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SubjectRe: [PATCH v5 0/3] x86: stack alignment for boot code and clang
2017-06-22 17:58 GMT+09:00 Ingo Molnar <mingo@kernel.org>:
>
> * Matthias Kaehlcke <mka@chromium.org> wrote:
>
>> This series fixes an issue with the stack of the x86 boot code not
>> being aligned as intended. Further it adapts the Makefile to account
>> for the fact that clang uses a different option to configure the
>> stack alignment than gcc (-mstack-alignment=N vs
>> -mpreferred-stack-boundary=N)
>>
>> Collaterally the series adds the new kbuild macro __cc-option and
>> refactors the macros cc-option and hostcc-option to make use of
>> __cc-option.
>>
>> Matthias Kaehlcke (3):
>> kbuild: Add __cc-option macro
>> x86/build: Use __cc-option for boot code compiler options
>> x86/build: Specify stack alignment for clang
>>
>> Makefile | 2 +-
>> arch/x86/Makefile | 33 +++++++++++++++++++++++++--------
>> scripts/Kbuild.include | 14 ++++++++++++--
>> scripts/Makefile.host | 6 ------
>> 4 files changed, 38 insertions(+), 17 deletions(-)
>
> So given that there are non-trivial kbuild changes here, I'd suggest these patches
> might have a better home in the kbuild tree. For the x86 bits:
>
> Acked-by: Ingo Molnar <mingo@kernel.org>
>
> Thanks,
>
> Ingo
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Series applied to linux-kbuild/kbuild.




--
Best Regards
Masahiro Yamada

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