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| -rw-r--r-- | nixos/doc/manual/configuration/linux-kernel.xml | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/nixos/doc/manual/configuration/linux-kernel.xml b/nixos/doc/manual/configuration/linux-kernel.xml index ffd7b354efe1..0cdae4f64416 100644 --- a/nixos/doc/manual/configuration/linux-kernel.xml +++ b/nixos/doc/manual/configuration/linux-kernel.xml @@ -66,4 +66,25 @@ boot.kernel.sysctl."net.ipv4.tcp_keepalive_time" = 120; sets the kernel’s TCP keepalive time to 120 seconds. To see the available parameters, run <command>sysctl -a</command>.</para> +<section> + <title>Developing kernel modules</title> + + <para>When developing kernel modules it's often convenient to run + edit-compile-run loop as quickly as possible. + + See below snippet as an example of developing <literal>mellanix</literal> + drivers. + </para> + + <screen><![CDATA[ +$ nix-build '<nixpkgs>' -A linuxPackages.kernel.dev +$ nix-shell '<nixpkgs>' -A linuxPackages.kernel +$ unpackPhase +$ cd linux-* +$ make -C $dev/lib/modules/*/build M=$(pwd)/drivers/net/ethernet/mellanox modules +$ sudo insmod ./drivers/net/ethernet/mellanox/mlx5/core/mlx5_core.ko +]]></screen> + +</section> + </chapter> |