5.6.1 - Basic Kernel Module Code (example.c)
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Practice Questions
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What is the purpose of the initialization function in a kernel module?
💡 Hint: Think about what actions might be required when code is activated.
Name one component of kernel module metadata.
💡 Hint: What information is important to record about the module?
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Interactive Quizzes
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What does the initialization function do in a kernel module?
💡 Hint: Consider what happens when a module first loads.
Is the exit function mandatory in a kernel module?
💡 Hint: Think about cleaning up after a task.
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Challenge Problems
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Write a kernel module that includes an initialization function and an exit function. Ensure that it correctly logs messages upon loading and unloading.
💡 Hint: Remember to include both functions and use printk for logging.
In a given kernel module, function A calls for a resource but does not release it in the exit function. Explain the potential repercussions of this.
💡 Hint: Reflect on how unreturned items can create buildup over time.
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