Method, system, and program for managing access to a device
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United States of America Patent
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Sep 25, 2007
Grant Date -
Dec 25, 2003
app pub date -
May 28, 2002
filing date -
May 28, 2002
priority date (Note) -
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status (Latency Note)
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Abstract
Provided are a method, system, and program for managing access to a device. An I/O request directed toward the device is received and a determination is made of a device object for the device associated with at least one path object. A determination is made of a queue object associated with the device object, wherein the queue object corresponds to one queue. A determination is made of a queue status from the determined queue object and the I/O request is transmitted on a path indicated in the path object that is associated with the determined device object if the queue status is set to a state indicating to transmit I/O requests.
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