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charset="utf-8" Content-Transfer-Encoding: 7bit X-B4-Tracking: v=1; b=H4sIAAAAAAAC/4XNUQuCMBDA8a8Se27h3WZpT32PiHDzpgNzstlIx O/e9CmC6OXgf3C/m1kgbymw825mnqIN1vUpxH7HdFv1DXFbp2aY4TErUXAleTM877Y3Lo3RqWm kwDXWMjdYilwXLN0Onox9be71lrq1YXR+2t5EWLf/xAgcuFIIJ2FKIICLdl1XKeerg3YPtqoRP yX5S8IkgcpyEqI2RSW/pWVZ3vuzyYIIAQAA X-Change-ID: 20260923-b4-gpu_info_intobytes-c2d45f2935c8 To: Danilo Krummrich , Alice Ryhl , Daniel Almeida , David Airlie , Simona Vetter , Miguel Ojeda , Boqun Feng , Gary Guo , =?utf-8?q?Bj=C3=B6rn_Roy_Baron?= , Benno Lossin , Andreas Hindborg , Trevor Gross , Tamir Duberstein , Alexandre Courbot , =?utf-8?q?Onur_=C3=96zkan?= Cc: dri-devel@lists.freedesktop.org, rust-for-linux@vger.kernel.org, linux-kernel@vger.kernel.org, Deborah Brouwer X-Mailer: b4 0.14.3 X-Developer-Signature: v=1; a=openpgp-sha256; l=1260; i=deborah.brouwer@collabora.com; h=from:subject:message-id; bh=hfK5OVz+2QcBJEGQp5s7j+sgirY7kP6SRjDdPIZcJd0=; b=owGbwMvMwCVWuULzOU9c7WvG02pJDFnbBZWUpBZ5CT44nXzjkuDzHE0hCW3/iqd1sVffKev0z q/5WFjbUcrCIMbFICumyHLW3qhHvOq9ke78/80wc1iZQIYwcHEKwETyHRgZTm6/eub3JtfvbzWC Wl2iq5fkL1w0Q4bzSCPTSu7/ep251YwMW9aLRGe52IYka2Rdj5waIlWRk/NEgu/O26nFvq9lTOS ZAA== X-Developer-Key: i=deborah.brouwer@collabora.com; a=openpgp; fpr=CD3F328C177AEF322D9FFF8379A829E70C5E7DEB This series makes zerocopy and zerocopy_derive available to the UAPI crate so that zerocopy derive attributes can be added to generated UAPI bindings. It derives the zerocopy traits specifically for struct drm_panthor_gpu_info, allowing Tyr to safely copy this struct byte-for- byte into userspace memory. Signed-off-by: Deborah Brouwer --- Changes in v3: - split the commit into two to keep Tyr changes separate - Link to v2: https://lore.kernel.org/r/20260924-b4-gpu_info_intobytes-v2-1-1b05e33df8a4@collabora.com Changes in v2: - use zerocopy_derive::most_traits - Link to v1: https://lore.kernel.org/r/20260923-b4-gpu_info_intobytes-v1-1-bb2173f91e11@collabora.com --- Deborah Brouwer (2): rust: uapi: add zerocopy/zerocopy_derive drm/tyr: safely write GpuInfo to userspace drivers/gpu/drm/tyr/file.rs | 2 +- drivers/gpu/drm/tyr/gpu.rs | 12 ------------ rust/Makefile | 12 +++++++++--- rust/bindgen_parameters | 3 +++ 4 files changed, 13 insertions(+), 16 deletions(-) --- base-commit: 896ed083362758b33c49a1b5e5a3423c5814d87e change-id: 20260923-b4-gpu_info_intobytes-c2d45f2935c8 Best regards, -- Deborah Brouwer