K 10 svn:author V 6 scottl K 8 svn:date V 27 2014-05-27T21:31:11.130848Z K 7 svn:log V 304 Eliminate the fake contig_dmamap and replace it with a new flag, BUS_DMA_KMEM_ALLOC. They serve the same purpose, but using the flag means that the map can be NULL again, which in turn enables significant optimizations for the common case of no bouncing. Obtained from: Netflix, Inc. MFC after: 3 days END