cvs commit: src/sys/vm vm_map.c

[Alan Cox]

alc         2003/11/19 10:48:46 PST

  FreeBSD src repository

  Modified files:
    sys/vm               vm_map.c 
  Log:
   - Avoid a lock-order reversal between Giant and a system map mutex that
     occurs when kmem_malloc() fails to allocate a sufficient number of vm
     pages.  Specifically, we avoid the lock-order reversal by not grabbing
     Giant around pmap_remove() if the map is the kmem_map.
  
  Approved by:    re (jhb)
  Reported by:    Eugene <eugene3 at web.de>
  
  Revision  Changes    Path
  1.323     +4 -2      src/sys/vm/vm_map.c