KernelTrap: v9fs, a 9P Filesystem Protocol Implementation

“Among the patches in Andrew Morton’s -mm kernel recently
discussed for possible inclusion in 2.6.13 was v9fs, the Linux port
of Plan 9’s 9p filesystem protocol. Andrew noted, ‘I’m not sure
that this has a sufficiently high usefulness-to-maintenance-cost
ratio.’ Defined in this rfc, v9fs is a connection-oriented
networked filesystem. One defender of v9fs explained:

“‘The 9P protocol implemented by v9fs is the result of over a
decade of research in distributed systems at Bell Labs by the
original Unix team, and it has various implementations for other
operating systems that have been used in production systems for
many years…'”

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