[SRU][N:intel][PATCH 0/1 v2] TDMR reserved areas that may exceed the limit of 16 can result in TDX module initialization failure

[Manuel Diewald]

On Tue, Jul 16, 2024 at 05:55:57PM +0200, Thibault Ferrante wrote:
> BugLink: https://bugs.launchpad.net/bugs/2072717
> 
> [ Impact ]
> 
> Failure to initialize TDX on Emerald Rapids platform.
> 
> [ Fix ]
> 
> Specific backport made by intel for 6.8.
> Hosted privately on https://github.com/intel/kernel-downstream
> 
> [ Test Plan ]
> 
> Initialize TDX and verify it comes online.
> Tested successfully by the user.
> 
> [ Where problems could occur ]
> 
> Regression in TDX module.
> 
> [ Other Info ]
>  
> Initial bug report : https://github.com/canonical/tdx/issues/135
> 
> v1 -> v2:
> Origin of the patch: Remove 'cherry pick' from mention as it's a private source.
> Update fix section.
> 
> Kai Huang (1):
>   UBUNTU: SAUCE: x86/virt/tdx: Exclude memory region hole within CMR as
>     TDMR's reserved area
> 
>  arch/x86/virt/vmx/tdx/tdx.c | 66 ++++++++++++++++++++++++++++---------
>  1 file changed, 51 insertions(+), 15 deletions(-)
> 
> -- 
> 2.43.0
> 
> 
> -- 
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SRU template needs to be copied to the launchpad bug.

-- 
 Manuel
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