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From: Nathan Whitehorn <nwhitehorn@FreeBSD.org>
Date: Fri, 23 Oct 2009 14:27:40 +0000 (UTC)
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Subject: cvs commit: src/sys/powerpc/aim mmu_oea64.c trap_subr.S
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nwhitehorn    2009-10-23 14:27:40 UTC

  FreeBSD src repository

  Modified files:
    sys/powerpc/aim      mmu_oea64.c trap_subr.S 
  Log:
  SVN rev 198400 on 2009-10-23 14:27:40Z by nwhitehorn
  
  Do not map the trap vectors into the kernel's address space. They are
  only used in real mode and keeping them mapped only serves to make NULL
  a valid address, which results in silent NULL pointer deferences.
  
  Suggested by:   Patrick Kerharo
  Obtained from:  projects/ppc64
  
  Revision  Changes    Path
  1.7       +6 -4      src/sys/powerpc/aim/mmu_oea64.c
  1.27      +7 -2      src/sys/powerpc/aim/trap_subr.S