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authorJeff Layton <jlayton@redhat.com>2010-09-20 16:01:36 -0700
committerSteve French <sfrench@us.ibm.com>2010-09-29 19:04:33 +0000
commitf7a40689fd1e963cb1006349e050c07584895db5 (patch)
tree32c0275bde5c7c2a9cb36c672648bb19e392171f /fs/cifs
parent0d424ad0a4b8c08e45928bccfa5b4b240097b01b (diff)
downloadop-kernel-dev-f7a40689fd1e963cb1006349e050c07584895db5.zip
op-kernel-dev-f7a40689fd1e963cb1006349e050c07584895db5.tar.gz
cifs: have cifs_new_fileinfo take a tcon arg
To minimize calls to cifs_sb_tcon and to allow for a clear error path if a tcon can't be acquired. Signed-off-by: Jeff Layton <jlayton@redhat.com> Signed-off-by: Steve French <sfrench@us.ibm.com>
Diffstat (limited to 'fs/cifs')
-rw-r--r--fs/cifs/cifsproto.h4
-rw-r--r--fs/cifs/dir.c22
-rw-r--r--fs/cifs/file.c4
3 files changed, 16 insertions, 14 deletions
diff --git a/fs/cifs/cifsproto.h b/fs/cifs/cifsproto.h
index 8604a45..610b226 100644
--- a/fs/cifs/cifsproto.h
+++ b/fs/cifs/cifsproto.h
@@ -107,8 +107,8 @@ extern struct timespec cnvrtDosUnixTm(__le16 le_date, __le16 le_time,
extern struct cifsFileInfo *cifs_new_fileinfo(struct inode *newinode,
__u16 fileHandle, struct file *file,
- struct vfsmount *mnt, unsigned int oflags,
- __u32 oplock);
+ struct vfsmount *mnt, struct cifsTconInfo *tcon,
+ unsigned int oflags, __u32 oplock);
extern int cifs_posix_open(char *full_path, struct inode **pinode,
struct super_block *sb,
int mode, int oflags,
diff --git a/fs/cifs/dir.c b/fs/cifs/dir.c
index fe02435..23ec28a 100644
--- a/fs/cifs/dir.c
+++ b/fs/cifs/dir.c
@@ -131,9 +131,9 @@ cifs_bp_rename_retry:
}
struct cifsFileInfo *
-cifs_new_fileinfo(struct inode *newinode, __u16 fileHandle,
- struct file *file, struct vfsmount *mnt, unsigned int oflags,
- __u32 oplock)
+cifs_new_fileinfo(struct inode *newinode, __u16 fileHandle, struct file *file,
+ struct vfsmount *mnt, struct cifsTconInfo *tcon,
+ unsigned int oflags, __u32 oplock)
{
struct cifsFileInfo *pCifsFile;
struct cifsInodeInfo *pCifsInode;
@@ -150,7 +150,7 @@ cifs_new_fileinfo(struct inode *newinode, __u16 fileHandle,
pCifsFile->pfile = file;
pCifsFile->invalidHandle = false;
pCifsFile->closePend = false;
- pCifsFile->tcon = cifs_sb_tcon(cifs_sb);
+ pCifsFile->tcon = tcon;
mutex_init(&pCifsFile->fh_mutex);
mutex_init(&pCifsFile->lock_mutex);
INIT_LIST_HEAD(&pCifsFile->llist);
@@ -158,7 +158,7 @@ cifs_new_fileinfo(struct inode *newinode, __u16 fileHandle,
INIT_WORK(&pCifsFile->oplock_break, cifs_oplock_break);
write_lock(&GlobalSMBSeslock);
- list_add(&pCifsFile->tlist, &cifs_sb_tcon(cifs_sb)->openFileList);
+ list_add(&pCifsFile->tlist, &tcon->openFileList);
pCifsInode = CIFS_I(newinode);
if (pCifsInode) {
/* if readable file instance put first in list*/
@@ -191,6 +191,7 @@ int cifs_posix_open(char *full_path, struct inode **pinode,
__u32 posix_flags = 0;
struct cifs_sb_info *cifs_sb = CIFS_SB(sb);
struct cifs_fattr fattr;
+ struct cifsTconInfo *tcon = cifs_sb_tcon(cifs_sb);
cFYI(1, "posix open %s", full_path);
@@ -225,9 +226,9 @@ int cifs_posix_open(char *full_path, struct inode **pinode,
posix_flags |= SMB_O_DIRECT;
mode &= ~current_umask();
- rc = CIFSPOSIXCreate(xid, cifs_sb_tcon(cifs_sb), posix_flags, mode,
- pnetfid, presp_data, poplock, full_path,
- cifs_sb->local_nls, cifs_sb->mnt_cifs_flags &
+ rc = CIFSPOSIXCreate(xid, tcon, posix_flags, mode, pnetfid, presp_data,
+ poplock, full_path, cifs_sb->local_nls,
+ cifs_sb->mnt_cifs_flags &
CIFS_MOUNT_MAP_SPECIAL_CHR);
if (rc)
goto posix_open_ret;
@@ -466,7 +467,8 @@ cifs_create_set_dentry:
}
pfile_info = cifs_new_fileinfo(newinode, fileHandle, filp,
- nd->path.mnt, oflags, oplock);
+ nd->path.mnt, tcon, oflags,
+ oplock);
if (pfile_info == NULL) {
fput(filp);
CIFSSMBClose(xid, tcon, fileHandle);
@@ -726,7 +728,7 @@ cifs_lookup(struct inode *parent_dir_inode, struct dentry *direntry,
}
cfile = cifs_new_fileinfo(newInode, fileHandle, filp,
- nd->path.mnt,
+ nd->path.mnt, pTcon,
nd->intent.open.flags,
oplock);
if (cfile == NULL) {
diff --git a/fs/cifs/file.c b/fs/cifs/file.c
index 6712c2b..e5f463e 100644
--- a/fs/cifs/file.c
+++ b/fs/cifs/file.c
@@ -277,7 +277,7 @@ int cifs_open(struct inode *inode, struct file *file)
pCifsFile = cifs_new_fileinfo(inode, netfid, file,
file->f_path.mnt,
- oflags, oplock);
+ tcon, oflags, oplock);
if (pCifsFile == NULL) {
CIFSSMBClose(xid, tcon, netfid);
rc = -ENOMEM;
@@ -370,7 +370,7 @@ int cifs_open(struct inode *inode, struct file *file)
goto out;
pCifsFile = cifs_new_fileinfo(inode, netfid, file, file->f_path.mnt,
- file->f_flags, oplock);
+ tcon, file->f_flags, oplock);
if (pCifsFile == NULL) {
rc = -ENOMEM;
goto out;
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