rw_header         320 drivers/md/dm-log.c 	r = rw_header(log, REQ_OP_READ);
rw_header         634 drivers/md/dm-log.c 	r = rw_header(lc, REQ_OP_WRITE);
rw_header         702 drivers/md/dm-log.c 	r = rw_header(lc, REQ_OP_WRITE);