K 10 svn:author V 5 dyson K 8 svn:date V 27 1995-10-19T23:48:25.000000Z K 7 svn:log V 270 If we clear the B_CACHE flag because a buffer isn't composed fully of valid bytes, we must also clear the B_DONE flag. Some filesystems depend on this (incl NFS) and is probably the cause of the biodone error and subsequent crash. Anyway this change needs to be made. END