2018-06-24 1:41 GMT+09:00 Masahiro Yamada <yamada.masahiro@xxxxxxxxxxxxx>:
> Since commit 5d20ee3192a5 ("kbuild: Allow LD_DEAD_CODE_DATA_ELIMINATION
> to be selectable if enabled"), HAVE_LD_DEAD_CODE_DATA_ELIMINATION is
> supposed to be selected by architectures that are capable of this
> functionality. LD_DEAD_CODE_DATA_ELIMINATION is now users' selection.
> Update the help message.
>
> Signed-off-by: Masahiro Yamada <yamada.masahiro@xxxxxxxxxxxxx>
> ---
>
Applied to linux-kbuild/fixes.
> init/Kconfig | 7 +++----
> 1 file changed, 3 insertions(+), 4 deletions(-)
>
> diff --git a/init/Kconfig b/init/Kconfig
> index fde3d09..041f3a0 100644
> --- a/init/Kconfig
> +++ b/init/Kconfig
> @@ -1051,10 +1051,9 @@ config LD_DEAD_CODE_DATA_ELIMINATION
> depends on HAVE_LD_DEAD_CODE_DATA_ELIMINATION
> depends on EXPERT
> help
> - Select this if the architecture wants to do dead code and
> - data elimination with the linker by compiling with
> - -ffunction-sections -fdata-sections, and linking with
> - --gc-sections.
> + Enable this if you want to do dead code and data elimination with
> + the linker by compiling with -ffunction-sections -fdata-sections,
> + and linking with --gc-sections.
>
> This can reduce on disk and in-memory size of the kernel
> code and static data, particularly for small configs and
> --
> 2.7.4
>
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--
Best Regards
Masahiro Yamada
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