The Virtual Filesystem Interface in 4.4BSD

  title={The Virtual Filesystem Interface in 4.4BSD},
  author={Marshall K. McKusick},
  journal={Computing Systems},
This paper describes the virtual filesys-tem interface found in 4.4BSD. This interface is designed around an object oriented virtual file node or "vnode" data structure. The vnode structure is described along with its method for dynamically expanding its set of operations. These operations have been divided into two groups: those to manage the hierarchical filesystem name space and those to manage the flat filestore. The translation of pathnames is described, as it requires a tight coupling… CONTINUE READING


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