WDF Synchronization Features
WDF was designed to reduce the amount of special-purpose synchronization code that drivers require. The frameworks include built-in synchronization through the following features:
Reference counts and the hierarchical object model.
Automatic serialization of Plug and Play and power callbacks.
Driver-configurable flow control for I/O queues.
Object presentation lock for device objects and I/O queues.
The WDF synchronization features are intended to help you get a driver working quickly, so that you can focus on optimizing the driver for your particular device and its most common usage scenarios. The WDF features are designed to be simple; they do not provide for all possible requirements.
Many drivers require synchronization ...
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