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Update SpinLock and DPC to use C++ helpers
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This commit is contained in:
Aiken Harris
2025-09-11 19:23:19 +02:00
parent 1357e92627
commit 631c260280
2 changed files with 8 additions and 8 deletions
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2
xtoskrnl/ke/dpc.cc
View File

@@ -114,7 +114,7 @@ XTAPI
VOID VOID
Dpc::SignalCallDone(IN PVOID SystemArgument) Dpc::SignalCallDone(IN PVOID SystemArgument)
{ {
RtlAtomicDecrement32((PLONG)SystemArgument); RTL::Atomic::Decrement32((PLONG)SystemArgument);
} }
/** /**

14
xtoskrnl/ke/spinlock.cc
View File

@@ -28,7 +28,7 @@ VOID
SpinLock::AcquireQueuedSpinLock(IN KSPIN_LOCK_QUEUE_LEVEL LockLevel) SpinLock::AcquireQueuedSpinLock(IN KSPIN_LOCK_QUEUE_LEVEL LockLevel)
{ {
/* Acquire the queued spinlock */ /* Acquire the queued spinlock */
AcquireSpinLock(KeGetCurrentProcessorControlBlock()->LockQueue[LockLevel].Lock); AcquireSpinLock(KE::Processor::GetCurrentProcessorControlBlock()->LockQueue[LockLevel].Lock);
} }
/** /**
@@ -46,18 +46,18 @@ VOID
SpinLock::AcquireSpinLock(IN OUT PKSPIN_LOCK SpinLock) SpinLock::AcquireSpinLock(IN OUT PKSPIN_LOCK SpinLock)
{ {
/* Try to acquire the lock */ /* Try to acquire the lock */
while(RtlAtomicBitTestAndSet((PLONG)SpinLock, 0)) while(RTL::Atomic::BitTestAndSet((PLONG)SpinLock, 0))
{ {
/* Wait until locked is cleared */ /* Wait until locked is cleared */
while(*(VOLATILE PKSPIN_LOCK)SpinLock & 1) while(*(VOLATILE PKSPIN_LOCK)SpinLock & 1)
{ {
/* Yield processor and keep waiting */ /* Yield processor and keep waiting */
ArYieldProcessor(); AR::CpuFunc::YieldProcessor();
} }
} }
/* Add an explicit memory barrier */ /* Add an explicit memory barrier */
ArReadWriteBarrier(); AR::CpuFunc::ReadWriteBarrier();
} }
/** /**
@@ -93,7 +93,7 @@ VOID
SpinLock::ReleaseQueuedSpinLock(IN KSPIN_LOCK_QUEUE_LEVEL LockLevel) SpinLock::ReleaseQueuedSpinLock(IN KSPIN_LOCK_QUEUE_LEVEL LockLevel)
{ {
/* Clear the lock */ /* Clear the lock */
ReleaseSpinLock(KeGetCurrentProcessorControlBlock()->LockQueue[LockLevel].Lock); ReleaseSpinLock(KE::Processor::GetCurrentProcessorControlBlock()->LockQueue[LockLevel].Lock);
} }
/** /**
@@ -111,10 +111,10 @@ VOID
SpinLock::ReleaseSpinLock(IN OUT PKSPIN_LOCK SpinLock) SpinLock::ReleaseSpinLock(IN OUT PKSPIN_LOCK SpinLock)
{ {
/* Clear the lock */ /* Clear the lock */
RtlAtomicAnd32((PLONG)SpinLock, 0); RTL::Atomic::And32((PLONG)SpinLock, 0);
/* Add an explicit memory barrier */ /* Add an explicit memory barrier */
ArReadWriteBarrier(); AR::CpuFunc::ReadWriteBarrier();
} }
} /* namespace */ } /* namespace */