From 1471e865d2f23689b6ff053ea8a4091211e8bf1e Mon Sep 17 00:00:00 2001
From: markuskowa <markus.kowalewski@gmail.com>
Date: Wed, 22 Aug 2018 23:16:06 +0200
Subject: [PATCH] openmpi: fix hwloc NUMA cpu allocation capability (#45459)

---
 pkgs/development/libraries/openmpi/default.nix | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/pkgs/development/libraries/openmpi/default.nix b/pkgs/development/libraries/openmpi/default.nix
index 1748ebd5f3c..a279fe79940 100644
--- a/pkgs/development/libraries/openmpi/default.nix
+++ b/pkgs/development/libraries/openmpi/default.nix
@@ -1,4 +1,5 @@
 { stdenv, fetchurl, gfortran, perl, libnl, rdma-core, zlib
+, numactl
 
 # Enable the Sun Grid Engine bindings
 , enableSGE ? false
@@ -24,7 +25,7 @@ in stdenv.mkDerivation rec {
   '';
 
   buildInputs = with stdenv; [ gfortran zlib ]
-    ++ lib.optional isLinux libnl
+    ++ lib.optionals isLinux [ libnl numactl ]
     ++ lib.optional (isLinux || isFreeBSD) rdma-core;
 
   nativeBuildInputs = [ perl ];