vserver 1.9.5.x5
[linux-2.6.git] / fs / cifs / cifs_debug.c
index 2c3d9a8..716dd01 100644 (file)
@@ -62,12 +62,17 @@ cifs_debug_data_read(char *buf, char **beginBuffer, off_t offset,
                     int count, int *eof, void *data)
 {
        struct list_head *tmp;
+       struct list_head *tmp1;
+       struct mid_q_entry * mid_entry;
        struct cifsSesInfo *ses;
        struct cifsTconInfo *tcon;
        int i;
        int length = 0;
-       char *buf_start = buf;
+       char * original_buf = buf;
 
+       *beginBuffer = buf + offset;
+
+       
        length =
            sprintf(buf,
                    "Display Internal CIFS Data Structures for Debugging\n"
@@ -94,7 +99,7 @@ cifs_debug_data_read(char *buf, char **beginBuffer, off_t offset,
                                ses->server->secMode,
                                atomic_read(&ses->server->inFlight));
                        
-                       /* length = sprintf(buf, "\nMIDs: \n");
+                       length = sprintf(buf, "\nMIDs: \n");
                        buf += length;
 
                        spin_lock(&GlobalMid_Lock);
@@ -103,11 +108,11 @@ cifs_debug_data_read(char *buf, char **beginBuffer, off_t offset,
                                        mid_q_entry,
                                        qhead);
                                if(mid_entry) {
-                                       length = sprintf(buf,"State: %d com: %d pid: %d tsk: %p\n",mid_entry->midState,mid_entry->command,mid_entry->pid,mid_entry->tsk);
+                                       length = sprintf(buf,"State: %d com: %d pid: %d tsk: %p mid %d\n",mid_entry->midState,mid_entry->command,mid_entry->pid,mid_entry->tsk,mid_entry->mid);
                                        buf += length;
                                }
                        }
-                       spin_unlock(&GlobalMid_Lock); */
+                       spin_unlock(&GlobalMid_Lock); 
                }
 
        }
@@ -121,26 +126,28 @@ cifs_debug_data_read(char *buf, char **beginBuffer, off_t offset,
        i = 0;
        read_lock(&GlobalSMBSeslock);
        list_for_each(tmp, &GlobalTreeConnectionList) {
+               __u32 dev_type;
                i++;
                tcon = list_entry(tmp, struct cifsTconInfo, cifsConnectionList);
+               dev_type = le32_to_cpu(tcon->fsDevInfo.DeviceType);
                length =
                    sprintf(buf,
                            "\n%d) %s Uses: %d Type: %s Characteristics: 0x%x Attributes: 0x%x\nPathComponentMax: %d Status: %d",
                            i, tcon->treeName,
                            atomic_read(&tcon->useCount),
                            tcon->nativeFileSystem,
-                           tcon->fsDevInfo.DeviceCharacteristics,
-                           tcon->fsAttrInfo.Attributes,
-                           tcon->fsAttrInfo.MaxPathNameComponentLength,tcon->tidStatus);
+                           le32_to_cpu(tcon->fsDevInfo.DeviceCharacteristics),
+                           le32_to_cpu(tcon->fsAttrInfo.Attributes),
+                           le32_to_cpu(tcon->fsAttrInfo.MaxPathNameComponentLength),
+                           tcon->tidStatus);
                buf += length;        
-               if (tcon->fsDevInfo.DeviceType == FILE_DEVICE_DISK)
+               if (dev_type == FILE_DEVICE_DISK)
                        length = sprintf(buf, " type: DISK ");
-               else if (tcon->fsDevInfo.DeviceType == FILE_DEVICE_CD_ROM)
+               else if (dev_type == FILE_DEVICE_CD_ROM)
                        length = sprintf(buf, " type: CDROM ");
                else
                        length =
-                           sprintf(buf, " type: %d ",
-                                   tcon->fsDevInfo.DeviceType);
+                           sprintf(buf, " type: %d ", dev_type);
                buf += length;
                if(tcon->tidStatus == CifsNeedReconnect) {
                        buf += sprintf(buf, "\tDISCONNECTED ");
@@ -152,30 +159,20 @@ cifs_debug_data_read(char *buf, char **beginBuffer, off_t offset,
        length = sprintf(buf, "\n");
        buf += length;
 
-       *eof = 1;
        /* BB add code to dump additional info such as TCP session info now */
-       /*
-          if (offset >= (buf - buf_start)) 
-          {
-          *beginBuffer = buf;
-          return 0;
-          }
-          *beginBuffer = buf + offset;
-          if ((buf - buf_start - offset) > count)
-          return count;
-   else */
-       return (buf - buf_start - offset);
-}
+       /* Now calculate total size of returned data */
+       length = buf - original_buf;
 
