Re: [Xen-devel] [PATCH] xl: Support backend domain ID for disks

[Ian Jackson <Ian.Jackson@xxxxxxxxxxxxx>]

Daniel De Graaf writes ("Re: [Xen-devel] [PATCH] xl: Support backend domain ID 
for disks"):
> If we change the stat() so that it's only done on types that require a file,
> then all that is required is to create a "remote-phy" type that does not do
> the stat locally. This type would also avoid trying to fill in nodes like
> "physical-device" that are derived from the stat(), leaving those to be
> filled in by the backend domain.

Right, that seems like a good approach.

> > I think that in the New World Order, a driver domain should be told
> > the pdev_path and left to get on with it.  So something in the driver
> > domain needs to watch xenstore.  Perhaps a BSD-style backendd ?
> 
> That would make the most sense. Linux does get events when this part of
> xenstore is updated, so it may be possible to fire off the needed events
> from udev/hotplug depending on what can be picked up there.

Right.

Ian.

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