3303-flashcards/hATaBiZQ - 3303/OV4Hg508 - How does the Priority Inheritance Protocol protect against medium-priority threads.md
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## How does the **Priority Inheritance Protocol** protect against medium-priority threads?
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🛡️ When a high-priority thread blocks on a lock held by a low-priority thread, the **low-priority thread's priority is raised** to match the high-priority thread. This prevents medium-priority threads from preempting it and causing unbounded delay.