lbmDirectWrite
lbmDirectWrite(log, bpsuper, lbmWRITE | lbmRELEASE | lbmSYNC);
lbmDirectWrite(log, bpsuper, lbmWRITE | lbmRELEASE | lbmSYNC);
lbmDirectWrite(log, bpsuper, lbmWRITE | lbmRELEASE | lbmSYNC);
static void lbmDirectWrite(struct jfs_log * log, struct lbuf * bp, int flag);