KfAcquireSpinLock - NtDoc

Native API online documentation, based on the System Informer (formerly Process Hacker) phnt headers 
// wdm.h

KIRQL KfAcquireSpinLock(
  PKSPIN_LOCK SpinLock
);
View the official Windows Driver Kit DDI reference

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Windows Driver Kit DDI reference (nf-wdm-kfacquirespinlock)

Description

The KfAcquireSpinLock routine acquires a spin lock so the caller can synchronize access to shared data in a multiprocessor-safe way by raising IRQL.

Parameters

SpinLock

Pointer to an initialized KSPIN_LOCK spin lock for which the caller provides the storage.

Return value

Remarks

For more information about spin locks, see Spin Locks.

See also

View the official Windows Driver Kit DDI reference

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