// ndis.h

void NdisDprReleaseSpinLock(
  [in] _SpinLock
);
View the official Windows Driver Kit DDI reference

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Windows Driver Kit DDI reference (nf-ndis-ndisdprreleasespinlock)

The NdisDprReleaseSpinLock function releases a spin lock acquired in the immediately preceding call to the NdisDprAcquireSpinLock function.

Pointer to the acquired spin lock to be released.

Release of the spin lock allows another driver function to use the resources the lock protects after that function acquires the spin lock.

A spin lock acquired with NdisDprAcquireSpinLock must be released with NdisDprReleaseSpinLock. A spin lock acquired with NdisAcquireSpinLock must be released with NdisReleaseSpinLock.

For more information about acquiring and releasing NDIS spin locks, see Synchronization and Notification in Network Drivers.