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SubjectRe: [tip:WIP.x86/mm 1/1] arch/x86/kernel/process_64.c:541:35: error: '__NR_ia32_execve' undeclared
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On 03/31/2017 10:25 AM, Thomas Gleixner wrote:
> On Thu, 30 Mar 2017, Dmitry Safonov wrote:
>>> vim +/__NR_ia32_execve +541 arch/x86/kernel/process_64.c
>>>
>>> 535 set_thread_flag(TIF_IA32);
>>> 536 clear_thread_flag(TIF_X32);
>>> 537 if (current->mm)
>>> 538 current->mm->context.ia32_compat = TIF_IA32;
>>> 539 current->personality |= force_personality32;
>>> 540 /* Prepare the first "return" to user space */
>>> > 541 task_pt_regs(current)->orig_ax = __NR_ia32_execve;
>>> 542 current->thread.status |= TS_COMPAT;
>>> 543 #endif
>>> 544 }
>>
>> There was this chunk in the patch, maybe it could be done nicer,
>> but I didn't find the nicer way.
>> I checked it compilation/work with(out) ia32/x32/64-bit configs
>> before sending.
>
> Yeah, I know and it's just crap. WTF is wrong with:

Oh, here it is the nicer way.
I've forgot that `git grep` doesn't look into generated files.

> #ifdef CONFIG_IA32_EMULATION
> #include <asm/unistd_32_ia32.h>
> #endif
>
> It's not rocket science, really.

Sorry about that, I'll resend.


--
Dmitry

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