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xen-devel
Re: [Xen-devel] Why xs_domain_open() in fs_backend
On Wed, 13 Oct 2010, Tim Deegan wrote:
> At 10:13 +0100 on 13 Oct (1286964818), Jiang, Yunhong wrote:
> > When I firstly checking the code, I also think the xs_domain_open()
> > should be more approprate. But it is a bit surprise that it is not
> > used at all, except one utility , xentore-client.c , in xenstore
> > directory, which definitely not need this (I assume xenstore-ls should
> > always be in same domain as xenstore daemon). I suspect if
> > xs_domain_open() and the xenfs is really widely tested.
>
> I had thought it was used by stubdom qemu, but it seems not - not sure
> how that works then. It isn't specifically tested but I know that some
> people have been using it successfully in the last month or two.
>
minios exports xs_daemon_open and xs_daemon_close
> > >
> > >(IMHO xs_daemon_open() should be killed entirely, but there are some
> > >dom0 kernels where the xs_domain_open() connection isn't allowed to send
> > >XS_INTRODUCE commands. That shouldn't make a difference here, though).
> >
> > But we should at least add xs_domain_close() firstly, matching
> > xs_domain_open() with xs_deamon_close() is really something strange :-)
>
> I think the right thing to do would be have xs_daemon_open hide the
> details of whether the connection is over a socket or xenbus, and not
> have every caller have to care about that.
>
ditto
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