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System, apparatus and method of enhancing priority boosting of scheduled threads

  • US 20050080824A1
  • Filed: 10/09/2003
  • Published: 04/14/2005
  • Est. Priority Date: 10/09/2003
  • Status: Active Grant
First Claim
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1. A method of enhancing priority boosting of scheduled threads comprising the steps of:

  • determining by a second thread being executed on a second CPU whether to wait for a lock on a shared resource held by a first thread that is scheduled to be executed by a first CPU, the second thread having a higher priority than the first thread;

    boosting the priority of the first thread by passing the higher priority of the second thread to the first thread; and

    enhancing the priority boosting of the first thread by rescheduling the first thread to run on the second CPU.

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