50 lines
871 B
Bash
50 lines
871 B
Bash
|
#!/bin/sh
|
||
|
|
# SPDX-License-Identifier: GPL-2.0
|
||
|
|
|
||
|
|
# Kselftest framework requirement - SKIP code is 4.
|
||
|
|
ksft_skip=4
|
||
|
|
|
||
|
|
msg="skip all tests:"
|
||
|
|
if [ "$(id -u)" != "0" ]; then
|
||
|
|
echo $msg please run this as root >&2
|
||
|
|
exit $ksft_skip
|
||
|
|
fi
|
||
|
|
|
||
|
|
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
|
||
|
|
insmod $SRC_TREE/lib/test_bpf.ko 2> /dev/null
|
||
|
|
if [ $? -ne 0 ]; then
|
||
|
|
rc=1
|
||
|
|
fi
|
||
|
|
rmmod test_bpf 2> /dev/null
|
||
|
|
dmesg | grep FAIL
|
||
|
|
}
|
||
|
|
|
||
|
|
test_save()
|
||
|
|
{
|
||
|
|
JE=`sysctl -n net.core.bpf_jit_enable`
|
||
|
|
JH=`sysctl -n net.core.bpf_jit_harden`
|
||
|
|
}
|
||
|
|
|
||
|
|
test_restore()
|
||
|
|
{
|
||
|
|
sysctl -w net.core.bpf_jit_enable=$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
|