13 static char ftrace_path[] = "ksft-ftrace-XXXXXX";  variable
42 	if (!mkdtemp(ftrace_path))  in mount_ftrace()
45 	if (mount("tracefs", ftrace_path, "tracefs", 0, "rw"))  in mount_ftrace()
55 	if (ftrace_mounted && umount(ftrace_path))  in unmount_ftrace()
58 	if (rmdir(ftrace_path))  in unmount_ftrace()
60 			   ftrace_path);  in unmount_ftrace()
68 static int disable_trace_options(const char *ftrace_path)  in disable_trace_options()  argument
77 	fopts = test_sprintf("%s/%s", ftrace_path, "trace_options");  in disable_trace_options()
134 static int setup_buffer_size(const char *ftrace_path, size_t sz)  in setup_buffer_size()  argument
136 	char *fbuf_size = test_sprintf("%s/buffer_size_kb", ftrace_path);  in setup_buffer_size()
151 	tmp = test_sprintf("%s/instances/ksft-%s-XXXXXX", ftrace_path, name);  in setup_ftrace_instance()