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Diffstat (limited to 'fs/cifs/cifs_debug.c')
-rw-r--r--fs/cifs/cifs_debug.c252
1 files changed, 129 insertions, 123 deletions
diff --git a/fs/cifs/cifs_debug.c b/fs/cifs/cifs_debug.c
index 6017c465440e..07838b2ac1ce 100644
--- a/fs/cifs/cifs_debug.c
+++ b/fs/cifs/cifs_debug.c
@@ -7,16 +7,16 @@
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
+ * the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
- *
+ *
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See
* the GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
+ * along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include <linux/fs.h>
@@ -39,7 +39,7 @@ cifs_dump_mem(char *label, void *data, int length)
char *charptr = data;
char buf[10], line[80];
- printk(KERN_DEBUG "%s: dump of %d bytes of data at 0x%p\n",
+ printk(KERN_DEBUG "%s: dump of %d bytes of data at 0x%p\n",
label, length, data);
for (i = 0; i < length; i += 16) {
line[0] = 0;
@@ -60,10 +60,10 @@ cifs_dump_mem(char *label, void *data, int length)
#ifdef CONFIG_CIFS_DEBUG2
void cifs_dump_detail(struct smb_hdr * smb)
{
- cERROR(1,("Cmd: %d Err: 0x%x Flags: 0x%x Flgs2: 0x%x Mid: %d Pid: %d",
+ cERROR(1, ("Cmd: %d Err: 0x%x Flags: 0x%x Flgs2: 0x%x Mid: %d Pid: %d",
smb->Command, smb->Status.CifsError,
smb->Flags, smb->Flags2, smb->Mid, smb->Pid));
- cERROR(1,("smb buf %p len %d", smb, smbCalcSize_LE(smb)));
+ cERROR(1, ("smb buf %p len %d", smb, smbCalcSize_LE(smb)));
}
@@ -72,36 +72,35 @@ void cifs_dump_mids(struct TCP_Server_Info * server)
struct list_head *tmp;
struct mid_q_entry * mid_entry;
- if(server == NULL)
+ if (server == NULL)
return;
- cERROR(1,("Dump pending requests:"));
+ cERROR(1, ("Dump pending requests:"));
spin_lock(&GlobalMid_Lock);
list_for_each(tmp, &server->pending_mid_q) {
mid_entry = list_entry(tmp, struct mid_q_entry, qhead);
- if(mid_entry) {
- cERROR(1,("State: %d Cmd: %d Pid: %d Tsk: %p Mid %d",
+ if (mid_entry) {
+ cERROR(1, ("State: %d Cmd: %d Pid: %d Tsk: %p Mid %d",
mid_entry->midState,
(int)mid_entry->command,
mid_entry->pid,
mid_entry->tsk,
mid_entry->mid));
#ifdef CONFIG_CIFS_STATS2
- cERROR(1,("IsLarge: %d buf: %p time rcv: %ld now: %ld",
+ cERROR(1, ("IsLarge: %d buf: %p time rcv: %ld now: %ld",
mid_entry->largeBuf,
mid_entry->resp_buf,
mid_entry->when_received,
jiffies));
#endif /* STATS2 */
- cERROR(1,("IsMult: %d IsEnd: %d", mid_entry->multiRsp,
+ cERROR(1, ("IsMult: %d IsEnd: %d", mid_entry->multiRsp,
mid_entry->multiEnd));
- if(mid_entry->resp_buf) {
+ if (mid_entry->resp_buf) {
cifs_dump_detail(mid_entry->resp_buf);
cifs_dump_mem("existing buf: ",
mid_entry->resp_buf,
62 /* fixme */);
}
-
}
}
spin_unlock(&GlobalMid_Lock);
@@ -129,9 +128,10 @@ cifs_debug_data_read(char *buf, char **beginBuffer, off_t offset,
"Display Internal CIFS Data Structures for Debugging\n"
"---------------------------------------------------\n");
buf += length;
- length = sprintf(buf,"CIFS Version %s\n",CIFS_VERSION);
+ length = sprintf(buf, "CIFS Version %s\n", CIFS_VERSION);
buf += length;
- length = sprintf(buf,"Active VFS Requests: %d\n", GlobalTotalActiveXid);
+ length = sprintf(buf,
