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[CIFS] Add stats for findfirst, findnext, findclose 

Signed-off-by: Steve French (sfrench@us.ibm.com)
This commit is contained in:
Steve French 2005-06-22 17:13:47 -07:00 committed by Steve French
parent 8b22c249e7
commit dfb7533b5f
3 changed files with 25 additions and 7 deletions
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3
fs/cifs/cifsglob.h
View File

@ -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;

13
fs/cifs/cifssmb.c
View File

@ -2396,7 +2396,9 @@ int CIFSFindSingle(const int xid, struct cifsTconInfo *tcon,
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 @@ CIFSFindFirst(const int xid, struct cifsTconInfo *tcon,
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 */

16
fs/cifs/readdir.c
View File

@ -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;