xref: /OK3568_Linux_fs/kernel/tools/testing/selftests/ftrace/test.d/instances/instance.tc (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun#!/bin/sh
2*4882a593Smuzhiyun# SPDX-License-Identifier: GPL-2.0
3*4882a593Smuzhiyun# description: Test creation and deletion of trace instances
4*4882a593Smuzhiyun# requires: instances
5*4882a593Smuzhiyun
6*4882a593Smuzhiyunfail() { # mesg
7*4882a593Smuzhiyun    rmdir x y z 2>/dev/null
8*4882a593Smuzhiyun    echo $1
9*4882a593Smuzhiyun    set -e
10*4882a593Smuzhiyun    exit_fail
11*4882a593Smuzhiyun}
12*4882a593Smuzhiyun
13*4882a593Smuzhiyuncd instances
14*4882a593Smuzhiyun
15*4882a593Smuzhiyun# we don't want to fail on error
16*4882a593Smuzhiyunset +e
17*4882a593Smuzhiyun
18*4882a593Smuzhiyunmkdir x
19*4882a593Smuzhiyunrmdir x
20*4882a593Smuzhiyunresult=$?
21*4882a593Smuzhiyun
22*4882a593Smuzhiyunif [ $result -ne 0 ]; then
23*4882a593Smuzhiyun    echo "instance rmdir not supported"
24*4882a593Smuzhiyun    exit_unsupported
25*4882a593Smuzhiyunfi
26*4882a593Smuzhiyun
27*4882a593Smuzhiyuninstance_slam() {
28*4882a593Smuzhiyun    while :; do
29*4882a593Smuzhiyun	mkdir x
30*4882a593Smuzhiyun	mkdir y
31*4882a593Smuzhiyun	mkdir z
32*4882a593Smuzhiyun	rmdir x
33*4882a593Smuzhiyun	rmdir y
34*4882a593Smuzhiyun	rmdir z
35*4882a593Smuzhiyun    done 2>/dev/null
36*4882a593Smuzhiyun}
37*4882a593Smuzhiyun
38*4882a593Smuzhiyuninstance_slam &
39*4882a593Smuzhiyunp1=$!
40*4882a593Smuzhiyunecho $p1
41*4882a593Smuzhiyun
42*4882a593Smuzhiyuninstance_slam &
43*4882a593Smuzhiyunp2=$!
44*4882a593Smuzhiyunecho $p2
45*4882a593Smuzhiyun
46*4882a593Smuzhiyuninstance_slam &
47*4882a593Smuzhiyunp3=$!
48*4882a593Smuzhiyunecho $p3
49*4882a593Smuzhiyun
50*4882a593Smuzhiyuninstance_slam &
51*4882a593Smuzhiyunp4=$!
52*4882a593Smuzhiyunecho $p4
53*4882a593Smuzhiyun
54*4882a593Smuzhiyuninstance_slam &
55*4882a593Smuzhiyunp5=$!
56*4882a593Smuzhiyunecho $p5
57*4882a593Smuzhiyun
58*4882a593Smuzhiyunls -lR >/dev/null
59*4882a593Smuzhiyunsleep 1
60*4882a593Smuzhiyun
61*4882a593Smuzhiyunkill -1 $p1
62*4882a593Smuzhiyunkill -1 $p2
63*4882a593Smuzhiyunkill -1 $p3
64*4882a593Smuzhiyunkill -1 $p4
65*4882a593Smuzhiyunkill -1 $p5
66*4882a593Smuzhiyun
67*4882a593Smuzhiyunecho "Wait for processes to finish"
68*4882a593Smuzhiyunwait $p1 $p2 $p3 $p4 $p5
69*4882a593Smuzhiyunecho "all processes finished, wait for cleanup"
70*4882a593Smuzhiyun
71*4882a593Smuzhiyunmkdir x y z
72*4882a593Smuzhiyunls x y z
73*4882a593Smuzhiyunrmdir x y z
74*4882a593Smuzhiyunfor d in x y z; do
75*4882a593Smuzhiyun        if [ -d $d ]; then
76*4882a593Smuzhiyun                fail "instance $d still exists"
77*4882a593Smuzhiyun        fi
78*4882a593Smuzhiyundone
79*4882a593Smuzhiyun
80*4882a593Smuzhiyunset -e
81*4882a593Smuzhiyun
82*4882a593Smuzhiyunexit 0
83