Re: [patch, -rc5-mm1] locking validator: special rule: 8390.c disable_irq()

Alan Cox
2006-06-04T15:39:12Z

On Sun, Jun 04, 2006 at 09:16:01AM -0400, Steven Rostedt wrote:
> that had its irq misrouted, couldn't it cause a storm if we don't call
> the handler for it? So really disable_irq is broken for the misrouting
> case, and perhaps needs to be replaced with a spin_lock_irqsave?

For the ne2k at least that simply is not possible, the latencies are so
bad that you start dropping serial characters and the like if you do.

The disease is not as bad as the cure..