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One shot RDMA having a 2-bit state

  • US 7,398,300 B2
  • Filed: 08/14/2003
  • Issued: 07/08/2008
  • Est. Priority Date: 08/14/2002
  • Status: Active Grant
First Claim
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1. A method for managing memory resources in a system that allows remote direct access of memory, the method comprising:

  • at a local system that allows a remote system to directly access memory of the local system through a communication network, receiving a message segment from the remote system over the communication network, the received message segment directly accessing a section of memory of the local system that is designated to operate in a first mode, where the first mode is characterized by a maximum number of N remote direct accesses to the section of memory by the remote system; and

    at the local system, setting an N-shot fired (NSF) flag associated with the section of memory in response to at least the received message segment.

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