Re: [RFC] ARM64 PCI resource survey issue(s)

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On Tue, 2019-06-04 at 13:32 +1000, Benjamin Herrenschmidt wrote:
> 
> > Of course, _DSM *can* be higher, e.g., at the host bridge, but then we
> > lose the information about what specifically must be immutable, and
> > that means the OS cannot ever move *anything*, even if it becomes
> > capable of moving things around to accommodate hot-added devices.
> 
> Well, in our case at least this is a non-issue, we don't want the OS to
> move anything or change anything and there is no hotplug.

Correction: There is hotplug in the leaf ports, but the FW will have
setup the switch with enough space already.

Cheers,
Ben.





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