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  • INTERVIEW QUESTIONS OPERATING SYSTEMS IPC DETAILS
    Question :
    How shared memory are accessed if we have two processors
    Category IPC Interview Questions
    Rating (0.4) By 795 users
    Added on 5/16/2009
    Views 1678
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    Answers:

    When a memory is shared by more than one process, it must be protected from simultanious access from many process, This is called sycronization.In Linux there are many sycronization techniques such as sephores,spinlocks, per-cpu , mutex, seqlocks,atomic variables,rcu etc.



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