Re: Missing cache flush.

[Ingo Molnar]

On 4 Jun 2001, Linus Torvalds 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.

        Ingo

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