Re: [Xen-devel] libvchan-error

[Shakeel Butt <shakeel.butt@xxxxxxxxx>]

On Fri, May 3, 2013 at 7:23 AM, Khandelwal, Shubham
<Shubham.Khandelwal@xxxxxxxxxx> wrote:
> Hi,
>
>
>
> I am trying to use the libvchan tool for Inter domain communication for
> XEN-ARM on Fast Model for VExpress platform. I have successfully compiled it
> and ported the following in the rootfs :
>
> libxenvchan.so, libxenvchan.so.1.0, libxenvchan.so.1.0.0, libxenvchan.a,
> vchan-node1, vchan-node2.
>
>
>
> But when I am using it shows the following error in both dom0 and domU.
>
> …
>
> # vchan-node1 server read 1 1536
>
> libxenvchan_*_init: No such file or directory
>
> …
>
>
>
> Am I missing some files here ?
>
Are you running the server in Dom0? If yes then check “xenstore-read
/local/domain/0/domid”, if nothing is there, write 0 to it.

The server side of libvchan reads its id from xenstore and use it to
remove its permission over the nodepath. Not sure why? (CCed to
Daniel, any particular reason)

>
>
>
>
> Regards
>
>
>
> Shubham Khandelwal
>
>
>
>
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>

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