cvs commit: src/sys/netgraph ng_base.c

[Alexander Motin]

mav         2008-04-06 15:26:32 UTC

  FreeBSD src repository

  Modified files:
    sys/netgraph         ng_base.c 
  Log:
  Rewrite node's r/w/q-lock semantics using only atomics instead of mutex
  and atomics combination. Mutex is now used only for queue protection.
  Also avoid unneded extra swi scheduling calls.
  
  Revision  Changes    Path
  1.155     +76 -247   src/sys/netgraph/ng_base.c