sparc32: drop unused type/extern

Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
Signed-off-by: David S. Miller <davem@davemloft.net>

arch/sparc/include/asm/page_32.h

@@ -45,12 +45,6 @@ struct sparc_phys_banks {
 
 extern struct sparc_phys_banks sp_banks[SPARC_PHYS_BANKS+1];
 
-/* Cache alias structure.  Entry is valid if context != -1. */
-struct cache_palias {
-	unsigned long vaddr;
-	int context;
-};
-
 /* passing structs on the Sparc slow us down tremendously... */
 
 /* #define STRICT_MM_TYPECHECKS */

arch/sparc/include/asm/pgtable_32.h

@@ -77,14 +77,6 @@ extern pgd_t swapper_pg_dir[1024];
 
 extern void paging_init(void);
 
-/* Page table for 0-4MB for everybody, on the Sparc this
- * holds the same as on the i386.
- */
-extern pte_t pg0[1024];
-extern pte_t pg1[1024];
-extern pte_t pg2[1024];
-extern pte_t pg3[1024];
-
 extern unsigned long ptr_in_current_pgd;
 
 /* Here is a trick, since mmap.c need the initializer elements for