linux-kernel - Re: [PATCH v2 4/4] tools/nolibc: sys.h: apply _

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Message-ID: <793fc122-1409-4092-b39c-ea348de8ba14@t-8ch.de>
Date:   Wed, 7 Jun 2023 08:05:30 +0200
From:   Thomas Weißschuh <thomas@...ch.de>
To:     Zhangjin Wu <falcon@...ylab.org>
Cc:     w@....eu, arnd@...db.de, linux-kernel@...r.kernel.org,
        linux-kselftest@...r.kernel.org, linux-riscv@...ts.infradead.org
Subject: Re: [PATCH v2 4/4] tools/nolibc: sys.h: apply __syscall() helper

Hi Zhangjin,

On 2023-06-07 13:39:20+0800, Zhangjin Wu wrote:
> 
> As a summary, will use 'sysret()' and something like:
> 
>    static __attribute__((unused))
>    int chdir(const char *path)
>    {
>    	return sysret(chdir(path));
>    }
> 
> to renew the syscall helper patchset, Thanks you very much.

But please to use the "__" prefix.
Otherwise it could conflict with user code.

Thomas