[PATCH] powerpc: trivial: modify comments to refer to new location of files

This patch removes all self references and fixes references to files
in the now defunct arch/ppc64 tree.  I think this accomplises
everything wanted, though there might be a few references I missed.

Signed-off-by: Jon Mason <jdmason@us.ibm.com>
Signed-off-by: Paul Mackerras <paulus@samba.org>

arch/powerpc/mm/fault.c

@@ -1,6 +1,4 @@
 /*
- *  arch/ppc/mm/fault.c
- *
  *  PowerPC version
  *    Copyright (C) 1995-1996 Gary Thomas (gdt@linuxppc.org)
  *

arch/powerpc/mm/hash_low_32.S

@@ -1,6 +1,4 @@
 /*
- *  arch/ppc/kernel/hashtable.S
- *
  *  $Id: hashtable.S,v 1.6 1999/10/08 01:56:15 paulus Exp $
  *
  *  PowerPC version

arch/powerpc/mm/mmap.c

@@ -1,6 +1,4 @@
 /*
- *  linux/arch/ppc64/mm/mmap.c
- *
  *  flexible mmap layout support
  *
  * Copyright 2003-2004 Red Hat Inc., Durham, North Carolina.

arch/powerpc/mm/slb_low.S

@@ -1,6 +1,4 @@
 /*
- * arch/ppc64/mm/slb_low.S
- *
  * Low-level SLB routines
  *
  * Copyright (C) 2004 David Gibson <dwg@au.ibm.com>, IBM

arch/powerpc/mm/tlb_64.c

@@ -36,7 +36,7 @@
 DEFINE_PER_CPU(struct ppc64_tlb_batch, ppc64_tlb_batch);
 
 /* This is declared as we are using the more or less generic
- * include/asm-ppc64/tlb.h file -- tgall
+ * include/asm-powerpc/tlb.h file -- tgall
  */
 DEFINE_PER_CPU(struct mmu_gather, mmu_gathers);
 DEFINE_PER_CPU(struct pte_freelist_batch *, pte_freelist_cur);