Linux Kernel的local_irq_enable()和local_irq_disable()函数
代码如下图所示,最终操作的是msrdaifset,#3和msrdaifclr,#3寄存器。(include/linux/irqflags.h)#definelocal_irq_enable()do{raw_local_irq_enable();}while(0)#definelocal_irq_disable()do{raw_local_irq_disable();}while(0)#define