mirror of https://gitee.com/openkylin/linux.git
53 lines
996 B
Bash
Executable File
53 lines
996 B
Bash
Executable File
#!/bin/sh
|
|
# SPDX-License-Identifier: GPL-2.0
|
|
|
|
SRC_TREE=../../../../
|
|
|
|
test_run()
|
|
{
|
|
sysctl -w net.core.bpf_jit_enable=$1 2>&1 > /dev/null
|
|
sysctl -w net.core.bpf_jit_harden=$2 2>&1 > /dev/null
|
|
|
|
echo "[ JIT enabled:$1 hardened:$2 ]"
|
|
dmesg -C
|
|
if [ -f ${SRC_TREE}/lib/test_bpf.ko ]; then
|
|
insmod ${SRC_TREE}/lib/test_bpf.ko 2> /dev/null
|
|
if [ $? -ne 0 ]; then
|
|
rc=1
|
|
fi
|
|
else
|
|
# Use modprobe dry run to check for missing test_bpf module
|
|
if ! /sbin/modprobe -q -n test_bpf; then
|
|
echo "test_bpf: [SKIP]"
|
|
elif /sbin/modprobe -q test_bpf; then
|
|
echo "test_bpf: ok"
|
|
else
|
|
echo "test_bpf: [FAIL]"
|
|
rc=1
|
|
fi
|
|
fi
|
|
rmmod test_bpf 2> /dev/null
|
|
dmesg | grep FAIL
|
|
}
|
|
|
|
test_save()
|
|
{
|
|
JE=`sysctl -n net.core.bpf_jit_enable`
|
|
JH=`sysctl -n net.core.bpf_jit_harden`
|
|
}
|
|
|
|
test_restore()
|
|
{
|
|
sysctl -w net.core.bpf_jit_enable=$JE 2>&1 > /dev/null
|
|
sysctl -w net.core.bpf_jit_harden=$JH 2>&1 > /dev/null
|
|
}
|
|
|
|
rc=0
|
|
test_save
|
|
test_run 0 0
|
|
test_run 1 0
|
|
test_run 1 1
|
|
test_run 1 2
|
|
test_restore
|
|
exit $rc
|