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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
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)
{
/* 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)
{
/* Try to acquire the lock */
while(RtlAtomicBitTestAndSet((PLONG)SpinLock, 0))
while(RTL::Atomic::BitTestAndSet((PLONG)SpinLock, 0))
{
/* Wait until locked is cleared */
while(*(VOLATILE PKSPIN_LOCK)SpinLock & 1)
{
/* Yield processor and keep waiting */
ArYieldProcessor();
AR::CpuFunc::YieldProcessor();
}
}
/* Add an explicit memory barrier */
ArReadWriteBarrier();
AR::CpuFunc::ReadWriteBarrier();
}
/**
@@ -93,7 +93,7 @@ VOID
SpinLock::ReleaseQueuedSpinLock(IN KSPIN_LOCK_QUEUE_LEVEL LockLevel)
{
/* 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)
{
/* Clear the lock */
RtlAtomicAnd32((PLONG)SpinLock, 0);
RTL::Atomic::And32((PLONG)SpinLock, 0);
/* Add an explicit memory barrier */
ArReadWriteBarrier();
AR::CpuFunc::ReadWriteBarrier();
}
} /* namespace */