-int
-cifs_total_xid_read(char *buf, char **beginBuffer, off_t offset,
-                   int length, int *eof, void *data)
-{
-
-       length =
-           sprintf(buf,
-                   "Total vfs operations: %d and maximum simultaneous serviced by this filesystem: %d\n",
-                   GlobalCurrentXid,GlobalMaxActiveXid);
+       if(offset + count >= length)
+               *eof = 1;
+       if(length < offset) {
+               *eof = 1;
+               return 0;
+       } else {
+               length = length - offset;
+       }
+       if (length > count)
+               length = count;
 
        return length;
 }
@@ -183,12 +180,14 @@ cifs_total_xid_read(char *buf, char **beginBuffer, off_t offset,
 #ifdef CONFIG_CIFS_STATS
 int
 cifs_stats_read(char *buf, char **beginBuffer, off_t offset,
-                 int length, int *eof, void *data)
+                 int count, int *eof, void *data)
 {
-       int item_length,i;
+       int item_length,i,length;
        struct list_head *tmp;
        struct cifsTconInfo *tcon;
 
+       *beginBuffer = buf + offset;
+
        length = sprintf(buf,
                        "Resources in use\nCIFS Session: %d\n",
                        sesInfoAllocCount.counter);
@@ -202,7 +201,12 @@ cifs_stats_read(char *buf, char **beginBuffer, off_t offset,
                sprintf(buf,"SMB Request/Response Buffer: %d\n",
                        bufAllocCount.counter);
        length += item_length;
-       buf += item_length;      
+       buf += item_length;
+       item_length = 
+               sprintf(buf,"SMB Small Req/Resp Buffer: %d\n",
+                       smBufAllocCount.counter);
+       length += item_length;
+       buf += item_length;
        item_length = 
                sprintf(buf,"Operations (MIDs): %d\n",
                        midCount.counter);
@@ -214,6 +218,12 @@ cifs_stats_read(char *buf, char **beginBuffer, off_t offset,
        length += item_length;
        buf += item_length;
 
+       item_length = sprintf(buf,
+               "Total vfs operations: %d maximum at one time: %d\n",
+               GlobalCurrentXid,GlobalMaxActiveXid);
+       length += item_length;
+       buf += item_length;
+
        i = 0;
        read_lock(&GlobalSMBSeslock);
        list_for_each(tmp, &GlobalTreeConnectionList) {
@@ -235,10 +245,12 @@ cifs_stats_read(char *buf, char **beginBuffer, off_t offset,
                        atomic_read(&tcon->num_reads),
                        (long long)(tcon->bytes_read));
                buf += item_length;
+               length += item_length;
                item_length = sprintf(buf,"\nWrites: %d Bytes: %lld",
                        atomic_read(&tcon->num_writes),
                        (long long)(tcon->bytes_written));
                buf += item_length;
+               length += item_length;
                item_length = sprintf(buf,
                        "\nOpens: %d Deletes: %d\nMkdirs: %d Rmdirs: %d",
                        atomic_read(&tcon->num_opens),
@@ -247,10 +259,29 @@ cifs_stats_read(char *buf, char **beginBuffer, off_t offset,
                        atomic_read(&tcon->num_rmdirs));
                buf += item_length;
                length += item_length;
+               item_length = sprintf(buf,
+                       "\nRenames: %d T2 Renames %d",
+                       atomic_read(&tcon->num_renames),
+                       atomic_read(&tcon->num_t2renames));
+               buf += item_length;
+               length += item_length;
        }
        read_unlock(&GlobalSMBSeslock);
 
+       buf += sprintf(buf,"\n");
+       length++;
 
+       if(offset + count >= length)
+               *eof = 1;
+       if(length < offset) {
+               *eof = 1;
+               return 0;
+       } else {
+               length = length - offset;
+       }
+       if (length > count)
+               length = count;
+               
        return length;
 }
 #endif
@@ -289,67 +320,65 @@ cifs_proc_init(void)
 
        proc_fs_cifs->owner = THIS_MODULE;
        create_proc_read_entry("DebugData", 0, proc_fs_cifs,
-                               cifs_debug_data_read, 0);
+                               cifs_debug_data_read, NULL);
 
