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Distributed lock management chip

  • US 20020129182A1
  • Filed: 11/29/2001
  • Published: 09/12/2002
  • Est. Priority Date: 03/08/2001
  • Status: Abandoned Application
First Claim
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1. A lock management apparatus comprising:

  • means for receiving from a processor associated with said lock management apparatus an indicator of a resource to be locked;

    means for causing a corresponding indicator to be stored;

    means for causing said stored indicator to be deleted when an associated resource is unlocked;

    means for receiving from a network a frame indicative of a lock request for a resource;

    means, responsive to receiving a lock request frame originating from another processor, for checking any stored indicators for a matching locked resource;

    means, responsive to detecting a match, for transmitting a frame indicative of said resource being locked by said processor to the originator of said lock request; and

    means, responsive to not detecting a match, for transmitting said lock request frame to the originator of said lock request.

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