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

[Nikolay Borisov]

On 25.06.23 г. 15:54 ч., YueHaibing wrote:
> 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 */


Reviewed-by: Nikolay Borisov <nik.borisov@xxxxxxxx>

I've sent very similar patch (minus removal of IA32_STACK_TOP define) on 
12.06 - 
https://lore.kernel.org/all/20230612154438.638491-1-nik.borisov@xxxxxxxx/