Re: siimage card causes repeated oopses and panics on a PowerMac G4 running 2.6.12.1

[Jeff Garzik <jgarzik@pobox.com>]

Steven Schlansker wrote:
> I have a SIIG Ultra-ATA 133/100 Pro for Mac card in my Sawtooth G4
> that, upon being touched in any way (loading the siimage module,
> trying to access the corresponding /dev/hd? entries, and just about
> anything else) causes either an oops, a flood of oopses, or a panic.

> If I do so much as touch the new /dev/hde entry or such, many more
> oopses and occassionally a panic will happen.  I can provide more
> samples if necessary, I figured two would be enough to get started. 
> The process is always different, and sometimes it even seems to be
> unrelated to the card entirely.  Usually it's modprobe and udev.  I
> have not successfully captured one of the panics with netconsole yet,
> but I remember the line "Aieeee, killing interrupt handler" from them.
>  I do not believe that the hardware is defective, as the exact same
> card works very well under Mac OS X (which even boots from a drive
> connected to it, so OpenFirmware does not seem to have issues with it
> either)

Two things:

1) turn off preempt

2) use sata_sil driver rather than siimage

	Jeff