diff options
| author | Masami Hiramatsu <mhiramat@kernel.org> | 2016-11-16 09:13:02 +0100 |
|---|---|---|
| committer | Steven Rostedt <rostedt@goodmis.org> | 2016-11-22 19:30:58 +0100 |
| commit | 131f840d5b7c73cdb928c4dc7afd5120b0154d34 (patch) | |
| tree | c3bd0ce7f48bd1d8acbdafb37a4fdd95cac16065 /tools/testing/selftests/ftrace/ftracetest | |
| parent | tracing: Add new trace_marker_raw (diff) | |
| download | linux-131f840d5b7c73cdb928c4dc7afd5120b0154d34.tar.xz linux-131f840d5b7c73cdb928c4dc7afd5120b0154d34.zip | |
selftests: ftrace: Initialize ftrace before each test
Reset ftrace to initial state before running each test.
This fixes some test cases to enable tracing before starting
trace test. This can avoid false-positive failure when
previous testcase fails while disabling tracing.
Link: http://lkml.kernel.org/r/147928398192.22982.7767460638302113002.stgit@devbox
Signed-off-by: Masami Hiramatsu <mhiramat@kernel.org>
Suggested-by: Steven Rostedt <rostedt@goodmis.org>
Signed-off-by: Steven Rostedt <rostedt@goodmis.org>
Diffstat (limited to 'tools/testing/selftests/ftrace/ftracetest')
| -rwxr-xr-x | tools/testing/selftests/ftrace/ftracetest | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/tools/testing/selftests/ftrace/ftracetest b/tools/testing/selftests/ftrace/ftracetest index 4c6a0bf8ba79..a03d366a4a2f 100755 --- a/tools/testing/selftests/ftrace/ftracetest +++ b/tools/testing/selftests/ftrace/ftracetest @@ -228,7 +228,7 @@ trap 'SIG_RESULT=$XFAIL' $SIG_XFAIL __run_test() { # testfile # setup PID and PPID, $$ is not updated. - (cd $TRACING_DIR; read PID _ < /proc/self/stat ; set -e; set -x; . $1) + (cd $TRACING_DIR; read PID _ < /proc/self/stat; set -e; set -x; initialize_ftrace; . $1) [ $? -ne 0 ] && kill -s $SIG_FAIL $SIG_PID } |