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authorArd Biesheuvel <ardb@kernel.org>2023-02-02 19:03:33 +0100
committermergify[bot] <37929162+mergify[bot]@users.noreply.github.com>2023-03-30 11:05:22 +0000
commit53eb26b238541799134aa5846530485c915735da (patch)
tree45b5126d29add1a9ac77d597310d8de62bb9c281 /MdeModulePkg
parent3b4d1b38eac0542c8942dd114a6600d31aec503d (diff)
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MdePkg: Update MemoryAttributesTable to v2.10
UEFI v2.10 introduces a new flag to the memory attributes table to inform the OS whether or not runtime services code regions were emitted by the compiler with guard instructions for forward edge control flow integrity enforcement. So update our definition accordingly. Link: https://uefi.org/specs/UEFI/2.10/04_EFI_System_Table.html#efi-memory-attributes-table Signed-off-by: Ard Biesheuvel <ardb@kernel.org> Reviewed-by: Michael D Kinney <michael.d.kinney@intel.com> Acked-by: Michael Kubacki <michael.kubacki@microsoft.com> Reviewed-by: Leif Lindholm <quic_llindhol@quicinc.com> Reviewed-by: Oliver Smith-Denny <osd@smith-denny.com>
Diffstat (limited to 'MdeModulePkg')
-rw-r--r--MdeModulePkg/Core/Dxe/Misc/MemoryAttributesTable.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/MdeModulePkg/Core/Dxe/Misc/MemoryAttributesTable.c b/MdeModulePkg/Core/Dxe/Misc/MemoryAttributesTable.c
index e079213711..82fa026bce 100644
--- a/MdeModulePkg/Core/Dxe/Misc/MemoryAttributesTable.c
+++ b/MdeModulePkg/Core/Dxe/Misc/MemoryAttributesTable.c
@@ -182,7 +182,7 @@ InstallMemoryAttributesTable (
MemoryAttributesTable->Version = EFI_MEMORY_ATTRIBUTES_TABLE_VERSION;
MemoryAttributesTable->NumberOfEntries = RuntimeEntryCount;
MemoryAttributesTable->DescriptorSize = (UINT32)DescriptorSize;
- MemoryAttributesTable->Reserved = 0;
+ MemoryAttributesTable->Flags = 0;
DEBUG ((DEBUG_VERBOSE, "MemoryAttributesTable:\n"));
DEBUG ((DEBUG_VERBOSE, " Version - 0x%08x\n", MemoryAttributesTable->Version));
DEBUG ((DEBUG_VERBOSE, " NumberOfEntries - 0x%08x\n", MemoryAttributesTable->NumberOfEntries));