Re: [PATCH v2 4/4] x86: Disable laoding 32bit processes if ia32_disabled is true

[Thomas Gleixner]

On Fri, Jun 09 2023 at 14:13, Nikolay Borisov wrote:
> diff --git a/arch/x86/include/asm/elf.h b/arch/x86/include/asm/elf.h
> index 18fd06f7936a..0fa49388ff16 100644
> --- a/arch/x86/include/asm/elf.h
> +++ b/arch/x86/include/asm/elf.h
> @@ -148,9 +148,16 @@ do {						\
>  #define elf_check_arch(x)			\
>  	((x)->e_machine == EM_X86_64)
>  
> +#ifdef CONFIG_IA32_EMULATION
> +extern bool ia32_disabled;
>  #define compat_elf_check_arch(x)					 \

   1) Your keyboard clearly has a broken newline key.

   2) Why is there still a duplicated declaration?

   3) This #ifdeffery is not needed if this is done right.

Thanks,

        tglx