From f14d6ab0f68563d2001dee9536b3c1dc30c4dccf Mon Sep 17 00:00:00 2001
From: Izorkin <izorkin@elven.pw>
Date: Tue, 1 Jan 2019 13:36:53 +0300
Subject: [PATCH] pythonPackage.psutil: fix disk io counters fails on Linux
 kernel 4.18+

---
 pkgs/development/python-modules/psutil/default.nix | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

diff --git a/pkgs/development/python-modules/psutil/default.nix b/pkgs/development/python-modules/psutil/default.nix
index 53c534e8a4db..eccca8ca3e6f 100644
--- a/pkgs/development/python-modules/psutil/default.nix
+++ b/pkgs/development/python-modules/psutil/default.nix
@@ -1,6 +1,6 @@
 { stdenv
 , buildPythonPackage
-, fetchPypi
+, fetchPypi, fetchpatch
 , darwin
 }:
 
@@ -13,6 +13,14 @@ buildPythonPackage rec {
     sha256 = "6e265c8f3da00b015d24b842bfeb111f856b13d24f2c57036582568dc650d6c3";
   };
 
+  patches = [
+    (fetchpatch {
+      name = "disk_io_counters_fails.patch";
+      url = "https://github.com/giampaolo/psutil/commit/8f99f3782663959062ee868bbfdbc336307a3a4d.diff";
+      sha256 = "0j7wdgq8y20k27wcpmbgc1chd0vmbkxy8j0zwni1s4i7hyk64hmk";
+    })
+  ];
+
   # No tests in archive
   doCheck = false;