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[CIFS] Remove cifs_sb argument from *build_path_from_dentry 

This argument was added in a recent patch, but is unnecessary, since
the superblock is easily obtained from the dentry.

Signed-off-by: Dave Kleikamp <shaggy@austin.ibm.com>
Signed-off-by: Steve French <sfrench@us.ibm.com>
This commit is contained in:
Steve French 2005-08-30 11:32:14 -07:00
parent a9d02ad490
commit 7f57356b70
8 changed files with 29 additions and 29 deletions
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2
fs/cifs/cifsproto.h
View File

@ -40,7 +40,7 @@ extern unsigned int _GetXid(void);
extern void _FreeXid(unsigned int);
#define GetXid() (int)_GetXid(); cFYI(1,("CIFS VFS: in %s as Xid: %d with uid: %d",__FUNCTION__, xid,current->fsuid));
#define FreeXid(curr_xid) {_FreeXid(curr_xid); cFYI(1,("CIFS VFS: leaving %s (xid = %d) rc = %d",__FUNCTION__,curr_xid,(int)rc));}
extern char *build_path_from_dentry(struct dentry *, const struct cifs_sb_info *cifs_sb);
extern char *build_path_from_dentry(struct dentry *);
extern char *build_wildcard_path_from_dentry(struct dentry *direntry);
extern void renew_parental_timestamps(struct dentry *direntry);
extern int SendReceive(const unsigned int /* xid */ , struct cifsSesInfo *,

11
fs/cifs/dir.c
View File

@ -43,11 +43,12 @@ renew_parental_timestamps(struct dentry *direntry)
/* Note: caller must free return buffer */
char *
build_path_from_dentry(struct dentry *direntry, const struct cifs_sb_info *cifs_sb)
build_path_from_dentry(struct dentry *direntry)
{
struct dentry *temp;
int namelen = 0;
char *full_path;
char dirsep = CIFS_DIR_SEP(CIFS_SB(direntry->d_sb));
if(direntry == NULL)
return NULL; /* not much we can do if dentry is freed and
@ -74,7 +75,7 @@ cifs_bp_rename_retry:
if (namelen < 0) {
break;
} else {
full_path[namelen] = CIFS_DIR_SEP(cifs_sb);
full_path[namelen] = dirsep;
strncpy(full_path + namelen + 1, temp->d_name.name,
temp->d_name.len);
cFYI(0, (" name: %s ", full_path + namelen));
@ -138,7 +139,7 @@ cifs_create(struct inode *inode, struct dentry *direntry, int mode,
pTcon = cifs_sb->tcon;
down(&direntry->d_sb->s_vfs_rename_sem);
full_path = build_path_from_dentry(direntry, cifs_sb);
full_path = build_path_from_dentry(direntry);
up(&direntry->d_sb->s_vfs_rename_sem);
if(full_path == NULL) {
FreeXid(xid);
@ -310,7 +311,7 @@ int cifs_mknod(struct inode *inode, struct dentry *direntry, int mode, dev_t dev
pTcon = cifs_sb->tcon;
down(&direntry->d_sb->s_vfs_rename_sem);
full_path = build_path_from_dentry(direntry, cifs_sb);
full_path = build_path_from_dentry(direntry);
up(&direntry->d_sb->s_vfs_rename_sem);
if(full_path == NULL)
rc = -ENOMEM;
@ -409,7 +410,7 @@ cifs_lookup(struct inode *parent_dir_inode, struct dentry *direntry, struct name
/* can not grab the rename sem here since it would
deadlock in the cases (beginning of sys_rename itself)
in which we already have the sb rename sem */
full_path = build_path_from_dentry(direntry, cifs_sb);
full_path = build_path_from_dentry(direntry);
if(full_path == NULL) {
FreeXid(xid);
return ERR_PTR(-ENOMEM);

2
fs/cifs/fcntl.c
View File

@ -83,7 +83,7 @@ int cifs_dir_notify(struct file * file, unsigned long arg)
pTcon = cifs_sb->tcon;
down(&file->f_dentry->d_sb->s_vfs_rename_sem);
full_path = build_path_from_dentry(file->f_dentry, cifs_sb);
full_path = build_path_from_dentry(file->f_dentry);
up(&file->f_dentry->d_sb->s_vfs_rename_sem);
if(full_path == NULL) {

