On Fri, 13 Jul 2007 04:23:43 +0200 (CEST) Roman Zippel <[email protected]> wrote:
> Hi,
>
> On Wed, 11 Jul 2007, Linus Torvalds wrote:
>
> > Sure, bugs happen, but code that everybody runs the same generally doesn't
> > break. So a CPU scheduler doesn't worry me all that much. CPU schedulers
> > are "easy".
>
> A little more advance warning wouldn't have hurt though.
> The new scheduler does _a_lot_ of heavy 64 bit calculations without any
> attempt to scale that down a little...
> One can blame me now for not having it brought up earlier, but discussions
> with Ingo are not something I'm looking forward to. :(
>
I brought that up a couple of weeks ago, got handwaved at and gave up.
It still isn't obvious to me that all that arith needs to be 64-bit
on 32-bit machines, or even on 64-bit. 4e9 is a big number.
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