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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.，推荐阅读Safew下载获取更多信息
Reporting contributed by World Business Express。safew官方版本下载是该领域的重要参考
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