SoftIRQ

Bottom Halves in Linux Device Drivers

Pradeep Tewani / October 7, 2025

After exploring Interrupt Management in our previous post, let’s dive deeper into the world of Bottom Halves in Linux Device Drivers — uncover their types, use cases, and learn how Workqueues, Tasklets, and Threaded IRQs keep Linux drivers fast, efficient, and beautifully designed.

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SoftIRQ

Bottom Halves in Linux Device Drivers

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