To send a signal to a process, the kernel sets a bit in the signal field of the process table entry, corresponding to the type of signal received.

为了向进程发送一个信号，内核在进程表条目的信号域中设置一个位，对应于收到的信号的类型。

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To send a signal to a process, the kernel sets a bit in the signal field of the process table entry, corresponding to the type of signal received.

为了向进程发送一个信号，内核在进程表条目的信号域中设置一个位，对应于收到的信号的类型。

youdao