Andi Kleen wrote:
> On Tue, May 08, 2007 at 10:46:20AM +0100, Andy Whitcroft wrote:
>> We are seeing the following compile error on older x86 installs:
>>
>>   arch/i386/kernel/verify_cpu.S: Assembler messages:
>>   arch/i386/kernel/verify_cpu.S:13: Error: `(%esp)' is
>>                       not a valid 16 bit base/index expression
>>
>> Seems to come from:
>>
>>   x86_64-mm-i386-verify-cpu
>>
>> Compiler:
>>
>>   gcc version 3.3.4 (Debian 1:3.3.4-3)
> 
> Your compiler must be a brother in spirit of Andrew's vaio.
> 
> Does this patch help? 
> 
> -Andi
> 
> 
> Index: linux/arch/i386/kernel/verify_cpu.S
> ===================================================================
> --- linux.orig/arch/i386/kernel/verify_cpu.S
> +++ linux/arch/i386/kernel/verify_cpu.S
> @@ -10,7 +10,9 @@ verify_cpu:
>  
>  #if CONFIG_X86_MINIMUM_CPU_MODEL >= 4
>       pushfl
> -     orl     $(1<<18),(%esp)         # try setting AC
> +     pop     %eax
> +     orl     $(1<<18),%eax           # try setting AC
> +     push    %eax
>       popfl
>       pushfl
>       popl    %eax
> 
> 

Yep that gets us past the compile problems.  Of course she then blows up
cause SLUB does not work on x86 in that version ... but ...

Acked-by: Andy Whitcroft <[EMAIL PROTECTED]>

-apw
-
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