Messages in this thread | | | From | (Alan Cox) | Subject | Re: BogoMIPS | Date | Sat, 3 Oct 1998 23:47:27 +0100 (BST) |
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> > As a result, 2.0.x just does it as a separate subroutine in > > > > arch/i386/lib/delay.S > > > > and that pretty much forces it to not jitter at all. If you'd send me that > > kind of patch I'd accept it.
It jitters on cyrix unless you force alignments too. I've not figured out the logic that can cause this just that it happens.
> I think the right thing is to use the TSC if the machine has one > (which can be trusted.) That leaves only older, simple machines to > use timing loops.
That needs the time.c patches to 2.1.x otherwise you cant use non intel chips TSC or use the TSC on an APM aware kernel
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