linux-stable/samples/rust/rust_minimal.rs
Danilo Krummrich 58eff8e872 rust: treewide: switch to the kernel Vec type
Now that we got the kernel `Vec` in place, convert all existing `Vec`
users to make use of it.

Reviewed-by: Alice Ryhl <aliceryhl@google.com>
Reviewed-by: Benno Lossin <benno.lossin@proton.me>
Reviewed-by: Gary Guo <gary@garyguo.net>
Signed-off-by: Danilo Krummrich <dakr@kernel.org>
Link: https://lore.kernel.org/r/20241004154149.93856-20-dakr@kernel.org
[ Converted `kasan_test_rust.rs` too, as discussed. - Miguel ]
Signed-off-by: Miguel Ojeda <ojeda@kernel.org>
2024-10-15 23:10:32 +02:00

39 lines
878 B
Rust

// SPDX-License-Identifier: GPL-2.0
//! Rust minimal sample.
use kernel::prelude::*;
module! {
type: RustMinimal,
name: "rust_minimal",
author: "Rust for Linux Contributors",
description: "Rust minimal sample",
license: "GPL",
}
struct RustMinimal {
numbers: KVec<i32>,
}
impl kernel::Module for RustMinimal {
fn init(_module: &'static ThisModule) -> Result<Self> {
pr_info!("Rust minimal sample (init)\n");
pr_info!("Am I built-in? {}\n", !cfg!(MODULE));
let mut numbers = KVec::new();
numbers.push(72, GFP_KERNEL)?;
numbers.push(108, GFP_KERNEL)?;
numbers.push(200, GFP_KERNEL)?;
Ok(RustMinimal { numbers })
}
}
impl Drop for RustMinimal {
fn drop(&mut self) {
pr_info!("My numbers are {:?}\n", self.numbers);
pr_info!("Rust minimal sample (exit)\n");
}
}