diff options
| author | Steve French <sfrench@us.ibm.com> | 2006-02-28 03:45:48 +0000 |
|---|---|---|
| committer | Steve French <sfrench@us.ibm.com> | 2006-02-28 03:45:48 +0000 |
| commit | d47d7c1a850b867047fe17140fabd0376894e849 (patch) | |
| tree | 267b5a68a3182c937a9958ea507712f2d78db7bf | |
| parent | 4b8f930ff83aaed39fd5f935aeacc25f2549a51e (diff) | |
| download | linux-d47d7c1a850b867047fe17140fabd0376894e849.tar.gz | |
[CIFS] CIFS readdir perf optimizations part 1
Signed-off-by: Steve French <sfrench@us.ibm.com>
| -rw-r--r-- | fs/cifs/cifssmb.c | 8 | ||||
| -rw-r--r-- | fs/cifs/file.c | 23 | ||||
| -rw-r--r-- | fs/cifs/readdir.c | 7 |
3 files changed, 27 insertions, 11 deletions
diff --git a/fs/cifs/cifssmb.c b/fs/cifs/cifssmb.c index e567f4e6196aa1..0ddd97b1d87d43 100644 --- a/fs/cifs/cifssmb.c +++ b/fs/cifs/cifssmb.c @@ -3026,6 +3026,7 @@ findFirstRetry: psrch_inf->unicode = FALSE; psrch_inf->ntwrk_buf_start = (char *)pSMBr; + psrch_inf->smallBuf = 0; psrch_inf->srch_entries_start = (char *) &pSMBr->hdr.Protocol + le16_to_cpu(pSMBr->t2.DataOffset); @@ -3146,9 +3147,14 @@ int CIFSFindNext(const int xid, struct cifsTconInfo *tcon, parms = (T2_FNEXT_RSP_PARMS *)response_data; response_data = (char *)&pSMBr->hdr.Protocol + le16_to_cpu(pSMBr->t2.DataOffset); - cifs_buf_release(psrch_inf->ntwrk_buf_start); + if(psrch_inf->smallBuf) + cifs_small_buf_release( + psrch_inf->ntwrk_buf_start); + else + cifs_buf_release(psrch_inf->ntwrk_buf_start); psrch_inf->srch_entries_start = response_data; psrch_inf->ntwrk_buf_start = (char *)pSMB; + psrch_inf->smallBuf = 0; if(parms->EndofSearch) psrch_inf->endOfSearch = TRUE; else diff --git a/fs/cifs/file.c b/fs/cifs/file.c index 675bd25682979f..e5bf1ad540d97e 100644 --- a/fs/cifs/file.c +++ b/fs/cifs/file.c @@ -555,7 +555,10 @@ int cifs_closedir(struct inode *inode, struct file *file) if (ptmp) { cFYI(1, ("closedir free smb buf in srch struct")); pCFileStruct->srch_inf.ntwrk_buf_start = NULL; - cifs_buf_release(ptmp); + if(pCFileStruct->srch_inf.smallBuf) + cifs_small_buf_release(ptmp); + else + cifs_buf_release(ptmp); } ptmp = pCFileStruct->search_resume_name; if (ptmp) { @@ -592,11 +595,11 @@ int cifs_lock(struct file *file, int cmd, struct file_lock *pfLock) pfLock->fl_end)); if (pfLock->fl_flags & FL_POSIX) - cFYI(1, ("Posix ")); + cFYI(1, ("Posix")); if (pfLock->fl_flags & FL_FLOCK) - cFYI(1, ("Flock ")); + cFYI(1, ("Flock")); if (pfLock->fl_flags & FL_SLEEP) { - cFYI(1, ("Blocking lock ")); + cFYI(1, ("Blocking lock")); wait_flag = TRUE; } if (pfLock->fl_flags & FL_ACCESS) @@ -612,21 +615,23 @@ int cifs_lock(struct file *file, int cmd, struct file_lock *pfLock) cFYI(1, ("F_WRLCK ")); numLock = 1; } else if (pfLock->fl_type == F_UNLCK) { - cFYI(1, ("F_UNLCK ")); + cFYI(1, ("F_UNLCK")); numUnlock = 1; + /* Check if unlock includes more than + one lock range */ } else if (pfLock->fl_type == F_RDLCK) { - cFYI(1, ("F_RDLCK ")); + cFYI(1, ("F_RDLCK")); lockType |= LOCKING_ANDX_SHARED_LOCK; numLock = 1; } else if (pfLock->fl_type == F_EXLCK) { - cFYI(1, ("F_EXLCK ")); + cFYI(1, ("F_EXLCK")); numLock = 1; } else if (pfLock->fl_type == F_SHLCK) { - cFYI(1, ("F_SHLCK ")); + cFYI(1, ("F_SHLCK")); lockType |= LOCKING_ANDX_SHARED_LOCK; numLock = 1; } else - cFYI(1, ("Unknown type of lock ")); + cFYI(1, ("Unknown type of lock")); cifs_sb = CIFS_SB(file->f_dentry->d_sb); pTcon = cifs_sb->tcon; diff --git a/fs/cifs/readdir.c b/fs/cifs/readdir.c index 288cc048d37f1e..405d4b7ec3acb2 100644 --- a/fs/cifs/readdir.c +++ b/fs/cifs/readdir.c @@ -604,7 +604,12 @@ static int find_cifs_entry(const int xid, struct cifsTconInfo *pTcon, cifsFile->search_resume_name = NULL; if(cifsFile->srch_inf.ntwrk_buf_start) { cFYI(1,("freeing SMB ff cache buf on search rewind")); - cifs_buf_release(cifsFile->srch_inf.ntwrk_buf_start); + if(cifsFile->srch_inf.smallBuf) + cifs_small_buf_release(cifsFile->srch_inf. + ntwrk_buf_start); + else + cifs_buf_release(cifsFile->srch_inf. + ntwrk_buf_start); } rc = initiate_cifs_search(xid,file); if(rc) { |