Gitweb:     
http://git.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=a761ac579b89bc1f00212a42401398108deba65c
Commit:     a761ac579b89bc1f00212a42401398108deba65c
Parent:     abb63d6c3d3d0e4d93b63589135962091154be9b
Author:     Steve French <[EMAIL PROTECTED]>
AuthorDate: Thu Oct 18 21:45:27 2007 +0000
Committer:  Steve French <[EMAIL PROTECTED]>
CommitDate: Thu Oct 18 21:45:27 2007 +0000

    [CIFS] log better errors on failed mounts
    
    Also returns more accurate errors to mount for the cases of
    account expired and password expired
    
    Acked-by: Jeff Layton <[EMAIL PROTECTED]>
    Signed-off-by: Steve French <[EMAIL PROTECTED]>
---
 fs/cifs/cifsproto.h |    5 +++--
 fs/cifs/cifssmb.c   |   10 +++++-----
 fs/cifs/netmisc.c   |   28 ++++++++++++++++++----------
 fs/cifs/sess.c      |    3 ++-
 fs/cifs/smberr.h    |    5 +++--
 fs/cifs/transport.c |   10 ++++------
 6 files changed, 35 insertions(+), 26 deletions(-)

diff --git a/fs/cifs/cifsproto.h b/fs/cifs/cifsproto.h
index 001f0dc..1a88366 100644
--- a/fs/cifs/cifsproto.h
+++ b/fs/cifs/cifsproto.h
@@ -50,7 +50,8 @@ extern int SendReceive(const unsigned int /* xid */ , struct 
cifsSesInfo *,
                        int * /* bytes returned */ , const int long_op);
 extern int SendReceive2(const unsigned int /* xid */ , struct cifsSesInfo *,
                        struct kvec *, int /* nvec to send */,
-                       int * /* type of buf returned */ , const int long_op);
+                       int * /* type of buf returned */ , const int long_op,
+                       const int logError /* whether to log status code*/ );
 extern int SendReceiveBlockingLock(const unsigned int /* xid */ ,
                                        struct cifsTconInfo *,
                                struct smb_hdr * /* input */ ,
@@ -65,7 +66,7 @@ extern unsigned int smbCalcSize_LE(struct smb_hdr *ptr);
 extern int decode_negTokenInit(unsigned char *security_blob, int length,
                        enum securityEnum *secType);
 extern int cifs_inet_pton(int, char *source, void *dst);
-extern int map_smb_to_linux_error(struct smb_hdr *smb);
+extern int map_smb_to_linux_error(struct smb_hdr *smb, int logErr);
 extern void header_assemble(struct smb_hdr *, char /* command */ ,
                            const struct cifsTconInfo *, int /* length of
                            fixed section (word count) in two byte units */);
diff --git a/fs/cifs/cifssmb.c b/fs/cifs/cifssmb.c
index 2b2d4fe..f0d9a48 100644
--- a/fs/cifs/cifssmb.c
+++ b/fs/cifs/cifssmb.c
@@ -1446,9 +1446,8 @@ CIFSSMBRead(const int xid, struct cifsTconInfo *tcon, 
const int netfid,
 
        iov[0].iov_base = (char *)pSMB;
        iov[0].iov_len = pSMB->hdr.smb_buf_length + 4;
-       rc = SendReceive2(xid, tcon->ses, iov,
-                         1 /* num iovecs */,
-                         &resp_buf_type, 0);
+       rc = SendReceive2(xid, tcon->ses, iov, 1 /* num iovecs */,
+                        &resp_buf_type, 0 /* not long op */, 1 /* log err */ );
        cifs_stats_inc(&tcon->num_reads);
        pSMBr = (READ_RSP *)iov[0].iov_base;
        if (rc) {
@@ -1667,7 +1666,7 @@ CIFSSMBWrite2(const int xid, struct cifsTconInfo *tcon,
 
 
        rc = SendReceive2(xid, tcon->ses, iov, n_vec + 1, &resp_buf_type,
-                         long_op);
+                         long_op, 0 /* do not log STATUS code */ );
        cifs_stats_inc(&tcon->num_writes);
        if (rc) {
                cFYI(1, ("Send error Write2 = %d", rc));
@@ -3094,7 +3093,8 @@ CIFSSMBGetCIFSACL(const int xid, struct cifsTconInfo 
*tcon, __u16 fid,
        iov[0].iov_base = (char *)pSMB;
        iov[0].iov_len = pSMB->hdr.smb_buf_length + 4;
 
