CIFS: implement cifs_writepages to perform multi-page I/O

Signed-off-by: Dave Kleikamp <shaggy@austin.ibm.com>
Signed-off-by: Steve French <sfrench@us.ibm.com>

1 files changed, 6 insertions, 4 deletions

diff --git a/fs/cifs/transport.c b/fs/cifs/transport.c
index 64c712629f27..e104c1ad2da3 100644
--- a/fs/cifs/transport.c
+++ b/fs/cifs/transport.c
@@ -395,7 +395,7 @@ SendReceive2(const unsigned int xid, struct cifsSesInfo *ses,
         if (long_op == -1)
                 goto cifs_no_response_exit2;
         else if (long_op == 2) /* writes past end of file can take loong time */
-                timeout = 300 * HZ;
+                timeout = 180 * HZ;
         else if (long_op == 1)
                 timeout = 45 * HZ; /* should be greater than 
                         servers oplock break timeout (about 43 seconds) */
@@ -431,7 +431,8 @@ SendReceive2(const unsigned int xid, struct cifsSesInfo *ses,
                 spin_unlock(&GlobalMid_Lock);
                 receive_len = midQ->resp_buf->smb_buf_length;
         } else {
-                cERROR(1,("No response buffer"));
+                cERROR(1,("No response to cmd %d mid %d",
+                        midQ->command, midQ->mid));
                 if(midQ->midState == MID_REQUEST_SUBMITTED) {
                         if(ses->server->tcpStatus == CifsExiting)
                                 rc = -EHOSTDOWN;
@@ -646,7 +647,7 @@ SendReceive(const unsigned int xid, struct cifsSesInfo *ses,
         if (long_op == -1)
                 goto cifs_no_response_exit;
         else if (long_op == 2) /* writes past end of file can take loong time */
-                timeout = 300 * HZ;
+                timeout = 180 * HZ;
         else if (long_op == 1)
                 timeout = 45 * HZ; /* should be greater than 
                         servers oplock break timeout (about 43 seconds) */
@@ -682,7 +683,8 @@ SendReceive(const unsigned int xid, struct cifsSesInfo *ses,
                 spin_unlock(&GlobalMid_Lock);
                 receive_len = midQ->resp_buf->smb_buf_length;
         } else {
-                cERROR(1,("No response buffer"));
+                cERROR(1,("No response for cmd %d mid %d",
+                          midQ->command, midQ->mid));
                 if(midQ->midState == MID_REQUEST_SUBMITTED) {
                         if(ses->server->tcpStatus == CifsExiting)
                                 rc = -EHOSTDOWN;