ppc64: formatting cleanups

include/asm-ppc64/pgtable.h

@@ -7,7 +7,6 @@
  */
 
 #ifndef __ASSEMBLY__
-#include <linux/threads.h>
 #include <asm/processor.h>		/* For TASK_SIZE */
 #include <asm/mmu.h>
 #include <asm/page.h>
@@ -358,20 +357,6 @@ extern pgd_t ioremap_dir[1024];
 
 extern void paging_init(void);
 
-/*
- * Page tables may have changed.  We don't need to do anything here
- * as entries are faulted into the hash table by the low-level
- * data/instruction access exception handlers.
- */
-#if 0
-/*
- * We won't be able to use update_mmu_cache to update the 
- * hardware page table because we need to update the pte
- * as well, but we don't get the address of the pte, only
- * its value.
- */
-#define update_mmu_cache(vma, addr, pte)	do { } while (0)
-#else
 /*
  * This gets called at the end of handling a page fault, when
  * the kernel has put a new PTE into the page table for the process.
@@ -380,7 +365,6 @@ extern void paging_init(void);
  * hash-table miss exception.
  */
 extern void update_mmu_cache(struct vm_area_struct *, unsigned long, pte_t);
-#endif
 
 /* Encode and de-code a swap entry */
 #define SWP_TYPE(entry)			(((entry).val >> 1) & 0x3f)

include/asm-ppc64/signal.h

@@ -58,12 +58,6 @@ typedef struct {
 #define SIGRTMIN	32
 #define SIGRTMAX	(_NSIG-1)
 
-
-
-
-
-
-
 /*
  * SA_FLAGS values:
  *