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:
Sep. 25, 2018
Filed:
Feb. 14, 2017
International Business Machines Corporation, Armonk, NY (US);
Howard M. Haynie, Wappingers Falls, NY (US);
Donald Jung, Hopewell Junction, NY (US);
Jeffrey M. Turner, Poughkeepsie, NY (US);
Jie Zheng, Poughkeepsie, NY (US);
INTERNATIONAL BUSINESS MACHINES CORPORATION, Armonk, NY (US);
Abstract
A method for updating a descriptor engine for a network interface card (NIC) may include quiescing a transmit stream to the NIC. The method may further include stopping a descriptor engine from providing new receive descriptors to the NIC. The method may further include creating a copy in a memory of any receive descriptors already available to the NIC prior to the stopping the descriptor engine. The method may further include setting a controller to redirect inbound traffic to the memory. The method may further include restoring a transmit configuration and a transmit state of the descriptor engine subsequent to updating the descriptor engine.