Regression with legacy IRQ numbers caused by 9a1091ef0017

Tony Lindgren tony at atomide.com
Fri Jan 16 08:21:20 PST 2015


* Russell King - ARM Linux <linux at arm.linux.org.uk> [150115 09:22]:
> 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

Looks like you now have the omap_l3_noc error appear for sdp4430 in
your logs after enabling PREEMPT.

I guess that means case closed for this one?

Regards,

Tony



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