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SubjectRe: Gaming and the kernel
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On Sat, 2012-08-04 at 06:49 +0200, Mike Galbraith wrote: 
> On Sat, 2012-08-04 at 00:12 -0400, valdis.kletnieks@vt.edu wrote:
> > On Sat, 04 Aug 2012 10:51:49 +1000, Chris Jones said:
> >
> > > documentation, hopefully things will work out. And this might actually
> > > be the kick in the rear-end that AMD and NVIDIA need to get into gear
> > > and start developer some useful and Windows equivalent hardware drivers
> > > for ALL their cards for Linux.
> >
> > The truly ironic part is that the current NVidia binary blob driver that
> > everybody dislikes so much *IS* the "Windows equivalent" driver (in
> > fact, it's the same driver, with a Linux shim layer wrapped around it).
>
> Hm.. so windows can be kept in kernel for a full second of IPI blasting
> all cores too. That driver seems to work very nicely once things are
> running, but whatever the heck it does when you first fire up rendering
> is.. something to keep far far away from realtime tasks :)

That seems to have gotten about a ton better. Worst just measured with
295.53 under 3.0-rt58 was 7.7ms, with typical being < 1ms.

-Mike



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