[PATCH -next] x86: ia32.h: Remove unused code

[YueHaibing]

Since commit 32974ad4907c ("[IA64] Remove COMPAT_IA32 support")
IA32_STACK_TOP and ia32_setup_arg_pages() is not used anymore.
And commit 675a0813609f ("x86: unify mmap_{32|64}.c") left behind
ia32_pick_mmap_layout() extern declaration.

Signed-off-by: YueHaibing <yuehaibing@xxxxxxxxxx>
---
 arch/x86/include/asm/ia32.h | 11 -----------
 1 file changed, 11 deletions(-)

diff --git a/arch/x86/include/asm/ia32.h b/arch/x86/include/asm/ia32.h
index fada857f0a1e..68f7eefe63d3 100644
--- a/arch/x86/include/asm/ia32.h
+++ b/arch/x86/include/asm/ia32.h
@@ -57,17 +57,6 @@ struct stat64 {
 	unsigned long long	st_ino;
 } __attribute__((packed));
 
-#define IA32_STACK_TOP IA32_PAGE_OFFSET
-
-#ifdef __KERNEL__
-struct linux_binprm;
-extern int ia32_setup_arg_pages(struct linux_binprm *bprm,
-				unsigned long stack_top, int exec_stack);
-struct mm_struct;
-extern void ia32_pick_mmap_layout(struct mm_struct *mm);
-
-#endif
-
 #endif /* CONFIG_IA32_EMULATION */
 
 #endif /* _ASM_X86_IA32_H */
-- 
2.34.1