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SubjectRe: [char-misc-next 07/15] mei: use wrietl/readl instead of io wrappers
On Tue, 4 Dec 2012 16:02:17 +0000
"Winkler, Tomas" <tomas.winkler@intel.com> wrote:

> > > > As to overhead. I'd love to see a measurement that can detect
> > > > the difference. Do you have a benchmark that shows it ?
> > >
> > > Don't have any numbers but it seems reasonable to me.
> >
> > Processors are pretty good at prediction these days. I've not seen
> > any evidence to support the assumption.
>
> I don't have strong opinion about it, yet what would be benefit of
> keeping the io abstraction layer, In case we are sure it is not used
> with io ports?

Less changes to existing working code being the obvious one.

Alan


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