CancelSpinlockRelease rule (wdm)

The CancelSpinlockRelease rule specifies that calls to IoAcquireCancelSpinLock and IoReleaseCancelSpinLock are used in strict alternation. That is, every call to IoAcquireCancelSpinLock must have a corresponding call to IoReleaseCancelSpinLock.

Driver model WDM

How to test

At compile time

Run Static Driver Verifier and specify the CancelSpinlockRelease rule.

Use the following steps to run an analysis of your code:
  1. Prepare your code (use role type declarations).
  2. Run Static Driver Verifier.
  3. View and analyze the results.

For more information, see Using Static Driver Verifier to Find Defects in Drivers.

Applies to

IoAcquireCancelSpinLock IoReleaseCancelSpinLock