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authorSteve French <sfrench@us.ibm.com>2005-06-22 17:13:47 -0700
committerSteve French <sfrench@hera.kernel.org>2005-06-22 17:13:47 -0700
commitdfb7533b5f157ac7135da23883e80d895227d965 (patch)
tree6a09f6d0945653bb21a2cdc8f050b82a4671227c /fs
parent8b22c249e7de453961e4d253b19fc2a0bdd65d53 (diff)
[CIFS] Add stats for findfirst, findnext, findclose
Signed-off-by: Steve French (sfrench@us.ibm.com)
Diffstat (limited to 'fs')
-rw-r--r--fs/cifs/cifsglob.h3
-rw-r--r--fs/cifs/cifssmb.c13
-rw-r--r--fs/cifs/readdir.c16
3 files changed, 25 insertions, 7 deletions
diff --git a/fs/cifs/cifsglob.h b/fs/cifs/cifsglob.h
index 81babab265e..4ed9c13fff5 100644
--- a/fs/cifs/cifsglob.h
+++ b/fs/cifs/cifsglob.h
@@ -219,6 +219,9 @@ struct cifsTconInfo {
atomic_t num_rmdirs;
atomic_t num_renames;
atomic_t num_t2renames;
+ atomic_t num_ffirst;
+ atomic_t num_fnext;
+ atomic_t num_fclose;
__u64 bytes_read;
__u64 bytes_written;
spinlock_t stat_lock;
diff --git a/fs/cifs/cifssmb.c b/fs/cifs/cifssmb.c
index 3c628bf667a..b31158a2643 100644
--- a/fs/cifs/cifssmb.c
+++ b/fs/cifs/cifssmb.c
@@ -2396,7 +2396,9 @@ findUniqueRetry:
if (rc) {
cFYI(1, ("Send error in FindFileDirInfo = %d", rc));
} else { /* decode response */
-
+#ifdef CONFIG_CIFS_STATS
+ atomic_inc(&tcon->num_ffirst);
+#endif
/* BB fill in */
}
@@ -2509,6 +2511,9 @@ findFirstRetry:
if (rc == -EAGAIN)
goto findFirstRetry;
} else { /* decode response */
+#ifdef CONFIG_CIFS_STATS
+ atomic_inc(&tcon->num_ffirst);
+#endif
/* BB remember to free buffer if error BB */
rc = validate_t2((struct smb_t2_rsp *)pSMBr);
if(rc == 0) {
@@ -2622,6 +2627,9 @@ int CIFSFindNext(const int xid, struct cifsTconInfo *tcon,
} else
cFYI(1, ("FindNext returned = %d", rc));
} else { /* decode response */
+#ifdef CONFIG_CIFS_STATS
+ atomic_inc(&tcon->num_fnext);
+#endif
rc = validate_t2((struct smb_t2_rsp *)pSMBr);
if(rc == 0) {
@@ -2691,6 +2699,9 @@ CIFSFindClose(const int xid, struct cifsTconInfo *tcon, const __u16 searchHandle
if (rc) {
cERROR(1, ("Send error in FindClose = %d", rc));
}
+#ifdef CONFIG_CIFS_STATS
+ atomic_inc(&tcon->num_fclose);
+#endif
cifs_small_buf_release(pSMB);
/* Since session is dead, search handle closed on server already */
diff --git a/fs/cifs/readdir.c b/fs/cifs/readdir.c
index 22557716f9a..487221eeddb 100644
--- a/fs/cifs/readdir.c
+++ b/fs/cifs/readdir.c
@@ -190,8 +190,9 @@ static void fill_in_inode(struct inode *tmp_inode,
tmp_inode->i_data.a_ops = &cifs_addr_ops;
if(isNewInode)
- return; /* No sense invalidating pages for new inode since we
- have not started caching readahead file data yet */
+ return; /* No sense invalidating pages for new inode
+ since have not started caching readahead file
+ data yet */
if (timespec_equal(&tmp_inode->i_mtime, &local_mtime) &&
(local_size == tmp_inode->i_size)) {
@@ -536,7 +537,8 @@ static int find_cifs_entry(const int xid, struct cifsTconInfo *pTcon,
while((index_to_find >= cifsFile->srch_inf.index_of_last_entry) &&
(rc == 0) && (cifsFile->srch_inf.endOfSearch == FALSE)){
cFYI(1,("calling findnext2"));
- rc = CIFSFindNext(xid,pTcon,cifsFile->netfid, &cifsFile->srch_inf);
+ rc = CIFSFindNext(xid,pTcon,cifsFile->netfid,
+ &cifsFile->srch_inf);
if(rc)
return -ENOENT;
}
@@ -555,7 +557,7 @@ static int find_cifs_entry(const int xid, struct cifsTconInfo *pTcon,
cFYI(1,("found entry - pos_in_buf %d",pos_in_buf));
current_entry = cifsFile->srch_inf.srch_entries_start;
for(i=0;(i<(pos_in_buf)) && (current_entry != NULL);i++) {
- /* go entry to next entry figuring out which we need to start with */
+ /* go entry by entry figuring out which is first */
/* if( . or ..)
skip */
rc = cifs_entry_is_dot(current_entry,cifsFile);
@@ -721,7 +723,8 @@ static int cifs_filldir(char *pfindEntry, struct file *file,
(FILE_DIRECTORY_INFO *)pfindEntry,&obj_type, rc);
}
- rc = filldir(direntry,qstring.name,qstring.len,file->f_pos,tmp_inode->i_ino,obj_type);
+ rc = filldir(direntry,qstring.name,qstring.len,file->f_pos,
+ tmp_inode->i_ino,obj_type);
if(rc) {
cFYI(1,("filldir rc = %d",rc));
}
@@ -906,7 +909,8 @@ int cifs_readdir(struct file *file, void *direntry, filldir_t filldir)
cifs_save_resume_key(current_entry,cifsFile);
break;
} else
- current_entry = nxt_dir_entry(current_entry,end_of_smb);
+ current_entry = nxt_dir_entry(current_entry,
+ end_of_smb);
}
kfree(tmp_buf);
break;