[Feature] add GA346 baseline version

Change-Id: Ic62933698569507dcf98240cdf5d9931ae34348f
diff --git a/src/kernel/linux/v4.19/tools/perf/util/demangle-rust.h b/src/kernel/linux/v4.19/tools/perf/util/demangle-rust.h
new file mode 100644
index 0000000..2fca618
--- /dev/null
+++ b/src/kernel/linux/v4.19/tools/perf/util/demangle-rust.h
@@ -0,0 +1,8 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef __PERF_DEMANGLE_RUST
+#define __PERF_DEMANGLE_RUST 1
+
+bool rust_is_mangled(const char *str);
+void rust_demangle_sym(char *str);
+
+#endif /* __PERF_DEMANGLE_RUST */