Re: [discuss] Re: [Bug 350] New: i386 context switch very slow compared to 2.4 due to wrmsr (performance)

From: Robert Dewar (
Date: Fri Feb 14 2003 - 09:03:36 EST

> > The only way to get from long-mode back to legacy-mode is to reset the
> > processor. It can be done in software but you will likely lose interrupts.
> Smartdrv.sys and triple-faults come back, all is forgiven! ;)

I have an idea, perhaps we can make the keyboard controller recognize a special
command that will reset the processor :-) :-)
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