+ "Active VFS Requests: %d\n", GlobalTotalActiveXid);
buf += length;
length = sprintf(buf, "Servers:");
buf += length;
@@ -141,7 +141,7 @@ cifs_debug_data_read(char *buf, char **beginBuffer, off_t offset,
list_for_each(tmp, &GlobalSMBSessionList) {
i++;
ses = list_entry(tmp, struct cifsSesInfo, cifsSessionList);
- if((ses->serverDomain == NULL) || (ses->serverOS == NULL) ||
+ if ((ses->serverDomain == NULL) || (ses->serverOS == NULL) ||
(ses->serverNOS == NULL)) {
buf += sprintf(buf, "\nentry for %s not fully "
"displayed\n\t", ses->serverName);
@@ -149,15 +149,18 @@ cifs_debug_data_read(char *buf, char **beginBuffer, off_t offset,
} else {
length =
sprintf(buf,
- "\n%d) Name: %s Domain: %s Mounts: %d OS: %s \n\tNOS: %s\tCapability: 0x%x\n\tSMB session status: %d\t",
+ "\n%d) Name: %s Domain: %s Mounts: %d OS:"
+ " %s \n\tNOS: %s\tCapability: 0x%x\n\tSMB"
+ " session status: %d\t",
i, ses->serverName, ses->serverDomain,
atomic_read(&ses->inUse),
ses->serverOS, ses->serverNOS,
- ses->capabilities,ses->status);
+ ses->capabilities, ses->status);
buf += length;
}
- if(ses->server) {
- buf += sprintf(buf, "TCP status: %d\n\tLocal Users To Server: %d SecMode: 0x%x Req On Wire: %d",
+ if (ses->server) {
+ buf += sprintf(buf, "TCP status: %d\n\tLocal Users To "
+ "Server: %d SecMode: 0x%x Req On Wire: %d",
ses->server->tcpStatus,
atomic_read(&ses->server->socketUseCount),
ses->server->secMode,
@@ -165,7 +168,7 @@ cifs_debug_data_read(char *buf, char **beginBuffer, off_t offset,
#ifdef CONFIG_CIFS_STATS2
buf += sprintf(buf, " In Send: %d In MaxReq Wait: %d",
- atomic_read(&ses->server->inSend),
+ atomic_read(&ses->server->inSend),
atomic_read(&ses->server->num_waiters));
#endif
@@ -177,17 +180,19 @@ cifs_debug_data_read(char *buf, char **beginBuffer, off_t offset,
mid_entry = list_entry(tmp1, struct
mid_q_entry,
qhead);
- if(mid_entry) {
- length = sprintf(buf,"State: %d com: %d pid: %d tsk: %p mid %d\n",
- mid_entry->midState,
- (int)mid_entry->command,
- mid_entry->pid,
- mid_entry->tsk,
- mid_entry->mid);
+ if (mid_entry) {
+ length = sprintf(buf,
+ "State: %d com: %d pid:"
+ " %d tsk: %p mid %d\n",
+ mid_entry->midState,
+ (int)mid_entry->command,
+ mid_entry->pid,
+ mid_entry->tsk,
+ mid_entry->mid);
buf += length;
}
}
- spin_unlock(&GlobalMid_Lock);
+ spin_unlock(&GlobalMid_Lock);
}
}
@@ -207,7 +212,8 @@ cifs_debug_data_read(char *buf, char **beginBuffer, off_t offset,
dev_type = le32_to_cpu(tcon->fsDevInfo.DeviceType);
length =
sprintf(buf,
- "\n%d) %s Uses: %d Type: %s DevInfo: 0x%x Attributes: 0x%x\nPathComponentMax: %d Status: %d",
+ "\n%d) %s Uses: %d Type: %s DevInfo: 0x%x "
+ "Attributes: 0x%x\nPathComponentMax: %d Status: %d",
i, tcon->treeName,
atomic_read(&tcon->useCount),
tcon->nativeFileSystem,
@@ -215,7 +221,7 @@ cifs_debug_data_read(char *buf, char **beginBuffer, off_t offset,
le32_to_cpu(tcon->fsAttrInfo.Attributes),
le32_to_cpu(tcon->fsAttrInfo.MaxPathNameComponentLength),
tcon->tidStatus);
- buf += length;
+ buf += length;
if (dev_type == FILE_DEVICE_DISK)
length = sprintf(buf, " type: DISK ");
else if (dev_type == FILE_DEVICE_CD_ROM)
