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The KfReleaseSpinLock routine releases a spin lock and restores the original IRQL at which the caller was running.
Syntax
void KfReleaseSpinLock(
PKSPIN_LOCK SpinLock,
KIRQL NewIrql
);
Parameters
SpinLock
Pointer to a KSPIN_LOCK spin lock for which the caller provides the storage.
NewIrql
Specifies the KIRQL value saved from the preceding call to KfAcquireSpinLock.
Return value
None
Remarks
For more information about spin locks, see Spin Locks.
Requirements
| Requirement | Value |
|---|---|
| Header | wdm.h (include Wdm.h) |
| DLL | hal.dll |
| DDI compliance rules | HwStorPortProhibitedDDIs(storport) |