| Server IP : 13.213.54.232 / Your IP : 216.73.217.11 Web Server : Apache/2.4.52 (Ubuntu) System : Linux ip-172-31-17-110 6.8.0-1029-aws #31~22.04.1-Ubuntu SMP Thu Apr 24 21:16:18 UTC 2025 x86_64 User : www-data ( 33) PHP Version : 7.1.33-67+ubuntu22.04.1+deb.sury.org+1 Disable Function : pcntl_alarm,pcntl_fork,pcntl_waitpid,pcntl_wait,pcntl_wifexited,pcntl_wifstopped,pcntl_wifsignaled,pcntl_wifcontinued,pcntl_wexitstatus,pcntl_wtermsig,pcntl_wstopsig,pcntl_signal,pcntl_signal_get_handler,pcntl_signal_dispatch,pcntl_get_last_error,pcntl_strerror,pcntl_sigprocmask,pcntl_sigwaitinfo,pcntl_sigtimedwait,pcntl_exec,pcntl_getpriority,pcntl_setpriority,pcntl_async_signals, MySQL : OFF | cURL : ON | WGET : ON | Perl : ON | Python : OFF | Sudo : ON | Pkexec : ON Directory : /proc/246939/root/lib/modules/6.8.0-1031-aws/build/tools/testing/selftests/fpu/ |
Upload File : |
#!/bin/bash
# SPDX-License-Identifier: GPL-2.0
#
# Load kernel module for FPU tests
uid=$(id -u)
if [ $uid -ne 0 ]; then
echo "$0: Must be run as root"
exit 1
fi
if ! which modprobe > /dev/null 2>&1; then
echo "$0: You need modprobe installed"
exit 4
fi
if ! modinfo test_fpu > /dev/null 2>&1; then
echo "$0: You must have the following enabled in your kernel:"
echo "CONFIG_TEST_FPU=m"
exit 4
fi
NR_CPUS=$(getconf _NPROCESSORS_ONLN)
if [ ! $NR_CPUS ]; then
NR_CPUS=1
fi
modprobe test_fpu
if [ ! -e /sys/kernel/debug/selftest_helpers/test_fpu ]; then
mount -t debugfs none /sys/kernel/debug
if [ ! -e /sys/kernel/debug/selftest_helpers/test_fpu ]; then
echo "$0: Error mounting debugfs"
exit 4
fi
fi
echo "Running 1000 iterations on all CPUs... "
for i in $(seq 1 1000); do
for c in $(seq 1 $NR_CPUS); do
./test_fpu &
done
done
rmmod test_fpu