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xen-devel
[Xen-devel] Re: [RFC PATCH 15/35] subarch support for controlling interr
On Tuesday 09 May 2006 18:29, Christian Limpach wrote:
> On Tue, May 09, 2006 at 06:07:57PM +0200, Andi Kleen wrote:
> >
> > >
> > > Anybody want to comment on the performance impact of making
> > > local_irq_* non-inline functions?
> >
> > I would guess for that much inline code it will be even a win to not
> > inline because it will save icache.
>
> Maybe, although some of the macros compile down to only 2-3 instructions.
Can you post before/after vmlinux size numbers for inline/out of line?
-Andi
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