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. 25, 2017

Filed:

Sep. 07, 2015
Applicant:

Mellanox Technologies Ltd., Yokneam, IL;

Inventors:

Shlomo Raikin, Kibbutz Yassur, IL;

Shachar Raindel, Haifa, IL;

Noam Bloch, Bat Shlomo, IL;

Liran Liss, Atzmon, IL;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F 11/30 (2006.01); G06F 12/10 (2016.01); G06F 13/16 (2006.01); G06F 13/38 (2006.01); G06F 12/08 (2016.01); G06F 12/1009 (2016.01); G06F 12/109 (2016.01); G06F 12/0891 (2016.01);
U.S. Cl.
CPC ...
G06F 11/3065 (2013.01); G06F 12/0891 (2013.01); G06F 12/109 (2013.01); G06F 12/1009 (2013.01); G06F 13/1663 (2013.01); G06F 13/385 (2013.01); G06F 2212/653 (2013.01); G06F 2212/657 (2013.01);
Abstract

A method for data transfer includes receiving in a data transfer operation data to be written by a peripheral device to a specified virtual address in a random access memory (RAM) of a host computer. Upon receiving the data, it is detected that a page that contains the specified virtual address is marked as not present in a page table of the host computer. The peripheral device receives a notification that the page is not present and an estimate of a length of time that will be required to make the page available and selects a mode for handling of the data transfer operation depending upon the estimate.


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