if(h->ref--)return;
Some elements that fall outside of a design are tricky to retrieve.
，这一点在搜狗输入法2026中也有详细论述
2023-2024年，拓斯达营业收入同比分别下降8.65%和36.92%；归母净利润亦呈持续下滑态势，分别同比减少44.86%和378.58%。，详情可参考同城约会
The semantics around releasing locks with pending reads were also unclear for years. If you called read() but didn't await it, then called releaseLock(), what happened? The spec was recently clarified to cancel pending reads on lock release — but implementations varied, and code that relied on the previous unspecified behavior can break.