Articles of manufacture, apparatuses, and methods for processing communications between a control unit and a channel subsystem in an input/output processing system are disclosed. Embodiments of the invention include an article of manufacture including at least one computer usable medium having computer readable program code logic to processing communications between a control unit and a channel subsystem in an input/output processing system. The computer readable program code logic performs a method including: sending a message in a first mode from the control unit to the channel subsystem; receiving a command in a second mode from the channel subsystem at the control unit; determining whether the command is responsive to the message; and responsive to the command being not responsive to the message, determining whether to perform one of i) executing the command and ii) terminating the command.

Title
Processing communication data in a ships passing condition
Application Number
12/031182
Publication Number
20090210562
Application Date
February 14, 2008
Publication Date
August 20, 2009
Inventor
Louis W Rcci
Hyde Park
NY, US
Matthew J Kalos
Tucson
AZ, US
Roger G Hathorn
Tucson
AZ, US
John R Flanagan
Poughkeepsie
NY, US
Daniel F Casper
Poughkeepsie
NY, US
Catherine C Huang
Poughkeepsie
NY, US
Agent
Cantor Colburn IBM Poughkeepsie
CT, US
Assignee
International Business Machines Corporation
NY, US
IPC
G06F 03/00
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