|
Server : LiteSpeed System : Linux srv104790275 5.15.0-161-generic #171-Ubuntu SMP Sat Oct 11 08:17:01 UTC 2025 x86_64 User : dewac4139 ( 1077) PHP Version : 8.0.30 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,pcntl_unshare, Directory : /proc/self/root/usr/src/linux-headers-5.15.0-161/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