School of Computer Science & Engineering
University of New South Wales
Advanced Operating Systems
COMP9242 2002/S2
Next: Interrupts and Interrupt Handlers
Up: 01-l4
Previous: Exceptions and Excepters
- Basic idea:
- treat a preemptions like a page fault, i.e., a time faults,
- have a preempter as a time-fault handler,
- preempter is invoked via IPC.
- Model is, at present, not matured, and preemtpers are not
implemented in any L4 version.
Gernot Heiser
2002-08-07