Linux Process Management

作者: 来源:网络文章时间:2005-12-16 23:43:24

Linux Process Management(4) >                   runqueue waiting to run (runqueue are discussed in
>                   Chap. 3).
>                2. TASK_INTERRUPTIBLE: it is sleeping, blocked, waiting
>                   for some condition to occur. When this condition
>                   occurs, the kernel sets the process's state to
>                   TASK_RUNNING. The processes also awakes prematurely
>                   and becomes runnable if it receives a signal.
>                3. TASK_UNINTERRUPTIBLE: it will not wake up and become
>                   runnable if it receives a signal. (see fork())
>                4. TASK_ZOMBIE: The task has terminated, but its parent
>                   has not yet issued a wait4() system call. The task's
>                   process descriptor must remain in case the parent
>                   wants to Access it.

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