-       create_proc_read_entry("SimultaneousOps", 0, proc_fs_cifs,
-                               cifs_total_xid_read, 0);
 #ifdef CONFIG_CIFS_STATS
        create_proc_read_entry("Stats", 0, proc_fs_cifs,
-                               cifs_stats_read, 0);
+                               cifs_stats_read, NULL);
 #endif
        pde = create_proc_read_entry("cifsFYI", 0, proc_fs_cifs,
-                               cifsFYI_read, 0);
+                               cifsFYI_read, NULL);
        if (pde)
                pde->write_proc = cifsFYI_write;
 
        pde =
            create_proc_read_entry("traceSMB", 0, proc_fs_cifs,
-                               traceSMB_read, 0);
+                               traceSMB_read, NULL);
        if (pde)
                pde->write_proc = traceSMB_write;
 
        pde = create_proc_read_entry("OplockEnabled", 0, proc_fs_cifs,
-                               oplockEnabled_read, 0);
+                               oplockEnabled_read, NULL);
        if (pde)
                pde->write_proc = oplockEnabled_write;
 
-       pde = create_proc_read_entry("QuotaEnabled", 0, proc_fs_cifs,
-                               quotaEnabled_read, 0);
+       pde = create_proc_read_entry("ReenableOldCifsReaddirCode", 0, proc_fs_cifs,
+                               quotaEnabled_read, NULL);
        if (pde)
                pde->write_proc = quotaEnabled_write;
 
        pde = create_proc_read_entry("LinuxExtensionsEnabled", 0, proc_fs_cifs,
-                               linuxExtensionsEnabled_read, 0);
+                               linuxExtensionsEnabled_read, NULL);
        if (pde)
                pde->write_proc = linuxExtensionsEnabled_write;
 
        pde =
            create_proc_read_entry("MultiuserMount", 0, proc_fs_cifs,
-                               multiuser_mount_read, 0);
+                               multiuser_mount_read, NULL);
        if (pde)
                pde->write_proc = multiuser_mount_write;
 
        pde =
            create_proc_read_entry("ExtendedSecurity", 0, proc_fs_cifs,
-                               extended_security_read, 0);
+                               extended_security_read, NULL);
        if (pde)
                pde->write_proc = extended_security_write;
 
        pde =
        create_proc_read_entry("LookupCacheEnabled", 0, proc_fs_cifs,
-                               lookupFlag_read, 0);
+                               lookupFlag_read, NULL);
        if (pde)
                pde->write_proc = lookupFlag_write;
 
        pde =
            create_proc_read_entry("NTLMV2Enabled", 0, proc_fs_cifs,
-                               ntlmv2_enabled_read, 0);
+                               ntlmv2_enabled_read, NULL);
        if (pde)
                pde->write_proc = ntlmv2_enabled_write;
 
        pde =
            create_proc_read_entry("PacketSigningEnabled", 0, proc_fs_cifs,
-                               packet_signing_enabled_read, 0);
+                               packet_signing_enabled_read, NULL);
        if (pde)
                pde->write_proc = packet_signing_enabled_write;
 }
@@ -363,7 +392,6 @@ cifs_proc_clean(void)
        remove_proc_entry("DebugData", proc_fs_cifs);
        remove_proc_entry("cifsFYI", proc_fs_cifs);
        remove_proc_entry("traceSMB", proc_fs_cifs);
-       remove_proc_entry("SimultaneousOps", proc_fs_cifs);
 #ifdef CONFIG_CIFS_STATS
        remove_proc_entry("Stats", proc_fs_cifs);
 #endif
@@ -373,7 +401,7 @@ cifs_proc_clean(void)
        remove_proc_entry("ExtendedSecurity",proc_fs_cifs);
        remove_proc_entry("PacketSigningEnabled",proc_fs_cifs);
        remove_proc_entry("LinuxExtensionsEnabled",proc_fs_cifs);
-       remove_proc_entry("QuotaEnabled",proc_fs_cifs);
+       remove_proc_entry("ReenableOldCifsReaddirCode",proc_fs_cifs);
        remove_proc_entry("LookupCacheEnabled",proc_fs_cifs);
        remove_proc_entry("cifs", proc_root_fs);
 }
@@ -462,7 +490,7 @@ quotaEnabled_read(char *page, char **start, off_t off,
 {
         int len;
 
-        len = sprintf(page, "%d\n", quotaEnabled);
+        len = sprintf(page, "%d\n", experimEnabled);
 /* could also check if quotas are enabled in kernel
        as a whole first */
         len -= off;
@@ -489,9 +517,9 @@ quotaEnabled_write(struct file *file, const char __user *buffer,
         if (rc)
                 return rc;
         if (c == '0' || c == 'n' || c == 'N')
-                quotaEnabled = 0;
+                experimEnabled = 0;
         else if (c == '1' || c == 'y' || c == 'Y')
-                quotaEnabled = 1;
+                experimEnabled = 1;
 
         return count;
 }