linux-kernel - Re: [PATCH 1/2] arch: syscalls: add missing FORCE and fix 'targets' to make if

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Date:   Mon, 22 Feb 2021 02:14:47 +0900
From:   Masahiro Yamada <masahiroy@...nel.org>
To:     Linux Kbuild mailing list <linux-kbuild@...r.kernel.org>
Cc:     Geert Uytterhoeven <geert@...ux-m68k.org>,
        Andy Lutomirski <luto@...nel.org>,
        Benjamin Herrenschmidt <benh@...nel.crashing.org>,
        Borislav Petkov <bp@...en8.de>,
        Chris Zankel <chris@...kel.net>,
        "David S. Miller" <davem@...emloft.net>,
        Fenghua Yu <fenghua.yu@...el.com>,
        "H. Peter Anvin" <hpa@...or.com>, Helge Deller <deller@....de>,
        Ingo Molnar <mingo@...hat.com>,
        Ivan Kokshaysky <ink@...assic.park.msu.ru>,
        "James E.J. Bottomley" <James.Bottomley@...senpartnership.com>,
        Matt Turner <mattst88@...il.com>,
        Max Filippov <jcmvbkbc@...il.com>,
        Michael Ellerman <mpe@...erman.id.au>,
        Michal Simek <monstr@...str.eu>,
        Paul Mackerras <paulus@...ba.org>,
        Rich Felker <dalias@...c.org>,
        Richard Henderson <rth@...ddle.net>,
        Thomas Bogendoerfer <tsbogend@...ha.franken.de>,
        Thomas Gleixner <tglx@...utronix.de>,
        Tony Luck <tony.luck@...el.com>,
        Yoshinori Sato <ysato@...rs.sourceforge.jp>,
        linux-alpha@...r.kernel.org, linux-ia64@...r.kernel.org,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        linux-m68k <linux-m68k@...ts.linux-m68k.org>,
        linux-mips@...r.kernel.org, linux-parisc@...r.kernel.org,
        Linux-sh list <linux-sh@...r.kernel.org>,
        "open list:TENSILICA XTENSA PORT (xtensa)" 
        <linux-xtensa@...ux-xtensa.org>,
        linuxppc-dev <linuxppc-dev@...ts.ozlabs.org>,
        sparclinux <sparclinux@...r.kernel.org>, X86 ML <x86@...nel.org>
Subject: Re: [PATCH 1/2] arch: syscalls: add missing FORCE and fix 'targets'
 to make if_changed work

On Mon, Feb 15, 2021 at 9:50 AM Masahiro Yamada <masahiroy@...nel.org> wrote:
>
> The rules in these Makefiles cannot detect the command line change
> because the prerequisite 'FORCE' is missing.
>
> Adding 'FORCE' will result in the headers being rebuilt every time
> because the 'targets' additions are also wrong; the file paths in
> 'targets' must be relative to the current Makefile.
>
> Fix all of them so the if_changed rules work correctly.
>
> Signed-off-by: Masahiro Yamada <masahiroy@...nel.org>
> Acked-by: Geert Uytterhoeven <geert@...ux-m68k.org>


Both applied to linux-kbuild.


-- 
Best Regards
Masahiro Yamada