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:
Apr. 30, 2019

Filed:

Oct. 06, 2014
Applicant:

Western Digital Technologies, Inc., Irvine, CA (US);

Inventors:

Zvonimir Z. Bandic, San Jose, CA (US);

Frank R. Chu, Milpitas, CA (US);

Qingbo Wang, Irvine, CA (US);

Damien Cyril Daniel Le Moal, Tokyo-To, JP;

Assignee:
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G06F 12/00 (2006.01); G06F 3/06 (2006.01); G06F 17/30 (2006.01); G06F 13/42 (2006.01);
U.S. Cl.
CPC ...
G06F 3/0643 (2013.01); G06F 3/0611 (2013.01); G06F 3/0685 (2013.01); G06F 13/4221 (2013.01); G06F 17/30218 (2013.01);
Abstract

Techniques for providing file system functionality over a PCIe interface are disclosed. In some embodiments, the techniques may be realized as a method for providing file system functionality over a PCIe interface including receiving from a host device a storage command, specially devised for such a standard protocol, at a PCIe-based device controller, parsing, using at least one computer processor of the PCIe-based device controller, the storage command, traversing, using PCIe-based device controller, one or more portions of file system metadata of an associated storage media device, wherein the PCIe-based device controller is configured to traverse the one or more portions of file system metadata based on the parsed storage command independent of any subsequent communication with the host device, and returning data to the host device.


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