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#!/bin/sh
# SPDX-License-Identifier: GPL-2.0
# description: trace_marker trigger - test snapshot trigger
# requires: set_event snapshot events/ftrace/print/trigger
# flags: instance
fail() { #msg
echo $1
exit_fail
}
test_trace() {
file=$1
x=$2
cat $file | while read line; do
comment=`echo $line | sed -e 's/^#//'`
if [ "$line" != "$comment" ]; then
continue
fi
echo "testing $line for >$x<"
match=`echo $line | sed -e "s/>$x<//"`
if [ "$line" = "$match" ]; then
fail "$line does not have >$x< in it"
fi
x=$((x+2))
done
}
echo "Test snapshot trace_marker trigger"
echo 'snapshot' > events/ftrace/print/trigger
# make sure the snapshot is allocated
grep -q 'Snapshot is allocated' snapshot
for i in `seq 1 10` ; do echo "hello >$i<" > trace_marker; done
test_trace trace 1
test_trace snapshot 2
exit 0
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