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

[Alan Cox]

alc         2007-03-25 22:01:24 UTC

  FreeBSD src repository

  Modified files:        (Branch: RELENG_6)
    sys/i386/i386        pmap.c 
  Log:
  MFC revision 1.546
    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.
  
  Revision    Changes    Path
  1.523.2.10  +7 -1      src/sys/i386/i386/pmap.c