Hi,
On Wed, 1 Aug 2007, Ingo Molnar wrote:
> * Roman Zippel <[email protected]> wrote:
>
> > [...] the increase in code size:
> >
> > 2.6.22:
> > text data bss dec hex filename
> > 10150 24 3344 13518 34ce kernel/sched.o
> >
> > recent git:
> > text data bss dec hex filename
> > 14724 228 2020 16972 424c kernel/sched.o
> >
> > That's i386 without stats/debug. [...]
>
> that's without CONFIG_SMP, right? :-) On SMP they are about net break
> even:
>
> text data bss dec hex filename
> 26535 4173 24 30732 780c kernel/sched.o-2.6.22
> 28378 2574 16 30968 78f8 kernel/sched.o-2.6.23-git
That's still quite an increase in some rather important code paths and
it's not just the code size, but also code complexity which is important
- a major point I tried to address in my review.
> (plus a further ~1.5K per CPU data reduction which is not visible here)
That's why I mentioned the increased runtime memory usage...
bye, Roman
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