Re: [PATCH 1/2] io_uring: Fix race condition when sqp thread goes to sleep
From: Pavel Begunkov
Date: Tue Jun 22 2021 - 14:56:11 EST
On 6/22/21 7:53 PM, Olivier Langlois wrote:
> On Tue, 2021-06-22 at 11:45 -0700, Olivier Langlois wrote:
>> If an asynchronous completion happens before the task is preparing
>> itself to wait and set its state to TASK_INTERRUPTABLE, the
>> completion
>> will not wake up the sqp thread.
>>
> I have just noticed that I made a typo in the description. I will send
> a v2 of that patch.
>
> Sorry about that. I was too excited to share my discovery...
git format-patch --cover-letter --thread=shallow ...
would be even better, but the fix looks right
--
Pavel Begunkov