El Wed, Jun 14, 2017 at 10:32:20AM +0200 Michal Marek ha dit: > Dne 14.6.2017 v 09:31 Arnd Bergmann napsal(a): > > On Wed, Jun 14, 2017 at 3:27 AM, Masahiro Yamada > > <yamada.masahiro@xxxxxxxxxxxxx> wrote: > >> 2017-06-14 8:08 GMT+09:00 Matthias Kaehlcke <mka@xxxxxxxxxxxx>: > >>> 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-raw which serves the same purpose as > >>> cc-option but has 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. The compiler parameter allows other > >>> macros like hostcc-option to be implemented on top of cc-option-raw. > >>> > >>> Also rework cc-option to make use of cc-option-raw. > >>> > >>> Suggested-by: Arnd Bergmann <arnd@xxxxxxxx> > >>> Suggested-by: Masahiro Yamada <yamada.masahiro@xxxxxxxxxxxxx> > >>> Signed-off-by: Matthias Kaehlcke <mka@xxxxxxxxxxxx> > >>> --- > >>> Changes in v2: > >>> - Changed macro name from Add cc-option-no-kbuild to cc-option-raw > >>> - Added compiler as parameter to the macro > >>> - Reworked cc-option to make use of cc-option-raw > >>> - Updated commit message > >>> > >>> scripts/Kbuild.include | 9 +++++++-- > >>> 1 file changed, 7 insertions(+), 2 deletions(-) > >>> > >> > >> Acked-by: Masahiro Yamada <yamada.masahiro@xxxxxxxxxxxxx> > >> (if nothing better pops up) > > > > Acked-by: Arnd Bergmann <arnd@xxxxxxxx> > > Acked-by: Michal Marek <mmarek@xxxxxxxx> > > > > Regarding the naming, __cc-option might be better than cc-option-raw, > > but the current version is fine too. > > I have no strong opinion either way :). I'm going to change it to __cc-option since there is a slight preference for it and I have to respin the series anyway. I'll wait a bit for feedback from the x86 folks before sending the new version. -- To unsubscribe from this list: send the line "unsubscribe linux-kbuild" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
