cvs commit: src/sys/alpha/alpha pmap.c

[Alan Cox]

alc         2004-07-18 05:09:28 UTC

  FreeBSD src repository

  Modified files:
    sys/alpha/alpha      pmap.c 
  Log:
  Only extract a physical address from a pte in pmap_extract() if the pte is
  valid.
  
  Implement the protection check required by the pmap_extract_and_hold()
  specification.  (This enables the elimination of Giant from that function.)
  
  Revision  Changes    Path
  1.161     +13 -9     src/sys/alpha/alpha/pmap.c