[CIFS] CIFS Stats improvements

New cifs_writepages routine was not updated bytes written in cifs stats.
Also added ability to clear /proc/fs/cifs/Stats by writing (0 or 1) to it.
Signed-off-by: Steve French <sfrench@us.ibm.com>

1 files changed, 3 insertions, 0 deletions

diff --git a/fs/cifs/connect.c b/fs/cifs/connect.c
index 177289771abe..a8f0cbada0f0 100644
--- a/fs/cifs/connect.c
+++ b/fs/cifs/connect.c
@@ -605,6 +605,9 @@ cifs_demultiplex_thread(struct TCP_Server_Info *server)
 multi_t2_fnd:
                                 task_to_wake = mid_entry->tsk;
                                 mid_entry->midState = MID_RESPONSE_RECEIVED;
+#ifdef CONFIG_CIFS_STATS2
+                                mid_entry->when_received = jiffies;
+#endif
                                 break;
                         }
                 }