forked from luck/tmp_suning_uos_patched
cifs: make various routines use the cifsFileInfo->tcon pointer
...where it's available and appropriate. Signed-off-by: Jeff Layton <jlayton@redhat.com> Signed-off-by: Steve French <sfrench@us.ibm.com>
This commit is contained in:
Jeff Layton
Steve French
parent
d3bf5221d3
commit
ba00ba64cf
@ -589,6 +589,7 @@ static int cifs_setlease(struct file *file, long arg, struct file_lock **lease)
|
||||
/* note that this is called by vfs setlease with the BKL held
|
||||
although I doubt that BKL is needed here in cifs */
|
||||
struct inode *inode = file->f_path.dentry->d_inode;
|
||||
struct cifsFileInfo *cfile = file->private_data;
|
||||
|
||||
if (!(S_ISREG(inode->i_mode)))
|
||||
return -EINVAL;
|
||||
@ -599,8 +600,7 @@ static int cifs_setlease(struct file *file, long arg, struct file_lock **lease)
|
||||
((arg == F_WRLCK) &&
|
||||
(CIFS_I(inode)->clientCanCacheAll)))
|
||||
return generic_setlease(file, arg, lease);
|
||||
else if (CIFS_SB(inode->i_sb)->tcon->local_lease &&
|
||||
!CIFS_I(inode)->clientCanCacheRead)
|
||||
else if (cfile->tcon->local_lease && !CIFS_I(inode)->clientCanCacheRead)
|
||||
/* If the server claims to support oplock on this
|
||||
file, then we still need to check oplock even
|
||||
if the local_lease mount option is set, but there
|
||||
|
||||
@ -461,7 +461,7 @@ static int cifs_reopen_file(struct file *file, bool can_flush)
|
||||
}
|
||||
|
||||
cifs_sb = CIFS_SB(inode->i_sb);
|
||||
tcon = cifs_sb->tcon;
|
||||
tcon = pCifsFile->tcon;
|
||||
|
||||
/* can not grab rename sem here because various ops, including
|
||||
those that already have the rename sem can end up causing writepage
|
||||
@ -575,7 +575,7 @@ int cifs_close(struct inode *inode, struct file *file)
|
||||
xid = GetXid();
|
||||
|
||||
cifs_sb = CIFS_SB(inode->i_sb);
|
||||
pTcon = cifs_sb->tcon;
|
||||
pTcon = pSMBFile->tcon;
|
||||
if (pSMBFile) {
|
||||
struct cifsLockInfo *li, *tmp;
|
||||
write_lock(&GlobalSMBSeslock);
|
||||
@ -653,11 +653,7 @@ int cifs_closedir(struct inode *inode, struct file *file)
|
||||
xid = GetXid();
|
||||
|
||||
if (pCFileStruct) {
|
||||
struct cifsTconInfo *pTcon;
|
||||
struct cifs_sb_info *cifs_sb =
|
||||
CIFS_SB(file->f_path.dentry->d_sb);
|
||||
|
||||
pTcon = cifs_sb->tcon;
|
||||
struct cifsTconInfo *pTcon = pCFileStruct->tcon;
|
||||
|
||||
cFYI(1, "Freeing private data in close dir");
|
||||
write_lock(&GlobalSMBSeslock);
|
||||
@ -767,7 +763,7 @@ int cifs_lock(struct file *file, int cmd, struct file_lock *pfLock)
|
||||
cFYI(1, "Unknown type of lock");
|
||||
|
||||
cifs_sb = CIFS_SB(file->f_path.dentry->d_sb);
|
||||
tcon = cifs_sb->tcon;
|
||||
tcon = ((struct cifsFileInfo *)file->private_data)->tcon;
|
||||
|
||||
if (file->private_data == NULL) {
|
||||
rc = -EBADF;
|
||||
@ -960,14 +956,14 @@ ssize_t cifs_user_write(struct file *file, const char __user *write_data,
|
||||
|
||||
cifs_sb = CIFS_SB(file->f_path.dentry->d_sb);
|
||||
|
||||
pTcon = cifs_sb->tcon;
|
||||
|
||||
/* cFYI(1, " write %d bytes to offset %lld of %s", write_size,
|
||||
*poffset, file->f_path.dentry->d_name.name); */
|
||||
|
||||
if (file->private_data == NULL)
|
||||
return -EBADF;
|
||||
|
||||
open_file = file->private_data;
|
||||
pTcon = open_file->tcon;
|
||||
|
||||
rc = generic_write_checks(file, poffset, &write_size, 0);
|
||||
if (rc)
