3 files changed, 5 insertions, 50 deletions
diff --git a/pkgs/os-specific/linux/kernel/manual-config.nix b/pkgs/os-specific/linux/kernel/manual-config.nix
index c8910f8ed06..67e8f065539 100644
--- a/pkgs/os-specific/linux/kernel/manual-config.nix
+++ b/pkgs/os-specific/linux/kernel/manual-config.nix
@@ -144,7 +144,7 @@ let
         # !!! No documentation on how much of the source tree must be kept
         # If/when kernel builds fail due to missing files, you can undelete
         # them here
-        ls -A | grep -v Makefile | xargs rm -fR
+        find -empty -type d -delete
       '' else optionalString installsFirmware ''
         make firmware_install $makeFlags "''${makeFlagsArray[@]}" \
           $installFlags "''${installFlagsArray[@]}"
diff --git a/pkgs/os-specific/linux/kernel/patches.nix b/pkgs/os-specific/linux/kernel/patches.nix
index b55312fe560..efa23f67846 100644
--- a/pkgs/os-specific/linux/kernel/patches.nix
+++ b/pkgs/os-specific/linux/kernel/patches.nix
@@ -18,24 +18,6 @@ let
       };
     };
 
-  makeAufs3StandalonePatch = {version, rev, sha256}:
-
-    stdenv.mkDerivation {
-      name = "aufs3-standalone-${version}.patch";
-
-      src = fetchgit {
-        url = git://aufs.git.sourceforge.net/gitroot/aufs/aufs3-standalone.git;
-        inherit sha256 rev;
-      };
-
-      phases = [ "unpackPhase" "installPhase" ];
-
-      # Instructions from http://aufs.git.sourceforge.net/git/gitweb.cgi?p=aufs/aufs3-standalone.git;a=blob;f=Documentation/filesystems/aufs/README;h=b8cf077635b323d1b454266366f05f476bbd09cb;hb=1067b9d8d64d23c70d905c9cd3c90a669e39c4d4
-      installPhase = ''
-        cat aufs3-base.patch aufs3-proc_map.patch aufs3-standalone.patch > $out
-      '';
-    };
-
   makeAppArmorPatch = {apparmor, version}:
     stdenv.mkDerivation {
       name = "apparmor-${version}.patch";
@@ -68,34 +50,6 @@ rec {
       features.secPermPatch = true;
     };
 
-  aufs3_2 = rec {
-    name = "aufs3.2";
-    version = "3.2.20121210";
-    utilRev = "91af15f977d12e02165759620005f6ce1a4d7602";
-    utilHash = "dda4df89828dcf0e4012d88b4aa3eda8c30af69d6530ff5fedc2411de872c996";
-    patch = makeAufs3StandalonePatch {
-      inherit version;
-      rev = "0bf50c3b82f98e2ddc4c9ba0657f28ebfa8d15cb";
-      sha256 = "bc4b65cb77c62744db251da98488fdf4962f14a144c045cea6cbbbd42718ff89";
-    };
-    features.aufsBase = true;
-    features.aufs3 = true;
-  };
-
-  aufs3_4 = rec {
-    name = "aufs3.4";
-    version = "3.4.20121210";
-    utilRev = "91af15f977d12e02165759620005f6ce1a4d7602";
-    utilHash = "dda4df89828dcf0e4012d88b4aa3eda8c30af69d6530ff5fedc2411de872c996";
-    patch = makeAufs3StandalonePatch {
-      inherit version;
-      rev = "2faacd9baffb37df3b9062cc554353eebe68df1e";
-      sha256 = "3ecf97468f5e85970d9fd2bfc61e38c7f5ae2c6dde0045d5a17de085c411d452";
-    };
-    features.aufsBase = true;
-    features.aufs3 = true;
-  };
-
   no_xsave =
     { name = "no-xsave";
       patch = ./no-xsave.patch;
diff --git a/pkgs/os-specific/linux/kernel/perf.nix b/pkgs/os-specific/linux/kernel/perf.nix
index 04924f013a4..3fb18a23472 100644
--- a/pkgs/os-specific/linux/kernel/perf.nix
+++ b/pkgs/os-specific/linux/kernel/perf.nix
@@ -1,13 +1,13 @@
-{ stdenv, kernelDev, elfutils, python, perl, newt, slang, asciidoc, xmlto
+{ stdenv, kernel, elfutils, python, perl, newt, slang, asciidoc, xmlto
 , docbook_xsl, docbook_xml_dtd_45, libxslt, flex, bison, pkgconfig
 , withGtk ? false, gtk ? null }:
 
 assert withGtk -> gtk != null;
 
 stdenv.mkDerivation {
-  name = "perf-linux-${kernelDev.version}";
+  name = "perf-linux-${kernel.version}";
 
-  inherit (kernelDev) src patches;
+  inherit (kernel) src patches;
 
   preConfigure = ''
     cd tools/perf
@@ -31,6 +31,7 @@ stdenv.mkDerivation {
     propagatedBuildInputs = [ elfutils.crossDrv newt.crossDrv ];
     makeFlags = "CROSS_COMPILE=${stdenv.cross.config}-";
     elfutils = elfutils.crossDrv;
+    inherit (kernel.crossDrv) src patches;
   };
 
   meta = {