RE: [Xen-devel] DOM0_GETDOMAININFO intended behavior

["Ian Pratt" <m+Ian.Pratt@xxxxxxxxxxxx>]

> You're right, it isn't difficult to check what is returned - 
> provided you know what to expect. If you're new, however, to 
> the API and unfamiliar with the fact that it returns the next 
> domain in the line, you could hit what we just hit. We built 
> an application to use the interface and our tests returned 
> some odd behavior. We had to delve deeper to find out if this 
> was correct or not. 

You're not the first person to be caught out by this -- I seem to recall
that xenctx forgets to do the domid check too.

Passing a flag in to explicitly request that you want to iterate would
probably be an improvement to the interface.

Ian

> The current behavior is just not obvious. Perhaps just 
> documenting it in the code and the manual is enough so others 
> don't hit this. 
> 
> Thanks,
> 
> Dan
> 

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