4
fs/cifs/file.c
View File

@ -196,7 +196,7 @@ int cifs_open(struct inode *inode, struct file *file)
}
down(&inode->i_sb->s_vfs_rename_sem);
full_path = build_path_from_dentry(file->f_dentry, cifs_sb);
full_path = build_path_from_dentry(file->f_dentry);
up(&inode->i_sb->s_vfs_rename_sem);
if (full_path == NULL) {
FreeXid(xid);
@ -366,7 +366,7 @@ static int cifs_reopen_file(struct inode *inode, struct file *file,
those that already have the rename sem can end up causing writepage
to get called and if the server was down that means we end up here,
and we can never tell if the caller already has the rename_sem */
full_path = build_path_from_dentry(file->f_dentry, cifs_sb);
full_path = build_path_from_dentry(file->f_dentry);
if (full_path == NULL) {
up(&pCifsFile->fh_sem);
FreeXid(xid);

14
fs/cifs/inode.c
View File

@ -436,7 +436,7 @@ int cifs_unlink(struct inode *inode, struct dentry *direntry)
/* Unlink can be called from rename so we can not grab the sem here
since we deadlock otherwise */
/* down(&direntry->d_sb->s_vfs_rename_sem);*/
full_path = build_path_from_dentry(direntry, cifs_sb);
full_path = build_path_from_dentry(direntry);
/* up(&direntry->d_sb->s_vfs_rename_sem);*/
if (full_path == NULL) {
FreeXid(xid);
@ -580,7 +580,7 @@ int cifs_mkdir(struct inode *inode, struct dentry *direntry, int mode)
pTcon = cifs_sb->tcon;
down(&inode->i_sb->s_vfs_rename_sem);
full_path = build_path_from_dentry(direntry, cifs_sb);
full_path = build_path_from_dentry(direntry);
up(&inode->i_sb->s_vfs_rename_sem);
if (full_path == NULL) {
FreeXid(xid);
@ -654,7 +654,7 @@ int cifs_rmdir(struct inode *inode, struct dentry *direntry)
pTcon = cifs_sb->tcon;
down(&inode->i_sb->s_vfs_rename_sem);
full_path = build_path_from_dentry(direntry, cifs_sb);
full_path = build_path_from_dentry(direntry);
up(&inode->i_sb->s_vfs_rename_sem);
if (full_path == NULL) {
FreeXid(xid);
@ -707,8 +707,8 @@ int cifs_rename(struct inode *source_inode, struct dentry *source_direntry,
/* we already have the rename sem so we do not need to grab it again
here to protect the path integrity */
fromName = build_path_from_dentry(source_direntry, cifs_sb_source);
toName = build_path_from_dentry(target_direntry, cifs_sb_target);
fromName = build_path_from_dentry(source_direntry);
toName = build_path_from_dentry(target_direntry);
if ((fromName == NULL) || (toName == NULL)) {
rc = -ENOMEM;
goto cifs_rename_exit;
@ -824,7 +824,7 @@ int cifs_revalidate(struct dentry *direntry)
/* can not safely grab the rename sem here if rename calls revalidate
since that would deadlock */
full_path = build_path_from_dentry(direntry, cifs_sb);
full_path = build_path_from_dentry(direntry);
if (full_path == NULL) {
FreeXid(xid);
return -ENOMEM;
@ -973,7 +973,7 @@ int cifs_setattr(struct dentry *direntry, struct iattr *attrs)
pTcon = cifs_sb->tcon;
down(&direntry->d_sb->s_vfs_rename_sem);
full_path = build_path_from_dentry(direntry, cifs_sb);
full_path = build_path_from_dentry(direntry);
up(&direntry->d_sb->s_vfs_rename_sem);
if (full_path == NULL) {
FreeXid(xid);