@@ -224,7 +230,7 @@ cifs_debug_data_read(char *buf, char **beginBuffer, off_t offset,
length =
sprintf(buf, " type: %d ", dev_type);
buf += length;
- if(tcon->tidStatus == CifsNeedReconnect) {
+ if (tcon->tidStatus == CifsNeedReconnect) {
buf += sprintf(buf, "\tDISCONNECTED ");
length += 14;
}
@@ -238,9 +244,9 @@ cifs_debug_data_read(char *buf, char **beginBuffer, off_t offset,
/* Now calculate total size of returned data */
length = buf - original_buf;
- if(offset + count >= length)
+ if (offset + count >= length)
*eof = 1;
- if(length < offset) {
+ if (length < offset) {
*eof = 1;
return 0;
} else {
@@ -256,18 +262,18 @@ cifs_debug_data_read(char *buf, char **beginBuffer, off_t offset,
static int
cifs_stats_write(struct file *file, const char __user *buffer,
- unsigned long count, void *data)
+ unsigned long count, void *data)
{
- char c;
- int rc;
+ char c;
+ int rc;
struct list_head *tmp;
struct cifsTconInfo *tcon;
- rc = get_user(c, buffer);
- if (rc)
- return rc;
+ rc = get_user(c, buffer);
+ if (rc)
+ return rc;
- if (c == '1' || c == 'y' || c == 'Y' || c == '0') {
+ if (c == '1' || c == 'y' || c == 'Y' || c == '0') {
read_lock(&GlobalSMBSeslock);
#ifdef CONFIG_CIFS_STATS2
atomic_set(&totBufAllocCount, 0);
@@ -297,14 +303,14 @@ cifs_stats_write(struct file *file, const char __user *buffer,
read_unlock(&GlobalSMBSeslock);
}
- return count;
+ return count;
}
static int
cifs_stats_read(char *buf, char **beginBuffer, off_t offset,
int count, int *eof, void *data)
{
- int item_length,i,length;
+ int item_length, i, length;
struct list_head *tmp;
struct cifsTconInfo *tcon;
@@ -314,44 +320,44 @@ cifs_stats_read(char *buf, char **beginBuffer, off_t offset,
"Resources in use\nCIFS Session: %d\n",
sesInfoAllocCount.counter);
buf += length;
- item_length =
- sprintf(buf,"Share (unique mount targets): %d\n",
+ item_length =
+ sprintf(buf, "Share (unique mount targets): %d\n",
tconInfoAllocCount.counter);
length += item_length;
- buf += item_length;
- item_length =
- sprintf(buf,"SMB Request/Response Buffer: %d Pool size: %d\n",
+ buf += item_length;
+ item_length =
+ sprintf(buf, "SMB Request/Response Buffer: %d Pool size: %d\n",
bufAllocCount.counter,
cifs_min_rcv + tcpSesAllocCount.counter);
length += item_length;
buf += item_length;
- item_length =
- sprintf(buf,"SMB Small Req/Resp Buffer: %d Pool size: %d\n",
- smBufAllocCount.counter,cifs_min_small);
+ item_length =
+ sprintf(buf, "SMB Small Req/Resp Buffer: %d Pool size: %d\n",
+ smBufAllocCount.counter, cifs_min_small);
length += item_length;
buf += item_length;
#ifdef CONFIG_CIFS_STATS2
- item_length = sprintf(buf, "Total Large %d Small %d Allocations\n",
+ item_length = sprintf(buf, "Total Large %d Small %d Allocations\n",
atomic_read(&totBufAllocCount),
- atomic_read(&totSmBufAllocCount));
+ atomic_read(&totSmBufAllocCount));
length += item_length;
buf += item_length;
#endif /* CONFIG_CIFS_STATS2 */
- item_length =
- sprintf(buf,"Operations (MIDs): %d\n",
+ item_length =
+ sprintf(buf, "Operations (MIDs): %d\n",
midCount.counter);
length += item_length;
buf += item_length;
item_length = sprintf(buf,
"\n%d session %d share reconnects\n",
