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Re: [PATCH] x86/tboot: include all valid frame table entries in S3 integrity check

To: Jan Beulich <jbeulich@xxxxxxxx>, "xen-devel@xxxxxxxxxxxxxxxxxxxx" <xen-devel@xxxxxxxxxxxxxxxxxxxx>
From: Lukasz Hawrylko <lukasz.hawrylko@xxxxxxxxxxxxxxx>
Date: Mon, 31 May 2021 12:08:33 +0200
Cc: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>, Wei Liu <wl@xxxxxxx>, Roger Pau Monné <roger.pau@xxxxxxxxxx>
Delivery-date: Mon, 31 May 2021 10:08:45 +0000
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List-id: Xen developer discussion <xen-devel.lists.xenproject.org>

On Wed, 2021-05-19 at 17:48 +0200, Jan Beulich wrote:
> The difference of two pdx_to_page() return values is a number of pages,
> not the number of bytes covered by the corresponding frame table entries.
> 
> Fixes: 3cb68d2b59ab ("tboot: fix S3 issue for Intel Trusted Execution 
> Technology.")
> Signed-off-by: Jan Beulich <jbeulich@xxxxxxxx>
> 

Reviewed-by: Lukasz Hawrylko <lukasz.hawrylko@xxxxxxxxxxxxxxx>

References:
- [PATCH] x86/tboot: include all valid frame table entries in S3 integrity check
  - From: Jan Beulich

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