From: Andreas Hindborg <a.hindborg@kernel.org>
Date: Wed, 24 Sep 2025 12:39:29 +0000 (+0200)
Subject: rust: samples: add a module parameter to the rust_minimal sample
X-Git-Tag: v6.19-rc1~89^2~5
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=e119c2fe8c78632188f6cdeae620951a7032855a;p=thirdparty%2Flinux.git

rust: samples: add a module parameter to the rust_minimal sample

Showcase the rust module parameter support by adding a module parameter to
the `rust_minimal` sample.

Reviewed-by: Benno Lossin <lossin@kernel.org>
Signed-off-by: Andreas Hindborg <a.hindborg@kernel.org>
Tested-by: Daniel Gomez <da.gomez@samsung.com>
Signed-off-by: Daniel Gomez <da.gomez@kernel.org>
---

diff --git a/samples/rust/rust_minimal.rs b/samples/rust/rust_minimal.rs
index 1fc7a1be6b6d7..8eb9583571d72 100644
--- a/samples/rust/rust_minimal.rs
+++ b/samples/rust/rust_minimal.rs
@@ -10,6 +10,12 @@ module! {
     authors: ["Rust for Linux Contributors"],
     description: "Rust minimal sample",
     license: "GPL",
+    params: {
+        test_parameter: i64 {
+            default: 1,
+            description: "This parameter has a default of 1",
+        },
+    },
 }
 
 struct RustMinimal {
@@ -20,6 +26,10 @@ 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));
+        pr_info!(
+            "test_parameter: {}\n",
+            *module_parameters::test_parameter.value()
+        );
 
         let mut numbers = KVec::new();
         numbers.push(72, GFP_KERNEL)?;