Messages in this thread | | | From | Krzysztof Kozlowski <> | Date | Tue, 10 Dec 2019 16:37:09 +0100 | Subject | Re: [PATCH RFC] init/Kconfig: enable -O3 for all arches |
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On Tue, 10 Dec 2019 at 15:57, Oleksandr Natalenko <oleksandr@redhat.com> wrote: > > Building a kernel with -O3 may help in hunting bugs like [1] and thus > using this switch should not be restricted to one specific arch only. > > Thus lets expose it. If for some reasone we have to hide it, lets hide > it under EXPERT.
You are not hiding it under EXPERT so no need to document in commit log theoretical future decisions.
> The commit is made against next-20191210 tag.
This does not belong to commit message. You can put such under the --- separator.
Best regards, Krzysztof
> > [1] https://lore.kernel.org/lkml/673b885183fb64f1cbb3ed2387524077@natalenko.name/ > > Signed-off-by: Oleksandr Natalenko <oleksandr@redhat.com> > --- > init/Kconfig | 1 - > 1 file changed, 1 deletion(-) > > diff --git a/init/Kconfig b/init/Kconfig > index a34064a031a5..b41b18edb10e 100644 > --- a/init/Kconfig > +++ b/init/Kconfig > @@ -1228,7 +1228,6 @@ config CC_OPTIMIZE_FOR_PERFORMANCE > > config CC_OPTIMIZE_FOR_PERFORMANCE_O3 > bool "Optimize more for performance (-O3)" > - depends on ARC > imply CC_DISABLE_WARN_MAYBE_UNINITIALIZED # avoid false positives > help > Choosing this option will pass "-O3" to your compiler to optimize > -- > 2.24.0 >
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