Re: [PATCH 0/6] Allow signals for IO threads
From: Jens Axboe
Date: Fri Mar 26 2021 - 10:00:19 EST
On 3/26/21 7:54 AM, Jens Axboe wrote:
>> The KILL after STOP deadlock still exists.
>
> In which tree? Sounds like you're still on the old one with that
> incremental you sent, which wasn't complete.
>
>> Does io_wq_manager() exits without cleaning up on SIGKILL?
>
> No, it should kill up in all cases. I'll try your stop + kill, I just
> tested both of them separately and didn't observe anything. I also ran
> your io_uring-cp example (and found a bug in the example, fixed and
> pushed), fwiw.
I can reproduce this one! I'll take a closer look.
--
Jens Axboe