vn_fullpath_any_smr
error = vn_fullpath_any_smr(pwd->pwd_cdir, pwd->pwd_rdir, buf, retbuf,
error = vn_fullpath_any_smr(vp, get_pwd_vnode(pwd), buf, retbuf,
error = vn_fullpath_any_smr(vp, rootvnode, buf, retbuf, &buflen, 0);
error = vn_fullpath_any_smr(vp, pwd->pwd_rdir, buf, retbuf, buflen,
static int vn_fullpath_any_smr(struct vnode *vp, struct vnode *rdir, char *buf,