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authorIngo Molnar <mingo@elte.hu>2006-06-26 13:47:59 +0000
committerSteve French <sfrench@us.ibm.com>2006-06-26 13:47:59 +0000
commit124a27fe32398a69d16bae374aeb17ad67a0ebbf (patch)
tree8912beacdcbb75912222321285c338943316d56e /fs
parentcd49b492fe3fef0b6348f18001f0d73f2577eb01 (diff)
downloadblackbird-op-linux-124a27fe32398a69d16bae374aeb17ad67a0ebbf.tar.gz
blackbird-op-linux-124a27fe32398a69d16bae374aeb17ad67a0ebbf.zip
[CIFS] Remove calls to to take f_owner.lock
CIFS takes/releases f_owner.lock - why? It does not change anything in the fowner state. Remove this locking. Signed-off-by: Ingo Molnar <mingo@elte.hu> Signed-off-by: Steve French <sfrench@us.ibm.com>
Diffstat (limited to 'fs')
-rw-r--r--fs/cifs/file.c9
1 files changed, 0 insertions, 9 deletions
diff --git a/fs/cifs/file.c b/fs/cifs/file.c
index 616b140534be..e9c1573f6aa7 100644
--- a/fs/cifs/file.c
+++ b/fs/cifs/file.c
@@ -110,7 +110,6 @@ static inline int cifs_open_inode_helper(struct inode *inode, struct file *file,
&pCifsInode->openFileList);
}
write_unlock(&GlobalSMBSeslock);
- write_unlock(&file->f_owner.lock);
if (pCifsInode->clientCanCacheRead) {
/* we have the inode open somewhere else
no need to discard cache data */
@@ -287,7 +286,6 @@ int cifs_open(struct inode *inode, struct file *file)
goto out;
}
pCifsFile = cifs_init_private(file->private_data, inode, file, netfid);
- write_lock(&file->f_owner.lock);
write_lock(&GlobalSMBSeslock);
list_add(&pCifsFile->tlist, &pTcon->openFileList);
@@ -298,7 +296,6 @@ int cifs_open(struct inode *inode, struct file *file)
&oplock, buf, full_path, xid);
} else {
write_unlock(&GlobalSMBSeslock);
- write_unlock(&file->f_owner.lock);
}
if (oplock & CIFS_CREATE_ACTION) {
@@ -477,7 +474,6 @@ int cifs_close(struct inode *inode, struct file *file)
pTcon = cifs_sb->tcon;
if (pSMBFile) {
pSMBFile->closePend = TRUE;
- write_lock(&file->f_owner.lock);
if (pTcon) {
/* no sense reconnecting to close a file that is
already closed */
@@ -492,23 +488,18 @@ int cifs_close(struct inode *inode, struct file *file)
the struct would be in each open file,
but this should give enough time to
clear the socket */
- write_unlock(&file->f_owner.lock);
cERROR(1,("close with pending writes"));
msleep(timeout);
- write_lock(&file->f_owner.lock);
timeout *= 4;
}
- write_unlock(&file->f_owner.lock);
rc = CIFSSMBClose(xid, pTcon,
pSMBFile->netfid);
- write_lock(&file->f_owner.lock);
}
}
write_lock(&GlobalSMBSeslock);
list_del(&pSMBFile->flist);
list_del(&pSMBFile->tlist);
write_unlock(&GlobalSMBSeslock);
- write_unlock(&file->f_owner.lock);
kfree(pSMBFile->search_resume_name);
kfree(file->private_data);
file->private_data = NULL;
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