Reviewed-by: Ray Ni <[email protected]> > -----Original Message----- > From: Tan, Dun <[email protected]> > Sent: Thursday, March 23, 2023 3:41 PM > To: [email protected] > Cc: Dong, Eric <[email protected]>; Ni, Ray <[email protected]>; Kumar, > Rahul R <[email protected]>; Gerd Hoffmann <[email protected]> > Subject: [Patch V4 07/21] UefiCpuPkg/MpInitLib: Add code to initialize > MapMask > > In function CreatePageTable(), add code to initialize MapMask to > MAX_UINT64. When creating new page table or map non-present range > to present, all attributes should be provided. > > Signed-off-by: Dun Tan <[email protected]> > Cc: Eric Dong <[email protected]> > Cc: Ray Ni <[email protected]> > Cc: Rahul Kumar <[email protected]> > Cc: Gerd Hoffmann <[email protected]> > --- > UefiCpuPkg/Library/MpInitLib/X64/CreatePageTable.c | 5 +---- > 1 file changed, 1 insertion(+), 4 deletions(-) > > diff --git a/UefiCpuPkg/Library/MpInitLib/X64/CreatePageTable.c > b/UefiCpuPkg/Library/MpInitLib/X64/CreatePageTable.c > index 7cf91ed9c4..f20068152b 100644 > --- a/UefiCpuPkg/Library/MpInitLib/X64/CreatePageTable.c > +++ b/UefiCpuPkg/Library/MpInitLib/X64/CreatePageTable.c > @@ -36,10 +36,7 @@ CreatePageTable ( > MapAttribute.Uint64 = Address; > MapAttribute.Bits.Present = 1; > MapAttribute.Bits.ReadWrite = 1; > - > - MapMask.Bits.PageTableBaseAddress = 1; > - MapMask.Bits.Present = 1; > - MapMask.Bits.ReadWrite = 1; > + MapMask.Uint64 = MAX_UINT64; > > PageTable = 0; > PageTableBufferSize = 0; > -- > 2.31.1.windows.1
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