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

Thibault Ferrante thibault.ferrante at canonical.com
Mon Jul 15 14:31:59 UTC 2024


BugLink: https://bugs.launchpad.net/bugs/2072717

[ Impact ]

Failure to initialize TDX on Emerald Rapids platform.

[ Fix ]

Clean cherry-pick from 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


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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