2023-01-08 11:29:55

by Alexander Pantyukhin

[permalink] [raw]
Subject: [PATCH] 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.

Signed-off-by: Alexander Pantyukhin <[email protected]>
---
tools/cgroup/memcg_shrinker.py | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/tools/cgroup/memcg_shrinker.py b/tools/cgroup/memcg_shrinker.py
index 706ab27666a4..e81c3017ada9 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:
--
2.25.1