest

[George Dunlap <george.dunlap@eu.citrix.com>]

On 20/03/13 16:52, Ian Jackson wrote:
> George Dunlap writes ("[PATCH v2 1/2] libxl: Introduce functions to add and remove host USB devices to an HVM guest"):
>> Devices must be removed by "id", an identifying string, which must be
>> specified when the device is created.  The caller can either pass one
>> in to request; if none is passed in, then libxl will choose one and
>> pass it back to the caller.  In the second case, it will return a
>> string containing the id used in the "id" field of the device struct.
> IMO we shouldn't expose these ids like this.  Rather, we should do
> what we do with block, network, etc. and have functions for listing
> and removing devices by their virtual names ("device tree path" or
> whatever as the guest sees it).
>
> If QMP is deficient then this may mean keeping a separate list
> somewhere.

Right -- I was hoping to have such an implementation as a 
"nice-to-have", which I would try to get in as a best-effort, rather 
than a requirement.

  -George