Re: userspace irq balancer

Andrew Morton (akpm@digeo.com)
Mon, 26 May 2003 18:59:20 -0700

William Lee Irwin III <wli@holomorphy.com> wrote:
>
> In
> the userspace implementation the reprogramming is done infrequently
> enough to make even significant cost negligible; in-kernel the cost
> is entirely uncontrolled and the rate of reprogramming unlimited.

eh?

#define MAX_BALANCED_IRQ_INTERVAL (5*HZ)
#define MIN_BALANCED_IRQ_INTERVAL (HZ/2)
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