Re: [Xen-devel] How to get a domU's ctrl_if_evtchn number in xen0?

[Xin Zhao <zhaoxin@xxxxxxxxxxxxxx>]

Got it! Thanks a lot! Now I know why I saw port1=0 and port2=1 in xend
python codes. ;-)

-x


On Sat, 11 Dec 2004, Keir Fraser wrote:

>
> It's always port 1 in xenU. If you want the corresponding port in
> xen0, issue a xc_evtchn_bind_interdomain:
>  *pport1 = 0; /* wildcard */
>  *pport2 = 1;
>  xc_bind_interdomain(xch, DOMID_SELF, <domU>, pport1, pport2);
>  /* *pport1 now contains local port */
>
>  -- Keir
>
> > The ctrl_if_evtchn seems to be maintained in Xend. Is there any way to
> > write a code in xen0 get get the ctrl_if_evtchn of a specified xenU? We
> > might need it to send notification of message sent over control channel
> > from xen0 to xenU.
> >
> > Thanks in advance for your help.
> >
> > -x
> >
> >
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