linux-kernel - Re: [PATCH 1/2] io_uring: Fix race condition when sqp thread goes to sleep

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Message-ID: <b056b26aec5abad8e4e06aae84bd9a5bfe5f43da.camel@trillion01.com>
Date:   Tue, 22 Jun 2021 14:53:27 -0400
From:   Olivier Langlois <olivier@...llion01.com>
To:     Jens Axboe <axboe@...nel.dk>,
        Pavel Begunkov <asml.silence@...il.com>,
        io-uring@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 1/2] io_uring: Fix race condition when sqp thread goes
 to sleep

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...