K 10
svn:author
V 6
mhorne
K 8
svn:date
V 27
2019-11-16T01:25:51.345344Z
K 7
svn:log
V 228
RISC-V: busdma_bounce: fix BUS_DMA_ALLOCNOW for non-paged aligned sizes

RISC-V inherited this code from arm64, so implement the fix from r354712.
See the revision for the full description.

Submitted by:	kevans (arm64 version)

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