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kill opendata->{mnt,dentry}

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->filp->f_path is there for purpose...

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
This commit is contained in:
Al Viro 2012-06-10 05:55:37 -04:00
parent d95852777b
commit a4a3bdd778
3 changed files with 9 additions and 14 deletions
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2
fs/internal.h
View File

@ -83,8 +83,6 @@ extern struct super_block *user_get_super(dev_t);
* open.c
*/
struct opendata {
struct dentry *dentry;
struct vfsmount *mnt;
struct file *filp;
};
struct open_flags {

15
fs/namei.c
View File

@ -2269,14 +2269,11 @@ static struct file *atomic_open(struct nameidata *nd, struct dentry *dentry,
if (nd->flags & LOOKUP_DIRECTORY)
open_flag |= O_DIRECTORY;
od->dentry = DENTRY_NOT_SET;
od->mnt = nd->path.mnt;
od->filp->f_path.dentry = DENTRY_NOT_SET;
od->filp->f_path.mnt = nd->path.mnt;
error = dir->i_op->atomic_open(dir, dentry, od, open_flag, mode,
opened);
if (error < 0) {
if (WARN_ON(od->dentry != DENTRY_NOT_SET))
dput(od->dentry);
if (create_error && error == -ENOENT)
error = create_error;
filp = ERR_PTR(error);
@ -2290,13 +2287,13 @@ static struct file *atomic_open(struct nameidata *nd, struct dentry *dentry,
}
if (error) { /* returned 1, that is */
if (WARN_ON(od->dentry == DENTRY_NOT_SET)) {
if (WARN_ON(od->filp->f_path.dentry == DENTRY_NOT_SET)) {
filp = ERR_PTR(-EIO);
goto out;
}
if (od->dentry) {
if (od->filp->f_path.dentry) {
dput(dentry);
dentry = od->dentry;
dentry = od->filp->f_path.dentry;
}
goto looked_up;
}
@ -2607,7 +2604,7 @@ finish_open_created:
error = may_open(&nd->path, acc_mode, open_flag);
if (error)
goto exit;
od->mnt = nd->path.mnt;
od->filp->f_path.mnt = nd->path.mnt;
filp = finish_open(od, nd->path.dentry, NULL, opened);
if (IS_ERR(filp)) {
if (filp == ERR_PTR(-EOPENSTALE))

6
fs/open.c
View File

@ -788,10 +788,10 @@ struct file *finish_open(struct opendata *od, struct dentry *dentry,
struct file *res;
BUG_ON(*opened & FILE_OPENED); /* once it's opened, it's opened */
mntget(od->mnt);
mntget(od->filp->f_path.mnt);
dget(dentry);
res = do_dentry_open(dentry, od->mnt, od->filp, open, current_cred());
res = do_dentry_open(dentry, od->filp->f_path.mnt, od->filp, open, current_cred());
if (!IS_ERR(res))
*opened |= FILE_OPENED;
@ -810,7 +810,7 @@ EXPORT_SYMBOL(finish_open);
*/
void finish_no_open(struct opendata *od, struct dentry *dentry)
{
od->dentry = dentry;
od->filp->f_path.dentry = dentry;
}
EXPORT_SYMBOL(finish_no_open);