@@ -282,24 +282,8 @@ static ssize_t cifs_stats_proc_write(struct file *file,
struct cifs_tcon,
tcon_list);
atomic_set(&tcon->num_smbs_sent, 0);
- atomic_set(&tcon->num_writes, 0);
- atomic_set(&tcon->num_reads, 0);
- atomic_set(&tcon->num_oplock_brks, 0);
- atomic_set(&tcon->num_opens, 0);
- atomic_set(&tcon->num_posixopens, 0);
- atomic_set(&tcon->num_posixmkdirs, 0);
- atomic_set(&tcon->num_closes, 0);
- atomic_set(&tcon->num_deletes, 0);
- atomic_set(&tcon->num_mkdirs, 0);
- atomic_set(&tcon->num_rmdirs, 0);
- atomic_set(&tcon->num_renames, 0);
- atomic_set(&tcon->num_t2renames, 0);
- atomic_set(&tcon->num_ffirst, 0);
- atomic_set(&tcon->num_fnext, 0);
- atomic_set(&tcon->num_fclose, 0);
- atomic_set(&tcon->num_hardlinks, 0);
- atomic_set(&tcon->num_symlinks, 0);
- atomic_set(&tcon->num_locks, 0);
+ if (server->ops->clear_stats)
+ server->ops->clear_stats(tcon);
}
}
}
@@ -358,42 +342,10 @@ static int cifs_stats_proc_show(struct seq_file *m, void *v)
seq_printf(m, "\n%d) %s", i, tcon->treeName);
if (tcon->need_reconnect)
seq_puts(m, "\tDISCONNECTED ");
- seq_printf(m, "\nSMBs: %d Oplock Breaks: %d",
- atomic_read(&tcon->num_smbs_sent),
- atomic_read(&tcon->num_oplock_brks));
- seq_printf(m, "\nReads: %d Bytes: %lld",
- atomic_read(&tcon->num_reads),
- (long long)(tcon->bytes_read));
- seq_printf(m, "\nWrites: %d Bytes: %lld",
- atomic_read(&tcon->num_writes),
- (long long)(tcon->bytes_written));
- seq_printf(m, "\nFlushes: %d",
- atomic_read(&tcon->num_flushes));
- seq_printf(m, "\nLocks: %d HardLinks: %d "
- "Symlinks: %d",
- atomic_read(&tcon->num_locks),
- atomic_read(&tcon->num_hardlinks),
- atomic_read(&tcon->num_symlinks));
- seq_printf(m, "\nOpens: %d Closes: %d "
- "Deletes: %d",
- atomic_read(&tcon->num_opens),
- atomic_read(&tcon->num_closes),
- atomic_read(&tcon->num_deletes));
- seq_printf(m, "\nPosix Opens: %d "
- "Posix Mkdirs: %d",
- atomic_read(&tcon->num_posixopens),
- atomic_read(&tcon->num_posixmkdirs));
- seq_printf(m, "\nMkdirs: %d Rmdirs: %d",
- atomic_read(&tcon->num_mkdirs),
- atomic_read(&tcon->num_rmdirs));
- seq_printf(m, "\nRenames: %d T2 Renames %d",
- atomic_read(&tcon->num_renames),
- atomic_read(&tcon->num_t2renames));
- seq_printf(m, "\nFindFirst: %d FNext %d "
- "FClose %d",
- atomic_read(&tcon->num_ffirst),
- atomic_read(&tcon->num_fnext),
- atomic_read(&tcon->num_fclose));
+ seq_printf(m, "\nSMBs: %d",
+ atomic_read(&tcon->num_smbs_sent));
+ if (server->ops->print_stats)
+ server->ops->print_stats(m, tcon);
}
}
}
@@ -197,6 +197,8 @@ struct smb_version_operations {
/* find mid corresponding to the response message */
struct mid_q_entry * (*find_mid)(struct TCP_Server_Info *, char *);
void (*dump_detail)(void *);
+ void (*clear_stats)(struct cifs_tcon *);
+ void (*print_stats)(struct seq_file *m, struct cifs_tcon *);
/* verify the message */
