Messages in this thread | | | Date | Tue, 12 May 2015 11:48:37 +0200 | From | Ingo Molnar <> | Subject | Re: [PATCH] force inlining of spinlock ops |
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* Denys Vlasenko <dvlasenk@redhat.com> wrote:
> > Also, the inline_for_broken_gcc definition can be made dependent > > on particular gcc versions, which will allow us to easily keep an > > eye on the behaviour of later gcc versions. > > I've seen it on gcc-4.7.2 and gcc-4.9.2, so this behavior is not > limited to a narrow range of gcc versions. I'd say by now about half > of running kernels can easily be affected.
Please do the measurements on x86 defconfig (with OPTIMIZE_FOR_SIZE and OPTIMIZE_INLINING enabled if necessary), to make sure we are truly getting a decrease in kernel size on common distro configs as well.
Thanks,
Ingo
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