Re: [PATCH v11 05/10] iommu/vt-d: Add functions to load and save old re

[Li, ZhenHua]

On 05/12/2015 04:37 PM, Dave Young wrote:
> Seems the subject was truncated? Maybe "re" means root entry? Then please fix it
>
> On 05/11/15 at 05:52pm, Li, Zhen-Hua wrote:
> > Add functions to load root entry table from old kernel, and to save updated
> > root entry table.
> > Add two member in struct intel_iommu, to store the RTA in old kernel, and
> > the mapped virt address of it.
>
> Please explain a bit what is "RTA" in patch log, it is unclear to most of people
> who do not know iommu details.
>
> >

If people want to understand this patchset, I assume they have read the 
vt-d specs. RTA is defined clearly in this spec.

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