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Re: [Xen-devel] [PATCH 25/28] libxl: emuids: Perhaps change dm xs control path

On Fri, 2016-01-08 at 14:12 +0000, Ian Jackson wrote:
> Ian Campbell writes ("Re: [PATCH 25/28] libxl: emuids: Perhaps change dm
> xs control path"):
> > So, do I understand correctly that the states (combinations of bits)
> > are:
> No.
> > Describing SPLIT as an "ID" is a bit odd (it's a kind of meta thing)
> > but I
> > suppose I can see why it is done this way. An alternative might be to
> > have
> > a separate bit for the PV|DM case together, maybe you discarded that
> > possibility though?
> Perhaps things will be clearer with this comment, which I've just
> added to add in this patch:

Much thanks. One nit:
> Â * In xenstore we record which qemus a domain has.ÂÂThis is necessary
> Â * for correct teardown.ÂÂAnd, we also record whether the xenstore
> Â * paths are unified, as discussed above, so that subsequent libxl
> Â * operations can do the right thing.ÂÂThis is what the EMUID_SPLIT
> Â * flag is for.

EMUID_SPLIT actually records the inverse (i.e. that they are split, rather
than unified as the previous text is discussing).

I knew what you meant though, and clarifying it could well make it less
obvious I suspect.


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