Input/output priority inheritance wherein first I/O request is executed based on higher priority
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United States of America Patent
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Jan 13, 2009
Grant Date -
Jun 7, 2007
app pub date -
May 12, 2006
filing date -
Nov 4, 2005
priority date (Note) -
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Abstract
A method for executing input/output (I/O) operations based on priority involves receiving a first I/O request for a unit of data, receiving a second I/O request for the same unit of data, determining a priority of the first I/O request and a priority of the second I/O request, and executing the first I/O request based on priority, where the first I/O request is executed based on the higher of the priority of the first I/O request and the priority of the second I/O request.
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