[PATCH] fix remaining missing includes

Fix more include file problems that surfaced since I submitted the previous
fix-missing-includes.patch.  This should now allow not to include sched.h
from module.h, which is done by a followup patch.

Signed-off-by: Tim Schmielau <tim@physik3.uni-rostock.de>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

include/asm-sh/elf.h

@@ -111,6 +111,7 @@ typedef struct user_fpu_struct elf_fpregset_t;
 
 #ifdef __KERNEL__
 #define SET_PERSONALITY(ex, ibcs2) set_personality(PER_LINUX_32BIT)
+struct task_struct;
 extern int dump_task_regs (struct task_struct *, elf_gregset_t *);
 extern int dump_task_fpu (struct task_struct *, elf_fpregset_t *);
 

include/asm-sh/pgtable.h

@@ -284,6 +284,8 @@ typedef pte_t *pte_addr_t;
 #define GET_IOSPACE(pfn)		0
 #define GET_PFN(pfn)			(pfn)
 
+struct mm_struct;
+
 /*
  * No page table caches to initialise
  */