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tools:cgroup:memcg_shrinker remove redundant import

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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>
This commit is contained in:
Alexander Pantyukhin 2023-01-08 15:50:23 +05:00 committed by Andrew Morton
parent b6f00c9190
commit d526643f15
1 changed files with 1 additions and 2 deletions
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3
tools/cgroup/memcg_shrinker.py
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@ -5,7 +5,6 @@
import os import os
import argparse import argparse
import sys
def scan_cgroups(cgroup_root): def scan_cgroups(cgroup_root):
@ -44,7 +43,7 @@ def main():
cgroups = scan_cgroups("/sys/fs/cgroup/") cgroups = scan_cgroups("/sys/fs/cgroup/")
shrinkers = scan_shrinkers("/sys/kernel/debug/shrinker/") 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 n = 0
for s in shrinkers: for s in shrinkers: