52 lines
792 B
Plaintext
52 lines
792 B
Plaintext
|
#!/bin/sh
|
||
|
|
# SPDX-License-Identifier: GPL-2.0
|
||
|
|
# description: event tracing - enable/disable with top level files
|
||
|
|
# requires: available_events set_event events/enable
|
||
|
|
|
||
|
|
do_reset() {
|
||
|
|
echo > set_event
|
||
|
|
clear_trace
|
||
|
|
}
|
||
|
|
|
||
|
|
fail() { #msg
|
||
|
|
echo $1
|
||
|
|
exit_fail
|
||
|
|
}
|
||
|
|
|
||
|
|
echo '*:*' > set_event
|
||
|
|
|
||
|
|
yield
|
||
|
|
|
||
|
|
echo 0 > tracing_on
|
||
|
|
|
||
|
|
count=`head -n 128 trace | grep -v ^# | wc -l`
|
||
|
|
if [ $count -eq 0 ]; then
|
||
|
|
fail "none of events are recorded"
|
||
|
|
fi
|
||
|
|
|
||
|
|
do_reset
|
||
|
|
|
||
|
|
echo 1 > events/enable
|
||
|
|
echo 1 > tracing_on
|
||
|
|
|
||
|
|
yield
|
||
|
|
|
||
|
|
echo 0 > tracing_on
|
||
|
|
count=`head -n 128 trace | grep -v ^# | wc -l`
|
||
|
|
if [ $count -eq 0 ]; then
|
||
|
|
fail "none of events are recorded"
|
||
|
|
fi
|
||
|
|
|
||
|
|
do_reset
|
||
|
|
|
||
|
|
echo 0 > events/enable
|
||
|
|
|
||
|
|
yield
|
||
|
|
|
||
|
|
count=`cat trace | grep -v ^# | wc -l`
|
||
|
|
if [ $count -ne 0 ]; then
|
||
|
|
fail "any of events should not be recorded"
|
||
|
|
fi
|
||
|
|
|
||
|
|
exit 0
|