Re: [benchmark] 1% performance overhead of paravirt_ops on nativekernels

From: Matthew Garrett
Date: Tue Jun 09 2009 - 18:50:10 EST

On Tue, Jun 09, 2009 at 11:07:41AM -0700, Linus Torvalds wrote:

> Side note: intel is to blame too. I think several Atom versions were
> shipped with 64-bit mode disabled. So even "modern" CPU's are sometimes
> artifically crippled to just 32-bit mode.

And some people still want to run dosemu so they can drive their
godforsaken 80s era PIO driven data analyzer. It'd be nice to think that
nobody used vm86, but they always seem to pop out of the woodwork
whenever someone suggests 64-bit kernels by default.

Matthew Garrett | mjg59@xxxxxxxxxxxxx
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