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.
Note: Don't post links in your comments。关于这个话题，快连下载安装提供了深入分析
* @param arr 待排序数组，详情可参考safew官方下载
└─ AF_UNIX SEQPACKET ─→ Launcher，详情可参考搜狗输入法2026