#!/bin/sh | |
# SPDX-License-Identifier: GPL-2.0 | |
# description: Function return probe entry argument access | |
# requires: dynamic_events 'f[:[<group>/][<event>]] <func-name>':README 'kernel return probes support:':README | |
echo 'f:tests/myevent1 vfs_open arg=$arg1' >> dynamic_events | |
echo 'f:tests/myevent2 vfs_open%return arg=$arg1' >> dynamic_events | |
echo 1 > events/tests/enable | |
echo > trace | |
cat trace > /dev/null | |
function streq() { | |
test $1 = $2 | |
} | |
streq `grep -A 1 -m 1 myevent1 trace | sed -r 's/^.*(arg=.*)/\1/' ` |