On-device packet descriptor cache
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United States of America Patent
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Sep 16, 2008
Grant Date -
Jul 5, 2007
app pub date -
Dec 29, 2005
filing date -
Dec 29, 2005
priority date (Note) -
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status (Latency Note)
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Abstract
In an embodiment, a method is provided. The method of this embodiment provides in response to receiving a packet at a packet processing device having a memory ('on-device memory'), storing the packet at a location in a memory not on the packet processing device ('off-device memory'); creating a packet descriptor corresponding to the packet, the packet descriptor referencing the location; storing the packet descriptor in a packet descriptor queue on the off-device memory; and storing a packet descriptor copy on the on-device memory.
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