From ec2016dda402ded1261d2af0e29d02506b191eab Mon Sep 17 00:00:00 2001
From: Julian Stecklina <julian.stecklina@cyberus-technology.de>
Date: Thu, 30 Nov 2023 17:03:09 +0100
Subject: [PATCH] doc: explain how to enable Rust support in the Linux kernel

---
 .../configuration/linux-kernel.chapter.md      | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)

diff --git a/nixos/doc/manual/configuration/linux-kernel.chapter.md b/nixos/doc/manual/configuration/linux-kernel.chapter.md
index 9d1b2bc2f9b8..99c94fe64e82 100644
--- a/nixos/doc/manual/configuration/linux-kernel.chapter.md
+++ b/nixos/doc/manual/configuration/linux-kernel.chapter.md
@@ -92,6 +92,24 @@ To use your custom kernel package in your NixOS configuration, set
 boot.kernelPackages = pkgs.linuxPackagesFor yourCustomKernel;
 ```
 
+## Rust
+
+The Linux kernel does not have Rust language support enabled by
+default. For kernel versions 6.7 or newer, experimental Rust support
+can be enabled. In a NixOS configuration, set:
+
+```nix
+boot.kernelPatches = [
+  {
+    name = "Rust Support";
+    patch = null;
+    features = {
+      rust = true;
+    };
+  }
+];
+```
+
 ## Developing kernel modules {#sec-linux-config-developing-modules}
 
 This section was moved to the [Nixpkgs manual](https://nixos.org/nixpkgs/manual#sec-linux-kernel-developing-modules).