Files
linux/tools/testing/selftests/ftrace/test.d/kprobe/kprobe_args_string.tc
Naveen N. Rao 9855c4626c selftests/ftrace: Add ppc support for kprobe args tests
Add powerpc support for the recently added kprobe args tests.

Signed-off-by: Naveen N. Rao <naveen.n.rao@linux.vnet.ibm.com>
Reviewed-by: Masami Hiramatsu <mhiramat@kernel.org>
Acked-by: Steven Rostedt (VMware) <rostedt@goodmis.org>
Signed-off-by: Shuah Khan (Samsung OSG) <shuah@kernel.org>
2018-06-07 13:42:14 -06:00

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1.1 KiB
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#!/bin/sh
# SPDX-License-Identifier: GPL-2.0
# description: Kprobe event string type argument
[ -f kprobe_events ] || exit_unsupported # this is configurable
echo 0 > events/enable
echo > kprobe_events
case `uname -m` in
x86_64)
ARG2=%si
OFFS=8
;;
i[3456]86)
ARG2=%cx
OFFS=4
;;
aarch64)
ARG2=%x1
OFFS=8
;;
arm*)
ARG2=%r1
OFFS=4
;;
ppc64*)
ARG2=%r4
OFFS=8
;;
ppc*)
ARG2=%r4
OFFS=4
;;
*)
echo "Please implement other architecture here"
exit_untested
esac
: "Test get argument (1)"
echo "p:testprobe create_trace_kprobe arg1=+0(+0(${ARG2})):string" > kprobe_events
echo 1 > events/kprobes/testprobe/enable
! echo test >> kprobe_events
tail -n 1 trace | grep -qe "testprobe.* arg1=\"test\""
echo 0 > events/kprobes/testprobe/enable
: "Test get argument (2)"
echo "p:testprobe create_trace_kprobe arg1=+0(+0(${ARG2})):string arg2=+0(+${OFFS}(${ARG2})):string" > kprobe_events
echo 1 > events/kprobes/testprobe/enable
! echo test1 test2 >> kprobe_events
tail -n 1 trace | grep -qe "testprobe.* arg1=\"test1\" arg2=\"test2\""
echo 0 > events/enable
echo > kprobe_events