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Re: [Xen-devel] iommu: mapping reserved region failed - Q35 - VT-DIssue

Ross Philipson schrieb:
> I meant rebuild xen with debug=y. There is a bunch of tracing in the
> routines that are trying to setup the context mapping that indicate what
> is going on including tracing out what device it was dealing with when
> things failed. Also (as mentioned in another email just sent), we can
> enhance that logging in these routines to see if the hardware remapping
> unit is missing for this device or something related.

debug=y can just be applied right after make linux-2.6-xen-build? or
where do i supply that debug=y ?

> Also again I was curious - it seems the failure trace you reported below
> was during dom0 boot - is this true?

Yes it's all during dom0 booting.


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