On Tue, Apr 24, 2007 at 03:17:20PM -0700, Jason Thorpe wrote:
> Unfortunately, most of the sensors themselves are polling, and not  
> interrupt driven.

Yes, that's why a kqueue api would be very conveninent - deliver a kevent
every time kernel has polled.

> Also, let's withhold judgement on how expensive it is until we have  
> some real numbers that show there's a problem.

I'm not saying there is a problem, just trying to point at a possible
benefitial extension.

Martin