| 1 | |
| 2 |
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| 3 | |
| 4 |
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| 5 | use kernel::prelude::*;
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| 6 |
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| 7 | module! {
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| 8 | type: RustMinimal,
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| 9 | name: "rust_minimal",
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| 10 | authors: ["Rust for Linux Contributors"],
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| 11 | description: "Rust minimal sample",
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| 12 | license: "GPL",
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| 13 | params: {
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| 14 | test_parameter: i64 {
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| 15 | default: 1,
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| 16 | description: "This parameter has a default of 1",
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| 17 | },
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| 18 | test_bool_parameter: bool {
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| 19 | default: false,
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| 20 | description: "This boolean parameter defaults to false",
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| 21 | },
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| 22 | },
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| 23 | }
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| 24 |
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| 25 | struct RustMinimal {
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| 26 | numbers: KVec<i32>,
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| 27 | }
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| 28 |
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| 29 | impl kernel::Module for RustMinimal {
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| 30 | fn init(_module: &'static ThisModule) -> Result<Self> {
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| 31 | pr_info!("Rust minimal sample (init)\n");
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| 32 | pr_info!("Am I built-in? {}\n", !cfg!(MODULE));
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| 33 | pr_info!(
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| 34 | "test_parameter: {}\n",
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| 35 | module_parameters::test_parameter.value()
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| 36 | );
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| 37 | pr_info!(
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| 38 | "test_bool_parameter: {}\n",
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| 39 | module_parameters::test_bool_parameter.value()
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| 40 | );
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| 41 |
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| 42 | let mut numbers = KVec::new();
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| 43 | numbers.push(72, GFP_KERNEL)?;
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| 44 | numbers.push(108, GFP_KERNEL)?;
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| 45 | numbers.push(200, GFP_KERNEL)?;
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| 46 |
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| 47 | Ok(RustMinimal { numbers })
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| 48 | }
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| 49 | }
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| 50 |
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| 51 | impl Drop for RustMinimal {
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| 52 | fn drop(&mut self) {
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| 53 | pr_info!("My numbers are {:?}\n", self.numbers);
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| 54 | pr_info!("Rust minimal sample (exit)\n");
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| 55 | }
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| 56 | }
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