K 10 svn:author V 5 tegge K 8 svn:date V 27 2006-05-13T23:52:59.000000Z K 7 svn:log V 192 MFC: A side effect of calling runningbufwakeup() is that bp->b_runningbufspace is cleared. Save old value and restore bp->b_runningbufspace before returning from ffs_copyonwrite(). END