Re: [Xen-devel] Easy user-space usage of xenstore

[Vincent Hanquez <vincent.hanquez@xxxxxxxxxxxx>]

On Thu, Jun 29, 2006 at 04:31:55PM -0400, Rian Hunter wrote:
> Basically my approach was this:
> 
> 1. Process in domain-0 writes a key to /local/domain/<DomID>.  (<DomID>
> refers to the domain id number assigned to a newly created vm)
> 2. Process in unprivileged domain reads from /local/domain/<DomID>
> 
> Of course you can see my problem: The unprivileged domain has no idea
> which /local/domain/<DomID> is his! My first question: Is there a way
> for an unprivileged domain to find out his <DomID> in user-space?

you can access /local/domain/<self>/.. by just using relative path instead
of absolute path.

ex: if you want to read /local/domain/5/something/x from domain 5 you can
just do :

value = xs_read("something/x");

Cheers,
-- 
Vincent Hanquez

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