linux-kernel - Re: [PATCH v2 1/2] device: rust: rename Device::as_ref() to Device::from

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Message-ID: <2025071622-recast-posing-ce98@gregkh>
Date: Wed, 16 Jul 2025 11:16:30 +0200
From: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To: Alice Ryhl <aliceryhl@...gle.com>
Cc: Danilo Krummrich <dakr@...nel.org>,
	Dave Ertman <david.m.ertman@...el.com>,
	Ira Weiny <ira.weiny@...el.com>, Leon Romanovsky <leon@...nel.org>,
	Miguel Ojeda <ojeda@...nel.org>, Boqun Feng <boqun.feng@...il.com>,
	Gary Guo <gary@...yguo.net>,
	Björn Roy Baron <bjorn3_gh@...tonmail.com>,
	Benno Lossin <lossin@...nel.org>,
	Andreas Hindborg <a.hindborg@...nel.org>,
	Trevor Gross <tmgross@...ch.edu>,
	Thomas Gleixner <tglx@...utronix.de>,
	Peter Zijlstra <peterz@...radead.org>,
	"Rafael J. Wysocki" <rafael@...nel.org>,
	David Airlie <airlied@...il.com>, Simona Vetter <simona@...ll.ch>,
	Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>,
	Maxime Ripard <mripard@...nel.org>,
	Thomas Zimmermann <tzimmermann@...e.de>,
	FUJITA Tomonori <fujita.tomonori@...il.com>,
	Bjorn Helgaas <bhelgaas@...gle.com>,
	Krzysztof Wilczyński <kwilczynski@...nel.org>,
	rust-for-linux@...r.kernel.org, linux-kernel@...r.kernel.org,
	dri-devel@...ts.freedesktop.org, netdev@...r.kernel.org,
	linux-pci@...r.kernel.org
Subject: Re: [PATCH v2 1/2] device: rust: rename Device::as_ref() to
 Device::from_raw()

On Fri, Jul 11, 2025 at 08:04:37AM +0000, Alice Ryhl wrote:
> The prefix as_* should not be used for a constructor. Constructors
> usually use the prefix from_* instead.
> 
> Some prior art in the stdlib: Box::from_raw, CString::from_raw,
> Rc::from_raw, Arc::from_raw, Waker::from_raw, File::from_raw_fd.
> 
> There is also prior art in the kernel crate: cpufreq::Policy::from_raw,
> fs::File::from_raw_file, Kuid::from_raw, ARef::from_raw,
> SeqFile::from_raw, VmaNew::from_raw, Io::from_raw.
> 
> Link: https://lore.kernel.org/r/aCd8D5IA0RXZvtcv@pollux
> Signed-off-by: Alice Ryhl <aliceryhl@...gle.com>

Reviewed-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org>