int (*check_message)(char *, unsigned int);
bool (*is_oplock_break)(char *, struct TCP_Server_Info *);
@@ -566,27 +568,31 @@ struct cifs_tcon {
enum statusEnum tidStatus;
#ifdef CONFIG_CIFS_STATS
atomic_t num_smbs_sent;
- atomic_t num_writes;
- atomic_t num_reads;
- atomic_t num_flushes;
- atomic_t num_oplock_brks;
- atomic_t num_opens;
- atomic_t num_closes;
- atomic_t num_deletes;
- atomic_t num_mkdirs;
- atomic_t num_posixopens;
- atomic_t num_posixmkdirs;
- atomic_t num_rmdirs;
- atomic_t num_renames;
- atomic_t num_t2renames;
- atomic_t num_ffirst;
- atomic_t num_fnext;
- atomic_t num_fclose;
- atomic_t num_hardlinks;
- atomic_t num_symlinks;
- atomic_t num_locks;
- atomic_t num_acl_get;
- atomic_t num_acl_set;
+ union {
+ struct {
+ atomic_t num_writes;
+ atomic_t num_reads;
+ atomic_t num_flushes;
+ atomic_t num_oplock_brks;
+ atomic_t num_opens;
+ atomic_t num_closes;
+ atomic_t num_deletes;
+ atomic_t num_mkdirs;
+ atomic_t num_posixopens;
+ atomic_t num_posixmkdirs;
+ atomic_t num_rmdirs;
+ atomic_t num_renames;
+ atomic_t num_t2renames;
+ atomic_t num_ffirst;
+ atomic_t num_fnext;
+ atomic_t num_fclose;
+ atomic_t num_hardlinks;
+ atomic_t num_symlinks;
+ atomic_t num_locks;
+ atomic_t num_acl_get;
+ atomic_t num_acl_set;
+ } cifs_stats;
+ } stats;
#ifdef CONFIG_CIFS_STATS2
unsigned long long time_writes;
unsigned long long time_reads;
@@ -893,7 +893,7 @@ PsxDelete:
cFYI(1, "Posix delete returned %d", rc);
cifs_buf_release(pSMB);
- cifs_stats_inc(&tcon->num_deletes);
+ cifs_stats_inc(&tcon->stats.cifs_stats.num_deletes);
if (rc == -EAGAIN)
goto PsxDelete;
@@ -936,7 +936,7 @@ DelFileRetry:
pSMB->ByteCount = cpu_to_le16(name_len + 1);
rc = SendReceive(xid, tcon->ses, (struct smb_hdr *) pSMB,
(struct smb_hdr *) pSMBr, &bytes_returned, 0);
- cifs_stats_inc(&tcon->num_deletes);
+ cifs_stats_inc(&tcon->stats.cifs_stats.num_deletes);
if (rc)
cFYI(1, "Error in RMFile = %d", rc);
@@ -981,7 +981,7 @@ RmDirRetry:
pSMB->ByteCount = cpu_to_le16(name_len + 1);
rc = SendReceive(xid, tcon->ses, (struct smb_hdr *) pSMB,
(struct smb_hdr *) pSMBr, &bytes_returned, 0);
- cifs_stats_inc(&tcon->num_rmdirs);
+ cifs_stats_inc(&tcon->stats.cifs_stats.num_rmdirs);
if (rc)
cFYI(1, "Error in RMDir = %d", rc);
@@ -1024,7 +1024,7 @@ MkDirRetry:
pSMB->ByteCount = cpu_to_le16(name_len + 1);
rc = SendReceive(xid, tcon->ses, (struct smb_hdr *) pSMB,
(struct smb_hdr *) pSMBr, &bytes_returned, 0);
- cifs_stats_inc(&tcon->num_mkdirs);
+ cifs_stats_inc(&tcon->stats.cifs_stats.num_mkdirs);
if (rc)
cFYI(1, "Error in Mkdir = %d", rc);
@@ -1147,9 +1147,9 @@ psx_create_err:
cifs_buf_release(pSMB);
if (posix_flags & SMB_O_DIRECTORY)
- cifs_stats_inc(&tcon->num_posixmkdirs);
+ cifs_stats_inc(&tcon->stats.cifs_stats.num_posixmkdirs);
else
- cifs_stats_inc(&tcon->num_posixopens);
+ cifs_stats_inc(&tcon->stats.cifs_stats.num_posixopens);
