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Tue, 02 Dec 2025 11:38:07 -0800 (PST) Date: Tue, 02 Dec 2025 19:37:39 +0000 In-Reply-To: <20251202-define-rust-helper-v1-0-a2e13cbc17a6@google.com> Precedence: bulk X-Mailing-List: rust-for-linux@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 References: <20251202-define-rust-helper-v1-0-a2e13cbc17a6@google.com> X-Developer-Key: i=aliceryhl@google.com; a=openpgp; fpr=49F6C1FAA74960F43A5B86A1EE7A392FDE96209F X-Developer-Signature: v=1; a=openpgp-sha256; l=1718; i=aliceryhl@google.com; h=from:subject:message-id; bh=+SfSvQ9a3Gi5EHmtxkYRqPc23ohpJeYUKHNRZolLHsY=; b=owEBbQKS/ZANAwAKAQRYvu5YxjlGAcsmYgBpL0AIe2RZqlnuFajzOCQAhWFK/hXXG78SFuN5E Qjn2q7/C26JAjMEAAEKAB0WIQSDkqKUTWQHCvFIvbIEWL7uWMY5RgUCaS9ACAAKCRAEWL7uWMY5 RnDrD/99yl4liYwfGYqLBcR87C08EYFgHLM33xMyV0pxRZmFWUu+GboMaZmwDyi/7A6A9RA/2ZH WPjdVD4L9k79NSfLicyHhG6QSr25wmvSGeFx0ga/OSaOHWRwRZsuYC1O7hHnzeTBN0gfjLsLW1I Da6tQfxQ/SYf0r3UiMIP+sGb44EOBG3wuLrXpkkACZas6jvxPz9rPD7WspzfTArmlZbJNtlxaD3 OFnCZyNzNGu5rM5jr6ANVD+fUpPZGAu2TviEz8095ALx/ZnSmD1FqBp4m6n/xEfWkj22XZr+z2s mbVd4WVpXzeyGqaCNvgoNdh3ujW0aXcHZLrwGJs7pfa6sDbwOoNnhynJHjatXY4LuVOOuuotb7v zFRKWD9JyGDx7btSsRD3/iXO4dnywlL7eLhTLbz2CmaUhWm3dfoMvQdh4zFAY10jN/042LmwR/C 363ePx4hYEiw4NgyVqfTSrUGmLslUDx5ix2UT9k4dRD40aJjlZCVqE3AFahtx0xvyXhMX8SJ8VN AC669OZ+6eX/65PzCHOD/Purv2D4PDJ+a1YUrrGrdOu57ECKYDeZl0uHO0/0N90GrQgJ2RbQeHx 4573EmnD15wAnAJ6s1I+oBY5nLOUGFIgLxTZj0FHD5MKXYcs356gGWZ0+k6R1VimSlXS5ctHtt4 6CMO8bf9sQ+L0eA== X-Mailer: b4 0.14.2 Message-ID: <20251202-define-rust-helper-v1-15-a2e13cbc17a6@google.com> Subject: [PATCH 15/46] rust: dma: add __rust_helper to helpers From: Alice Ryhl To: rust-for-linux@vger.kernel.org Cc: linux-kernel@vger.kernel.org, Alice Ryhl , Danilo Krummrich , Abdiel Janulgue , Daniel Almeida , Robin Murphy , Andreas Hindborg Content-Type: text/plain; charset="utf-8" This is needed to inline these helpers into Rust code. Signed-off-by: Alice Ryhl --- Cc: Danilo Krummrich Cc: Abdiel Janulgue Cc: Daniel Almeida Cc: Robin Murphy Cc: Andreas Hindborg --- rust/helpers/dma.c | 15 +++++++++------ 1 file changed, 9 insertions(+), 6 deletions(-) diff --git a/rust/helpers/dma.c b/rust/helpers/dma.c index 6e741c197242572844fe550de4ddcd93520cbb42..8c7e8d7b888e3fe456b50cbb2a75306cc2a6cc2a 100644 --- a/rust/helpers/dma.c +++ b/rust/helpers/dma.c @@ -2,20 +2,23 @@ #include -void *rust_helper_dma_alloc_attrs(struct device *dev, size_t size, - dma_addr_t *dma_handle, gfp_t flag, - unsigned long attrs) +__rust_helper void *rust_helper_dma_alloc_attrs(struct device *dev, size_t size, + dma_addr_t *dma_handle, + gfp_t flag, unsigned long attrs) { return dma_alloc_attrs(dev, size, dma_handle, flag, attrs); } -void rust_helper_dma_free_attrs(struct device *dev, size_t size, void *cpu_addr, - dma_addr_t dma_handle, unsigned long attrs) +__rust_helper void rust_helper_dma_free_attrs(struct device *dev, size_t size, + void *cpu_addr, + dma_addr_t dma_handle, + unsigned long attrs) { dma_free_attrs(dev, size, cpu_addr, dma_handle, attrs); } -int rust_helper_dma_set_mask_and_coherent(struct device *dev, u64 mask) +__rust_helper int rust_helper_dma_set_mask_and_coherent(struct device *dev, + u64 mask) { return dma_set_mask_and_coherent(dev, mask); } -- 2.52.0.158.g65b55ccf14-goog