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:
Oct. 27, 2015

Filed:

Dec. 29, 2011
Applicants:

Xavier Vera, Barcelona, ES;

Matteo Monchiero, Barcelona, ES;

Javier Carretero Casado, Barcelona, ES;

Enric Herrero, Cardedeu, ES;

Tanausu Ramirez, Barcelona, ES;

Inventors:

Xavier Vera, Barcelona, ES;

Matteo Monchiero, Barcelona, ES;

Javier Carretero Casado, Barcelona, ES;

Enric Herrero, Cardedeu, ES;

Tanausu Ramirez, Barcelona, ES;

Assignee:

Intel Corporation, Santa Clara, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 13/00 (2006.01); G06F 12/08 (2006.01); G06F 11/00 (2006.01); G06F 11/08 (2006.01); G06F 11/16 (2006.01); G06F 12/12 (2006.01); G06F 11/20 (2006.01);
U.S. Cl.
CPC ...
G06F 12/0822 (2013.01); G06F 11/00 (2013.01); G06F 11/08 (2013.01); G06F 11/1666 (2013.01); G06F 12/0806 (2013.01); G06F 12/0815 (2013.01); G06F 12/0817 (2013.01); G06F 12/12 (2013.01); G06F 11/20 (2013.01); G06F 2212/1024 (2013.01); G06F 2212/1028 (2013.01); G06F 2212/1044 (2013.01); Y02B 60/1225 (2013.01);
Abstract

Some implementations disclosed herein provide techniques and arrangements for recovery of data stored in memory shared by a number of processors through information stored in a cache directory. A core of a processor may initiate access (e.g., read or write) to particular data located in a first cache that is accessible to the core. In response to detecting an error associated with accessing the particular data, a location in the processor that includes the particular data may be identified and the particular data may be copied from the location to the first cache.


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