if (rc == -EAGAIN)
goto PsxCreat;
@@ -1270,7 +1270,7 @@ OldOpenRetry:
/* long_op set to 1 to allow for oplock break timeouts */
rc = SendReceive(xid, tcon->ses, (struct smb_hdr *) pSMB,
(struct smb_hdr *)pSMBr, &bytes_returned, 0);
- cifs_stats_inc(&tcon->num_opens);
+ cifs_stats_inc(&tcon->stats.cifs_stats.num_opens);
if (rc) {
cFYI(1, "Error in Open = %d", rc);
} else {
@@ -1383,7 +1383,7 @@ openRetry:
/* long_op set to 1 to allow for oplock break timeouts */
rc = SendReceive(xid, tcon->ses, (struct smb_hdr *) pSMB,
(struct smb_hdr *)pSMBr, &bytes_returned, 0);
- cifs_stats_inc(&tcon->num_opens);
+ cifs_stats_inc(&tcon->stats.cifs_stats.num_opens);
if (rc) {
cFYI(1, "Error in Open = %d", rc);
} else {
@@ -1650,7 +1650,7 @@ cifs_async_readv(struct cifs_readdata *rdata)
rdata, 0);
if (rc == 0)
- cifs_stats_inc(&tcon->num_reads);
+ cifs_stats_inc(&tcon->stats.cifs_stats.num_reads);
else
kref_put(&rdata->refcount, cifs_readdata_release);
@@ -1720,7 +1720,7 @@ CIFSSMBRead(const unsigned int xid, struct cifs_io_parms *io_parms,
iov[0].iov_len = be32_to_cpu(pSMB->hdr.smb_buf_length) + 4;
rc = SendReceive2(xid, tcon->ses, iov, 1 /* num iovecs */,
&resp_buf_type, CIFS_LOG_ERROR);
- cifs_stats_inc(&tcon->num_reads);
+ cifs_stats_inc(&tcon->stats.cifs_stats.num_reads);
pSMBr = (READ_RSP *)iov[0].iov_base;
if (rc) {
cERROR(1, "Send error in read = %d", rc);
@@ -1872,7 +1872,7 @@ CIFSSMBWrite(const unsigned int xid, struct cifs_io_parms *io_parms,
rc = SendReceive(xid, tcon->ses, (struct smb_hdr *) pSMB,
(struct smb_hdr *) pSMBr, &bytes_returned, long_op);
- cifs_stats_inc(&tcon->num_writes);
+ cifs_stats_inc(&tcon->stats.cifs_stats.num_writes);
if (rc) {
cFYI(1, "Send error in write = %d", rc);
} else {
@@ -2123,7 +2123,7 @@ cifs_async_writev(struct cifs_writedata *wdata)
NULL, cifs_writev_callback, wdata, 0);
if (rc == 0)
- cifs_stats_inc(&tcon->num_writes);
+ cifs_stats_inc(&tcon->stats.cifs_stats.num_writes);
else
kref_put(&wdata->refcount, cifs_writedata_release);
@@ -2213,7 +2213,7 @@ CIFSSMBWrite2(const unsigned int xid, struct cifs_io_parms *io_parms,
rc = SendReceive2(xid, tcon->ses, iov, n_vec + 1, &resp_buf_type,
long_op);
- cifs_stats_inc(&tcon->num_writes);
+ cifs_stats_inc(&tcon->stats.cifs_stats.num_writes);
if (rc) {
cFYI(1, "Send error Write2 = %d", rc);
} else if (resp_buf_type == 0) {
@@ -2279,7 +2279,7 @@ int cifs_lockv(const unsigned int xid, struct cifs_tcon *tcon,
iov[1].iov_base = (char *)buf;
iov[1].iov_len = (num_unlock + num_lock) * sizeof(LOCKING_ANDX_RANGE);
- cifs_stats_inc(&tcon->num_locks);
+ cifs_stats_inc(&tcon->stats.cifs_stats.num_locks);
rc = SendReceive2(xid, tcon->ses, iov, 2, &resp_buf_type, CIFS_NO_RESP);
if (rc)
cFYI(1, "Send error in cifs_lockv = %d", rc);
@@ -2348,7 +2348,7 @@ CIFSSMBLock(const unsigned int xid, struct cifs_tcon *tcon,
