lkml.org 
[lkml]   [2021]   [Mar]   [26]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [PATCH] arm64: move --fix-cortex-a53-843419 linker test to Kconfig
Hi Masahiro,

On Wed, Mar 24, 2021 at 04:11:28PM +0900, Masahiro Yamada wrote:
> $(call ld-option, --fix-cortex-a53-843419) in arch/arm64/Makefile is
> evaluated every time even for Make targets that do not need the linker,
> such as "make ARCH=arm64 install".
>
> Recently, the Kbuild tree queued up a patch to avoid needless
> compiler/linker flag evaluation. I beleive it is a good improvement
> itself, but causing a false-positive warning for arm64 installation
> in linux-next. (Thanks to Nathan for the report)
>
> Kconfig can test the linker capability just once, and store it in the
> .config file. The build and installation steps that follow do not need
> to test the liniker over again.
>
> Reported-by: Nathan Chancellor <nathan@kernel.org>
> Signed-off-by: Masahiro Yamada <masahiroy@kernel.org>
> ---
>
> I was not sure what the preferred CONFIG option name is.
> Please suggest a one if you have a better idea.
>
>
> arch/arm64/Kconfig | 3 +++
> arch/arm64/Makefile | 2 +-
> 2 files changed, 4 insertions(+), 1 deletion(-)

Would you like this patch to go in via the arm64 tree or you will queue
it via the kbuild tree?

Thanks.

--
Catalin

\
 
 \ /
  Last update: 2021-03-26 15:38    [W:0.119 / U:0.020 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site