On Tue, Nov 28, 2017 at 3:18 AM, Vincent Chen <deanbo422@xxxxxxxxx> wrote:
> 2017-11-27 22:46 GMT+08:00 Arnd Bergmann <arnd@xxxxxxxx>:
>> On Mon, Nov 27, 2017 at 1:28 PM, Greentime Hu <green.hu@xxxxxxxxx> wrote:
>>> diff --git a/arch/nds32/include/uapi/asm/unistd.h b/arch/nds32/include/uapi/asm/unistd.h
>>> new file mode 100644
>>> index 0000000..2bad1e7
>>> --- /dev/null
>>> +++ b/arch/nds32/include/uapi/asm/unistd.h
>>
>>> +
>>> +#define __ARCH_WANT_RENAMEAT
>>> +#define __ARCH_WANT_SYSCALL_OFF_T
>>
>> These two should not be here.
>>
>
> Thanks.
> But, I don't know I should move these two macro to which file.
> In asm-generic/unistd.h, these two are used to decide whether relative
> syscall number is defined or not.
> Therefore, I put these two macros here in order that these two
> definitions are available in user space.
What I meant is that they should not be available to user space.
The C libraries implement the user space interfaces based
on the replacement system calls, e.g. an application calling
the glibc stat() function will end up in the sys_stat64() system
call entry point, not the older sys_newstat().
Arnd
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