From d6d502c22d7d0438b3151fd32d7eb6f83b73711f Mon Sep 17 00:00:00 2001
From: Florian Fischer <florian.fl.fischer@fau.de>
Date: Fri, 22 Feb 2019 17:47:07 +0100
Subject: use global perf_allowed

---
 src/benchmark.py | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

diff --git a/src/benchmark.py b/src/benchmark.py
index 4658e01..9e32160 100644
--- a/src/benchmark.py
+++ b/src/benchmark.py
@@ -11,9 +11,11 @@ import subprocess
 from src.allocators import allocators
 
 
+perf_allowed = None
+
+
 class Benchmark (object):
 
-    perf_allowed = None
 
     defaults = {
         "name": "default_benchmark",
@@ -137,7 +139,7 @@ class Benchmark (object):
 
         # check if perf is allowed on this system
         if self.measure_cmd == self.defaults["measure_cmd"]:
-            if self.perf_allowed == None:
+            if perf_allowed == None:
                 res = subprocess.run(["perf", "stat", "ls"],
                                      stdout=None, stderr=subprocess.PIPE,
                                      universal_newlines=True)
@@ -146,7 +148,7 @@ class Benchmark (object):
                     print(res.stderr)
                     perf_allowed = False
 
-            if not self.perf_allowed:
+            if not perf_allowed:
                 print("Skipping", self.name, "because you don't have the",
                       "needed permissions to use perf")
                 return False
-- 
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