摘要:
In Fig. 2-20, the integer variable turn, initially 0, keeps track of whose turn it is to enter the critical region and examine or update the shared memory. Initially, process 0 inspects turn, finds it to be 0, and enters its critical region. Process 1 also finds it to be 0 and therefore sits in a ti 阅读全文
posted @ 2009-09-01 11:56
feixingfei
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