Regression with legacy IRQ numbers caused by 9a1091ef0017

Russell King - ARM Linux linux at arm.linux.org.uk
Thu Jan 15 09:19:24 PST 2015


On Thu, Jan 15, 2015 at 07:28:39AM -0800, Tony Lindgren wrote:
> * Russell King - ARM Linux <linux at arm.linux.org.uk> [150115 02:53]:
> > I don't think we've proven a link there.  While you're right that it
> > causes the wrong interrupt to be claimed, I have two kernels here,
> > both claim the same interrupt, one which is multi-platform and issues
> > that strange warning, and one which targets only OMAP4 which doesn't.
> > 
> > There's something else going on which causes the bus errors which we
> > haven't found.
> 
> I think it gets triggered if you enable PREEMPT.

That's something which we can try to prove... build running now with
CONFIG_PREEMPT=y

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