- tcpSesReconnectCount.counter,tconInfoReconnectCount.counter);
+ tcpSesReconnectCount.counter, tconInfoReconnectCount.counter);
length += item_length;
buf += item_length;
item_length = sprintf(buf,
"Total vfs operations: %d maximum at one time: %d\n",
- GlobalCurrentXid,GlobalMaxActiveXid);
+ GlobalCurrentXid, GlobalMaxActiveXid);
length += item_length;
buf += item_length;
@@ -360,10 +366,10 @@ cifs_stats_read(char *buf, char **beginBuffer, off_t offset,
list_for_each(tmp, &GlobalTreeConnectionList) {
i++;
tcon = list_entry(tmp, struct cifsTconInfo, cifsConnectionList);
- item_length = sprintf(buf,"\n%d) %s",i, tcon->treeName);
+ item_length = sprintf(buf, "\n%d) %s", i, tcon->treeName);
buf += item_length;
length += item_length;
- if(tcon->tidStatus == CifsNeedReconnect) {
+ if (tcon->tidStatus == CifsNeedReconnect) {
buf += sprintf(buf, "\tDISCONNECTED ");
length += 14;
}
@@ -380,15 +386,15 @@ cifs_stats_read(char *buf, char **beginBuffer, off_t offset,
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,
+ buf += item_length;
+ length += item_length;
+ item_length = sprintf(buf,
"\nLocks: %d HardLinks: %d Symlinks: %d",
- atomic_read(&tcon->num_locks),
+ atomic_read(&tcon->num_locks),
atomic_read(&tcon->num_hardlinks),
atomic_read(&tcon->num_symlinks));
- buf += item_length;
- length += item_length;
+ buf += item_length;
+ length += item_length;
item_length = sprintf(buf, "\nOpens: %d Closes: %d Deletes: %d",
atomic_read(&tcon->num_opens),
@@ -415,12 +421,12 @@ cifs_stats_read(char *buf, char **beginBuffer, off_t offset,
}
read_unlock(&GlobalSMBSeslock);
- buf += sprintf(buf,"\n");
+ buf += sprintf(buf, "\n");
length++;
- if(offset + count >= length)
+ if (offset + count >= length)
*eof = 1;
- if(length < offset) {
+ if (length < offset) {
*eof = 1;
return 0;
} else {
@@ -428,7 +434,7 @@ cifs_stats_read(char *buf, char **beginBuffer, off_t offset,
}
if (length > count)
length = count;
-
+
return length;
}
#endif
@@ -547,11 +553,11 @@ cifs_proc_clean(void)
remove_proc_entry("MultiuserMount", proc_fs_cifs);
remove_proc_entry("OplockEnabled", proc_fs_cifs);
/* remove_proc_entry("NTLMV2Enabled",proc_fs_cifs); */
- remove_proc_entry("SecurityFlags",proc_fs_cifs);
-/* remove_proc_entry("PacketSigningEnabled",proc_fs_cifs); */
- remove_proc_entry("LinuxExtensionsEnabled",proc_fs_cifs);
- remove_proc_entry("Experimental",proc_fs_cifs);
- remove_proc_entry("LookupCacheEnabled",proc_fs_cifs);
+ remove_proc_entry("SecurityFlags", proc_fs_cifs);
+/* remove_proc_entry("PacketSigningEnabled", proc_fs_cifs); */
+ remove_proc_entry("LinuxExtensionsEnabled", proc_fs_cifs);
+ remove_proc_entry("Experimental", proc_fs_cifs);
+ remove_proc_entry("LookupCacheEnabled", proc_fs_cifs);
remove_proc_entry("cifs", proc_root_fs);
}
@@ -590,7 +596,7 @@ cifsFYI_write(struct file *file, const char __user *buffer,
cifsFYI = 0;
else if (c == '1' || c == 'y' || c == 'Y')
cifsFYI = 1;
- else if((c > '1') && (c <= '9'))
+ else if ((c > '1') && (c <= '9'))
cifsFYI = (int) (c - '0'); /* see cifs_debug.h for meanings */
return count;
@@ -637,28 +643,28 @@ oplockEnabled_write(struct file *file, const char __user *buffer,
static int
