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Printk - Why Is It So Complicated?

Printk - Why Is It So Complicated?

Linux Plumbers Conference via YouTube Direct link

Ringbuffer (cpu-lock)

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Ringbuffer (cpu-lock)

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Printk - Why Is It So Complicated?

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  1. 1 Intro
  2. 2 Requirements
  3. 3 A Brief History of printk
  4. 4 Open Issues
  5. 5 Main Issue: Tug-of-War
  6. 6 Ringbuffer (cpu-lock)
  7. 7 Ringbuffer (lockless)
  8. 8 Atomic Consoles
  9. 9 Emergency Messages
  10. 10 Status (looking forward)

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