Messages in this thread | | | Date | Mon, 17 Aug 2009 12:56:55 +0200 (CEST) | From | Thomas Gleixner <> | Subject | Re: Threaded interrupt handlers broken? |
| |
On Mon, 17 Aug 2009, Michael Buesch wrote: > Ok, I added some more debugging code: > http://bu3sch.de/patches/wireless-testing/20090817-1219/patches/001-hack-threaded-irqs.patch > > Here's the result: > http://bu3sch.de/misc/dmesg2 > > Is it possible that the irq_to_desc() in irq_thread() fails and the > resulting desc pointer points to something random? That could > probably explain why the bit is set and why the spinlock is > uninitialized. But it would not explain why desc->lock would still > work... Maybe irq_to_desc() returns a descriptor to another irq (!= > 52)?
That would cause the whole irq code to fail. Can you send/upload your .config please ?
Thanks,
tglx
| |