cvs commit: src/sys/amd64/amd64 pmap.c src/sys/i386/i386 pmap.c

[Alan Cox]

alc         2006-03-21 18:07:42 UTC

  FreeBSD src repository

  Modified files:
    sys/amd64/amd64      pmap.c 
    sys/i386/i386        pmap.c 
  Log:
  Eliminate unnecessary invalidations of the entire TLB by pmap_remove().
  Specifically, on mappings with PG_G set pmap_remove() not only performs
  the necessary per-page invlpg invalidations but also performs an
  unnecessary invalidation of the entire set of non-PG_G entries.
  
  Reviewed by: tegge
  
  Revision  Changes    Path
  1.539     +7 -1      src/sys/amd64/amd64/pmap.c
  1.546     +7 -1      src/sys/i386/i386/pmap.c