Interrupt handlers always run in interrupt context.
中断处理程序始终在中断上下文中运行。
This function cannot be called from interrupt context.
这个函数不能从中断上下文调用。
The question is, how much work should be done in the interrupt context?
问题在于，有多少任务需要在中断上下文完成？
The question is, how much work should be done in the interrupt context?
问题在于，有多少任务需要在中断上下文完成？
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