Messages in this thread | | | Date | Wed, 24 Mar 2021 16:46:32 +0000 | From | Will Deacon <> | Subject | Re: [PATCH] arm64: move --fix-cortex-a53-843419 linker test to Kconfig |
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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(-)
Acked-by: Will Deacon <will@kernel.org>
Will
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