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authorMasami Hiramatsu <mhiramat@kernel.org>2018-08-30 16:14:19 +0200
committerShuah Khan (Samsung OSG) <shuah@kernel.org>2018-10-24 22:49:35 +0200
commit7590472e78c8fbe1383aba30450655fd6415fa7b (patch)
tree64d0fe0cc5a5408b68ec6c731b107d0f92b139fe /tools/testing/selftests/ftrace
parentselftests/ftrace: Add case number prefix to logfile (diff)
downloadlinux-7590472e78c8fbe1383aba30450655fd6415fa7b.tar.xz
linux-7590472e78c8fbe1383aba30450655fd6415fa7b.zip
selftests/ftrace: More initialize features in initialize_ftrace
Clear pid filter, synthetic_events, snapshots, ftrace filter, and trace log in initialize_ftrace(), since those are used in test cases. Signed-off-by: Masami Hiramatsu <mhiramat@kernel.org> Acked-by: Steven Rostedt (VMware) <rostedt@goodmis.org> Signed-off-by: Shuah Khan (Samsung OSG) <shuah@kernel.org>
Diffstat (limited to 'tools/testing/selftests/ftrace')
-rw-r--r--tools/testing/selftests/ftrace/test.d/functions5
1 files changed, 5 insertions, 0 deletions
diff --git a/tools/testing/selftests/ftrace/test.d/functions b/tools/testing/selftests/ftrace/test.d/functions
index e4645d5e3126..b2bfa4dd43f7 100644
--- a/tools/testing/selftests/ftrace/test.d/functions
+++ b/tools/testing/selftests/ftrace/test.d/functions
@@ -89,12 +89,17 @@ initialize_ftrace() { # Reset ftrace to initial-state
reset_tracer
reset_trigger
reset_events_filter
+ reset_ftrace_filter
disable_events
echo > set_event_pid # event tracer is always on
+ echo > set_ftrace_pid
[ -f set_ftrace_filter ] && echo | tee set_ftrace_*
[ -f set_graph_function ] && echo | tee set_graph_*
[ -f stack_trace_filter ] && echo > stack_trace_filter
[ -f kprobe_events ] && echo > kprobe_events
[ -f uprobe_events ] && echo > uprobe_events
+ [ -f synthetic_events ] && echo > synthetic_events
+ [ -f snapshot ] && echo 0 > snapshot
+ clear_trace
enable_tracing
}