Commit e7abb94d1 removed InitializeCpuExceptionHandlersEx and updated DxeMain to call InitializeCpuExceptionHandlers for exception setup. But the old behavior that calls *Ex() sets up the stack guard as well. To match the old behavior, the patch calls InitializeSeparateExceptionStacks.
Signed-off-by: Ray Ni <ray...@intel.com> Cc: Jian J Wang <jian.j.w...@intel.com> Cc: Liming Gao <gaolim...@byosoft.com.cn> --- MdeModulePkg/Core/Dxe/DxeMain/DxeMain.c | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/MdeModulePkg/Core/Dxe/DxeMain/DxeMain.c b/MdeModulePkg/Core/Dxe/DxeMain/DxeMain.c index 83f49d7c00..0a1f3d79e2 100644 --- a/MdeModulePkg/Core/Dxe/DxeMain/DxeMain.c +++ b/MdeModulePkg/Core/Dxe/DxeMain/DxeMain.c @@ -256,6 +256,14 @@ DxeMain ( Status = InitializeCpuExceptionHandlers (VectorInfoList); ASSERT_EFI_ERROR (Status); + // + // Setup Stack Guard + // + if (PcdGetBool (PcdCpuStackGuard)) { + Status = InitializeSeparateExceptionStacks (NULL); + ASSERT_EFI_ERROR (Status); + } + // // Initialize Debug Agent to support source level debug in DXE phase // -- 2.35.1.windows.2 -=-=-=-=-=-=-=-=-=-=-=- Groups.io Links: You receive all messages sent to this group. View/Reply Online (#90438): https://edk2.groups.io/g/devel/message/90438 Mute This Topic: https://groups.io/mt/91664463/21656 Group Owner: devel+ow...@edk2.groups.io Unsubscribe: https://edk2.groups.io/g/devel/unsub [arch...@mail-archive.com] -=-=-=-=-=-=-=-=-=-=-=-