K 10 svn:author V 2 cg K 8 svn:date V 27 1999-12-05T19:09:13.000000Z K 7 svn:log V 178 fix dma underrun issues mutate some panics to kasserts add more spl protection PR: kern/14990 Partially Submitted by: Vladimir N.Silyaev Reviewed by: dfr END