Re: [2.4.17/18pre] VM and swap - it's really unusable

Robert Love
2002-01-12T22:58:50Z

On Sat, 2002-01-12 at 15:36, Kenneth Johansson wrote:

> > I must have missed that in the code. I can see you check __cli() status but
> > I didn't see anywhere you check disable_irq(). Even if you did it doesnt
> > help when I mask the irq on the chip rather than using disable_irq() calls.
> >
> > Alan
>
> But you get interrupted by other interrups then so you have the same problem
> reagardless of any preemtion patch you hopefully lose the cpu for a much
> shorter time but still the same problem.

Agreed. Further, you can't put _any_ upper bound on the number of
interrupts that could occur, preempt or not. Sure, preempt can make it
worse, but I don't see it. I have no bug reports to correlate.

Robert Love