Patents by Inventor Jian Feng TAN

Jian Feng TAN has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Methods and apparatuses for managing TLB cache in virtualization platform
    Patent number: 11947992
    Abstract: Implementations of the present specification provide a method and an apparatus for managing a TLB cache in a virtualization platform, where the virtualization platform runs a plurality of virtual machines, each virtual machine is allocated with a unique VPID, and all virtual logical processors in the virtual machine share the VPID; and a guest process running in the virtual machine is allocated with a PCID. An identifier field of a TLB entry in the TLB cache includes a VPID and a PCID.
    Type: Grant
    Filed: July 14, 2023
    Date of Patent: April 2, 2024
    Assignee: Alipay (Hangzhou) Information Technology Co., Ltd.
    Inventors: Jian Feng Tan, Ti Wei Bie, An Qi Shen, Yong He, Xin Chen
  • METHODS AND APPARATUSES FOR MANAGING TLB CACHE IN VIRTUALIZATION PLATFORM
    Publication number: 20230359481
    Abstract: Implementations of the present specification provide a method and an apparatus for managing a TLB cache in a virtualization platform, where the virtualization platform runs a plurality of virtual machines, each virtual machine is allocated with a unique VPID, and all virtual logical processors in the virtual machine share the VPID; and a guest process running in the virtual machine is allocated with a PCID. An identifier field of a TLB entry in the TLB cache includes a VPID and a PCID.
    Type: Application
    Filed: July 14, 2023
    Publication date: November 9, 2023
    Inventors: Jian Feng TAN, Ti Wei BIE, An Qi SHEN, Yong HE, Xin CHEN