Re: [PATCH 03/13] jump label v9: x86 support

From: Ingo Molnar
Date: Thu Jun 10 2010 - 08:15:04 EST



* Peter Zijlstra <peterz@xxxxxxxxxxxxx> wrote:

> On Wed, 2010-06-09 at 17:39 -0400, Jason Baron wrote:
> > + select HAVE_ARCH_JUMP_LABEL if !CC_OPTIMIZE_FOR_SIZE
>
> That deserves a comment somewhere, it basically makes OPTIMIZE_FOR_SIZE
> useless...

Hm, we need more than a comment for that - distros enable CC_OPTIMIZE_FOR_SIZE
all the time, for the massive kernel image (and hotpath cache footprint)
savings. Is this fixable?

Thanks,

Ingo

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