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-rw-r--r--include/asm-sparc64/a.out.h4
-rw-r--r--include/asm-sparc64/page.h3
2 files changed, 5 insertions, 2 deletions
diff --git a/include/asm-sparc64/a.out.h b/include/asm-sparc64/a.out.h
index 02af289e3f4..faac321d559 100644
--- a/include/asm-sparc64/a.out.h
+++ b/include/asm-sparc64/a.out.h
@@ -95,7 +95,9 @@ struct relocation_info /* used when header.a_machtype == M_SPARC */
#ifdef __KERNEL__
-#define STACK_TOP (test_thread_flag(TIF_32BIT) ? 0xf0000000 : 0x80000000000L)
+#define STACK_TOP (test_thread_flag(TIF_32BIT) ? \
+ 0xf0000000 : \
+ (0x0000080000000000UL - (1UL << 32UL)))
#endif
diff --git a/include/asm-sparc64/page.h b/include/asm-sparc64/page.h
index 5426bb28a99..c277ac56b9d 100644
--- a/include/asm-sparc64/page.h
+++ b/include/asm-sparc64/page.h
@@ -107,7 +107,8 @@ typedef unsigned long pgprot_t;
#endif
#define TASK_UNMAPPED_BASE (test_thread_flag(TIF_32BIT) ? \
- (_AC(0x0000000070000000,UL)) : (PAGE_OFFSET))
+ (_AC(0x0000000070000000,UL)) : \
+ (_AC(0xfffff80000000000,UL) + (1UL << 32UL)))
#endif /* !(__ASSEMBLY__) */