This paper expounds the cause of priority inversion problem and its effect for real-time system performance firstly, and then,two approaches named scheduler lock and priority ceiling protocol are employed inμC/OS-Ⅱfor reducing priority inversion phenomenon.
本文提出了在μC/OS-Ⅱ中运用调度器加锁、优先级置顶协议两种抑制优先级反转的实现方法。
参考来源 - 嵌入式实时系统μC/OS·2,447,543篇论文数据,部分数据来源于NoteExpress
The second way is priority ceiling emulation.
第二种方法是使用优先级封顶模拟(priority ceiling emulation)。
This solution effectively implements an Immediate Priority Ceiling algorithm.
这个实现起来很有效率,并且直接提升优先级。
The Priority Ceiling protocol can help mitigate potential Priority Inversion problems.
优先级提升协定可以帮助减轻潜在的优先级反转问题。
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