From: Paul Moore <paul@paul-moore.com>
To: Al Viro <viro@zeniv.linux.org.uk>
Cc: linux-fsdevel@vger.kernel.org, torvalds@linux-foundation.org,
brauner@kernel.org, jack@suse.cz, mjguzik@gmail.com,
axboe@kernel.dk, audit@vger.kernel.org,
io-uring@vger.kernel.org
Subject: Re: [RFC PATCH v2 18/18] struct filename ->refcnt doesn't need to be atomic
Date: Mon, 15 Dec 2025 21:18:16 -0500 [thread overview]
Message-ID: <CAHC9VhQ4Mh=UYYFw83RYEG6VfcNpx9QSXdQbBgY0WG0Rb7a_9Q@mail.gmail.com> (raw)
In-Reply-To: <20251129170142.150639-19-viro@zeniv.linux.org.uk>
On Sat, Nov 29, 2025 at 12:01 PM Al Viro <viro@zeniv.linux.org.uk> wrote:
>
> ... or visible outside of audit, really. Note that references
> held in delayed_filename always have refcount 1, and from the
> moment of complete_getname() or equivalent point in getname...()
> there won't be any references to struct filename instance left
> in places visible to other threads.
>
> Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
> ---
> fs/namei.c | 10 +++++-----
> include/linux/fs.h | 8 +-------
> kernel/auditsc.c | 6 ++++++
> 3 files changed, 12 insertions(+), 12 deletions(-)
Acked-by: Paul Moore <paul@paul-moore.com>
--
paul-moore.com
next prev parent reply other threads:[~2025-12-16 2:18 UTC|newest]
Thread overview: 26+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-11-29 17:01 [RFC PATCH v2 00/18] io_uring, struct filename and audit Al Viro
2025-11-29 17:01 ` [RFC PATCH v2 01/18] do_faccessat(): import pathname only once Al Viro
2025-11-29 17:01 ` [RFC PATCH v2 02/18] do_fchmodat(): " Al Viro
2025-11-29 17:01 ` [RFC PATCH v2 03/18] do_fchownat(): " Al Viro
2025-11-29 17:01 ` [RFC PATCH v2 04/18] do_utimes_path(): " Al Viro
2025-11-29 17:01 ` [RFC PATCH v2 05/18] chdir(2): " Al Viro
2025-11-29 17:01 ` [RFC PATCH v2 06/18] chroot(2): " Al Viro
2025-11-29 17:01 ` [RFC PATCH v2 07/18] user_statfs(): " Al Viro
2025-11-29 17:01 ` [RFC PATCH v2 08/18] do_sys_truncate(): " Al Viro
2025-11-29 17:01 ` [RFC PATCH v2 09/18] do_readlinkat(): " Al Viro
2025-11-29 17:01 ` [RFC PATCH v2 10/18] get rid of audit_reusename() Al Viro
2025-12-16 2:14 ` Paul Moore
2025-11-29 17:01 ` [RFC PATCH v2 11/18] ntfs: ->d_compare() must not block Al Viro
2025-11-29 17:01 ` [RFC PATCH v2 12/18] getname_flags() massage, part 1 Al Viro
2025-11-29 17:01 ` [RFC PATCH v2 13/18] getname_flags() massage, part 2 Al Viro
2025-11-29 17:01 ` [RFC PATCH v2 14/18] struct filename: use names_cachep only for getname() and friends Al Viro
2025-11-29 17:01 ` [RFC PATCH v2 15/18] struct filename: saner handling of long names Al Viro
2025-11-29 17:33 ` Mateusz Guzik
2025-11-30 4:06 ` Al Viro
2025-11-30 4:38 ` Mateusz Guzik
2025-11-29 17:01 ` [RFC PATCH v2 16/18] allow incomplete imports of filenames Al Viro
2025-11-29 17:01 ` [RFC PATCH v2 17/18] fs: touch up predicts in putname() Al Viro
2025-11-29 17:34 ` Mateusz Guzik
2025-11-29 17:01 ` [RFC PATCH v2 18/18] struct filename ->refcnt doesn't need to be atomic Al Viro
2025-12-16 2:18 ` Paul Moore [this message]
2025-12-10 1:31 ` [RFC PATCH v2 00/18] io_uring, struct filename and audit Jens Axboe
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