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🔧 将软中断更改为不可重入

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This commit is contained in:
fslongjin
2022-07-11 10:24:35 +08:00
parent dcafbef4d4
commit f4891cc8a3
6 changed files with 72 additions and 35 deletions
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6
kernel/driver/interrupt/apic/apic.c
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@ -479,9 +479,9 @@ void do_IRQ(struct pt_regs *rsp, ul number)
}
// kdebug("before softirq");
// 检测是否有未处理的软中断
if (softirq_status != 0)
do_softirq();
// 进入软中断处理程序
do_softirq();
// kdebug("after softirq");
// 检测当前进程是否持有自旋锁，若持有自旋锁，则不进行抢占式的进程调度
if (current_pcb->preempt_count > 0)