sym scsi driver problem with 2.6.26 or newer debian kernel on p610 (fwd)

[Benjamin Herrenschmidt]

On Wed, 2009-06-24 at 16:19 +1000, Michael Ellerman wrote:

> sym53c8xx 0000:00:0c.0: enabling device (0140 -> 0143)
> sym0: <896> rev 0x7 at pci 0000:00:0c.0 irq 17
> sym0: No NVRAM, ID 7, Fast-40, SE, parity checking
> _mpic_irq_read: val 0x80480004 shadow 0x80080014
> _mpic_irq_read: val 0x480004 shadow 0x480004

Strange.. it's like we read a different vector and polarity than
what is in the cache. Oh well, I'll have a closer look tomorrow
in the office.

Ben.