Thursday, October 11, 2012

what is mutual exclusion ?


A way of making sure that if one process is using a shared modifiable data, the other processes will be excluded from doing the same thing.
http://www.personal.kent.edu/~rmuhamma/OpSystems/Myos/mutualExclu.htm


In computer science, mutual exclusion refers to the problem of ensuring that no two processes or threads (henceforth referred to only as processes) can be in their critical section at the same time
http://en.wikipedia.org/wiki/Mutual_exclusion

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