|
||||
@ -1062,14 +1058,13 @@ static ssize_t cifs_write(struct file *file, const char *write_data,
|
||||
|
||||
cifs_sb = CIFS_SB(file->f_path.dentry->d_sb);
|
||||
|
||||
pTcon = cifs_sb->tcon;
|
||||
|
||||
cFYI(1, "write %zd bytes to offset %lld of %s", write_size,
|
||||
*poffset, file->f_path.dentry->d_name.name);
|
||||
|
||||
if (file->private_data == NULL)
|
||||
return -EBADF;
|
||||
open_file = file->private_data;
|
||||
pTcon = open_file->tcon;
|
||||
|
||||
xid = GetXid();
|
||||
|
||||
@ -1284,7 +1279,6 @@ static int cifs_partialpagewrite(struct page *page, unsigned from, unsigned to)
|
||||
int rc = -EFAULT;
|
||||
int bytes_written = 0;
|
||||
struct cifs_sb_info *cifs_sb;
|
||||
struct cifsTconInfo *pTcon;
|
||||
struct inode *inode;
|
||||
struct cifsFileInfo *open_file;
|
||||
|
||||
@ -1293,7 +1287,6 @@ static int cifs_partialpagewrite(struct page *page, unsigned from, unsigned to)
|
||||
|
||||
inode = page->mapping->host;
|
||||
cifs_sb = CIFS_SB(inode->i_sb);
|
||||
pTcon = cifs_sb->tcon;
|
||||
|
||||
offset += (loff_t)from;
|
||||
write_data = kmap(page);
|
||||
@ -1352,6 +1345,7 @@ static int cifs_writepages(struct address_space *mapping,
|
||||
int nr_pages;
|
||||
__u64 offset = 0;
|
||||
struct cifsFileInfo *open_file;
|
||||
struct cifsTconInfo *tcon;
|
||||
struct cifsInodeInfo *cifsi = CIFS_I(mapping->host);
|
||||
struct page *page;
|
||||
struct pagevec pvec;
|
||||
@ -1501,8 +1495,9 @@ static int cifs_writepages(struct address_space *mapping,
|
||||
cERROR(1, "No writable handles for inode");
|
||||
rc = -EBADF;
|
||||
} else {
|
||||
tcon = open_file->tcon;
|
||||
long_op = cifs_write_timeout(cifsi, offset);
|
||||
rc = CIFSSMBWrite2(xid, cifs_sb->tcon,
|
||||
rc = CIFSSMBWrite2(xid, tcon,
|
||||
open_file->netfid,
|
||||
bytes_to_write, offset,
|
||||
&bytes_written, iov, n_iov,
|
||||
@ -1520,8 +1515,7 @@ static int cifs_writepages(struct address_space *mapping,
|
||||
else
|
||||
set_bit(AS_EIO, &mapping->flags);
|
||||
} else {
|
||||
cifs_stats_bytes_written(cifs_sb->tcon,
|
||||
bytes_written);
|
||||
cifs_stats_bytes_written(tcon, bytes_written);
|
||||
}
|
||||
}
|
||||
for (i = 0; i < n_iov; i++) {
|
||||
@ -1665,7 +1659,7 @@ int cifs_fsync(struct file *file, int datasync)
|
||||
if (rc == 0) {
|
||||
rc = CIFS_I(inode)->write_behind_rc;
|
||||
CIFS_I(inode)->write_behind_rc = 0;
|
||||
tcon = CIFS_SB(inode->i_sb)->tcon;
|
||||
tcon = smbfile->tcon;
|
||||
if (!rc && tcon && smbfile &&
|
||||
!(CIFS_SB(inode->i_sb)->mnt_cifs_flags & CIFS_MOUNT_NOSSYNC))
|
||||
rc = CIFSSMBFlush(xid, tcon, smbfile->netfid);
|
||||
@ -1750,7 +1744,6 @@ ssize_t cifs_user_read(struct file *file, char __user *read_data,
|
||||
|
||||
xid = GetXid();
|
||||
cifs_sb = CIFS_SB(file->f_path.dentry->d_sb);
|
||||
pTcon = cifs_sb->tcon;
|
||||
|
||||
if (file->private_data == NULL) {
|
||||
rc = -EBADF;
|
||||
@ -1758,6 +1751,7 @@ ssize_t cifs_user_read(struct file *file, char __user *read_data,
|
||||
return rc;
|
||||
}
|
||||
open_file = file->private_data;
|
||||
pTcon = open_file->tcon;
|
||||
|
||||
if ((file->f_flags & O_ACCMODE) == O_WRONLY)
|
||||
cFYI(1, "attempting read on write only file instance");
|
||||
@ -1831,7 +1825,6 @@ static ssize_t cifs_read(struct file *file, char *read_data, size_t read_size,
|
||||
|
||||
xid = GetXid();
|
||||
cifs_sb = CIFS_SB(file->f_path.dentry->d_sb);
