lookup_fast: get rid of name argument

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
This commit is contained in:
Al Viro 2013-01-24 18:16:00 -05:00
parent 21b9b07392
commit e97cdc87be

View File

@ -1342,7 +1342,7 @@ static struct dentry *__lookup_hash(struct qstr *name,
* small and for now I'd prefer to have fast path as straight as possible.
* It _is_ time-critical.
*/
static int lookup_fast(struct nameidata *nd, struct qstr *name,
static int lookup_fast(struct nameidata *nd,
struct path *path, struct inode **inode)
{
struct vfsmount *mnt = nd->path.mnt;
@ -1358,7 +1358,7 @@ static int lookup_fast(struct nameidata *nd, struct qstr *name,
*/
if (nd->flags & LOOKUP_RCU) {
unsigned seq;
dentry = __d_lookup_rcu(parent, name, &seq, nd->inode);
dentry = __d_lookup_rcu(parent, &nd->last, &seq, nd->inode);
if (!dentry)
goto unlazy;
@ -1400,7 +1400,7 @@ unlazy:
if (unlazy_walk(nd, dentry))
return -ECHILD;
} else {
dentry = __d_lookup(parent, name);
dentry = __d_lookup(parent, &nd->last);
}
if (unlikely(!dentry))
@ -1530,7 +1530,7 @@ static inline int walk_component(struct nameidata *nd, struct path *path,
*/
if (unlikely(nd->last_type != LAST_NORM))
return handle_dots(nd, nd->last_type);
err = lookup_fast(nd, &nd->last, path, &inode);
err = lookup_fast(nd, path, &inode);
if (unlikely(err)) {
if (err < 0)
goto out_err;
@ -2728,7 +2728,7 @@ static int do_last(struct nameidata *nd, struct path *path,
if (open_flag & O_PATH && !(nd->flags & LOOKUP_FOLLOW))
symlink_ok = true;
/* we _can_ be in RCU mode here */
error = lookup_fast(nd, &nd->last, path, &inode);
error = lookup_fast(nd, path, &inode);
if (likely(!error))
goto finish_lookup;