cvs commit: src/sys/vm vm_page.c

[Alan Cox]

alc         2008-01-02 04:43:47 UTC

  FreeBSD src repository

  Modified files:
    sys/vm               vm_page.c 
  Log:
  Defer setting either PG_CACHED or PG_FREE until after the free page
  queues lock is acquired.  Otherwise, the state of a reservation's
  pages' flags and its population count can be inconsistent.  That could
  result in a page being freed twice.
  
  Reported by:    kris
  
  Revision  Changes    Path
  1.366     +3 -3      src/sys/vm/vm_page.c