[Feature]add MT2731_MP2_MR2_SVN388 baseline version

Change-Id: Ief04314834b31e27effab435d3ca8ba33b499059
diff --git a/src/kernel/linux/v4.14/fs/qnx6/namei.c b/src/kernel/linux/v4.14/fs/qnx6/namei.c
new file mode 100644
index 0000000..72c2770
--- /dev/null
+++ b/src/kernel/linux/v4.14/fs/qnx6/namei.c
@@ -0,0 +1,43 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * QNX6 file system, Linux implementation.
+ *
+ * Version : 1.0.0
+ *
+ * History :
+ *
+ * 01-02-2012 by Kai Bankett (chaosman@ontika.net) : first release.
+ * 16-02-2012 pagemap extension by Al Viro
+ *
+ */
+
+#include "qnx6.h"
+
+struct dentry *qnx6_lookup(struct inode *dir, struct dentry *dentry,
+				unsigned int flags)
+{
+	unsigned ino;
+	struct page *page;
+	struct inode *foundinode = NULL;
+	const char *name = dentry->d_name.name;
+	int len = dentry->d_name.len;
+
+	if (len > QNX6_LONG_NAME_MAX)
+		return ERR_PTR(-ENAMETOOLONG);
+
+	ino = qnx6_find_entry(len, dir, name, &page);
+	if (ino) {
+		foundinode = qnx6_iget(dir->i_sb, ino);
+		qnx6_put_page(page);
+		if (IS_ERR(foundinode)) {
+			pr_debug("lookup->iget ->  error %ld\n",
+				 PTR_ERR(foundinode));
+			return ERR_CAST(foundinode);
+		}
+	} else {
+		pr_debug("%s(): not found %s\n", __func__, name);
+		return NULL;
+	}
+	d_add(dentry, foundinode);
+	return NULL;
+}