Messages in this thread | | | Subject | Re: [patch, -rc5-mm1] locking validator: special rule: 8390.c disable_irq() | From | Arjan van de Ven <> | Date | Wed, 31 May 2006 23:43:58 +0200 |
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On Wed, 2006-05-31 at 17:41 -0400, Alan Cox wrote: > On Wed, May 31, 2006 at 10:31:40PM +0200, Arjan van de Ven wrote: > > > 8390.c knows that ei_local->page_lock can only be used by an irq > > > context that it disabled - > > > > btw I think this is no longer correct with the irq polling stuff Alan > > added to the kernel recently... > > We could make the misrouted IRQ logic skip all handlers on a disabled IRQ > but that might actually be worse than the disease we are trying to cure by > doing so.
yeah since misrouted irqs will cause the kernel do disable irqs 'at random' more or less .. for which the handlers now would become unreachable which isn't good.
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