K 10
svn:author
V 8
hselasky
K 8
svn:date
V 27
2012-12-21T14:17:39.423744Z
K 7
svn:log
V 530
Regression issue:
Use a boundary of zero, hence a PAGE_SIZE boundary
is implied by all memory allocations.

Background:
Busdma has problems to allocate more than PAGE_SIZE
bytes when the boundary is PAGE_SIZE bytes too.
Initially it was thought that a boundary of PAGE_SIZE
bytes will only affect loading of DMA memory, so that
segments get split correctly, but it also affects
allocation of DMA'able memory.

Solution:
USB can detect big segments and split them as required
by the USB code.

MFC after:	1 week
Reported by:	gonzo

END