linux-kernel - Re: [PATCH v2] tools: fix cross-compile var clobbering

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Date:   Wed, 4 Apr 2018 15:20:33 +0200
From:   Jiri Slaby <jslaby@...e.cz>
To:     Martin Kelly <martin@...tingkelly.com>,
        linux-kbuild@...r.kernel.org
Cc:     Tejun Heo <tj@...nel.org>, Li Zefan <lizefan@...wei.com>,
        Johannes Weiner <hannes@...xchg.org>,
        Linus Walleij <linus.walleij@...aro.org>,
        "K. Y. Srinivasan" <kys@...rosoft.com>,
        Haiyang Zhang <haiyangz@...rosoft.com>,
        Stephen Hemminger <sthemmin@...rosoft.com>,
        Jonathan Cameron <jic23@...nel.org>,
        Pali Rohár <pali.rohar@...il.com>,
        Richard Purdie <rpurdie@...ys.net>,
        Jacek Anaszewski <jacek.anaszewski@...il.com>,
        Pavel Machek <pavel@....cz>,
        Peter Zijlstra <peterz@...radead.org>,
        Ingo Molnar <mingo@...hat.com>,
        Arnaldo Carvalho de Melo <acme@...nel.org>,
        Robert Moore <robert.moore@...el.com>,
        Lv Zheng <lv.zheng@...el.com>,
        "Rafael J. Wysocki" <rafael.j.wysocki@...el.com>,
        Mark Brown <broonie@...nel.org>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Valentina Manea <valentina.manea.m@...il.com>,
        Shuah Khan <shuahkh@....samsung.com>,
        Shuah Khan <shuah@...nel.org>,
        Mario Limonciello <mario.limonciello@...l.com>,
        Andrew Morton <akpm@...ux-foundation.org>,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2] tools: fix cross-compile var clobbering

On 01/07/2018, 10:40 PM, Martin Kelly wrote:
> From: Martin Kelly <martin@...tingkelly.com>
...
> --- a/tools/power/acpi/Makefile.config
> +++ b/tools/power/acpi/Makefile.config
> @@ -56,9 +56,6 @@ INSTALL_SCRIPT = ${INSTALL_PROGRAM}
>  # to compile vs uClibc, that can be done here as well.
>  CROSS = #/usr/i386-linux-uclibc/usr/bin/i386-uclibc-
>  CROSS_COMPILE ?= $(CROSS)
> -CC = $(CROSS_COMPILE)gcc
> -LD = $(CROSS_COMPILE)gcc

This one makes difference -- acpi is special. This used to be:
LD = gcc

Now it is:
LD = ld

And due to that, we get:
ld: unrecognized option '-D_LINUX'

Should we do:
LD = $(CC)

or fix this elsewhere differently?

thanks,
-- 
js
suse labs