Re: [PATCH] x86_64: resize NR_IRQS for large machines (re-submit)

From: Ingo Molnar
Date: Fri Mar 28 2008 - 05:32:59 EST



* Alan Mayer <ajm@xxxxxxx> wrote:

> > i think you got it right, yes. But ... this is just a quick
> > first-look suggestion from me, YMMV. Maybe you find a way to do it
> > much easier to just convert everything at once. I tend to do things
> > more gradually, in my experience it's very hard and time-consuming
> > to change the world all at once - it's hard both to you the
> > developer (you dont know whether it works until you have a very
> > substantial amount of code written - while in a more gradual
> > approach it can be converted one by one perhaps) - and it's hard for
> > users and fellow kernel hackers.
>
> I think I'll take a crack at it. Doing it in phases means I can
> invest a little less time and still give everyone a chance to see if
> they like it. And, the initial stuff seems like the area where people
> will be the most likely to have problems and/or suggestions. I have
> no idea how long it will take to get something out there. Stay tuned.

great! If your initial target for this is x86 (which has certainly the
most twisted IRQ architecture of all architectures) then we'd be glad to
host and test your patches in x86.git/latest - even if they touch
drivers and other core code. Once it's proven enough it could be
rehosted to -mm.

Ingo
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/