-       rc = SendReceive2(xid, tcon->ses, iov, 1 /* num iovec */, &buf_type, 0);
+       rc = SendReceive2(xid, tcon->ses, iov, 1 /* num iovec */, &buf_type,
+                        0 /* not long op */, 0 /* do not log STATUS codes */ );
        cifs_stats_inc(&tcon->num_acl_get);
        if (rc) {
                cFYI(1, ("Send error in QuerySecDesc = %d", rc));
diff --git a/fs/cifs/netmisc.c b/fs/cifs/netmisc.c
index 9ae4941..f06359c 100644
--- a/fs/cifs/netmisc.c
+++ b/fs/cifs/netmisc.c
@@ -114,10 +114,16 @@ static const struct smb_to_posix_error 
mapping_table_ERRSRV[] = {
        {ERRusempx, -EIO},
        {ERRusestd, -EIO},
        {ERR_NOTIFY_ENUM_DIR, -ENOBUFS},
-       {ERRaccountexpired, -EACCES},
+       {ERRnoSuchUser, -EACCES},
+/*     {ERRaccountexpired, -EACCES},
        {ERRbadclient, -EACCES},
        {ERRbadLogonTime, -EACCES},
-       {ERRpasswordExpired, -EACCES},
+       {ERRpasswordExpired, -EACCES},*/
+       {ERRaccountexpired, -EKEYEXPIRED},
+       {ERRbadclient, -EACCES},
+       {ERRbadLogonTime, -EACCES},
+       {ERRpasswordExpired, -EKEYEXPIRED},
+
        {ERRnosupport, -EINVAL},
        {0, 0}
 };
@@ -270,7 +276,7 @@ static const struct {
         from NT_STATUS_NO_SUCH_USER to NT_STATUS_LOGON_FAILURE
         during the session setup } */
        {
-       ERRDOS, ERRnoaccess, NT_STATUS_NO_SUCH_USER}, {
+       ERRDOS, ERRnoaccess, NT_STATUS_NO_SUCH_USER}, { /* could map to 2238 */
        ERRHRD, ERRgeneral, NT_STATUS_GROUP_EXISTS}, {
        ERRHRD, ERRgeneral, NT_STATUS_NO_SUCH_GROUP}, {
        ERRHRD, ERRgeneral, NT_STATUS_MEMBER_IN_GROUP}, {
@@ -285,10 +291,10 @@ static const struct {
        ERRHRD, ERRgeneral, NT_STATUS_PASSWORD_RESTRICTION}, {
        ERRDOS, ERRnoaccess, NT_STATUS_LOGON_FAILURE}, {
        ERRHRD, ERRgeneral, NT_STATUS_ACCOUNT_RESTRICTION}, {
-       ERRSRV, 2241, NT_STATUS_INVALID_LOGON_HOURS}, {
-       ERRSRV, 2240, NT_STATUS_INVALID_WORKSTATION}, {
+       ERRSRV, ERRbadLogonTime, NT_STATUS_INVALID_LOGON_HOURS}, {
+       ERRSRV, ERRbadclient, NT_STATUS_INVALID_WORKSTATION}, {
        ERRSRV, ERRpasswordExpired, NT_STATUS_PASSWORD_EXPIRED}, {
-       ERRSRV, 2239, NT_STATUS_ACCOUNT_DISABLED}, {
+       ERRSRV, ERRaccountexpired, NT_STATUS_ACCOUNT_DISABLED}, {
        ERRHRD, ERRgeneral, NT_STATUS_NONE_MAPPED}, {
        ERRHRD, ERRgeneral, NT_STATUS_TOO_MANY_LUIDS_REQUESTED}, {
        ERRHRD, ERRgeneral, NT_STATUS_LUIDS_EXHAUSTED}, {
@@ -585,7 +591,7 @@ static const struct {
        ERRDOS, ERRnoaccess, NT_STATUS_TRUST_FAILURE}, {
        ERRHRD, ERRgeneral, NT_STATUS_MUTANT_LIMIT_EXCEEDED}, {
        ERRDOS, ERRnetlogonNotStarted, NT_STATUS_NETLOGON_NOT_STARTED}, {
-       ERRSRV, 2239, NT_STATUS_ACCOUNT_EXPIRED}, {
+       ERRSRV, ERRaccountexpired, NT_STATUS_ACCOUNT_EXPIRED}, {
        ERRHRD, ERRgeneral, NT_STATUS_POSSIBLE_DEADLOCK}, {
        ERRHRD, ERRgeneral, NT_STATUS_NETWORK_CREDENTIAL_CONFLICT}, {
        ERRHRD, ERRgeneral, NT_STATUS_REMOTE_SESSION_LIMIT}, {
@@ -754,7 +760,7 @@ ntstatus_to_dos(__u32 ntstatus, __u8 * eclass, __u16 * 
ecode)
 }
 
 int
-map_smb_to_linux_error(struct smb_hdr *smb)
+map_smb_to_linux_error(struct smb_hdr *smb, int logErr)
 {
        unsigned int i;
        int rc = -EIO;  /* if transport error smb error may not be set */
@@ -771,7 +777,9 @@ map_smb_to_linux_error(struct smb_hdr *smb)
                /* translate the newer STATUS codes to old style SMB errors
                 * and then to POSIX errors */
                __u32 err = le32_to_cpu(smb->Status.CifsError);
-               if (cifsFYI & CIFS_RC)
+               if (logErr && (err != (NT_STATUS_MORE_PROCESSING_REQUIRED)))
+                       cifs_print_status(err);
+               else if (cifsFYI & CIFS_RC)
                        cifs_print_status(err);
                ntstatus_to_dos(err, &smberrclass, &smberrcode);
        } else {
@@ -813,7 +821,7 @@ map_smb_to_linux_error(struct smb_hdr *smb)
        }
        /* else ERRHRD class errors or junk  - return EIO */
 
