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charset="us-ascii" Content-ID: Content-Transfer-Encoding: quoted-printable From: Tom Lendacky Under SEV-ES, a INVD intercept generates a #VC exception. VMGEXIT must be used to allow the hypervisor to handle this intercept. Signed-off-by: Tom Lendacky --- .../X64/AMDSevVcCommon.c | 22 +++++++++++++++++++ 1 file changed, 22 insertions(+) diff --git a/UefiCpuPkg/Library/CpuExceptionHandlerLib/X64/AMDSevVcCommon.c= b/UefiCpuPkg/Library/CpuExceptionHandlerLib/X64/AMDSevVcCommon.c index 6c3e7f67f6cb..3f10af401aa0 100644 --- a/UefiCpuPkg/Library/CpuExceptionHandlerLib/X64/AMDSevVcCommon.c +++ b/UefiCpuPkg/Library/CpuExceptionHandlerLib/X64/AMDSevVcCommon.c @@ -818,6 +818,24 @@ IoioExit ( return 0; } =20 +STATIC +UINTN +InvdExit ( + GHCB *Ghcb, + EFI_SYSTEM_CONTEXT_X64 *Regs, + SEV_ES_INSTRUCTION_DATA *InstructionData + ) +{ + UINTN Status; + + Status =3D VmgExit (Ghcb, SvmExitInvd, 0, 0); + if (Status) { + return Status; + } + + return 0; +} + STATIC UINTN CpuidExit ( @@ -940,6 +958,10 @@ DoVcCommon ( NaeExit =3D CpuidExit; break; =20 + case SvmExitInvd: + NaeExit =3D InvdExit; + break; + case SvmExitIoioProt: NaeExit =3D IoioExit; break; --=20 2.17.1