From: Joel Fernandes <[email protected]>
To: Jens Axboe <[email protected]>
Cc: Pavel Begunkov <[email protected]>,
Dylan Yudaken <[email protected]>,
[email protected], [email protected],
[email protected], "Paul E . McKenney" <[email protected]>
Subject: Re: [PATCH] io_uring: use call_rcu_hurry if signaling an eventfd
Date: Thu, 15 Dec 2022 13:51:50 -0500 [thread overview]
Message-ID: <CAEXW_YSUTzKurSdGxR=tWAoPu=V2xxiqRuPGiD3C892hUiQp7Q@mail.gmail.com> (raw)
In-Reply-To: <[email protected]>
On Thu, Dec 15, 2022 at 1:49 PM Jens Axboe <[email protected]> wrote:
>
>
> On Thu, 15 Dec 2022 10:41:38 -0800, Dylan Yudaken wrote:
> > io_uring uses call_rcu in the case it needs to signal an eventfd as a
> > result of an eventfd signal, since recursing eventfd signals are not
> > allowed. This should be calling the new call_rcu_hurry API to not delay
> > the signal.
> >
> > Signed-off-by: Dylan Yudaken <[email protected]>
> >
> > [...]
>
> Applied, thanks!
>
> [1/1] io_uring: use call_rcu_hurry if signaling an eventfd
> commit: de8f0209fe8064172a86a61537a7b21d6e5334ad
Reviewed-by: Joel Fernandes (Google) <[email protected]>
thanks,
- Joel
prev parent reply other threads:[~2022-12-15 18:52 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-12-15 18:41 [PATCH] io_uring: use call_rcu_hurry if signaling an eventfd Dylan Yudaken
2022-12-15 18:44 ` Paul E. McKenney
2022-12-15 18:49 ` Jens Axboe
2022-12-15 18:51 ` Joel Fernandes [this message]
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