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-rw-r--r--include/asm-sparc64/a.out.h6
1 files changed, 5 insertions, 1 deletions
diff --git a/include/asm-sparc64/a.out.h b/include/asm-sparc64/a.out.h
index 02af289e3f4..35cb5c9e0c9 100644
--- a/include/asm-sparc64/a.out.h
+++ b/include/asm-sparc64/a.out.h
@@ -95,7 +95,11 @@ struct relocation_info /* used when header.a_machtype == M_SPARC */
#ifdef __KERNEL__
-#define STACK_TOP (test_thread_flag(TIF_32BIT) ? 0xf0000000 : 0x80000000000L)
+#define STACK_TOP32 ((1UL << 32UL) - PAGE_SIZE)
+#define STACK_TOP64 (0x0000080000000000UL - (1UL << 32UL))
+
+#define STACK_TOP (test_thread_flag(TIF_32BIT) ? \
+ STACK_TOP32 : STACK_TOP64)
#endif