From 3b16f345b5d82559b6a80256f6e72db01e9ffd06 Mon Sep 17 00:00:00 2001
From: Linus Heckemann <git@sphalerite.org>
Date: Sat, 13 Apr 2019 22:29:47 +0200
Subject: [PATCH 1/3] make-initrd: allow specifying name

Also moves the argument defaults out of all-packages.nix and into
make-initrd itself.
---
 pkgs/build-support/kernel/make-initrd.nix | 7 +++++--
 pkgs/top-level/all-packages.nix           | 5 +----
 2 files changed, 6 insertions(+), 6 deletions(-)

diff --git a/pkgs/build-support/kernel/make-initrd.nix b/pkgs/build-support/kernel/make-initrd.nix
index 22761af158a..7ad1affb65a 100644
--- a/pkgs/build-support/kernel/make-initrd.nix
+++ b/pkgs/build-support/kernel/make-initrd.nix
@@ -12,11 +12,14 @@
 # `contents = {object = ...; symlink = /init;}' is a typical
 # argument.
 
-{ stdenv, perl, cpio, contents, compressor, prepend, ubootTools
+{ stdenv, perl, cpio, contents, ubootTools
+, name ? "initrd"
+, compressor ? "gzip -9n"
+, prepend ? []
 }:
 
 stdenv.mkDerivation rec {
-  name = "initrd";
+  inherit name;
   builder = ./make-initrd.sh;
 
   makeUInitrd = stdenv.hostPlatform.platform.kernelTarget == "uImage";
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index c048f443161..7cdaf9962cb 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -330,10 +330,7 @@ in
 
   makeAutostartItem = callPackage ../build-support/make-startupitem { };
 
-  makeInitrd = { contents, compressor ? "gzip -9n", prepend ? [ ] }:
-    callPackage ../build-support/kernel/make-initrd.nix {
-      inherit contents compressor prepend;
-    };
+  makeInitrd = callPackage ../build-support/kernel/make-initrd.nix; # Args intentionally left out
 
   makeWrapper = makeSetupHook { deps = [ dieHook ]; substitutions = { shell = pkgs.runtimeShell; }; }
                               ../build-support/setup-hooks/make-wrapper.sh;

From 217cfbe11a399033557868d111fb020a888865d9 Mon Sep 17 00:00:00 2001
From: Linus Heckemann <git@sphalerite.org>
Date: Sat, 13 Apr 2019 23:22:07 +0200
Subject: [PATCH 2/3] aggregateModules: allow passing name

---
 pkgs/os-specific/linux/kmod/aggregator.nix | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/pkgs/os-specific/linux/kmod/aggregator.nix b/pkgs/os-specific/linux/kmod/aggregator.nix
index 7d46a13f356..afa8867dd07 100644
--- a/pkgs/os-specific/linux/kmod/aggregator.nix
+++ b/pkgs/os-specific/linux/kmod/aggregator.nix
@@ -1,7 +1,7 @@
-{ stdenv, kmod, modules, buildEnv }:
+{ stdenv, kmod, modules, buildEnv, name ? "kernel-modules" }:
 
 buildEnv {
-  name = "kernel-modules";
+  inherit name;
 
   paths = modules;
 

From b499c52de54146998f0ab97288744584f0a49e7a Mon Sep 17 00:00:00 2001
From: Linus Heckemann <git@sphalerite.org>
Date: Sat, 13 Apr 2019 23:22:56 +0200
Subject: [PATCH 3/3] stage-1: provide meaningful names to initrd and module
 tree

---
 nixos/modules/system/boot/stage-1.nix | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/nixos/modules/system/boot/stage-1.nix b/nixos/modules/system/boot/stage-1.nix
index 9984a97bbdd..8702abd3df8 100644
--- a/nixos/modules/system/boot/stage-1.nix
+++ b/nixos/modules/system/boot/stage-1.nix
@@ -11,7 +11,9 @@ let
 
   udev = config.systemd.package;
 
-  modulesTree = config.system.modulesTree;
+  kernel-name = config.boot.kernelPackages.kernel.name or "kernel";
+
+  modulesTree = config.system.modulesTree.override { name = kernel-name + "-modules"; };
   firmware = config.hardware.firmware;
 
 
@@ -290,6 +292,7 @@ let
   # The closure of the init script of boot stage 1 is what we put in
   # the initial RAM disk.
   initialRamdisk = pkgs.makeInitrd {
+    name = "initrd-${kernel-name}";
     inherit (config.boot.initrd) compressor prepend;
 
     contents =