From mboxrd@z Thu Jan  1 00:00:00 1970
From: Mike Turquette <mturquette@linaro.org>
Subject: Re: [PATCH 1/3] kbuild: remove unnecessary "obj- := dummy.o" trick
Date: Tue, 09 Sep 2014 10:43:37 -0700
Message-ID: <20140909174337.19023.97772@quantum>
References: <1410258381-7088-1-git-send-email-yamada.m@jp.panasonic.com>
 <1410258381-7088-2-git-send-email-yamada.m@jp.panasonic.com>
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Cc: "Masahiro Yamada" <yamada.m@jp.panasonic.com>,
	"Ben Dooks" <ben-linux@fluff.org>,
	"Kukjin Kim" <kgene.kim@samsung.com>,
	"Russell King" <linux@arm.linux.org.uk>,
	"Laurent Pinchart" <laurent.pinchart+renesas@ideasonboard.com>,
	"Simon Horman" <horms+renesas@verge.net.au>,
	"Geert Uytterhoeven" <geert@linux-m68k.org>,
	"Wolfram Sang" <wsa@sang-engineering.com>,
	"Takashi Yoshii" <takasi-y@ops.dti.ne.jp>,
	"Ulrich Hecht" <ulrich.hecht@gmail.com>,
	linux-arm-kernel@lists.infradead.org,
	linux-samsung-soc@vger.kernel.org, linux-kernel@vger.kernel.org,
	netdev@vger.kernel.org
To: Masahiro Yamada <yamada.m@jp.panasonic.com>,
	linux-kbuild@vger.kernel.org
Return-path: <linux-kbuild-owner@vger.kernel.org>
In-Reply-To: <1410258381-7088-2-git-send-email-yamada.m@jp.panasonic.com>
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List-Id: netdev.vger.kernel.org

Quoting Masahiro Yamada (2014-09-09 03:26:19)
> In these Makefiles, at least one of "obj-y" and "obj-" is non-empty,
> hence built-in.o is always created without such a trick.
> 
> Signed-off-by: Masahiro Yamada <yamada.m@jp.panasonic.com>

Acked-by: Mike Turquette <mturquette@linaro.org>

> ---
> 
>  arch/arm/plat-samsung/Makefile | 1 -
>  drivers/clk/shmobile/Makefile  | 2 --
>  drivers/net/wimax/Makefile     | 4 ----
>  3 files changed, 7 deletions(-)
> 
> diff --git a/arch/arm/plat-samsung/Makefile b/arch/arm/plat-samsung/Makefile
> index 5fe1750..a402262 100644
> --- a/arch/arm/plat-samsung/Makefile
> +++ b/arch/arm/plat-samsung/Makefile
> @@ -8,7 +8,6 @@ ccflags-$(CONFIG_ARCH_MULTI_V7) += -I$(srctree)/$(src)/include
>  
>  obj-y                          :=
>  obj-m                          :=
> -obj-n                          := dummy.o
>  obj-                           :=
>  
>  # Objects we always build independent of SoC choice
> diff --git a/drivers/clk/shmobile/Makefile b/drivers/clk/shmobile/Makefile
> index e002923..9aab51c8 100644
> --- a/drivers/clk/shmobile/Makefile
> +++ b/drivers/clk/shmobile/Makefile
> @@ -6,5 +6,3 @@ obj-$(CONFIG_ARCH_R8A7790)              += clk-rcar-gen2.o
>  obj-$(CONFIG_ARCH_R8A7791)             += clk-rcar-gen2.o
>  obj-$(CONFIG_ARCH_SHMOBILE_MULTI)      += clk-div6.o
>  obj-$(CONFIG_ARCH_SHMOBILE_MULTI)      += clk-mstp.o
> -# for emply built-in.o
> -obj-n  := dummy
> diff --git a/drivers/net/wimax/Makefile b/drivers/net/wimax/Makefile
> index 992bc02..692184d 100644
> --- a/drivers/net/wimax/Makefile
> +++ b/drivers/net/wimax/Makefile
> @@ -1,5 +1 @@
> -
>  obj-$(CONFIG_WIMAX_I2400M)     += i2400m/
> -
> -# (from Sam Ravnborg) force kbuild to create built-in.o
> -obj- := dummy.o
> -- 
> 1.9.1
> 
> --
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