linux-kernel - Re: [PATCH 2/2] arch: use cross_compiling to check whether it is a cross build or not

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Date:   Tue, 4 May 2021 02:45:51 -0700
From:   Max Filippov <jcmvbkbc@...il.com>
To:     Masahiro Yamada <masahiroy@...nel.org>
Cc:     linux-kbuild <linux-kbuild@...r.kernel.org>,
        Arnd Bergmann <arnd@...db.de>, Chris Zankel <chris@...kel.net>,
        Geert Uytterhoeven <geert@...ux-m68k.org>,
        Helge Deller <deller@....de>,
        "James E.J. Bottomley" <James.Bottomley@...senpartnership.com>,
        Rich Felker <dalias@...c.org>,
        Thomas Bogendoerfer <tsbogend@...ha.franken.de>,
        Yoshinori Sato <ysato@...rs.sourceforge.jp>,
        LKML <linux-kernel@...r.kernel.org>,
        "open list:M68K ARCHITECTURE" <linux-m68k@...ts.linux-m68k.org>,
        linux-mips@...r.kernel.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>
Subject: Re: [PATCH 2/2] arch: use cross_compiling to check whether it is a
 cross build or not

On Sat, May 1, 2021 at 10:25 AM Masahiro Yamada <masahiroy@...nel.org> wrote:
>
> 'cross_compiling' is defined by the top Makefile and available for
> arch Makefiles to check whether it is a cross build or not. A good
> thing is the variable name 'cross_compiling' is self-documenting.
>
> This is a simple replacement for m68k, mips, sh, for which $(ARCH)
> and $(SRCARCH) always match.
>
> No functional change is intended for xtensa, either.
>
> This is rather a fix for parisc because arch/parisc/Makefile defines
> UTS_MATCHINE depending on CONFIG_64BIT, therefore cc-cross-prefix
> is not working in Kconfig time.
>
> Signed-off-by: Masahiro Yamada <masahiroy@...nel.org>
> ---
>
>  arch/m68k/Makefile   | 2 +-
>  arch/mips/Makefile   | 2 +-
>  arch/parisc/Makefile | 2 +-
>  arch/sh/Makefile     | 2 +-
>  arch/xtensa/Makefile | 6 +-----
>  5 files changed, 5 insertions(+), 9 deletions(-)

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

-- 
Thanks.
-- Max