[CIFS] Add extended stats (STATS2) for total buffer allocations for
better performance debugging.

Signed-off-by: Steve French <sfrench@us.ibm.com>
diff --git a/fs/cifs/cifsfs.c b/fs/cifs/cifsfs.c
index 2a13a2b..ba90903 100644
--- a/fs/cifs/cifsfs.c
+++ b/fs/cifs/cifsfs.c
@@ -954,6 +954,12 @@
 	atomic_set(&tconInfoReconnectCount, 0);
 
 	atomic_set(&bufAllocCount, 0);
+	atomic_set(&smBufAllocCount, 0);
+#ifdef CONFIG_CIFS_STATS2
+	atomic_set(&totBufAllocCount, 0);
+	atomic_set(&totSmBufAllocCount, 0);
+#endif /* CONFIG_CIFS_STATS2 */
+
 	atomic_set(&midCount, 0);
 	GlobalCurrentXid = 0;
 	GlobalTotalActiveXid = 0;