Re: [PATCH] Sample fix for hyperthread exploit

From: Con Kolivas
Date: Wed Jun 01 2005 - 07:14:28 EST


On Wed, 1 Jun 2005 22:06, Arjan van de Ven wrote:
> > Comments?
>
> I don't think it's really worth it, but if you go this way I'd rather do
> this via a prctl() so that apps can tell the kernel "I'd like to run
> exclusive on a core". That'd be much better than blindly isolating all
> applications.

I agree, and this is where we (could) implement the core isolation. I'm still
under the impression (as you appear to be) that this theoretical exploit is
not worth trying to work around.

Cheers,
Con
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