Hello,

On Tue, May 31, 2011 at 2:51 AM, Paul Kosinski [off-list ref] wrote:

With the 2.6.39 kernel, the situation is reversed: the card's USB3
works, but SATA doesn't. In particular, the booting process reports
"failed to IDENTIFY (I/O error, err_mask=0x4)" for disks attached to
that adapter, even after trying lower link speeds.

Does irqpoll kernel parameter make any difference?

Thanks.

--
tejun