[Feature] add GA346 baseline version

Change-Id: Ic62933698569507dcf98240cdf5d9931ae34348f
diff --git a/src/kernel/linux/v4.19/fs/ocfs2/mmap.h b/src/kernel/linux/v4.19/fs/ocfs2/mmap.h
new file mode 100644
index 0000000..1051507
--- /dev/null
+++ b/src/kernel/linux/v4.19/fs/ocfs2/mmap.h
@@ -0,0 +1,7 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef OCFS2_MMAP_H
+#define OCFS2_MMAP_H
+
+int ocfs2_mmap(struct file *file, struct vm_area_struct *vma);
+
+#endif  /* OCFS2_MMAP_H */