⚝
One Hat Cyber Team
⚝
Your IP:
216.73.216.247
Server IP:
45.79.8.107
Server:
Linux localhost 5.15.0-140-generic #150-Ubuntu SMP Sat Apr 12 06:00:09 UTC 2025 x86_64
Server Software:
nginx/1.18.0
PHP Version:
8.1.2-1ubuntu2.21
Buat File
|
Buat Folder
Eksekusi
Dir :
~
/
lib
/
modules
/
5.15.0-143-generic
/
build
/
tools
/
time
/
View File Name :
udelay_test.sh
#!/bin/bash # SPDX-License-Identifier: GPL-2.0-only # udelay() test script # # Test is executed by writing and reading to /sys/kernel/debug/udelay_test # and exercises a variety of delays to ensure that udelay() is delaying # at least as long as requested (as compared to ktime). # # Copyright (C) 2014 Google, Inc. # MODULE_NAME=udelay_test UDELAY_PATH=/sys/kernel/debug/udelay_test setup() { /sbin/modprobe -q $MODULE_NAME tmp_file=`mktemp` } test_one() { delay=$1 echo $delay > $UDELAY_PATH tee -a $tmp_file < $UDELAY_PATH } cleanup() { if [ -f $tmp_file ]; then rm $tmp_file fi /sbin/modprobe -q -r $MODULE_NAME } trap cleanup EXIT setup # Delay for a variety of times. # 1..200, 200..500 (by 10), 500..2000 (by 100) for (( delay = 1; delay < 200; delay += 1 )); do test_one $delay done for (( delay = 200; delay < 500; delay += 10 )); do test_one $delay done for (( delay = 500; delay <= 2000; delay += 100 )); do test_one $delay done # Search for failures count=`grep -c FAIL $tmp_file` if [ $? -eq "0" ]; then echo "ERROR: $count delays failed to delay long enough" retcode=1 fi exit $retcode