传递给线程函数的参数。

Parameter passing to the thread function.

youdao

这通常意味着从SPE的本地存储中拷贝参数，在用户线程中运行各自的库函数，并通过再次调用ioctl继续执行。

This usually means copying the arguments over from the spe local store, running the respective library function in the user thread, and continuing by calling the ioctl again.

youdao

顾名思义，_ beginthread函数可以创建一个执行例程的线程，其中将指向该例程的指针作为第一个参数。

As the name suggests, the _beginthread function creates a thread that executes the routine, where the pointer to that routine is specified as the first argument.

youdao