Patents by Inventor Gregg Leonard Liguori

Gregg Leonard Liguori has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Managing processing systems access to control blocks providing information on storage resources
    Patent number: 8103827
    Abstract: Provided are a method, system, and article of manufacture to manage storage resources in a storage system. Requests by processing systems are received for access to a control block providing information on an address assigned to one of the storage resources to access. A token is generated for each processing system requesting the control block uniquely identifying the processing system and the control block. The processing systems are provided copies of the requested control blocks to use to access the storage resource. A request is received to modify one of the control blocks for one of the storage resources. A determination is made as to whether at least one of the tokens was generated for the control block to modify. At least one processing system associated with the determined at least one token is provided a copy of the modified control block to use to access the storage resource associated with the control block.
    Type: Grant
    Filed: February 24, 2009
    Date of Patent: January 24, 2012
    Assignee: International Business Machines Corporation
    Inventors: Gregg Leonard Liguori, David Charles Reed, Michael Robert Scott, Max Douglas Smith
  • MANAGING PROCESSING SYSTEMS ACCESS TO CONTROL BLOCKS PROVIDING INFORMATION ON STORAGE RESOURCES
    Publication number: 20100217930
    Abstract: Provided are a method, system, and article of manufacture to manage storage resources in a storage system. Requests by processing systems are received for access to a control block providing information on an address assigned to one of the storage resources to access. A token is generated for each processing system requesting the control block uniquely identifying the processing system and the control block. The processing systems are provided copies of the requested control blocks to use to access the storage resource. A request is received to modify one of the control blocks for one of the storage resources. A determination is made as to whether at least one of the tokens was generated for the control block to modify. At least one processing system associated with the determined at least one token is provided a copy of the modified control block to use to access the storage resource associated with the control block.
    Type: Application
    Filed: February 24, 2009
    Publication date: August 26, 2010
    Applicant: INTERNATIONAL BUSINESS MACHINES CORPORATION
    Inventors: Gregg Leonard Liguori, David Charles Reed, Michael Robert Scott, Max Douglas Smith