Patents by Inventor MAX J HEIMER

MAX J HEIMER 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).

  • System and method for implementing an efficient large system page invalidation
    Patent number: 10146695
    Abstract: An apparatus includes a memory and a processor coupled to the memory. The processor is configured to perform the steps of: receiving a first head link for a page invalidation chain, the page invalidation chain including a plurality of page invalidation tables (PITs); receiving a second head link for an active real page table (RPT) chain, the active RPT chain including a plurality of RPTs; accessing a PIT, wherein the PIT includes a first data structure and a second data structure; invalidating the one or more RPTs, whereas the one or more RPTs are invalidated simultaneously in a batch; and releasing the one or more RPTs to a free RPT chain, the free RPT chain includes a plurality of released RPTs.
    Type: Grant
    Filed: September 22, 2016
    Date of Patent: December 4, 2018
    Assignee: UNISYS CORPORATION
    Inventors: David W Schroth, Kerry M Langsford, Max J Heimer, Michael J Rieschl
  • SYSTEM AND METHOD FOR IMPLEMENTING AN EFFICIENT LARGE SYSTEM PAGE INVALIDATION
    Publication number: 20180081805
    Abstract: An apparatus includes a memory and a processor coupled to the memory. The processor is configured to perform the steps of: receiving a first head link for a page invalidation chain, the page invalidation chain including a plurality of page invalidation tables (PITs); receiving a second head link for an active real page table (RPT) chain, the active RPT chain including a plurality of RPTs; accessing a PIT, wherein the PIT includes a first data structure and a second data structure; invalidating the one or more RPTs, whereas the one or more RPTs are invalidated simultaneously in a batch; and releasing the one or more RPTs to a free RPT chain, the free RPT chain includes a plurality of released RPTs.
    Type: Application
    Filed: September 22, 2016
    Publication date: March 22, 2018
    Applicant: Unisys Corporation
    Inventors: DAVID W SCHROTH, KERRY M LANGSFORD, MAX J HEIMER, MICHAEL J RIESCHL