Groups | Search | Server Info | Keyboard shortcuts | Login | Register [http] [https] [nntp] [nntps]

Groups > linux.kernel > #1667360

Re: [PATCH v3 1/3] kbuild: Add __cc-option macro

Show all headers | View raw

2017-06-16 2:37 GMT+09:00 Matthias Kaehlcke <mka@chromium.org>:
> cc-option uses KBUILD_CFLAGS and KBUILD_CPPFLAGS when it determines
> whether an option is supported or not. This is fine for options used to
> build the kernel itself, however some components like the x86 boot code
> use a different set of flags.
>
> Add the new macro __cc-option which is a more generic version of
> cc-option with additional parameters. One parameter is the compiler
> with which the check should be performed, the other the compiler options
> to be used instead KBUILD_C*FLAGS.
>
> Refactor cc-option and hostcc-option to use __cc-option and move
> hostcc-option to scripts/Kbuild.include.
>
> Suggested-by: Arnd Bergmann <arnd@arndb.de>
> Suggested-by: Masahiro Yamada <yamada.masahiro@socionext.com>
> Signed-off-by: Matthias Kaehlcke <mka@chromium.org>


Acked-by: Masahiro Yamada <yamada.masahiro@socionext.com>



-- 
Best Regards
Masahiro Yamada

Back to linux.kernel | Previous | Next — Previous in thread | Next in thread | Find similar | Unroll thread

Thread

[PATCH v3 0/3] x86: stack alignment for boot code and clang Matthias Kaehlcke <mka@chromium.org> - 2017-06-15 19:50 +0200
  [PATCH v3 2/3] x86/build: Use __cc-option for boot code compiler options Matthias Kaehlcke <mka@chromium.org> - 2017-06-15 19:50 +0200
  [PATCH v3 1/3] kbuild: Add __cc-option macro Matthias Kaehlcke <mka@chromium.org> - 2017-06-15 19:50 +0200
    Re: [PATCH v3 1/3] kbuild: Add __cc-option macro Masahiro Yamada <yamada.masahiro@socionext.com> - 2017-06-16 02:50 +0200
    Re: [PATCH v3 1/3] kbuild: Add __cc-option macro kbuild test robot <lkp@intel.com> - 2017-06-18 09:00 +0200
      Re: [PATCH v3 1/3] kbuild: Add __cc-option macro Masahiro Yamada <yamada.masahiro@socionext.com> - 2017-06-19 04:10 +0200
        Re: [PATCH v3 1/3] kbuild: Add __cc-option macro Matthias Kaehlcke <mka@chromium.org> - 2017-06-19 18:50 +0200
  [PATCH v3 3/3] x86/build: Specify stack alignment for clang Matthias Kaehlcke <mka@chromium.org> - 2017-06-15 19:50 +0200

csiph-web