experimEnabled_read(char *page, char **start, off_t off,
- int count, int *eof, void *data)
+ int count, int *eof, void *data)
{
- int len;
+ int len;
- len = sprintf(page, "%d\n", experimEnabled);
+ len = sprintf(page, "%d\n", experimEnabled);
- len -= off;
- *start = page + off;
+ len -= off;
+ *start = page + off;
- if (len > count)
- len = count;
- else
- *eof = 1;
+ if (len > count)
+ len = count;
+ else
+ *eof = 1;
- if (len < 0)
- len = 0;
+ if (len < 0)
+ len = 0;
- return len;
+ return len;
}
static int
experimEnabled_write(struct file *file, const char __user *buffer,
- unsigned long count, void *data)
+ unsigned long count, void *data)
{
char c;
int rc;
@@ -678,46 +684,46 @@ experimEnabled_write(struct file *file, const char __user *buffer,
static int
linuxExtensionsEnabled_read(char *page, char **start, off_t off,
- int count, int *eof, void *data)
+ int count, int *eof, void *data)
{
- int len;
+ int len;
- len = sprintf(page, "%d\n", linuxExtEnabled);
- len -= off;
- *start = page + off;
+ len = sprintf(page, "%d\n", linuxExtEnabled);
+ len -= off;
+ *start = page + off;
- if (len > count)
- len = count;
- else
- *eof = 1;
+ if (len > count)
+ len = count;
+ else
+ *eof = 1;
- if (len < 0)
- len = 0;
+ if (len < 0)
+ len = 0;
- return len;
+ return len;
}
static int
linuxExtensionsEnabled_write(struct file *file, const char __user *buffer,
- unsigned long count, void *data)
+ unsigned long count, void *data)
{
- char c;
- int rc;
-
- rc = get_user(c, buffer);
- if (rc)
- return rc;
- if (c == '0' || c == 'n' || c == 'N')
- linuxExtEnabled = 0;
- else if (c == '1' || c == 'y' || c == 'Y')
- linuxExtEnabled = 1;
-
- return count;
+ char c;
+ int rc;
+
+ rc = get_user(c, buffer);
+ if (rc)
+ return rc;
+ if (c == '0' || c == 'n' || c == 'N')
+ linuxExtEnabled = 0;
+ else if (c == '1' || c == 'y' || c == 'Y')
+ linuxExtEnabled = 1;
+
+ return count;
}
static int
lookupFlag_read(char *page, char **start, off_t off,
- int count, int *eof, void *data)
+ int count, int *eof, void *data)
{
int len;
@@ -860,15 +866,15 @@ security_flags_write(struct file *file, const char __user *buffer,
char flags_string[12];
char c;
- if((count < 1) || (count > 11))
+ if ((count < 1) || (count > 11))
return -EINVAL;
memset(flags_string, 0, 12);
- if(copy_from_user(flags_string, buffer, count))
+ if (copy_from_user(flags_string, buffer, count))
return -EFAULT;
- if(count < 3) {
+ if (count < 3) {
/* single char or single char followed by null */
c = flags_string[0];
if (c == '0' || c == 'n' || c == 'N')
@@ -881,15 +887,15 @@ security_flags_write(struct file *file, const char __user *buffer,
flags = simple_strtoul(flags_string, NULL, 0);
- cFYI(1,("sec flags 0x%x", flags));
+ cFYI(1, ("sec flags 0x%x", flags));
- if(flags <= 0) {
- cERROR(1,("invalid security flags %s",flags_string));
+ if (flags <= 0) {
+ cERROR(1, ("invalid security flags %s", flags_string));
return -EINVAL;
}
- if(flags & ~CIFSSEC_MASK) {
- cERROR(1,("attempt to set unsupported security flags 0x%x",
+ if (flags & ~CIFSSEC_MASK) {
+ cERROR(1, ("attempt to set unsupported security flags 0x%x",
flags & ~CIFSSEC_MASK));
return -EINVAL;
}