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-rw-r--r--include/asm-x86_64/a.out.h2
-rw-r--r--include/asm-x86_64/processor.h11
2 files changed, 7 insertions, 6 deletions
diff --git a/include/asm-x86_64/a.out.h b/include/asm-x86_64/a.out.h
index 5952914f4121..7255cde06538 100644
--- a/include/asm-x86_64/a.out.h
+++ b/include/asm-x86_64/a.out.h
@@ -21,7 +21,7 @@ struct exec
#ifdef __KERNEL__
#include <linux/thread_info.h>
-#define STACK_TOP (test_thread_flag(TIF_IA32) ? IA32_PAGE_OFFSET : TASK_SIZE)
+#define STACK_TOP TASK_SIZE
#endif
#endif /* __A_OUT_GNU_H__ */
diff --git a/include/asm-x86_64/processor.h b/include/asm-x86_64/processor.h
index d641b19f6da5..8b55f139968f 100644
--- a/include/asm-x86_64/processor.h
+++ b/include/asm-x86_64/processor.h
@@ -160,16 +160,17 @@ static inline void clear_in_cr4 (unsigned long mask)
/*
* User space process size. 47bits minus one guard page.
*/
-#define TASK_SIZE (0x800000000000UL - 4096)
+#define TASK_SIZE64 (0x800000000000UL - 4096)
/* This decides where the kernel will search for a free chunk of vm
* space during mmap's.
*/
#define IA32_PAGE_OFFSET ((current->personality & ADDR_LIMIT_3GB) ? 0xc0000000 : 0xFFFFe000)
-#define TASK_UNMAPPED_32 PAGE_ALIGN(IA32_PAGE_OFFSET/3)
-#define TASK_UNMAPPED_64 PAGE_ALIGN(TASK_SIZE/3)
-#define TASK_UNMAPPED_BASE \
- (test_thread_flag(TIF_IA32) ? TASK_UNMAPPED_32 : TASK_UNMAPPED_64)
+
+#define TASK_SIZE (test_thread_flag(TIF_IA32) ? IA32_PAGE_OFFSET : TASK_SIZE64)
+#define TASK_SIZE_OF(child) ((test_tsk_thread_flag(child, TIF_IA32)) ? IA32_PAGE_OFFSET : TASK_SIZE64)
+
+#define TASK_UNMAPPED_BASE PAGE_ALIGN(TASK_SIZE/3)
/*
* Size of io_bitmap.