Re: 答复: 答复: [PATCH] kdb: Fix the deadlock issue in KDB debugging.

Daniel Thompson
2024-03-12T09:58:00Z

On Tue, Mar 12, 2024 at 08:37:11AM +0000, Liuye wrote:
> I know that you said schedule_work is not NMI save, which is the first
> issue. Perhaps it can be fixed using irq_work_queue. But even if
> irq_work_queue is used to implement it, there will still be a deadlock
> problem because slave cpu1 still has not released the running queue
> lock of master CPU0.

This doesn't sound right to me. Why do you think CPU1 won't release the
run queue lock?

Daniel.