#!/bin/sh # SPDX-License-Identifier: GPL-2.0 # description: Function return probe entry argument access # requires: dynamic_events 'f[:[/][]] ':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 streq() { test $1 = $2 } streq `grep -A 1 -m 1 myevent1 trace | sed -r 's/^.*(arg=.*)/\1/' `