From: Matteo Rizzo <matteorizzo@google.com>
To: io-uring@vger.kernel.org, axboe@kernel.dk, asml.silence@gmail.com
Cc: linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org,
corbet@lwn.net, akpm@linux-foundation.org, keescook@chromium.org,
ribalda@chromium.org, rostedt@goodmis.org, jannh@google.com,
chenhuacai@kernel.org, gpiccoli@igalia.com,
ldufour@linux.ibm.com, evn@google.com, poprdi@google.com,
jordyzomer@google.com, krisman@suse.de, andres@anarazel.de,
Jeff Moyer <jmoyer@redhat.com>
Subject: Re: [PATCH v5] io_uring: add a sysctl to disable io_uring system-wide
Date: Tue, 5 Sep 2023 16:24:17 +0200 [thread overview]
Message-ID: <CAHKB1wKh3-9icDXK9_qorJr4DZ61Bt7mZznFT75R99a8LeMi_w@mail.gmail.com> (raw)
In-Reply-To: <x49y1i42j1z.fsf@segfault.boston.devel.redhat.com>
Hi all,
Is there still anything that needs to be changed in this patch? As far as
I can tell all the remaining feedback has been addressed.
--
Matteo
On Mon, 21 Aug 2023 at 23:10, Jeff Moyer <jmoyer@redhat.com> wrote:
>
> From: Matteo Rizzo <matteorizzo@google.com>
>
> Introduce a new sysctl (io_uring_disabled) which can be either 0, 1, or
> 2. When 0 (the default), all processes are allowed to create io_uring
> instances, which is the current behavior. When 1, io_uring creation is
> disabled (io_uring_setup() will fail with -EPERM) for unprivileged
> processes not in the kernel.io_uring_group group. When 2, calls to
> io_uring_setup() fail with -EPERM regardless of privilege.
>
> Signed-off-by: Matteo Rizzo <matteorizzo@google.com>
> [JEM: modified to add io_uring_group]
> Signed-off-by: Jeff Moyer <jmoyer@redhat.com>
next prev parent reply other threads:[~2023-09-05 16:34 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-08-21 21:15 [PATCH v5] io_uring: add a sysctl to disable io_uring system-wide Jeff Moyer
2023-09-05 14:24 ` Matteo Rizzo [this message]
2023-09-05 14:43 ` Jens Axboe
2023-09-05 14:44 ` Jens Axboe
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