On 04.11.2009, at 09:47, Benjamin Herrenschmidt wrote:
On Wed, 2009-11-04 at 09:43 +0100, Arnd Bergmann wrote:
On Tuesday 03 November 2009, Benjamin Herrenschmidt wrote:
(Though glibc can be nasty, afaik it might load up optimized
variants of
some routines with hard wired cache line sizes based on the CPU
type)
You can also get application with hand-coded cache optimizations
that are even harder, if not impossible, to fix.
Right. But those are already broken across CPU variants anyways.
... which might be the reason you're using KVM in the first place.
Alex
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