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From: Greg KH <[email protected]>
To: Jens Axboe <[email protected]>
Cc: Olivier Langlois <[email protected]>,
	Pavel Begunkov <[email protected]>,
	[email protected], [email protected],
	[email protected]
Subject: Re: [PATCH io_uring backport to 5.13.y] io_uring: Fix race condition when sqp thread goes to sleep
Date: Mon, 26 Jul 2021 09:42:51 +0200	[thread overview]
Message-ID: <[email protected]> (raw)
In-Reply-To: <[email protected]>

On Sun, Jul 25, 2021 at 01:10:22PM -0600, Jens Axboe wrote:
> On 7/24/21 11:07 PM, Olivier Langlois wrote:
> > [ Upstream commit 997135017716 ("io_uring: Fix race condition when sqp thread goes to sleep") ]
> > 
> > If an asynchronous completion happens before the task is preparing
> > itself to wait and set its state to TASK_INTERRUPTIBLE, the completion
> > will not wake up the sqp thread.
> 
> Looks good to me - Greg, would you mind queueing this one up?
> 

Now queued up, thanks!

greg k-h

      reply	other threads:[~2021-07-26  7:42 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-07-25  5:07 [PATCH io_uring backport to 5.13.y] io_uring: Fix race condition when sqp thread goes to sleep Olivier Langlois
2021-07-25 19:10 ` Jens Axboe
2021-07-26  7:42   ` Greg KH [this message]

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