Re: [Xen-devel] xenstore documentation

[Anthony Liguori <aliguori@xxxxxxxxxx>]

NAHieu wrote:

> If so, I think we can do simply like this to exchange information
> between dom0 & domU:
>
> - dom0 watch for @introduceDomain to detect the new domU comes up.
> Then dom0 watch for /domU/<device>/{evtchn,grant-ref}
>  
Tools should store their information in /tool/<toolname>/.  Otherwise, 
yeah, it seems sane to me.
Regards,

Anthony Liguori

> - domU write evtchn,grant-ref,... to /domU/<device>/{evtchn,grant-ref}
> (better doesnt write it outside its home, like in Rolf's example)
>
> - dom0 detect the updates, setup evtchn, then start to notify domU via
> this channel. Other data can be written into the share memory (like
> grant-ref above) to exchange information at this step.
>
> This way is good (if it works - I will try it myself), since we don't
> need to mod xend, which is horrified to many.  Any ideas?
>
> But like Rolf pointed out, this solution is not good incase we want to
> save/restore(?)
>
> Thanks.
> Hieu
>
>  
>
> > Regards,
> >
> > Anthony Liguori
> >
> >    
> >
> > > So exactly what did you mean?
> > >
> > > Thanks.
> > > Hieu
> > >
> > > _______________________________________________
> > > Xen-devel mailing list
> > > Xen-devel@xxxxxxxxxxxxxxxxxxx
> > > http://lists.xensource.com/xen-devel
> > >
> > >
> > >
> > >      
> >    
>  

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