The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
May. 31, 2022
Filed:
Mar. 08, 2019
Applicant:
International Business Machines Corporation, Armonk, NY (US);
Inventors:
Martin Schwidefsky, Boeblingen, DE;
Heiko Carstens, Boeblingen, DE;
Jonathan D. Bradbury, Poughkeepsie, NY (US);
Lisa Cranton Heller, Rhinebeck, NY (US);
Assignee:
INTERNATIONAL BUSINESS MACHINES CORPORATION, Armonk, NY (US);
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F 9/455 (2018.01); G06F 21/60 (2013.01);
U.S. Cl.
CPC ...
G06F 21/602 (2013.01); G06F 9/45558 (2013.01); G06F 2009/45583 (2013.01); G06F 2009/45587 (2013.01);
Abstract
A method is provided. The method is implemented by a secure interface control of a computer that prevents unauthorized accesses to locations in a memory of the computer. The secure interface control determines that a host absolute page is not previously mapped to a virtual page in accordance with securing the host absolute page and a host virtual page is not already mapped to an absolute page in accordance with securing the host absolute page.