aout: move STACK_TOP[_MAX] to asm/processor.h

Move STACK_TOP[_MAX] out of asm/a.out.h and into asm/processor.h as they're
required whether or not A.OUT format is available.

Signed-off-by: David Howells <dhowells@redhat.com>
Cc: <linux-arch@vger.kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
diff --git a/include/asm-x86/processor.h b/include/asm-x86/processor.h
index ab4d0c2..149920d 100644
--- a/include/asm-x86/processor.h
+++ b/include/asm-x86/processor.h
@@ -719,6 +719,8 @@
  * User space process size: 3GB (default).
  */
 #define TASK_SIZE	(PAGE_OFFSET)
+#define STACK_TOP	TASK_SIZE
+#define STACK_TOP_MAX	STACK_TOP
 
 #define INIT_THREAD  {							\
 	.sp0 = sizeof(init_stack) + (long)&init_stack,			\
@@ -802,6 +804,9 @@
 #define TASK_SIZE_OF(child) 	((test_tsk_thread_flag(child, TIF_IA32)) ? \
 				  IA32_PAGE_OFFSET : TASK_SIZE64)
 
+#define STACK_TOP		TASK_SIZE
+#define STACK_TOP_MAX		TASK_SIZE64
+
 #define INIT_THREAD  { \
 	.sp0 = (unsigned long)&init_stack + sizeof(init_stack) \
 }