From: Olivier Langlois <[email protected]>
To: Jens Axboe <[email protected]>,
Pavel Begunkov <[email protected]>,
[email protected], [email protected]
Subject: Re: [PATCH 1/2] io_uring: Fix race condition when sqp thread goes to sleep
Date: Tue, 22 Jun 2021 14:53:27 -0400 [thread overview]
Message-ID: <[email protected]> (raw)
In-Reply-To: <67c806d0bcf2e096c1b0c7e87bd5926c37231b87.1624387080.git.olivier@trillion01.com>
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...
next prev parent reply other threads:[~2021-06-22 18:53 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-06-22 18:45 [PATCH 0/2] Minor SQPOLL thread fix and improvement Olivier Langlois, Olivier Langlois
2021-06-22 18:45 ` [PATCH 1/2] io_uring: Fix race condition when sqp thread goes to sleep Olivier Langlois
2021-06-22 18:53 ` Olivier Langlois [this message]
2021-06-22 18:55 ` Pavel Begunkov
2021-06-22 19:07 ` Olivier Langlois
[not found] ` <[email protected]>
2021-06-22 20:45 ` [PATCH 1/2 v2] " Pavel Begunkov
2021-06-22 22:37 ` Olivier Langlois
2021-06-22 22:42 ` Olivier Langlois
2021-06-22 23:03 ` Pavel Begunkov
2021-06-23 13:52 ` Olivier Langlois
2021-06-23 15:58 ` Pavel Begunkov
2021-06-22 18:45 ` [PATCH 2/2] io_uring: Create define to modify a SQPOLL parameter Olivier Langlois
2021-06-22 20:58 ` Pavel Begunkov
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