From: Alexander Pantyukhin <apantykhin@gmail.com>
Date: Sun, 8 Jan 2023 10:50:23 +0000 (+0500)
Subject: tools:cgroup:memcg_shrinker remove redundant import
X-Git-Tag: v6.3-rc1~113^2~369
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=d526643f155c431e8dfef643195f2d636d4e4bb5;p=thirdparty%2Fkernel%2Flinux.git

tools:cgroup:memcg_shrinker remove redundant import

Remove redundant import of the sys module.

Also use the sort function instead of sorted.  It sorts the direct array
without create the new one in memory.

Link: https://lkml.kernel.org/r/20230108105023.4289-1-apantykhin@gmail.com
Signed-off-by: Alexander Pantyukhin <apantykhin@gmail.com>
Cc: Roman Gushchin <roman.gushchin@linux.dev>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---

diff --git a/tools/cgroup/memcg_shrinker.py b/tools/cgroup/memcg_shrinker.py
index 706ab27666a43..e81c3017ada96 100644
--- a/tools/cgroup/memcg_shrinker.py
+++ b/tools/cgroup/memcg_shrinker.py
@@ -5,7 +5,6 @@
 
 import os
 import argparse
-import sys
 
 
 def scan_cgroups(cgroup_root):
@@ -44,7 +43,7 @@ def main():
 
     cgroups = scan_cgroups("/sys/fs/cgroup/")
     shrinkers = scan_shrinkers("/sys/kernel/debug/shrinker/")
-    shrinkers = sorted(shrinkers, reverse = True, key = lambda x: x[0])
+    shrinkers.sort(reverse = True, key = lambda x: x[0])
 
     n = 0
     for s in shrinkers: