Re: [Intel IOMMU][patch 8/8] Preserve some Virtual Address when devices cannot address entire range.

From: Ashok Raj <[email protected]>
Date: Tue, 24 Apr 2007 14:38:35 -0700

> Its not clear if we have a very generic device breakage.. most devices
> on these platforms are going to be more recent, (except maybe some
> legacy fd)... 

I'm not so sure, there are some "modern" sound cards that have
a 31-bit DMA addressing limitation because they use the 31st
bit as a status bit in their DMA descriptors :-)
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