From: Andreas Hindborg <a.hindborg@kernel.org>
To: "Alvin Sun" <alvin.sun@linux.dev>,
"Miguel Ojeda" <ojeda@kernel.org>,
"Boqun Feng" <boqun@kernel.org>, "Gary Guo" <gary@garyguo.net>,
"Björn Roy Baron" <bjorn3_gh@protonmail.com>,
"Benno Lossin" <lossin@kernel.org>,
"Alice Ryhl" <aliceryhl@google.com>,
"Trevor Gross" <tmgross@umich.edu>,
"Danilo Krummrich" <dakr@kernel.org>,
"Luis Chamberlain" <mcgrof@kernel.org>,
"Petr Pavlu" <petr.pavlu@suse.com>,
"Daniel Gomez" <da.gomez@kernel.org>,
"Sami Tolvanen" <samitolvanen@google.com>,
"Aaron Tomlin" <atomlin@atomlin.com>,
"Greg Kroah-Hartman" <gregkh@linuxfoundation.org>,
"Rafael J. Wysocki" <rafael@kernel.org>,
"David Airlie" <airlied@gmail.com>,
"Simona Vetter" <simona@ffwll.ch>,
"Daniel Almeida" <daniel.almeida@collabora.com>,
"Arnd Bergmann" <arnd@arndb.de>,
"Brendan Higgins" <brendan.higgins@linux.dev>,
"David Gow" <david@davidgow.net>,
"Rae Moar" <raemoar63@gmail.com>,
"Breno Leitao" <leitao@debian.org>,
"Jens Axboe" <axboe@kernel.dk>,
"Dave Ertman" <david.m.ertman@intel.com>,
"Ira Weiny" <ira.weiny@intel.com>,
"Leon Romanovsky" <leon@kernel.org>,
"Igor Korotin" <igor.korotin@linux.dev>,
"FUJITA Tomonori" <fujita.tomonori@gmail.com>,
"Bjorn Helgaas" <bhelgaas@google.com>,
"Krzysztof Wilczyński" <kwilczynski@kernel.org>,
"Arve Hjønnevåg" <arve@android.com>,
"Todd Kjos" <tkjos@android.com>,
"Christian Brauner" <brauner@kernel.org>,
"Carlos Llamas" <cmllamas@google.com>
Cc: rust-for-linux@vger.kernel.org, linux-modules@vger.kernel.org,
driver-core@lists.linux.dev, dri-devel@lists.freedesktop.org,
nova-gpu@lists.linux.dev, linux-kselftest@vger.kernel.org,
kunit-dev@googlegroups.com, linux-block@vger.kernel.org,
linux-kernel@vger.kernel.org, netdev@vger.kernel.org,
linux-pci@vger.kernel.org, Alvin Sun <alvin.sun@linux.dev>
Subject: Re: [PATCH v4 2/9] rust: module: add `THIS_MODULE` const to `ModuleMetadata` trait
Date: Tue, 23 Jun 2026 14:28:50 +0200 [thread overview]
Message-ID: <87bjd1e8zh.fsf@t14s.mail-host-address-is-not-set> (raw)
In-Reply-To: <20260623-fix-fops-owner-v4-2-0daf5f077d5c@linux.dev>
Alvin Sun <alvin.sun@linux.dev> writes:
> Since `const_refs_to_static` has been stable as of the MSRV bump, a
> `ThisModule` pointer can now be used in const contexts.
>
> Add a `THIS_MODULE` const to the `ModuleMetadata` trait so that modules
> can provide their `ThisModule` pointer in const contexts such as static
> `file_operations`.
>
> Add a `this_module()` helper to retrieve the `THIS_MODULE` pointer of a
> given module type, and update `__init` to use it instead of the
> `THIS_MODULE` static generated by the `module!` macro.
>
> The `static THIS_MODULE` generated by the `module!` macro is retained
> for backwards compatibility with existing users and removed in a later
> patch once all references have been migrated.
>
> Signed-off-by: Alvin Sun <alvin.sun@linux.dev>
Reviewed-by: Andreas Hindborg <a.hindborg@kernel.org>
Best regards,
Andreas Hindborg
next prev parent reply other threads:[~2026-06-23 12:29 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-06-23 6:29 [PATCH v4 0/9] Fix missing fops.owner in Rust DRM/misc abstractions Alvin Sun
2026-06-23 6:29 ` [PATCH v4 1/9] rust: module: move module types into `module.rs` Alvin Sun
2026-06-23 6:29 ` [PATCH v4 2/9] rust: module: add `THIS_MODULE` const to `ModuleMetadata` trait Alvin Sun
2026-06-23 12:28 ` Andreas Hindborg [this message]
2026-06-23 13:46 ` Gary Guo
2026-06-23 6:29 ` [PATCH v4 3/9] rust: doctest: add LocalModule fallback for #[vtable] ThisModule Alvin Sun
2026-06-23 13:49 ` Gary Guo
2026-06-23 6:29 ` [PATCH v4 4/9] rust: macros: auto-insert OwnerModule in #[vtable] Alvin Sun
2026-06-23 13:50 ` Gary Guo
2026-06-23 6:29 ` [PATCH v4 5/9] rust: drm: set fops.owner from driver module pointer Alvin Sun
2026-06-23 6:29 ` [PATCH v4 6/9] rust: miscdevice: " Alvin Sun
2026-06-23 13:51 ` Gary Guo
2026-06-23 6:29 ` [PATCH v4 7/9] rust: configfs: use `LocalModule` for `THIS_MODULE` Alvin Sun
2026-06-23 13:53 ` Gary Guo
2026-06-23 6:29 ` [PATCH v4 8/9] rust: binder: " Alvin Sun
2026-06-23 13:53 ` Gary Guo
2026-06-23 6:29 ` [PATCH v4 9/9] rust: macros: remove `THIS_MODULE` static from `module!` Alvin Sun
2026-06-23 12:28 ` Andreas Hindborg
2026-06-23 13:53 ` Gary Guo
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