From: Al Viro <viro@zeniv.linux.org.uk>
To: Tingmao Wang <m@maowtm.org>
Cc: "Mickaël Salaün" <mic@digikod.net>, "Song Liu" <song@kernel.org>,
"Günther Noack" <gnoack@google.com>, "Jan Kara" <jack@suse.cz>,
"Alexei Starovoitov" <alexei.starovoitov@gmail.com>,
"Christian Brauner" <brauner@kernel.org>,
linux-security-module@vger.kernel.org,
linux-fsdevel@vger.kernel.org
Subject: Re: [RFC PATCH 3/3] Restart pathwalk on rename seqcount change
Date: Wed, 4 Jun 2025 01:55:46 +0100 [thread overview]
Message-ID: <20250604005546.GE299672@ZenIV> (raw)
In-Reply-To: <7452abd023a695a7cb87d0a30536e9afecae0e9a.1748997840.git.m@maowtm.org>
On Wed, Jun 04, 2025 at 01:45:45AM +0100, Tingmao Wang wrote:
> + rename_seqcount = read_seqbegin(&rename_lock);
> + if (rename_seqcount % 2 == 1) {
Please, describe the condition when that can happen, preferably
along with a reproducer.
next prev parent reply other threads:[~2025-06-04 0:55 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-06-04 0:45 [RFC PATCH 0/3] landlock: walk parent dir with RCU, without taking references Tingmao Wang
2025-06-04 0:45 ` [RFC PATCH 1/3] landlock: walk parent dir " Tingmao Wang
2025-06-04 17:15 ` Mickaël Salaün
2025-06-04 21:05 ` Tingmao Wang
2025-06-06 10:25 ` Christian Brauner
2025-06-04 0:45 ` [RFC PATCH 2/3] selftests/landlock: Add fs_race_test Tingmao Wang
2025-06-04 0:45 ` [RFC PATCH 3/3] Restart pathwalk on rename seqcount change Tingmao Wang
2025-06-04 0:55 ` Al Viro [this message]
2025-06-04 1:12 ` Tingmao Wang
2025-06-04 2:21 ` Al Viro
2025-06-04 18:56 ` Tingmao Wang
2025-06-04 19:17 ` Tingmao Wang
2025-06-04 1:09 ` Tingmao Wang
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20250604005546.GE299672@ZenIV \
--to=viro@zeniv.linux.org.uk \
--cc=alexei.starovoitov@gmail.com \
--cc=brauner@kernel.org \
--cc=gnoack@google.com \
--cc=jack@suse.cz \
--cc=linux-fsdevel@vger.kernel.org \
--cc=linux-security-module@vger.kernel.org \
--cc=m@maowtm.org \
--cc=mic@digikod.net \
--cc=song@kernel.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.