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-rw-r--r--tools/testing/selftests/ftrace/test.d/functions5
1 files changed, 4 insertions, 1 deletions
diff --git a/tools/testing/selftests/ftrace/test.d/functions b/tools/testing/selftests/ftrace/test.d/functions
index 86986c4bba54..5d4550591ff9 100644
--- a/tools/testing/selftests/ftrace/test.d/functions
+++ b/tools/testing/selftests/ftrace/test.d/functions
@@ -46,6 +46,9 @@ reset_events_filter() { # reset all current setting filters
}
reset_ftrace_filter() { # reset all triggers in set_ftrace_filter
+ if [ ! -f set_ftrace_filter ]; then
+ return 0
+ fi
echo > set_ftrace_filter
grep -v '^#' set_ftrace_filter | while read t; do
tr=`echo $t | cut -d: -f2`
@@ -93,7 +96,7 @@ initialize_ftrace() { # Reset ftrace to initial-state
disable_events
[ -f set_event_pid ] && echo > set_event_pid
[ -f set_ftrace_pid ] && echo > set_ftrace_pid
- [ -f set_ftrace_filter ] && echo | tee set_ftrace_*
+ [ -f set_ftrace_notrace ] && echo > set_ftrace_notrace
[ -f set_graph_function ] && echo | tee set_graph_*
[ -f stack_trace_filter ] && echo > stack_trace_filter
[ -f kprobe_events ] && echo > kprobe_events