cvs commit: src/sys/vm vm_fault.c vm_map.c vm_map.h

[Tor Egge]

tegge       2004-08-12 20:14:49 UTC

  FreeBSD src repository

  Modified files:
    sys/vm               vm_fault.c vm_map.c vm_map.h 
  Log:
  The vm map lock is needed in vm_fault() after the page has been found,
  to avoid later changes before pmap_enter() and vm_fault_prefault()
  has completed.
  
  Simplify deadlock avoidance by not blocking on vm map relookup.
  
  In collaboration with: alc
  
  Revision  Changes    Path
  1.191     +37 -51    src/sys/vm/vm_fault.c
  1.356     +102 -6    src/sys/vm/vm_map.c
  1.115     +2 -1      src/sys/vm/vm_map.h