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

Alan Cox alc at
Tue Mar 21 18:07:42 UTC 2006

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

  FreeBSD src repository

  Modified files:
    sys/amd64/amd64      pmap.c 
    sys/i386/i386        pmap.c 
  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

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