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.

Date of Patent:
Dec. 17, 2013

Filed:

Mar. 09, 2011
Applicants:

Maarten Koning, Bloomfield, CA;

Tomas Evensen, Foster City, CA (US);

Inventors:

Maarten Koning, Bloomfield, CA;

Tomas Evensen, Foster City, CA (US);

Assignee:

Wind River Systems, Inc., Alameda, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 13/24 (2006.01); G06F 17/50 (2006.01); G06F 9/45 (2006.01);
U.S. Cl.
CPC ...
Abstract

A system and method for setting a first indicator indicating that interrupts are virtually locked, receiving a first interrupt at a processor of a computing device, setting a second indicator indicating the receipt of the first interrupt and recording a first timestamp based on the receipt of the first interrupt. The system and method further adapted to virtually execute a routine for the first interrupt that includes determining if the second indicator is set, record a second timestamp based on the virtual execution of the routine and determine an interrupt latency based on the first and second timestamp.


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