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

John Baldwin jhb at
Tue Mar 14 21:07:36 UTC 2006

jhb         2006-03-14 21:07:35 UTC

  FreeBSD src repository

  Modified files:        (Branch: RELENG_6)
    sys/i386/i386        mp_machdep.c 
    sys/amd64/amd64      mp_machdep.c 
  MFC: Don't route interrupts to hyperthreads in an HT system.  This
  eliminates some performance degradation seen in some workloads when
  the change was made from logical APIC addresses to physical APIC addresses.
  Approved by:    re (scottl)
  Revision   Changes    Path  +2 -2      src/sys/amd64/amd64/mp_machdep.c  +2 -2      src/sys/i386/i386/mp_machdep.c

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