Re: [Q] What is the significance of the "Out of IOMMU Space" error?

[Andi Kleen]

Maurice Volaski <mvolaski@xxxxxxxxxxxx> writes:
> 
> This error doesn't seem to be mentioned much in this space. Should it
> be taken at face value? Is it something simple like IOMMU should be
> set to a higher value in the HDAMA bios? A kernel bug? 

It could be the second, but normally it is the first. The defaults
supplied by the BIOS tend to be very tight and the 3ware controller
eats a lot of IOMMU space because it has deep queues.  I would just
increase the IOMMU space in the BIOS.

-Andi
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/