lookup_one_unlocked
tmp = lookup_one_unlocked(mnt_idmap(mnt), &QSTR(nbuf), parent);
nresult = lookup_one_unlocked(mnt_idmap(mnt), &QSTR(nbuf), target_dir);
EXPORT_SYMBOL(lookup_one_unlocked);
struct dentry *ret = lookup_one_unlocked(idmap, name, base);
dentry = lookup_one_unlocked(&nop_mnt_idmap,
struct dentry *ret = lookup_one_unlocked(mnt_idmap(d->layer->mnt),
return lookup_one_unlocked(ovl_upper_mnt_idmap(ofs),
dent = lookup_one_unlocked(idmap,
struct dentry *lookup_one_unlocked(struct mnt_idmap *idmap,