Re: 2.3.99-pre1 axp misc patch

From: Richard Henderson (rth@twiddle.net)
Date: Mon Mar 27 2000 - 19:48:25 EST


On Tue, Mar 28, 2000 at 01:07:04AM +0200, andrea@suse.de wrote:
> The wasted time is not wasted since it's killing the irq latency...

No, it is true that the cpus that did not handle the interrupt did
waste time. There's no denying that. Whether or not the waste results
in a more responsive system is another question.

> Good, I think it's fine to have the per-cpu irq distribution script in
> userspace. However I would prefer to have a kind of distribution also in
> kernel.

I didn't do anything in userspace. It's all in the kernel.
It's overridable from userspace though through /proc/irq.

r~



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