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a=openpgp-sha256; l=1057; i=aliceryhl@google.com; h=from:subject:message-id; bh=GK1ja8KHY40OpYiu7CsA4QW7E7kCo73ow5VVlh2bhwU=; b=owEBbQKS/ZANAwAKAQRYvu5YxjlGAcsmYgBpd2aQ02h1uFN9RndAVN7fOG/7/jDGtbxpG+H8A b0f7XIa6BGJAjMEAAEKAB0WIQSDkqKUTWQHCvFIvbIEWL7uWMY5RgUCaXdmkAAKCRAEWL7uWMY5 RvKlEAChro1KqzOPEgiDcDyVXAHYv6QXPuI8lZduEeYZWQzIT22LBX586Bg2T1aheLBgIjBPDIJ X8xB5BeAF1TbDOaBGT5zwXZOx8ana1fbAVrl9TlpSZCXstdyxba+28/JmtPVP4jq2yX7rMCKtXv k0CpuAfx3pkiOoSuoHp906SlX3b57lBgnSjScTaPZEatEbR5ZbeECZ7R/UhFc52GVHEgPNsCMH/ i6cNeK3LCHnYQazcsAFfF2P2AXAqG/jxpjXUDG0MKJxGOebH2C6z5XEk61oFuT+8F5/wdt9v4Uh 2Kj7JI1PXsNtfF4X9dZ2k7shJr/V8VtHkUvqAu6PxPxViNRksdMoxYo17aPegCUgV7HxpqGtSLz 1x561v1QVvfy99d779o/ZeSw26UwjWeWm7fIljLOm+IWwIKt++oC9BrJcac7ZRUcM8rjbE1ZfU6 YIci4+iqajTQgdwKCXPS9ej5eAN+xIgldeLdjQIHXmehTECvkVTBCnQapFfEshz4JfnXAynpEHX YWbHvoyJoimA/DGb/TkkJmqce630SAIdwSfls9O6DR2YhWqWj69toNfu2BNcuep477Ws0sou1Ah ETuPa3tuYbmhtQzOs7YMP2xRvAF+UiHB/2WhDWqAc+AvODtt9JQ/VDuPMvtCD27LjaKyllNJiu9 OEFfbdn/eIMyVfQ== X-Mailer: b4 0.14.2 Message-ID: <20260126-zeroable-ffi-v1-0-0ef101d1ed85@google.com> Subject: [PATCH 0/4] Re-export Zeroable and zeroed() from ffi module From: Alice Ryhl To: Miguel Ojeda , Boqun Feng , Gary Guo , "=?utf-8?q?Bj=C3=B6rn_Roy_Baron?=" , Benno Lossin , Andreas Hindborg , Trevor Gross , Danilo Krummrich , "Rafael J. Wysocki" , Viresh Kumar , Igor Korotin , Daniel Almeida , Len Brown Cc: rust-for-linux@vger.kernel.org, linux-kernel@vger.kernel.org, linux-pm@vger.kernel.org, linux-acpi@vger.kernel.org, Alice Ryhl Content-Type: text/plain; charset="utf-8" Currently, the Zeroable trait is defined by pin-init because pin-init happens to use the trait. However, zeroed types are useful for many purposes other than pin-init. Also, we wish to implement Zeroable for types generated by bindgen. For both of these reasons, re-export Zeroable from the ffi crate, which is a already dependency of the crates with bindgen output. Signed-off-by: Alice Ryhl --- Alice Ryhl (4): rust: ffi: reexport Zeroable and related items rust: cpufreq: import pin_init::zeroed() from ffi rust: i2c: import pin_init::zeroed() from ffi rust: acpi: import pin_init::zeroed() from ffi rust/Makefile | 9 ++++++--- rust/ffi.rs | 7 +++++++ rust/kernel/acpi.rs | 2 +- rust/kernel/cpufreq.rs | 2 +- rust/kernel/i2c.rs | 4 ++-- 5 files changed, 17 insertions(+), 7 deletions(-) --- base-commit: 8f0b4cce4481fb22653697cced8d0d04027cb1e8 change-id: 20251202-zeroable-ffi-2beb542376c3 Best regards, -- Alice Ryhl