作者: Timothy E. Hoglund , Adam Weiner , Gerald E. Smith , Robert L. Sheffield
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摘要: Apparatus and methods for improved region lock management in a storage controller. A circuit coupled with memory is provided integration One or more I/O processor circuits of the controller transmit requests to request temporary on volume system. The determines whether requested may be granted it conflicts other presently locked regions. Presently regions are represented by data structures. In one exemplary embodiment, structures each logical stored as tree structure. assist also aid managing