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Lifecycle management of threads #29

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harraiken merged 240 commits from threads into master 2026-09-07 13:45:09 +02:00
Conversation 1 Commits 240 Files Changed 196 +8 -1
2 changed files with 8 additions and 1 deletions
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Showing only changes of commit c8cd198c4e - Show all commits

4
xtoskrnl/ke/amd64/proc.cc
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@@ -269,6 +269,10 @@ KE::Processor::RestoreProcessorControlState(IN PKPROCESSOR_STATE CpuState)
AR::CpuFunctions::LoadGlobalDescriptorTable(&CpuState->SpecialRegisters.Gdtr.Limit); AR::CpuFunctions::LoadGlobalDescriptorTable(&CpuState->SpecialRegisters.Gdtr.Limit);
AR::CpuFunctions::LoadInterruptDescriptorTable(&CpuState->SpecialRegisters.Idtr.Limit); AR::CpuFunctions::LoadInterruptDescriptorTable(&CpuState->SpecialRegisters.Idtr.Limit);
AR::CpuFunctions::LoadLocalDescriptorTable(CpuState->SpecialRegisters.Ldtr); AR::CpuFunctions::LoadLocalDescriptorTable(CpuState->SpecialRegisters.Ldtr);
/* Force the TSS descriptor into a non-busy state and restore TaskRegister */
*(VOLATILE PUCHAR)((ULONG_PTR)CpuState->SpecialRegisters.Gdtr.Base + CpuState->SpecialRegisters.Tr + 5) &= ~0x02;
AR::CpuFunctions::LoadTaskRegister(CpuState->SpecialRegisters.Tr);
} }
/** /**

5
xtoskrnl/ke/i686/proc.cc
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@@ -253,10 +253,13 @@ KE::Processor::RestoreProcessorControlState(IN PKPROCESSOR_STATE CpuState)
AR::CpuFunctions::WriteDebugRegister(6, CpuState->SpecialRegisters.KernelDr6); AR::CpuFunctions::WriteDebugRegister(6, CpuState->SpecialRegisters.KernelDr6);
AR::CpuFunctions::WriteDebugRegister(7, CpuState->SpecialRegisters.KernelDr7); AR::CpuFunctions::WriteDebugRegister(7, CpuState->SpecialRegisters.KernelDr7);
/* Restore GDT, IDT, LDT and TaskRegister */ /* Restore GDT, IDT and LDT */
AR::CpuFunctions::LoadGlobalDescriptorTable(&CpuState->SpecialRegisters.Gdtr.Limit); AR::CpuFunctions::LoadGlobalDescriptorTable(&CpuState->SpecialRegisters.Gdtr.Limit);
AR::CpuFunctions::LoadInterruptDescriptorTable(&CpuState->SpecialRegisters.Idtr.Limit); AR::CpuFunctions::LoadInterruptDescriptorTable(&CpuState->SpecialRegisters.Idtr.Limit);
AR::CpuFunctions::LoadLocalDescriptorTable(CpuState->SpecialRegisters.Ldtr); AR::CpuFunctions::LoadLocalDescriptorTable(CpuState->SpecialRegisters.Ldtr);
/* Force the TSS descriptor into a non-busy state and restore TaskRegister */
*(VOLATILE PUCHAR)((ULONG_PTR)CpuState->SpecialRegisters.Gdtr.Base + CpuState->SpecialRegisters.Tr + 5) &= ~0x02;
AR::CpuFunctions::LoadTaskRegister(CpuState->SpecialRegisters.Tr); AR::CpuFunctions::LoadTaskRegister(CpuState->SpecialRegisters.Tr);
} }