linux-kernel - Re: [PATCH 2/2] perf: allow to specify custom linker command

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Message-ID: <20150701130444.GC9180@krava.brq.redhat.com>
Date:	Wed, 1 Jul 2015 15:04:44 +0200
From:	Jiri Olsa <jolsa@...hat.com>
To:	Aaro Koskinen <aaro.koskinen@...ia.com>
Cc:	Peter Zijlstra <a.p.zijlstra@...llo.nl>,
	Paul Mackerras <paulus@...ba.org>,
	Ingo Molnar <mingo@...hat.com>,
	Arnaldo Carvalho de Melo <acme@...nel.org>,
	Jiri Olsa <jolsa@...nel.org>, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 2/2] perf: allow to specify custom linker command

On Wed, Jul 01, 2015 at 02:54:43PM +0300, Aaro Koskinen wrote:
> Allow to specify custom linker command. This fixes MIPS64 builds for
> 64-bit userspace as it will allow to pass a linker using the correct
> linker flags for 64-bit ABI (by default GNU binutils ld will assume N32).
> 
> Signed-off-by: Aaro Koskinen <aaro.koskinen@...ia.com>

Acked-by: Jiri Olsa <jolsa@...nel.org>

thanks,
jirka

> ---
>  tools/perf/Makefile.perf | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/tools/perf/Makefile.perf b/tools/perf/Makefile.perf
> index 14e823f..a3fbe65 100644
> --- a/tools/perf/Makefile.perf
> +++ b/tools/perf/Makefile.perf
> @@ -108,7 +108,7 @@ $(OUTPUT)PERF-VERSION-FILE: ../../.git/HEAD
>  	$(Q)touch $(OUTPUT)PERF-VERSION-FILE
>  
>  CC = $(CROSS_COMPILE)gcc
> -LD = $(CROSS_COMPILE)ld
> +LD ?= $(CROSS_COMPILE)ld
>  AR = $(CROSS_COMPILE)ar
>  PKG_CONFIG = $(CROSS_COMPILE)pkg-config
>  
> -- 
> 2.4.3
> 
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