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Native and Non-Native I/O Virtualization in a Single Adapter

  • US 20090276551A1
  • Filed: 05/05/2008
  • Published: 11/05/2009
  • Est. Priority Date: 05/05/2008
  • Status: Active Grant
First Claim
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1. A method, in a data processing system, for performing input/output (I/O) operations between a host system and an I/O adapter, comprising:

  • creating a plurality of virtual functions (VFs) in an I/O adapter of the data processing system;

    configuring at least one first VF to support non-native I/O virtualization (IOV) in the I/O adapter;

    configuring at least one second VF to support native IOV in the I/O adapter;

    performing I/O operations between a host system of the data processing system and the I/O adapter utilizing native IOV and the at least one second VF; and

    performing I/O operations between the host system and the I/O adapter utilizing non-native IOV and the at least one first VF.

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