Quote: CycleFree methodology creates hierarchy of object contexts; use events instead of upcalls; only events run concurrently

Quotation Skeleton

[The CycleFree methodology] imposes a purely hierarchical structure on invocations … Contexts are similar to objects; however, there is … level contexts. The Willie Kernel enforces this hierarchy, … programmer. … Rather than "upcalls" the CycleFree event mechanism functions … may capture the event. If an "event routine" … a priority inverse to its level. [Event routines are the only source of concurrent behavior within a program.]   Google-1   Google-2

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