linux-kernel - Re: [PATCH v3] checksyscalls: Ignore fstat to silence build warning on LoongArch

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Date:   Wed, 12 Oct 2022 14:19:57 +0800
From:   Tiezhu Yang <yangtiezhu@...ngson.cn>
To:     Xi Ruoyao <xry111@...111.site>,
        Huacai Chen <chenhuacai@...nel.org>,
        WANG Xuerui <kernel@...0n.name>, Arnd Bergmann <arnd@...db.de>
Cc:     loongarch@...ts.linux.dev, linux-kernel@...r.kernel.org,
        Andrew Morton <akpm@...ux-foundation.org>,
        Masahiro Yamada <masahiroy@...nel.org>,
        Michal Marek <michal.lkml@...kovi.net>,
        Nick Desaulniers <ndesaulniers@...gle.com>
Subject: Re: [PATCH v3] checksyscalls: Ignore fstat to silence build warning
 on LoongArch


Cc KERNEL BUILD maintainers:

Masahiro Yamada <masahiroy@...nel.org>
Michal Marek <michal.lkml@...kovi.net>
Nick Desaulniers <ndesaulniers@...gle.com>

On 10/09/2022 10:01 PM, Xi Ruoyao wrote:
> On Sun, 2022-10-09 at 12:33 +0800, Tiezhu Yang wrote:
>>
>>
>> On 08/30/2022 11:27 AM, Tiezhu Yang wrote:
>>> fstat is replaced by statx on the new architecture, so an exception
>>> is added to the checksyscalls script to silence the following build
>>> warning on LoongArch:
>>>
>>>   CALL    scripts/checksyscalls.sh
>>> <stdin>:569:2: warning: #warning syscall fstat not implemented [-
>>> Wcpp]
>>
>> Hi all,
>>
>> The above warning still exists when build the latest loongarch-next.
>>
>> Do you know which tree this patch will go through?
>>
>> Could you please pick it up via your tree in this merge window?
>
> A similar change 3ef6ca4f354c ("checksyscalls: Unconditionally ignore
> fstat{,at}64") was merged through RISC-V tree, so it should be OK to
> merge this from loongarch-next.
>
> Not sure if we need to get an Ack from someone first though.
>

Since this is a kernel build warning, maybe it is proper through
linux-kbuild.git.

https://lore.kernel.org/lkml/1661830021-8643-1-git-send-email-yangtiezhu@loongson.cn/

Thanks,
Tiezhu