-       cFYI(1, (" !!Mapping smb error code %d to POSIX err %d !!",
+       cFYI(1, ("Mapping smb error code %d to POSIX err %d",
                 smberrcode, rc));
 
        /* generic corrective action e.g. reconnect SMB session on
diff --git a/fs/cifs/sess.c b/fs/cifs/sess.c
index c74a064..899dc60 100644
--- a/fs/cifs/sess.c
+++ b/fs/cifs/sess.c
@@ -513,7 +513,8 @@ CIFS_SessSetup(unsigned int xid, struct cifsSesInfo *ses, 
int first_time,
 
        iov[1].iov_base = str_area;
        iov[1].iov_len = count;
-       rc = SendReceive2(xid, ses, iov, 2 /* num_iovecs */, &resp_buf_type, 0);
+       rc = SendReceive2(xid, ses, iov, 2 /* num_iovecs */, &resp_buf_type,
+                         0 /* not long op */, 1 /* log NT STATUS if any */ );
        /* SMB request buf freed in SendReceive2 */
 
        cFYI(1, ("ssetup rc from sendrecv2 is %d", rc));
diff --git a/fs/cifs/smberr.h b/fs/cifs/smberr.h
index 2ef0be2..7f50e85 100644
--- a/fs/cifs/smberr.h
+++ b/fs/cifs/smberr.h
@@ -173,9 +173,10 @@
 #define ERRusestd              251     /* temporarily unable to use either raw
                                           or mpx */
 #define ERR_NOTIFY_ENUM_DIR    1024
+#define ERRnoSuchUser          2238    /* user account does not exist */
 #define ERRaccountexpired      2239
-#define ERRbadclient           2240
-#define ERRbadLogonTime                2241
+#define ERRbadclient           2240    /* can not logon from this client */
+#define ERRbadLogonTime                2241    /* logon hours do not allow 
this */
 #define ERRpasswordExpired     2242
 #define ERRnetlogonNotStarted  2455
 #define ERRnosupport           0xFFFF
diff --git a/fs/cifs/transport.c b/fs/cifs/transport.c
index 6684926..7ed32b3 100644
--- a/fs/cifs/transport.c
+++ b/fs/cifs/transport.c
@@ -418,7 +418,7 @@ static int wait_for_response(struct cifsSesInfo *ses,
 int
 SendReceive2(const unsigned int xid, struct cifsSesInfo *ses,
             struct kvec *iov, int n_vec, int *pRespBufType /* ret */,
-            const int long_op)
+            const int long_op, const int logError)
 {
        int rc = 0;
        unsigned int receive_len;
@@ -464,7 +464,6 @@ SendReceive2(const unsigned int xid, struct cifsSesInfo 
*ses,
                wake_up(&ses->server->request_q);
                return rc;
        }
-
        rc = cifs_sign_smb2(iov, n_vec, ses->server, &midQ->sequence_number);
 
        midQ->midState = MID_REQUEST_SUBMITTED;
@@ -567,8 +566,7 @@ SendReceive2(const unsigned int xid, struct cifsSesInfo 
*ses,
                        }
 
                        /* BB special case reconnect tid and uid here? */
-                       /* BB special case Errbadpassword and pwdexpired here */
-                       rc = map_smb_to_linux_error(midQ->resp_buf);
+                       rc = map_smb_to_linux_error(midQ->resp_buf, logError);
 
                        /* convert ByteCount if necessary */
                        if (receive_len >= sizeof(struct smb_hdr) - 4
@@ -747,7 +745,7 @@ SendReceive(const unsigned int xid, struct cifsSesInfo *ses,
                        *pbytes_returned = out_buf->smb_buf_length;
 
                        /* BB special case reconnect tid and uid here? */
-                       rc = map_smb_to_linux_error(out_buf);
+                       rc = map_smb_to_linux_error(out_buf, 0 /* no log */ );
 
                        /* convert ByteCount if necessary */
                        if (receive_len >= sizeof(struct smb_hdr) - 4
@@ -990,7 +988,7 @@ SendReceiveBlockingLock(const unsigned int xid, struct 
cifsTconInfo *tcon,
                        *pbytes_returned = out_buf->smb_buf_length;
 
                        /* BB special case reconnect tid and uid here? */
-                       rc = map_smb_to_linux_error(out_buf);
+                       rc = map_smb_to_linux_error(out_buf, 0 /* no log */ );
 
                        /* convert ByteCount if necessary */
                        if (receive_len >= sizeof(struct smb_hdr) - 4
-
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