Masami Hiramatsu | cfa0963 | 2016-03-03 12:55:00 -0600 | [diff] [blame] | 1 | #!/bin/sh |
Greg Kroah-Hartman | b244131 | 2017-11-01 15:07:57 +0100 | [diff] [blame^] | 2 | # SPDX-License-Identifier: GPL-2.0 |
Masami Hiramatsu | cfa0963 | 2016-03-03 12:55:00 -0600 | [diff] [blame] | 3 | # description: event trigger - test snapshot-trigger |
| 4 | |
| 5 | do_reset() { |
| 6 | reset_trigger |
| 7 | echo > set_event |
| 8 | clear_trace |
| 9 | } |
| 10 | |
| 11 | fail() { #msg |
| 12 | do_reset |
| 13 | echo $1 |
| 14 | exit $FAIL |
| 15 | } |
| 16 | |
| 17 | if [ ! -f set_event -o ! -d events/sched ]; then |
| 18 | echo "event tracing is not supported" |
| 19 | exit_unsupported |
| 20 | fi |
| 21 | |
| 22 | if [ ! -f events/sched/sched_process_fork/trigger ]; then |
| 23 | echo "event trigger is not supported" |
| 24 | exit_unsupported |
| 25 | fi |
| 26 | |
Masami Hiramatsu | 131c60c3 | 2016-11-16 17:13:32 +0900 | [diff] [blame] | 27 | if [ ! -f snapshot ]; then |
| 28 | echo "snapshot is not supported" |
| 29 | exit_unsupported |
| 30 | fi |
| 31 | |
Masami Hiramatsu | cfa0963 | 2016-03-03 12:55:00 -0600 | [diff] [blame] | 32 | reset_tracer |
| 33 | do_reset |
| 34 | |
| 35 | FEATURE=`grep snapshot events/sched/sched_process_fork/trigger` |
| 36 | if [ -z "$FEATURE" ]; then |
| 37 | echo "snapshot trigger is not supported" |
| 38 | exit_unsupported |
| 39 | fi |
| 40 | |
| 41 | echo "Test snapshot tigger" |
| 42 | echo 0 > snapshot |
| 43 | echo 1 > events/sched/sched_process_fork/enable |
| 44 | ( echo "forked") |
| 45 | echo 'snapshot:1' > events/sched/sched_process_fork/trigger |
| 46 | ( echo "forked") |
| 47 | grep sched_process_fork snapshot > /dev/null || \ |
| 48 | fail "snapshot trigger on sched_process_fork did not work" |
| 49 | |
| 50 | reset_trigger |
| 51 | echo 0 > snapshot |
| 52 | echo 0 > events/sched/sched_process_fork/enable |
| 53 | |
| 54 | echo "Test snapshot semantic errors" |
| 55 | |
| 56 | ! echo "snapshot+1" > events/sched/sched_process_fork/trigger |
| 57 | echo "snapshot" > events/sched/sched_process_fork/trigger |
| 58 | ! echo "snapshot" > events/sched/sched_process_fork/trigger |
| 59 | |
| 60 | do_reset |
| 61 | |
| 62 | exit 0 |