|
||||
pTcon = cifs_sb->tcon;
|
||||
|
||||
if (file->private_data == NULL) {
|
||||
rc = -EBADF;
|
||||
@ -1839,6 +1832,7 @@ static ssize_t cifs_read(struct file *file, char *read_data, size_t read_size,
|
||||
return rc;
|
||||
}
|
||||
open_file = file->private_data;
|
||||
pTcon = open_file->tcon;
|
||||
|
||||
if ((file->f_flags & O_ACCMODE) == O_WRONLY)
|
||||
cFYI(1, "attempting read on write only file instance");
|
||||
@ -1974,7 +1968,7 @@ static int cifs_readpages(struct file *file, struct address_space *mapping,
|
||||
}
|
||||
open_file = file->private_data;
|
||||
cifs_sb = CIFS_SB(file->f_path.dentry->d_sb);
|
||||
pTcon = cifs_sb->tcon;
|
||||
pTcon = open_file->tcon;
|
||||
|
||||
/*
|
||||
* Reads as many pages as possible from fscache. Returns -ENOBUFS
|
||||
@ -2312,7 +2306,6 @@ void cifs_oplock_break(struct work_struct *work)
|
||||
oplock_break);
|
||||
struct inode *inode = cfile->pInode;
|
||||
struct cifsInodeInfo *cinode = CIFS_I(inode);
|
||||
struct cifs_sb_info *cifs_sb = CIFS_SB(cfile->mnt->mnt_sb);
|
||||
int rc, waitrc = 0;
|
||||
|
||||
if (inode && S_ISREG(inode->i_mode)) {
|
||||
@ -2339,7 +2332,7 @@ void cifs_oplock_break(struct work_struct *work)
|
||||
* disconnected since oplock already released by the server
|
||||
*/
|
||||
if (!cfile->closePend && !cfile->oplock_break_cancelled) {
|
||||
rc = CIFSSMBLock(0, cifs_sb->tcon, cfile->netfid, 0, 0, 0, 0,
|
||||
rc = CIFSSMBLock(0, cfile->tcon, cfile->netfid, 0, 0, 0, 0,
|
||||
LOCKING_ANDX_OPLOCK_RELEASE, false);
|
||||
cFYI(1, "Oplock release rc = %d", rc);
|
||||
}
|
||||
|
||||
@ -288,8 +288,8 @@ int cifs_get_file_info_unix(struct file *filp)
|
||||
struct cifs_fattr fattr;
|
||||
struct inode *inode = filp->f_path.dentry->d_inode;
|
||||
struct cifs_sb_info *cifs_sb = CIFS_SB(inode->i_sb);
|
||||
struct cifsTconInfo *tcon = cifs_sb->tcon;
|
||||
struct cifsFileInfo *cfile = filp->private_data;
|
||||
struct cifsTconInfo *tcon = cfile->tcon;
|
||||
|
||||
xid = GetXid();
|
||||
rc = CIFSSMBUnixQFileInfo(xid, tcon, cfile->netfid, &find_data);
|
||||
@ -522,8 +522,8 @@ int cifs_get_file_info(struct file *filp)
|
||||
struct cifs_fattr fattr;
|
||||
struct inode *inode = filp->f_path.dentry->d_inode;
|
||||
struct cifs_sb_info *cifs_sb = CIFS_SB(inode->i_sb);
|
||||
struct cifsTconInfo *tcon = cifs_sb->tcon;
|
||||
struct cifsFileInfo *cfile = filp->private_data;
|
||||
struct cifsTconInfo *tcon = cfile->tcon;
|
||||
|
||||
xid = GetXid();
|
||||
rc = CIFSSMBQFileInfo(xid, tcon, cfile->netfid, &find_data);
|
||||
@ -891,7 +891,7 @@ cifs_set_file_info(struct inode *inode, struct iattr *attrs, int xid,
|
||||
struct cifsFileInfo *open_file;
|
||||
struct cifsInodeInfo *cifsInode = CIFS_I(inode);
|
||||
struct cifs_sb_info *cifs_sb = CIFS_SB(inode->i_sb);
|
||||
struct cifsTconInfo *pTcon = cifs_sb->tcon;
|
||||
struct cifsTconInfo *pTcon;
|
||||
FILE_BASIC_INFO info_buf;
|
||||
|
||||
if (attrs == NULL)
|
||||
@ -934,9 +934,12 @@ cifs_set_file_info(struct inode *inode, struct iattr *attrs, int xid,
|
||||
if (open_file) {
|
||||
netfid = open_file->netfid;
|
||||
netpid = open_file->pid;
|
||||
pTcon = open_file->tcon;
|
||||
goto set_via_filehandle;
|
||||
}
|
||||
|
||||
pTcon = cifs_sb->tcon;
|
||||
|
||||
/*
|
||||
* NT4 apparently returns success on this call, but it doesn't
|
||||
* really work.
