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Diffstat (limited to '')
-rw-r--r-- | tools/testing/selftests/ftrace/test.d/trigger/trigger-trace-marker-snapshot.tc | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/tools/testing/selftests/ftrace/test.d/trigger/trigger-trace-marker-snapshot.tc b/tools/testing/selftests/ftrace/test.d/trigger/trigger-trace-marker-snapshot.tc new file mode 100644 index 000000000..27da2dba9 --- /dev/null +++ b/tools/testing/selftests/ftrace/test.d/trigger/trigger-trace-marker-snapshot.tc @@ -0,0 +1,43 @@ +#!/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 |