LBF_ALL_PINNED
env.flags |= LBF_ALL_PINNED;
if (unlikely(env.flags & LBF_ALL_PINNED)) {
env.flags &= ~LBF_ALL_PINNED;
if (sd_parent && !(env.flags & LBF_ALL_PINNED)) {
if ((env.flags & LBF_ALL_PINNED &&
env->flags &= ~LBF_ALL_PINNED;
env->flags &= ~LBF_ALL_PINNED;