ACK: [SRU][N:linux-intel][PATCH 0/2] Fix EPT level 5 support for Sierra Forest

[Manuel Diewald]

On Thu, Feb 20, 2025 at 12:09:10PM +0100, Thibault Ferrante wrote:
> BugLink: https://bugs.launchpad.net/bugs/2098952
> 
> [ Impact ]
> 
>  * EPT level 5 support for Sierra forest hardware
> 
> [ Fix ]
> 
>  * Upstream submission :
> https://lore.kernel.org/all/20240812224820.34826-23-rick.p.edgecombe@intel.com/
> https://lore.kernel.org/all/20240812224820.34826-24-rick.p.edgecombe@intel.com/
> 
> A small part of the first patch needs to be dropped as is is not relevant anymore.
> 
> [ Test Plan ]
> 
>  * Already released part of oracular:linux-intel
>  * Compiled and tested separately based on noble:linux-intel
> 
> [ Where problems could occur ]
> 
>  * Regression in TDX/KVM performance
> 
> Xiaoyao Li (2):
>   UBUNTU: SAUCE: KVM: TDX: Use guest physical address to configure EPT
>     level and GPAW
>   UBUNTU: SAUCE: KVM: x86/mmu: Taking guest pa into consideration when
>     calculate tdp level
> 
>  arch/x86/kvm/cpuid.c   | 14 ++++++++++++++
>  arch/x86/kvm/cpuid.h   |  1 +
>  arch/x86/kvm/mmu/mmu.c | 10 +++++++++-
>  arch/x86/kvm/vmx/tdx.c | 26 +++++++++++++-------------
>  4 files changed, 37 insertions(+), 14 deletions(-)
> 
> -- 
> 2.43.0
> 
> 
> -- 
> kernel-team mailing list
> kernel-team at lists.ubuntu.com
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Acked-by: Manuel Diewald <manuel.diewald at canonical.com>

-- 
 Manuel
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