linux-kernel - Re: [PATCH] io_uring: use call_rcu

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-Id: <167113016853.52282.4184815382776784529.b4-ty@kernel.dk>
Date:   Thu, 15 Dec 2022 11:49:28 -0700
From:   Jens Axboe <axboe@...nel.dk>
To:     Pavel Begunkov <asml.silence@...il.com>,
        Dylan Yudaken <dylany@...a.com>
Cc:     io-uring@...r.kernel.org, linux-kernel@...r.kernel.org,
        kernel-team@...com, Joel Fernandes <joel@...lfernandes.org>,
        "Paul E . McKenney" <paulmck@...nel.org>
Subject: Re: [PATCH] io_uring: use call_rcu_hurry if signaling an eventfd


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 <dylany@...a.com>
> 
> [...]

Applied, thanks!

[1/1] io_uring: use call_rcu_hurry if signaling an eventfd
      commit: de8f0209fe8064172a86a61537a7b21d6e5334ad

Best regards,
-- 
Jens Axboe