lookup_one_positive_unlocked
dentry = lookup_one_positive_unlocked(&nop_mnt_idmap,
EXPORT_SYMBOL(lookup_one_positive_unlocked);
dchild = lookup_one_positive_unlocked(&nop_mnt_idmap,
dentry = lookup_one_positive_unlocked(&nop_mnt_idmap,
this = lookup_one_positive_unlocked(mnt_idmap(parentpath->layer->mnt),
index = lookup_one_positive_unlocked(ovl_upper_mnt_idmap(ofs), &name,
struct dentry *lookup_one_positive_unlocked(struct mnt_idmap *idmap,