Re: [Xen-devel] [PATCH 1/2] x86/layout: Correct Xen's idea of its own memory layout

["Jan Beulich" <JBeulich@xxxxxxxx>]

>>> On 28.02.17 at 16:20, <andrew.cooper3@xxxxxxxxxx> wrote:
> c/s b4cd59fe "x86: reorder .data and .init when linking" had an unintended
> side effect, where xen_in_range() and the tboot S3 MAC were no longer correct.
> 
> In practice, it means that Xen's .data section is excluded from 
> consideration,
> which means:
>  1) Default IOMMU construction for the hardware domain could create mappings.
>  2) .data isn't included in the tboot MAC checked on resume from S3.
> 
> Adjust the comments and virtual address anchors used to define the regions.

Reported-by: Jan Beulich <jbeulich@xxxxxxxx>

> Signed-off-by: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>

Reviewed-by: Jan Beulich <jbeulich@xxxxxxxx>



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