A "fast interrupt return" option is available for interrupts.
中断有一个“快速中断返回”选项。
Once the interrupts are generated, reset the interrupt simulation status flag and return success.
中断生成之后,就重新设置中断模拟状态标志,并返回成功。
If the interrupt simulation status flag is set, return EBUSY.
如果设置了中断模拟状态标志,它就会返回EBUSY。
The interrupt handler function now has a return code of type irqreturn_t.
现在的中断处理函数的返回代码是一个 irqreturn_t类型。
Execute a Return from Interrupt instruction;
执行中断返回指令;
Execute a Return from Interrupt instruction;
执行中断返回指令;
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