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METHOD, APPARATUS, AND COMPUTER PROGRAM PRODUCT FOR COORDINATING ERROR REPORTING AND RESET UTILIZING AN I/O ADAPTER THAT SUPPORTS VIRTUALIZATION

  • US 20090089611A1
  • Filed: 03/31/2008
  • Published: 04/02/2009
  • Est. Priority Date: 02/25/2005
  • Status: Active Grant
First Claim
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1. A method in a shared processor data processing system for coordinating error reporting for and resetting of a physical I/O adapter that supports virtualization, said method comprising:

  • virtualizing said physical I/O adapter by generating a plurality of virtual I/O adapters that each represent a portion of said physical I/O adapter;

    assigning each one of said virtual I/O adapters to a different one of a plurality of client logical partitions;

    determining that said physical I/O adapter may have experienced an error; and

    in response to determining that said physical I/O adapter has experienced an error, notifying all of said plurality of client logical partitions about said error and coordinating a recovery of said physical I/O adapter among all of said plurality of client logical partitions.

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