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UefiCpuPkg/CpuPageTableLib:Clear PageSize bit(Bit7) for non-leaf 

Clear PageSize bit(Bit7) for non-leaf entry in PageTableLibSetPnle.
This function is used to set non-leaf entry attributes so it should
make sure that the PageSize bit of the entry should be 0.

Signed-off-by: Dun Tan <dun.tan@intel.com>
Cc: Eric Dong <eric.dong@intel.com>
Reviewed-by: Ray Ni <ray.ni@intel.com>
Cc: Rahul Kumar <rahul1.kumar@intel.com>
Tested-by: Gerd Hoffmann <kraxel@redhat.com>
Acked-by: Gerd Hoffmann <kraxel@redhat.com>
This commit is contained in:
Dun Tan 2023-03-20 09:40:01 +08:00 committed by mergify[bot]
parent 4904a2b1ec
commit b6b54367c3
1 changed files with 2 additions and 1 deletions
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3
UefiCpuPkg/Library/CpuPageTableLib/CpuPageTableMap.c
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@ -202,7 +202,8 @@ PageTableLibSetPnle (
Pnle->Bits.Nx = Attribute->Bits.Nx;
}
Pnle->Bits.Accessed = 0;
Pnle->Bits.Accessed = 0;
Pnle->Bits.MustBeZero = 0;
//
// Set the attributes (WT, CD, A) to 0.