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From: Nathan Whitehorn <nwhitehorn@FreeBSD.org>
Date: Sat, 28 Nov 2009 18:36:58 +0000 (UTC)
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X-FreeBSD-CVS-Branch: RELENG_8
Subject: cvs commit: src/sys/powerpc/aim mmu_oea64.c trap_subr.S
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nwhitehorn    2009-11-28 18:36:58 UTC

  FreeBSD src repository

  Modified files:        (Branch: RELENG_8)
    sys/powerpc/aim      mmu_oea64.c trap_subr.S 
  Log:
  SVN rev 199890 on 2009-11-28 18:36:58Z by nwhitehorn
  
  MFC r198400:
  
  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
  1.4.2.3   +6 -4      src/sys/powerpc/aim/mmu_oea64.c
  1.25.2.3  +7 -2      src/sys/powerpc/aim/trap_subr.S