[libvirt] [PATCH 0/2] Fix interface state transitions logic

[Eric Blake]

On 12/12/2013 07:41 AM, Daniel P. Berrange wrote:
> 
> The usage you describe here is not within the scope of the
> virInterfaceCreate()  API IMHO. If we want users to have the
> ability to "re start" an interface without taking it offline
> first, then we should add another API that explicitly supports
> that use case.

Or even a flag to the existing argument that says to restart if already
running, where the normal case of not having the flag is an error if
already running.

> Overloading a single virInterfaceCreate to support two different use
> cases puts applications in an impossible position if they *want* to
> see an error from attempting to start an already active interface.

Overloading without the use of a flag bit, that is.

-- 
Eric Blake   eblake redhat com    +1-919-301-3266
Libvirt virtualization library http://libvirt.org

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