Re: [musl] Re: add loongarch64 port

[王洪亮 <wanghongliang@loongson.cn>]

在 2022/4/2 下午3:59, 王洪亮 写道:
>
> 在 2022/4/1 上午2:47, Rich Felker 写道:
>> On Thu, Mar 31, 2022 at 02:20:51PM +0800, 王洪亮 wrote:
>>> 在 2022/3/29 下午4:26, Arnd Bergmann 写道:
>>>> On Tue, Mar 29, 2022 at 10:12 AM 王洪亮 <wanghongliang@loongson.cn> 
>>>> wrote:
>>>>> Hi,
>>>>>
>>>>> we have published 0001-add-loongarch64-port-v2.patch in
>>>>>
>>>>> https://github.com/loongson/musl/tree/loongarch-v1.0.
>>>>>
>>>>> The patch v2 fixed the issues pointed out in v1.
>>>>>
>>>>> have any other issues to modify?
>>>> I see you still refer to the system calls that I asked to be 
>>>> removed from
>>>> the kernel: clone() and the old stat() family (pre-statx). Please use
>>>> only the system calls that are actually supported in mainline kernels,
>>>> otherwise it does not work.
>>> Hi,  Arnd
>>>
>>> I understand the new system call is clone3() ?
>>>
>>> I found musl does not support the clone3() call now, I can implement 
>>> the
>>>
>>> clone3() in LoongArch for future called.
>> The point isn't that there should be a clone3() function (there
>> shouldn't) but that __clone has to be implemented by making the
>> __NR_clone3 syscall not the (nonexistant) __NR_clone syscall.
>> Rich
>
>
> Hi, Rich
>
>
> I understand the meaning is that keep the architecture-independent code
> and the __clone input parameter unchanged,within the __clone, convert
> input parameter to clone3 parameter, and then __NR_clone3 syscall.
>
> will that confusion between clone and clone3?
>
>
> Hongliang Wang


Hi, Rich


within __clone() implement __NR_clone3 syscall,

will that confusion between clone and clone3?


Hongliang Wang