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SpinlockRelease rule (kmdf)

The SpinlockRelease rule specifies that calls to KeAcquireSpinLock, KeAcquireSpinLockRaiseToDpc, and KeReleaseSpinLock are used in a balanced way within a KMDF callback. At the end of any KMDF callback routine, the driver should not hold the spin lock.

Driver modelKMDF

How to test

At compile time

Run Static Driver Verifier and specify the SpinlockRelease 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

KeAcquireSpinLock
KeAcquireSpinLockRaiseToDpc
KeReleaseSpinLock

 

 

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