K 10 svn:author V 7 davidxu K 8 svn:date V 27 2006-06-15T06:37:39.000000Z K 7 svn:log V 297 Add scheduler API sched_relinquish(), the API is used to implement yield() and sched_yield() syscalls. Every scheduler has its own way to relinquish cpu, the ULE and CORE schedulers have two internal run- queues, a timesharing thread which calls yield() syscall should be moved to inactive queue. END