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SubjectRe: [PATCH 1/3] kbuild: remove unnecessary "obj- := dummy.o" trick
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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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