KeReleaseInterruptSpinLock function (wdm.h)

The KeReleaseInterruptSpinLock routine releases an interrupt spin lock acquired by KeAcquireInterruptSpinLock.

Syntax

void KeReleaseInterruptSpinLock(
  [in, out] PKINTERRUPT Interrupt,
  [in]      KIRQL       OldIrql
);

[in, out] Interrupt

Specifies the value of the Interrupt parameter passed to KeAcquireInterruptSpinLock.

[in] OldIrql

Specifies the IRQL value returned by KeAcquireInterruptSpinLock.

None

The KeReleaseInterruptSpinLock releases the interrupt spin lock, and lowers the IRQL value back to the OldIrql value.

Requirement	Value
Minimum supported client	Available in Windows XP and later versions of Windows.
Target Platform	Universal
Header	wdm.h (include Wdm.h, Ntddk.h, Ntifs.h)
Library	NtosKrnl.lib
DLL	NtosKrnl.exe
IRQL	See Remarks section.
DDI compliance rules	HwStorPortProhibitedDDIs(storport)