|
||||
@ -1611,11 +1614,12 @@ int cifs_revalidate_file(struct file *filp)
|
||||
{
|
||||
int rc = 0;
|
||||
struct inode *inode = filp->f_path.dentry->d_inode;
|
||||
struct cifsFileInfo *cfile = (struct cifsFileInfo *) filp->private_data;
|
||||
|
||||
if (!cifs_inode_needs_reval(inode))
|
||||
goto check_inval;
|
||||
|
||||
if (CIFS_SB(inode->i_sb)->tcon->unix_ext)
|
||||
if (cfile->tcon->unix_ext)
|
||||
rc = cifs_get_file_info_unix(filp);
|
||||
else
|
||||
rc = cifs_get_file_info(filp);
|
||||
@ -1720,7 +1724,7 @@ cifs_set_file_size(struct inode *inode, struct iattr *attrs,
|
||||
struct cifsFileInfo *open_file;
|
||||
struct cifsInodeInfo *cifsInode = CIFS_I(inode);
|
||||
struct cifs_sb_info *cifs_sb = CIFS_SB(inode->i_sb);
|
||||
struct cifsTconInfo *pTcon = cifs_sb->tcon;
|
||||
struct cifsTconInfo *pTcon = NULL;
|
||||
|
||||
/*
|
||||
* To avoid spurious oplock breaks from server, in the case of
|
||||
@ -1735,6 +1739,7 @@ cifs_set_file_size(struct inode *inode, struct iattr *attrs,
|
||||
if (open_file) {
|
||||
__u16 nfid = open_file->netfid;
|
||||
__u32 npid = open_file->pid;
|
||||
pTcon = open_file->tcon;
|
||||
rc = CIFSSMBSetFileSize(xid, pTcon, attrs->ia_size, nfid,
|
||||
npid, false);
|
||||
cifsFileInfo_put(open_file);
|
||||
@ -1749,6 +1754,9 @@ cifs_set_file_size(struct inode *inode, struct iattr *attrs,
|
||||
rc = -EINVAL;
|
||||
|
||||
if (rc != 0) {
|
||||
if (pTcon == NULL)
|
||||
pTcon = cifs_sb->tcon;
|
||||
|
||||
/* Set file size by pathname rather than by handle
|
||||
either because no valid, writeable file handle for
|
||||
it was found or because there was an error setting
|
||||
@ -1798,7 +1806,7 @@ cifs_setattr_unix(struct dentry *direntry, struct iattr *attrs)
|
||||
struct inode *inode = direntry->d_inode;
|
||||
struct cifsInodeInfo *cifsInode = CIFS_I(inode);
|
||||
struct cifs_sb_info *cifs_sb = CIFS_SB(inode->i_sb);
|
||||
struct cifsTconInfo *pTcon = cifs_sb->tcon;
|
||||
struct cifsTconInfo *pTcon;
|
||||
struct cifs_unix_set_info_args *args = NULL;
|
||||
struct cifsFileInfo *open_file;
|
||||
|
||||
@ -1889,9 +1897,11 @@ cifs_setattr_unix(struct dentry *direntry, struct iattr *attrs)
|
||||
if (open_file) {
|
||||
u16 nfid = open_file->netfid;
|
||||
u32 npid = open_file->pid;
|
||||
pTcon = open_file->tcon;
|
||||
rc = CIFSSMBUnixSetFileInfo(xid, pTcon, args, nfid, npid);
|
||||
cifsFileInfo_put(open_file);
|
||||
} else {
|
||||
pTcon = cifs_sb->tcon;
|
||||
rc = CIFSSMBUnixSetPathInfo(xid, pTcon, full_path, args,
|
||||
cifs_sb->local_nls,
|
||||
cifs_sb->mnt_cifs_flags &
|
||||
|
||||
@ -37,11 +37,11 @@ long cifs_ioctl(struct file *filep, unsigned int command, unsigned long arg)
