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Commit | Line | Data |
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76929ab5 | 1 | #!/bin/sh |
b2441318 | 2 | # SPDX-License-Identifier: GPL-2.0 |
76929ab5 | 3 | # description: event trigger - test multiple histogram triggers |
ca2958f1 | 4 | # flags: instance |
76929ab5 MH |
5 | |
6 | do_reset() { | |
7 | reset_trigger | |
8 | echo > set_event | |
9 | clear_trace | |
10 | } | |
11 | ||
12 | fail() { #msg | |
13 | do_reset | |
14 | echo $1 | |
15 | exit $FAIL | |
16 | } | |
17 | ||
18 | if [ ! -f set_event -o ! -d events/sched ]; then | |
19 | echo "event tracing is not supported" | |
20 | exit_unsupported | |
21 | fi | |
22 | ||
23 | if [ ! -f events/sched/sched_process_fork/trigger ]; then | |
24 | echo "event trigger is not supported" | |
25 | exit_unsupported | |
26 | fi | |
27 | ||
0ded5174 | 28 | if [ ! -f events/sched/sched_process_fork/hist ]; then |
76929ab5 MH |
29 | echo "hist trigger is not supported" |
30 | exit_unsupported | |
31 | fi | |
32 | ||
0ded5174 SRRH |
33 | reset_tracer |
34 | do_reset | |
35 | ||
76929ab5 MH |
36 | reset_trigger |
37 | ||
38 | echo "Test histogram multiple tiggers" | |
39 | ||
40 | echo 'hist:keys=parent_pid:vals=child_pid' > events/sched/sched_process_fork/trigger | |
41 | echo 'hist:keys=parent_comm:vals=child_pid' >> events/sched/sched_process_fork/trigger | |
42 | for i in `seq 1 10` ; do ( echo "forked" > /dev/null); done | |
43 | grep parent_pid events/sched/sched_process_fork/hist > /dev/null || \ | |
44 | fail "hist trigger on sched_process_fork did not work" | |
45 | grep child events/sched/sched_process_fork/hist > /dev/null || \ | |
46 | fail "hist trigger on sched_process_fork did not work" | |
47 | COMM=`cat /proc/$$/comm` | |
48 | grep "parent_comm: $COMM" events/sched/sched_process_fork/hist > /dev/null || \ | |
49 | fail "string key on sched_process_fork did not work" | |
50 | ||
51 | reset_trigger | |
52 | ||
53 | echo "Test histogram with its name" | |
54 | ||
55 | echo 'hist:name=test_hist:keys=common_pid' > events/sched/sched_process_fork/trigger | |
56 | for i in `seq 1 10` ; do ( echo "forked" > /dev/null); done | |
57 | grep test_hist events/sched/sched_process_fork/hist > /dev/null || \ | |
58 | fail "named event on sched_process_fork did not work" | |
59 | ||
60 | echo "Test same named histogram on different events" | |
61 | ||
62 | echo 'hist:name=test_hist:keys=common_pid' > events/sched/sched_process_exit/trigger | |
63 | for i in `seq 1 10` ; do ( echo "forked" > /dev/null); done | |
64 | grep test_hist events/sched/sched_process_exit/hist > /dev/null || \ | |
65 | fail "named event on sched_process_fork did not work" | |
66 | ||
67 | diffs=`diff events/sched/sched_process_exit/hist events/sched/sched_process_fork/hist | wc -l` | |
68 | test $diffs -eq 0 || fail "Same name histograms are not same" | |
69 | ||
70 | reset_trigger | |
71 | ||
72 | do_reset | |
73 | ||
74 | exit 0 |