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Wysocki" , "David Airlie" , "Simona Vetter" , "Alexander Viro" , "Christian Brauner" , "Jan Kara" , "Igor Korotin" , "Daniel Almeida" , "Lorenzo Stoakes" , "Liam R. Howlett" , "Viresh Kumar" , "Nishanth Menon" , "Stephen Boyd" , "Bjorn Helgaas" , =?utf-8?q?Krzysztof_Wilczy=C5=84ski?= , , , , , , , , , , "Asahi Lina" To: "Andreas Hindborg" From: "Danilo Krummrich" References: <20260204-unique-ref-v14-0-17cb29ebacbb@kernel.org> <20260204-unique-ref-v14-1-17cb29ebacbb@kernel.org> In-Reply-To: <20260204-unique-ref-v14-1-17cb29ebacbb@kernel.org> X-Rspamd-Server: rspam11 X-Stat-Signature: yewwj64qq5t5jeueeah1d88ncwjirb8b X-Rspam-User: X-Rspamd-Queue-Id: 7213E18000A X-HE-Tag: 1770219698-850020 X-HE-Meta: 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 MW+hrCnk Fv23TxhWt7bkMzYClKy9bdP22/kANGWI8tKjVKE58S1ErLPNyOwDu9JrVtrcmX613NsnorOB/AKZj5QDne8+qmpZCU8PCP1LigBGAMS8byaanu4YWNJgpxo2Mkvt0SzR9ITUk6M7DpLjR5so2syO6rfweX6aEUZ9WTmRnAprRAsm4qj21GQlalbAHkBJT9rVz/43+hY/0Q1vbScg4uSJp02ffJ+BkrDzRBVYQIjLFW/n5vn17XfpmLkYj2OfXBLz7LiPbkZBqQvATeq+e9RYaHjZvrz1hhHWaVf0Uuj2O5PCOmXrNzOI6//NWDOWbmAzW7l0rVn/iwJjA5+hFup7RYThF0rhSXms/v6x4+Olja0WWN5auKkMdh4NCtbn+TFh5mD/DEhfHXEdzp88Bj2yBqnblrQ== X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: On Wed Feb 4, 2026 at 12:56 PM CET, Andreas Hindborg wrote: > From: Asahi Lina > > By analogy to `AlwaysRefCounted` and `ARef`, an `Ownable` type is a > (typically C FFI) type that *may* be owned by Rust, but need not be. Unli= ke > `AlwaysRefCounted`, this mechanism expects the reference to be unique > within Rust, and does not allow cloning. > > Conceptually, this is similar to a `KBox`, except that it delegates > resource management to the `T` instead of using a generic allocator. > > This change is a derived work based on work by Asahi Lina > [1] and Oliver Mangold = . > > Link: https://lore.kernel.org/rust-for-linux/20250202-rust-page-v1-1-e317= 0d7fe55e@asahilina.net/ [1] > Signed-off-by: Andreas Hindborg Given the From: line above, this needs Lina's SoB. This patch was also originally posted by Abdiel and Boqun and I think we sh= ould account for this. I mentioned this in a couple of previous versions already= , e.g. in [1]. I think we should account for this. [1] https://lore.kernel.org/all/cc28d048-5e0f-4f0e-b0f2-1b9e240f639b@kernel= .org/