sparc32: Trivial removal of sun4c references in comments.

I left some around, like the ones in the openprom headers, since
we need to think about which pieces of those datastructures and
code we can completely toss now.

Signed-off-by: David S. Miller <davem@davemloft.net>

3 files changed, 3 insertions, 9 deletions

diff --git a/arch/sparc/mm/fault_32.c b/arch/sparc/mm/fault_32.c
index dd020b2a6508..5d37f1f8142c 100644
--- a/arch/sparc/mm/fault_32.c
+++ b/arch/sparc/mm/fault_32.c
@@ -235,10 +235,6 @@ asmlinkage void do_sparc_fault(struct pt_regs *regs, int text_fault, int write,
 retry:
         down_read(&mm->mmap_sem);
 
-        /*
-         * The kernel referencing a bad kernel pointer can lock up
-         * a sun4c machine completely, so we must attempt recovery.
-         */
         if(!from_user && address >= PAGE_OFFSET)
                 goto bad_area;
 
diff --git a/arch/sparc/mm/init_32.c b/arch/sparc/mm/init_32.c
index 21342db00a09..753676ccdc65 100644
--- a/arch/sparc/mm/init_32.c
+++ b/arch/sparc/mm/init_32.c
@@ -289,9 +289,8 @@ unsigned long __init bootmem_init(unsigned long *pages_avail)
  * check_pgt_cache
  *
  * This is called at the end of unmapping of VMA (zap_page_range),
- * to rescan the page cache for architecture specific things,
- * presumably something like sun4/sun4c PMEGs. Most architectures
- * define check_pgt_cache empty.
+ * to rescan the page cache for architecture specific things.
+ * Most architectures define check_pgt_cache empty.
  *
  * We simply copy the 2.4 implementation for now.
  */
diff --git a/arch/sparc/mm/srmmu.c b/arch/sparc/mm/srmmu.c
index d85da15d4183..564269de96cf 100644
--- a/arch/sparc/mm/srmmu.c
+++ b/arch/sparc/mm/srmmu.c
@@ -647,8 +647,7 @@ static void srmmu_unmapiorange(unsigned long virt_addr, unsigned int len)
  * pool.  As a side effect we are putting a little too much pressure
  * on the gfp() subsystem.  This setup also makes the logic of the
  * iommu mapping code a lot easier as we can transparently handle
- * mappings on the kernel stack without any special code as we did
- * need on the sun4c.
+ * mappings on the kernel stack without any special code.
  */
 struct thread_info *alloc_thread_info_node(struct task_struct *tsk, int node)
 {