Patent ID: 8601497
Filing Date: 2013-12-03
Classification: G06F

Abstract:
1. A method of managing interruption requests in a computing environment, the method comprising: based on executing a register interruptions operation of a Modify PCI Function Controls (MPFC) instruction that specifies a function handle of an adapter, specifying a location in system memory of an adapter interruption bit vector (AIBV) of the adapter, the AIBV included in an array of one or more AIBVs, and a location in system memory of an adapter interruption summary bit (AISB) of an AISB array; receiving from the adapter a request for interruption; and based on the received request, setting, by an input/output (I/O) hub coupled to the adapter, an indicator in the AIBV indicating a type of event from the adapter and setting the AISB indicating an indicator is set in the AIBV, wherein the setting the indicator in the AIBV comprises: