Neel Natu 5c1a8dc028 Fix bogus error message from bus_dmamem_alloc() about incorrect alignment.
The check for alignment should be made against the physical address and not
the virtual address that maps it.

Sponsored by:	NetApp
Submitted by:	Will McGovern (will at netapp dot com)
Reviewed by:	mjacob, jhb
2010-09-29 21:53:11 +00:00
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