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What does switching pv_lock_ops involve? cont
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Classroom Contents
Changing Paravirt Lock-ops for a Changing World
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- 1 Introducción
- 2 Guests should be more dynamic
- 3 pv_lock_ops state-machine Queued spinlocks are based on MCS locks
- 4 Why don't we just use paravirt locks all the time
- 5 What does switching pv_lock_ops involve? cont
- 6 Active users while we are patching
- 7 Mechanism: INT3
- 8 V1: approach
- 9 V1: state-machine
- 10 V2 design: global barrier
- 11 V2 design: more on counting
- 12 Show me the code
- 13 Questions?
