spinlock.h File Reference

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Functions
VOID NTAPI	Kii386SpinOnSpinLock (PKSPIN_LOCK SpinLock, ULONG Flags)
FORCEINLINE VOID	KxAcquireSpinLock (IN PKSPIN_LOCK SpinLock)
FORCEINLINE VOID	KxReleaseSpinLock (IN PKSPIN_LOCK SpinLock)

Function Documentation

Kii386SpinOnSpinLock()

VOID NTAPI Kii386SpinOnSpinLock	(	PKSPIN_LOCK	SpinLock,
		ULONG	Flags
	)

KxAcquireSpinLock()

FORCEINLINE VOID KxAcquireSpinLock

(

IN PKSPIN_LOCK

SpinLock

)

Definition at line 20 of file spinlock.h.

{
    /* On UP builds, spinlocks don't exist at IRQL >= DISPATCH */
    UNREFERENCED_PARAMETER(SpinLock);

    /* Add an explicit memory barrier to prevent the compiler from reordering
       memory accesses across the borders of spinlocks */
    KeMemoryBarrierWithoutFence();
}

Referenced by _ExiDisableInterruptsAndAcquireSpinlock(), HalpAcquireCmosSpinLock(), KeAcquireInStackQueuedSpinLock(), KeAcquireInStackQueuedSpinLockAtDpcLevel(), KeAcquireInStackQueuedSpinLockRaiseToSynch(), KeAcquireQueuedSpinLock(), KeAcquireQueuedSpinLockAtDpcLevel(), KeAcquireQueuedSpinLockRaiseToSynch(), KeAcquireSpinLockAtDpcLevel(), KeAcquireSpinLockRaiseToDpc(), KeAcquireSpinLockRaiseToSynch(), KefAcquireSpinLockAtDpcLevel(), KiAcquireSpinLock(), KiChainedDispatch(), and KiInterruptDispatch().

KxReleaseSpinLock()

FORCEINLINE VOID KxReleaseSpinLock

(

IN PKSPIN_LOCK

SpinLock

)

Definition at line 35 of file spinlock.h.

{
    /* On UP builds, spinlocks don't exist at IRQL >= DISPATCH */
    UNREFERENCED_PARAMETER(SpinLock);

    /* Add an explicit memory barrier to prevent the compiler from reordering
       memory accesses across the borders of spinlocks */
    KeMemoryBarrierWithoutFence();
}

Referenced by _ExiReleaseSpinLockAndRestoreInterrupts(), HalpReleaseCmosSpinLock(), KefReleaseSpinLockFromDpcLevel(), KeReleaseInStackQueuedSpinLock(), KeReleaseInStackQueuedSpinLockFromDpcLevel(), KeReleaseQueuedSpinLock(), KeReleaseQueuedSpinLockFromDpcLevel(), KeReleaseSpinLock(), KeReleaseSpinLockFromDpcLevel(), KiChainedDispatch(), KiInterruptDispatch(), and KiReleaseSpinLock().