|
||||
int xid;
|
||||
struct cifs_sb_info *cifs_sb;
|
||||
#ifdef CONFIG_CIFS_POSIX
|
||||
struct cifsFileInfo *pSMBFile = filep->private_data;
|
||||
struct cifsTconInfo *tcon = pSMBFile->tcon;
|
||||
__u64 ExtAttrBits = 0;
|
||||
__u64 ExtAttrMask = 0;
|
||||
__u64 caps;
|
||||
struct cifsTconInfo *tcon;
|
||||
struct cifsFileInfo *pSMBFile = filep->private_data;
|
||||
__u64 caps = le64_to_cpu(tcon->fsUnixInfo.Capability);
|
||||
#endif /* CONFIG_CIFS_POSIX */
|
||||
|
||||
xid = GetXid();
|
||||
@ -50,17 +50,6 @@ long cifs_ioctl(struct file *filep, unsigned int command, unsigned long arg)
|
||||
|
||||
cifs_sb = CIFS_SB(inode->i_sb);
|
||||
|
||||
#ifdef CONFIG_CIFS_POSIX
|
||||
tcon = cifs_sb->tcon;
|
||||
if (tcon)
|
||||
caps = le64_to_cpu(tcon->fsUnixInfo.Capability);
|
||||
else {
|
||||
rc = -EIO;
|
||||
FreeXid(xid);
|
||||
return -EIO;
|
||||
}
|
||||
#endif /* CONFIG_CIFS_POSIX */
|
||||
|
||||
switch (command) {
|
||||
case CIFS_IOC_CHECKUMOUNT:
|
||||
cFYI(1, "User unmount attempted");
|
||||
|
||||
@ -228,22 +228,21 @@ static int initiate_cifs_search(const int xid, struct file *file)
|
||||
struct cifs_sb_info *cifs_sb;
|
||||
struct cifsTconInfo *pTcon;
|
||||
|
||||
if (file->private_data == NULL) {
|
||||
cifs_sb = CIFS_SB(file->f_path.dentry->d_sb);
|
||||
if (cifs_sb == NULL)
|
||||
return -EINVAL;
|
||||
|
||||
if (file->private_data == NULL)
|
||||
file->private_data =
|
||||
kzalloc(sizeof(struct cifsFileInfo), GFP_KERNEL);
|
||||
}
|
||||
|
||||
if (file->private_data == NULL)
|
||||
return -ENOMEM;
|
||||
cifsFile = file->private_data;
|
||||
cifsFile->invalidHandle = true;
|
||||
cifsFile->srch_inf.endOfSearch = false;
|
||||
|
||||
cifs_sb = CIFS_SB(file->f_path.dentry->d_sb);
|
||||
if (cifs_sb == NULL)
|
||||
return -EINVAL;
|
||||
|
||||
pTcon = cifs_sb->tcon;
|
||||
cifsFile->tcon = cifs_sb->tcon;
|
||||
pTcon = cifsFile->tcon;
|
||||
if (pTcon == NULL)
|
||||
return -EINVAL;
|
||||
|
||||
@ -786,9 +785,6 @@ int cifs_readdir(struct file *file, void *direntry, filldir_t filldir)
|
||||
xid = GetXid();
|
||||
|
||||
cifs_sb = CIFS_SB(file->f_path.dentry->d_sb);
|
||||
pTcon = cifs_sb->tcon;
|
||||
if (pTcon == NULL)
|
||||
return -EINVAL;
|
||||
|
||||
switch ((int) file->f_pos) {
|
||||
case 0:
|
||||
@ -838,6 +834,7 @@ int cifs_readdir(struct file *file, void *direntry, filldir_t filldir)
|
||||
CIFSFindClose(xid, pTcon, cifsFile->netfid);
|
||||
} */
|
||||
|
||||
pTcon = cifsFile->tcon;
|
||||
rc = find_cifs_entry(xid, pTcon, file,
|
||||
¤t_entry, &num_to_fill);
|
||||
if (rc) {
|
||||
|
||||
Loading…
Reference in New Issue
Block a user