linux-kernel - Re: [PATCH v2] asm-generic: Fix unistd

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Message-ID: <CAMo8BfLYM-_SbqmMUCVjwqL7MpA2W7toTg_F6HTY4Sg5QxGzfw@mail.gmail.com>
Date:   Wed, 12 Feb 2020 01:23:38 -0800
From:   Max Filippov <jcmvbkbc@...il.com>
To:     Michal Simek <michal.simek@...inx.com>
Cc:     LKML <linux-kernel@...r.kernel.org>,
        Michal Simek <monstr@...str.eu>, git@...inx.com,
        Arnd Bergmann <arnd@...db.de>,
        Andrew Morton <akpm@...ux-foundation.org>,
        Stefan Asserhall <stefan.asserhall@...inx.com>,
        Chris Zankel <chris@...kel.net>,
        "David S. Miller" <davem@...emloft.net>,
        Fenghua Yu <fenghua.yu@...el.com>,
        Geert Uytterhoeven <geert@...ux-m68k.org>,
        Helge Deller <deller@....de>,
        Ivan Kokshaysky <ink@...assic.park.msu.ru>,
        "James E.J. Bottomley" <James.Bottomley@...senpartnership.com>,
        Matt Turner <mattst88@...il.com>,
        Rich Felker <dalias@...c.org>,
        Richard Henderson <rth@...ddle.net>,
        Tony Luck <tony.luck@...el.com>,
        Yoshinori Sato <ysato@...rs.sourceforge.jp>,
        "open list:ALPHA PORT" <linux-alpha@...r.kernel.org>,
        "open list:IA64 (Itanium) PL..." <linux-ia64@...r.kernel.org>,
        "open list:M68K ARCHITECTURE" <linux-m68k@...ts.linux-m68k.org>,
        "open list:PARISC ARCHITECTURE" <linux-parisc@...r.kernel.org>,
        "open list:SUPERH" <linux-sh@...r.kernel.org>,
        "open list:TENSILICA XTENSA PORT (xtensa)" 
        <linux-xtensa@...ux-xtensa.org>,
        "open list:SPARC + UltraSPAR..." <sparclinux@...r.kernel.org>
Subject: Re: [PATCH v2] asm-generic: Fix unistd_32.h generation format

On Wed, Feb 12, 2020 at 1:16 AM Michal Simek <michal.simek@...inx.com> wrote:
>
> Generated files are also checked by sparse that's why add newline
> to remove sparse (C=1) warning.
>
> The issue was found on Microblaze and reported like this:
> ./arch/microblaze/include/generated/uapi/asm/unistd_32.h:438:45:
> warning: no newline at end of file
>
> Signed-off-by: Michal Simek <michal.simek@...inx.com>
> Reviewed-by: Stefan Asserhall <stefan.asserhall@...inx.com>
> ---
>
> Changes in v2:
> - Update also others archs not just microblaze - Arnd
> - Align subject and description to match multiarch chagne
>
>  arch/alpha/kernel/syscalls/syscallhdr.sh      | 1 +
>  arch/ia64/kernel/syscalls/syscallhdr.sh       | 1 +
>  arch/m68k/kernel/syscalls/syscallhdr.sh       | 1 +
>  arch/microblaze/kernel/syscalls/syscallhdr.sh | 1 +
>  arch/parisc/kernel/syscalls/syscallhdr.sh     | 1 +
>  arch/sh/kernel/syscalls/syscallhdr.sh         | 1 +
>  arch/sparc/kernel/syscalls/syscallhdr.sh      | 1 +
>  arch/xtensa/kernel/syscalls/syscallhdr.sh     | 1 +
>  8 files changed, 8 insertions(+)

For xtensa:
Acked-by: Max Filippov <jcmvbkbc@...il.com>

...

> diff --git a/arch/m68k/kernel/syscalls/syscallhdr.sh b/arch/m68k/kernel/syscalls/syscallhdr.sh
> index 6f357d68ef44..8ac15be01ac2 100644
> --- a/arch/m68k/kernel/syscalls/syscallhdr.sh
> +++ b/arch/m68k/kernel/syscalls/syscallhdr.sh
> @@ -33,4 +33,5 @@ grep -E "^[0-9A-Fa-fXx]+[[:space:]]+${my_abis}" "$in" | sort -n | (
>         printf "#endif\n"
>         printf "\n"
>         printf "#endif /* %s */\n" "${fileguard}"

Here there's already \n at the end, so no need for another one?

> +       printf "\n"
>  ) > "$out"

...

-- 
Thanks.
-- Max