rc = SendReceiveNoRsp(xid, tcon->ses, (char *)pSMB, flags);
/* SMB buffer freed by function above */
}
- cifs_stats_inc(&tcon->num_locks);
+ cifs_stats_inc(&tcon->stats.cifs_stats.num_locks);
if (rc)
cFYI(1, "Send error in Lock = %d", rc);
@@ -2513,7 +2513,7 @@ CIFSSMBClose(const unsigned int xid, struct cifs_tcon *tcon, int smb_file_id)
pSMB->LastWriteTime = 0xFFFFFFFF;
pSMB->ByteCount = 0;
rc = SendReceiveNoRsp(xid, tcon->ses, (char *) pSMB, 0);
- cifs_stats_inc(&tcon->num_closes);
+ cifs_stats_inc(&tcon->stats.cifs_stats.num_closes);
if (rc) {
if (rc != -EINTR) {
/* EINTR is expected when user ctl-c to kill app */
@@ -2542,7 +2542,7 @@ CIFSSMBFlush(const unsigned int xid, struct cifs_tcon *tcon, int smb_file_id)
pSMB->FileID = (__u16) smb_file_id;
pSMB->ByteCount = 0;
rc = SendReceiveNoRsp(xid, tcon->ses, (char *) pSMB, 0);
- cifs_stats_inc(&tcon->num_flushes);
+ cifs_stats_inc(&tcon->stats.cifs_stats.num_flushes);
if (rc)
cERROR(1, "Send error in Flush = %d", rc);
@@ -2605,7 +2605,7 @@ renameRetry:
rc = SendReceive(xid, tcon->ses, (struct smb_hdr *) pSMB,
(struct smb_hdr *) pSMBr, &bytes_returned, 0);
- cifs_stats_inc(&tcon->num_renames);
+ cifs_stats_inc(&tcon->stats.cifs_stats.num_renames);
if (rc)
cFYI(1, "Send error in rename = %d", rc);
@@ -2686,7 +2686,7 @@ int CIFSSMBRenameOpenFile(const unsigned int xid, struct cifs_tcon *pTcon,
pSMB->ByteCount = cpu_to_le16(byte_count);
rc = SendReceive(xid, pTcon->ses, (struct smb_hdr *) pSMB,
(struct smb_hdr *) pSMBr, &bytes_returned, 0);
- cifs_stats_inc(&pTcon->num_t2renames);
+ cifs_stats_inc(&pTcon->stats.cifs_stats.num_t2renames);
if (rc)
cFYI(1, "Send error in Rename (by file handle) = %d", rc);
@@ -2843,7 +2843,7 @@ createSymLinkRetry:
pSMB->ByteCount = cpu_to_le16(byte_count);
rc = SendReceive(xid, tcon->ses, (struct smb_hdr *) pSMB,
(struct smb_hdr *) pSMBr, &bytes_returned, 0);
- cifs_stats_inc(&tcon->num_symlinks);
+ cifs_stats_inc(&tcon->stats.cifs_stats.num_symlinks);
if (rc)
cFYI(1, "Send error in SetPathInfo create symlink = %d", rc);
@@ -2929,7 +2929,7 @@ createHardLinkRetry:
pSMB->ByteCount = cpu_to_le16(byte_count);
rc = SendReceive(xid, tcon->ses, (struct smb_hdr *) pSMB,
(struct smb_hdr *) pSMBr, &bytes_returned, 0);
- cifs_stats_inc(&tcon->num_hardlinks);
+ cifs_stats_inc(&tcon->stats.cifs_stats.num_hardlinks);
if (rc)
cFYI(1, "Send error in SetPathInfo (hard link) = %d", rc);
@@ -3001,7 +3001,7 @@ winCreateHardLinkRetry:
rc = SendReceive(xid, tcon->ses, (struct smb_hdr *) pSMB,
(struct smb_hdr *) pSMBr, &bytes_returned, 0);
- cifs_stats_inc(&tcon->num_hardlinks);
+ cifs_stats_inc(&tcon->stats.cifs_stats.num_hardlinks);
if (rc)
cFYI(1, "Send error in hard link (NT rename) = %d", rc);
@@ -3419,7 +3419,7 @@ queryAclRetry:
rc = SendReceive(xid, tcon->ses, (struct smb_hdr *) pSMB,
(struct smb_hdr *) pSMBr, &bytes_returned, 0);
- cifs_stats_inc(&tcon->num_acl_get);
