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The CancelSpinLock Rule (Storport) rule verifies that each call to IoAcquireCancelSpinLock is promptly followed by a call to IoReleaseCancelSpinLock.
IoReleaseCancelSpinLock must not be called without acquiring the cancel spin lock first. In addition, when a miniport callback routine exits, it must not be holding any cancel spin locks
Driver model: Storport
How to test
| At compile time |
|---|
Run Static Driver Verifier and specify the CancelSpinLock rule. Use the following steps to run an analysis of your code:
For more information, see Using Static Driver Verifier to Find Defects in Drivers. |