John Dyson 688bbd5b76 Implement locking for pfs nodes, when at the leaf. Concurrent access
to information from a single process causes hangs.  Specifically, this
fixes problems (hangs) with concurrent ps commands, when the system is under
heavy memory load.
Reviewed by:	davidg
1996-07-02 13:38:10 +00:00
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1995-12-02 17:14:34 +00:00
1996-06-12 05:11:41 +00:00
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1996-06-12 05:11:41 +00:00
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