[PATCH v5 06/27] irq_domain/powerpc: eliminate irq_map; use irq_alloc_desc() instead

Thomas Gleixner
2012-04-02T20:52:34Z

On Mon, 2 Apr 2012, Andreas Schwab wrote:

> Andreas Schwab <schwab@linux-m68k.org> writes:
>
> > Grant Likely <grant.likely@secretlab.ca> writes:
> >
> >> This patch drops the powerpc-specific irq_map table and replaces it with
> >> directly using the irq_alloc_desc()/irq_free_desc() interfaces for allocating
> >> and freeing irq_desc structures.
> >
> > This breaks irqs on PowerMac G5. I see lost irq errors from the sata
> > driver.
>
> When I revert a09b659cd68c10ec6a30cb91ebd2c327fcd5bfe5 ("genirq: Fix
> long-term regression in genirq irq_set_irq_type() handling") on top of
> 3.4-rc1 the sata irq errors disappear, but I see a lot of spurious

Hmm. Which irq chip is handling the interrupt for that sata irq ?

Thanks,

tglx