Re: Missing cache flush.

Ralf Baechle (ralf@uni-koblenz.de)
Tue, 5 Jun 2001 17:10:48 +0200


On Tue, Jun 05, 2001 at 10:29:28AM +0200, Ingo Molnar wrote:

> > - even when it works, it is necessarily very very very slow. Not to be
> > used lightly. As you can imagine, the work-around is even slower.
>
> i've measured it once, IIRC it was around 10-15 millisecs on normal
> pentiums, so while it's indeed the slowest x86 instruction on the planet,
> it's still perhaps acceptable for hot-swapping ECC RAM.

I can already hear the realtime crowd bitch ...

Ralf
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