+ cifs_stats_inc(&tcon->stats.cifs_stats.num_acl_get);
if (rc) {
cFYI(1, "Send error in Query POSIX ACL = %d", rc);
} else {
@@ -3730,7 +3730,7 @@ CIFSSMBGetCIFSACL(const unsigned int xid, struct cifs_tcon *tcon, __u16 fid,
rc = SendReceive2(xid, tcon->ses, iov, 1 /* num iovec */, &buf_type,
0);
- cifs_stats_inc(&tcon->num_acl_get);
+ cifs_stats_inc(&tcon->stats.cifs_stats.num_acl_get);
if (rc) {
cFYI(1, "Send error in QuerySecDesc = %d", rc);
} else { /* decode response */
@@ -4332,7 +4332,7 @@ findFirstRetry:
rc = SendReceive(xid, tcon->ses, (struct smb_hdr *) pSMB,
(struct smb_hdr *) pSMBr, &bytes_returned, 0);
- cifs_stats_inc(&tcon->num_ffirst);
+ cifs_stats_inc(&tcon->stats.cifs_stats.num_ffirst);
if (rc) {/* BB add logic to retry regular search if Unix search
rejected unexpectedly by server */
@@ -4459,7 +4459,7 @@ int CIFSFindNext(const unsigned int xid, struct cifs_tcon *tcon,
rc = SendReceive(xid, tcon->ses, (struct smb_hdr *) pSMB,
(struct smb_hdr *) pSMBr, &bytes_returned, 0);
- cifs_stats_inc(&tcon->num_fnext);
+ cifs_stats_inc(&tcon->stats.cifs_stats.num_fnext);
if (rc) {
if (rc == -EBADF) {
psrch_inf->endOfSearch = true;
@@ -4550,7 +4550,7 @@ CIFSFindClose(const unsigned int xid, struct cifs_tcon *tcon,
if (rc)
cERROR(1, "Send error in FindClose = %d", rc);
- cifs_stats_inc(&tcon->num_fclose);
+ cifs_stats_inc(&tcon->stats.cifs_stats.num_fclose);
/* Since session is dead, search handle closed on server already */
if (rc == -EAGAIN)
@@ -461,7 +461,7 @@ is_valid_oplock_break(char *buffer, struct TCP_Server_Info *srv)
if (tcon->tid != buf->Tid)
continue;
- cifs_stats_inc(&tcon->num_oplock_brks);
+ cifs_stats_inc(&tcon->stats.cifs_stats.num_oplock_brks);
spin_lock(&cifs_file_list_lock);
list_for_each(tmp2, &tcon->openFileList) {
netfile = list_entry(tmp2, struct cifsFileInfo,
@@ -520,6 +520,72 @@ cifs_build_path_to_root(struct smb_vol *vol, struct cifs_sb_info *cifs_sb,
return full_path;
}
+static void
+cifs_clear_stats(struct cifs_tcon *tcon)
+{
+#ifdef CONFIG_CIFS_STATS
+ atomic_set(&tcon->stats.cifs_stats.num_writes, 0);
+ atomic_set(&tcon->stats.cifs_stats.num_reads, 0);
+ atomic_set(&tcon->stats.cifs_stats.num_flushes, 0);
+ atomic_set(&tcon->stats.cifs_stats.num_oplock_brks, 0);
+ atomic_set(&tcon->stats.cifs_stats.num_opens, 0);
+ atomic_set(&tcon->stats.cifs_stats.num_posixopens, 0);
+ atomic_set(&tcon->stats.cifs_stats.num_posixmkdirs, 0);
+ atomic_set(&tcon->stats.cifs_stats.num_closes, 0);
+ atomic_set(&tcon->stats.cifs_stats.num_deletes, 0);
+ atomic_set(&tcon->stats.cifs_stats.num_mkdirs, 0);
+ atomic_set(&tcon->stats.cifs_stats.num_rmdirs, 0);
+ atomic_set(&tcon->stats.cifs_stats.num_renames, 0);
+ atomic_set(&tcon->stats.cifs_stats.num_t2renames, 0);
+ atomic_set(&tcon->stats.cifs_stats.num_ffirst, 0);
+ atomic_set(&tcon->stats.cifs_stats.num_fnext, 0);
