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EvtIoStopCompleteOrStopAck rule (kmdf)

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The EvtIoStopCompleteOrStopAck rule specifies that within the EvtIoStop callback function the driver calls one of the following methods for each I/O request that is presented by the framework. If this is not done, the driver might block the system from entering another lower power state.

WdfRequestComplete WdfRequestCompleteWithInformation WdfRequestCompleteWithPriorityBoost WdfRequestCancelSentRequest WdfRequestStopAcknowledge

Driver model: KMDF

How to test

At compile time

Run Static Driver Verifier and specify the EvtIoStopCompleteOrStopAck 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

WdfRequestCancelSentRequest WdfRequestComplete WdfRequestCompleteWithInformation WdfRequestCompleteWithPriorityBoost WdfRequestStopAcknowledge