mirror_ubuntu-kernels/samples/rust/rust_minimal.rs

39 lines
852 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: Vec<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 = Vec::new();
numbers.try_push(72)?;
numbers.try_push(108)?;
numbers.try_push(200)?;
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");
}
}