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Tue, 03 Dec 2024 14:44:00 -0800 (PST) Received: from 1.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.ip6.arpa ([2620:10d:c091:600::1:352d]) by smtp.gmail.com with ESMTPSA id af79cd13be357-7b6849495d2sm555516185a.68.2024.12.03.14.43.59 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 03 Dec 2024 14:44:00 -0800 (PST) From: Tamir Duberstein Subject: [PATCH v11 0/2] rust: xarray: Add a minimal abstraction for XArray Date: Tue, 03 Dec 2024 17:43:49 -0500 Message-Id: <20241203-rust-xarray-bindings-v11-0-58a95d137ec2@gmail.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 8bit X-B4-Tracking: v=1; b=H4sIAKWJT2cC/3XQQW7DIBAF0KtYrDsRg8GAV7lH1cVgg4MU2y04b qIody9xqjaLdjkI3nz+lWWfos+sra4s+TXmOE9lQHypWHegafAQ+3LABBcSueCQTnmBM6VEF3B x6uM0ZHA+KJQohW0MK0/fkw/xvLmvb2UOaR5hOSRPPxivuRW1skLvsDEWFQgYO5rouI8DHSPtu nn8tpL/OJVoywP8DdZWj1g1BzenNH/CeFpAq4AGg/dBdu3a3A1H2UPxxri0lVbINVdEEoMumzs je+dqbRsVpBWBW/KCa83uyQ8xL3O6bAWtdlu/7UQ0f1exWuBQC7Rd71TdGLUfRorH7Td3cEX+p PxXaLlVGBLKCcddUEY8M7fb7QumOLrbugEAAA== X-Change-ID: 20241020-rust-xarray-bindings-bef514142968 To: Danilo Krummrich , Miguel Ojeda , Alex Gaynor , Boqun Feng , Gary Guo , =?utf-8?q?Bj=C3=B6rn_Roy_Baron?= , Benno Lossin , Andreas Hindborg , Alice Ryhl , Trevor Gross Cc: =?utf-8?q?Ma=C3=ADra_Canal?= , Asahi Lina , rust-for-linux@vger.kernel.org, linux-kernel@vger.kernel.org, Tamir Duberstein X-Mailer: b4 0.15-dev This is a reimagining relative to earlier versions[0] by Asahi Lina and Maíra Canal. It is needed to support rust-binder, though this version only provides enough machinery to support rnull. Link: https://lore.kernel.org/rust-for-linux/20240309235927.168915-2-mcanal@igalia.com/ [0] --- Changes in v11: - Consolidate imports. (Alice Ryhl) - Use literal `0` rather than `MIN`. (Alice Ryhl) - Use bulleted list in SAFETY comment. (Alice Ryhl) - Document (un)locking behavior of `Guard::store`. (Alice Rhyl) - Document Normal API behavior WRT `XA_ZERO_ENTRY`. (Alice Rhyl) - Rewrite `unsafe impl Sync` SAFETY comment. (Andreas Hindborg) - Link to v10: https://lore.kernel.org/r/20241120-rust-xarray-bindings-v10-0-a25b2b0bf582@gmail.com Changes in v10: - Guard::get takes &self instead of &mut self. (Andreas Hindborg) - Guard is !Send. (Boqun Feng) - Add Inspired-by tags. (Maíra Canal and Asahi Lina) - Rebase on linux-next, use NotThreadSafe. (Alice Ryhl) - Link to v9: https://lore.kernel.org/r/20241118-rust-xarray-bindings-v9-0-3219cdb53685@gmail.com --- Tamir Duberstein (2): rust: types: add `ForeignOwnable::PointedTo` rust: xarray: Add an abstraction for XArray rust/bindings/bindings_helper.h | 6 + rust/helpers/helpers.c | 1 + rust/helpers/xarray.c | 28 +++++ rust/kernel/alloc.rs | 5 + rust/kernel/alloc/kbox.rs | 38 +++--- rust/kernel/lib.rs | 1 + rust/kernel/miscdevice.rs | 6 +- rust/kernel/sync/arc.rs | 21 ++-- rust/kernel/types.rs | 46 ++++--- rust/kernel/xarray.rs | 270 ++++++++++++++++++++++++++++++++++++++++ 10 files changed, 377 insertions(+), 45 deletions(-) --- base-commit: 7510705aa41f7891c84dbb37965f492f09ae2077 change-id: 20241020-rust-xarray-bindings-bef514142968 prerequisite-change-id: 20241030-borrow-mut-75f181feef4c:v6 prerequisite-patch-id: f801fb31bb4f202b3327f5fdb50d3018e25347d1 prerequisite-patch-id: b57aa4f44b238d4cb80f00276a188d9ba0c743cc prerequisite-patch-id: 2387ec5af1cc03614d3dff5a95cefcd243befd65 prerequisite-patch-id: 75e26dd500888d9a27f8eac3d8304eab8d75c366 prerequisite-patch-id: 7f845443f373f975a888f01c3761fe8aa04b8a3c prerequisite-patch-id: 5a9856c7363b33f0adfe8658e076b35abf960d23 Best regards, -- Tamir Duberstein