15
fs/cifs/link.c
View File

@ -49,8 +49,8 @@ cifs_hardlink(struct dentry *old_file, struct inode *inode,
BB note DFS case in future though (when we may have to check) */
down(&inode->i_sb->s_vfs_rename_sem);
fromName = build_path_from_dentry(old_file, cifs_sb_target);
toName = build_path_from_dentry(direntry, cifs_sb_target);
fromName = build_path_from_dentry(old_file);
toName = build_path_from_dentry(direntry);
up(&inode->i_sb->s_vfs_rename_sem);
if((fromName == NULL) || (toName == NULL)) {
rc = -ENOMEM;
@ -105,17 +105,16 @@ cifs_follow_link(struct dentry *direntry, struct nameidata *nd)
xid = GetXid();
cifs_sb = CIFS_SB(inode->i_sb);
pTcon = cifs_sb->tcon;
down(&direntry->d_sb->s_vfs_rename_sem);
full_path = build_path_from_dentry(direntry, cifs_sb);
full_path = build_path_from_dentry(direntry);
up(&direntry->d_sb->s_vfs_rename_sem);
if (!full_path)
goto out_no_free;
cFYI(1, ("Full path: %s inode = 0x%p", full_path, inode));
cifs_sb = CIFS_SB(inode->i_sb);
pTcon = cifs_sb->tcon;
target_path = kmalloc(PATH_MAX, GFP_KERNEL);
if (!target_path) {
target_path = ERR_PTR(-ENOMEM);
@ -168,7 +167,7 @@ cifs_symlink(struct inode *inode, struct dentry *direntry, const char *symname)
pTcon = cifs_sb->tcon;
down(&inode->i_sb->s_vfs_rename_sem);
full_path = build_path_from_dentry(direntry, cifs_sb);
full_path = build_path_from_dentry(direntry);
up(&inode->i_sb->s_vfs_rename_sem);
if(full_path == NULL) {
@ -237,7 +236,7 @@ cifs_readlink(struct dentry *direntry, char __user *pBuffer, int buflen)
/* BB would it be safe against deadlock to grab this sem
even though rename itself grabs the sem and calls lookup? */
/* down(&inode->i_sb->s_vfs_rename_sem);*/
full_path = build_path_from_dentry(direntry, cifs_sb);
full_path = build_path_from_dentry(direntry);
/* up(&inode->i_sb->s_vfs_rename_sem);*/
if(full_path == NULL) {

2
fs/cifs/readdir.c
View File

@ -368,7 +368,7 @@ static int initiate_cifs_search(const int xid, struct file *file)
return -EINVAL;
down(&file->f_dentry->d_sb->s_vfs_rename_sem);
full_path = build_path_from_dentry(file->f_dentry, cifs_sb);
full_path = build_path_from_dentry(file->f_dentry);
up(&file->f_dentry->d_sb->s_vfs_rename_sem);
if(full_path == NULL) {

8
fs/cifs/xattr.c
View File

@ -63,7 +63,7 @@ int cifs_removexattr(struct dentry * direntry, const char * ea_name)
pTcon = cifs_sb->tcon;
down(&sb->s_vfs_rename_sem);
full_path = build_path_from_dentry(direntry, cifs_sb);
full_path = build_path_from_dentry(direntry);
up(&sb->s_vfs_rename_sem);
if(full_path == NULL) {
FreeXid(xid);
@ -118,7 +118,7 @@ int cifs_setxattr(struct dentry * direntry, const char * ea_name,
pTcon = cifs_sb->tcon;
down(&sb->s_vfs_rename_sem);
full_path = build_path_from_dentry(direntry, cifs_sb);
full_path = build_path_from_dentry(direntry);
up(&sb->s_vfs_rename_sem);
if(full_path == NULL) {
FreeXid(xid);
@ -227,7 +227,7 @@ ssize_t cifs_getxattr(struct dentry * direntry, const char * ea_name,
pTcon = cifs_sb->tcon;
down(&sb->s_vfs_rename_sem);
full_path = build_path_from_dentry(direntry, cifs_sb);
full_path = build_path_from_dentry(direntry);
up(&sb->s_vfs_rename_sem);
if(full_path == NULL) {
FreeXid(xid);
@ -328,7 +328,7 @@ ssize_t cifs_listxattr(struct dentry * direntry, char * data, size_t buf_size)
pTcon = cifs_sb->tcon;
down(&sb->s_vfs_rename_sem);
full_path = build_path_from_dentry(direntry, cifs_sb);
full_path = build_path_from_dentry(direntry);
up(&sb->s_vfs_rename_sem);
if(full_path == NULL) {
FreeXid(xid);