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:
Jan. 14, 2020

Filed:

Apr. 28, 2017
Applicant:

Huawei Technologies Co., Ltd., Shenzhen, Guangdong, CN;

Inventors:

Haiyan Hu, Hangzhou, CN;

Shaofeng Shen, Hangzhou, CN;

Miao Tang, Shenzhen, CN;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F 3/06 (2006.01); G06F 13/16 (2006.01); G06F 9/455 (2018.01); G06F 9/50 (2006.01); G06F 13/32 (2006.01); G06F 13/42 (2006.01); G06F 12/02 (2006.01);
U.S. Cl.
CPC ...
G06F 3/0622 (2013.01); G06F 3/0631 (2013.01); G06F 3/0659 (2013.01); G06F 3/0679 (2013.01); G06F 9/45558 (2013.01); G06F 9/5016 (2013.01); G06F 13/16 (2013.01); G06F 13/32 (2013.01); G06F 13/4282 (2013.01); G06F 12/0246 (2013.01); G06F 2009/45579 (2013.01); G06F 2009/45583 (2013.01); G06F 2212/7202 (2013.01); G06F 2213/0026 (2013.01);
Abstract

An SR-IOV-supported storage resource access method is disclosed, the method includes: consolidating a storage medium as a unified storage resource, and dividing the unified storage resource into multiple storage sub-resources; allocating the storage sub-resources to at least one of a PF or a VF according to a preset allocation rule, and maintaining a resource allocation table including a mapping relationship between the storage sub-resources and at least one of PF or VF; receiving a host command sent by a virtual machine to a destination VF or by a virtual machine monitor to a destination PF; and searching the resource allocation table according to destination VF or destination PF, and performing, on a storage sub-resource corresponding to destination PF or destination VF and according to the mapping relationship between the storage sub-resources and the PF or the VF in the resource allocation table, an operation corresponding to the host command.


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