UefiCpuPkg: Fixing page table handling for non-present pages. [202405] #1081
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apop5
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## release/202405 #1081 +/- ##
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Coverage ? 4.77%
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Files ? 133
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makubacki
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Jul 30, 2024
makubacki
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os-d
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The old PR link could be removed from the commit subject. This commit will link to this PR which will explain it was a cherry-pick. Going directly to the original PR via that link might be confusing. |
makubacki
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…t pages. This change will add logic to populate the address and propagate bits for the non-present pages. Without this change, the issue can be seen as when a smaller page is marked present from a big non-present page, the remainder of the non-present pages will return `EFI_UNSUPPORTED` when using get attributes function though protocols like CPU arch.
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Description
This change will add logic to populate the address and propagate bits for the non-present pages.
Without this change, the issue can be seen as when a smaller page is marked present from a big non-present page, the remainder of the non-present pages will return
EFI_UNSUPPORTEDwhen using get attributes function though protocols like CPU arch.4ca95f2
flow, or firmware?
in build or boot behavior?
a function in a new library class in a pre-existing module, ...
outside direct code modifications (and comments)?
on an a separate Web page, ...
How This Was Tested
This was tested on QEMU Q35 platform and booted to OS. N/A
Integration Instructions
N/A