[CIFS] Update kconfig for cifs

Add cifs extended stats configure option and reduce experimental code.

Signed-off-by: Steve French <sfrench@us.ibm.com>
diff --git a/fs/cifs/cifsproto.h b/fs/cifs/cifsproto.h
index d301149..1b73f4f 100644
--- a/fs/cifs/cifsproto.h
+++ b/fs/cifs/cifsproto.h
@@ -242,11 +242,11 @@
 			const int netfid, const unsigned int count,
 			const __u64 offset, unsigned int *nbytes, 
 			struct kvec *iov, const int nvec, const int long_op);
+#endif /* CONFIG_CIFS_EXPERIMENTAL */
 extern int CIFSGetSrvInodeNumber(const int xid, struct cifsTconInfo *tcon,
 			const unsigned char *searchName, __u64 * inode_number,
 			const struct nls_table *nls_codepage, 
 			int remap_special_chars);
-#endif /* CONFIG_CIFS_EXPERIMENTAL */
 extern int cifs_convertUCSpath(char *target, const __le16 *source, int maxlen,
 			const struct nls_table * codepage);
 extern int cifsConvertToUCS(__le16 * target, const char *source, int maxlen,