v4.19.13 snapshot.
diff --git a/tools/perf/jvmti/Build b/tools/perf/jvmti/Build
new file mode 100644
index 0000000..eaeb8cb
--- /dev/null
+++ b/tools/perf/jvmti/Build
@@ -0,0 +1,8 @@
+jvmti-y += libjvmti.o
+jvmti-y += jvmti_agent.o
+
+CFLAGS_jvmti         = -fPIC -DPIC -I$(JDIR)/include -I$(JDIR)/include/linux
+CFLAGS_REMOVE_jvmti  = -Wmissing-declarations
+CFLAGS_REMOVE_jvmti += -Wstrict-prototypes
+CFLAGS_REMOVE_jvmti += -Wextra
+CFLAGS_REMOVE_jvmti += -Wwrite-strings