+ atomic_set(&tcon->stats.cifs_stats.num_fclose, 0);
+ atomic_set(&tcon->stats.cifs_stats.num_hardlinks, 0);
+ atomic_set(&tcon->stats.cifs_stats.num_symlinks, 0);
+ atomic_set(&tcon->stats.cifs_stats.num_locks, 0);
+ atomic_set(&tcon->stats.cifs_stats.num_acl_get, 0);
+ atomic_set(&tcon->stats.cifs_stats.num_acl_set, 0);
+#endif
+}
+
+static void
+cifs_print_stats(struct seq_file *m, struct cifs_tcon *tcon)
+{
+#ifdef CONFIG_CIFS_STATS
+ seq_printf(m, " Oplocks breaks: %d",
+ atomic_read(&tcon->stats.cifs_stats.num_oplock_brks));
+ seq_printf(m, "\nReads: %d Bytes: %llu",
+ atomic_read(&tcon->stats.cifs_stats.num_reads),
+ (long long)(tcon->bytes_read));
+ seq_printf(m, "\nWrites: %d Bytes: %llu",
+ atomic_read(&tcon->stats.cifs_stats.num_writes),
+ (long long)(tcon->bytes_written));
+ seq_printf(m, "\nFlushes: %d",
+ atomic_read(&tcon->stats.cifs_stats.num_flushes));
+ seq_printf(m, "\nLocks: %d HardLinks: %d Symlinks: %d",
+ atomic_read(&tcon->stats.cifs_stats.num_locks),
+ atomic_read(&tcon->stats.cifs_stats.num_hardlinks),
+ atomic_read(&tcon->stats.cifs_stats.num_symlinks));
+ seq_printf(m, "\nOpens: %d Closes: %d Deletes: %d",
+ atomic_read(&tcon->stats.cifs_stats.num_opens),
+ atomic_read(&tcon->stats.cifs_stats.num_closes),
+ atomic_read(&tcon->stats.cifs_stats.num_deletes));
+ seq_printf(m, "\nPosix Opens: %d Posix Mkdirs: %d",
+ atomic_read(&tcon->stats.cifs_stats.num_posixopens),
+ atomic_read(&tcon->stats.cifs_stats.num_posixmkdirs));
+ seq_printf(m, "\nMkdirs: %d Rmdirs: %d",
+ atomic_read(&tcon->stats.cifs_stats.num_mkdirs),
+ atomic_read(&tcon->stats.cifs_stats.num_rmdirs));
+ seq_printf(m, "\nRenames: %d T2 Renames %d",
+ atomic_read(&tcon->stats.cifs_stats.num_renames),
+ atomic_read(&tcon->stats.cifs_stats.num_t2renames));
+ seq_printf(m, "\nFindFirst: %d FNext %d FClose %d",
+ atomic_read(&tcon->stats.cifs_stats.num_ffirst),
+ atomic_read(&tcon->stats.cifs_stats.num_fnext),
+ atomic_read(&tcon->stats.cifs_stats.num_fclose));
+#endif
+}
+
struct smb_version_operations smb1_operations = {
.send_cancel = send_nt_cancel,
.compare_fids = cifs_compare_fids,
@@ -537,6 +603,8 @@ struct smb_version_operations smb1_operations = {
.find_mid = cifs_find_mid,
.check_message = checkSMB,
.dump_detail = cifs_dump_detail,
+ .clear_stats = cifs_clear_stats,
+ .print_stats = cifs_print_stats,
.is_oplock_break = is_valid_oplock_break,
.check_trans2 = cifs_check_trans2,
.need_neg = cifs_need_neg,
Signed-off-by: Pavel Shilovsky <pshilovsky@samba.org> --- fs/cifs/cifs_debug.c | 60 ++++--------------------------------------- fs/cifs/cifsglob.h | 48 ++++++++++++++++++++--------------- fs/cifs/cifssmb.c | 54 ++++++++++++++++++++-------------------- fs/cifs/misc.c | 2 +- fs/cifs/smb1ops.c | 68 ++++++++++++++++++++++++++++++++++++++++++++++++++ 5 files changed, 129 insertions(+), 103 deletions(-)