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:
Nov. 06, 2018
Filed:
Jan. 06, 2016
Applicant:
International Business Machines Corporation, Armonk, NY (US);
Inventors:
Karl J. Duvalsaint, Lagrangeville, NY (US);
Michael K. Gschwind, Chappaqua, NY (US);
Valentina Salapura, Chappaqua, NY (US);
Assignee:
INTERNATIONAL BUSINESS MACHINES CORPORATION, Armonk, NY (US);
Primary Examiner:
Int. Cl.
CPC ...
G06F 11/00 (2006.01); G06F 11/07 (2006.01); G06F 9/30 (2018.01);
U.S. Cl.
CPC ...
G06F 11/079 (2013.01); G06F 9/3004 (2013.01); G06F 9/30076 (2013.01); G06F 11/0721 (2013.01); G06F 11/0751 (2013.01);
Abstract
Corruption of program stacks is detected by using guard words placed in the program stacks. An instruction, which is to be used in protecting stacks of a computing environment, is provided in a called routine, based on determining that the called routine is to include logic to detect corruption of stacks. The instruction in the called routine is to check a guard word provided by a calling routine to determine whether a stack is corrupt.