WC_MODE_FUA      1452 drivers/md/dm-writecache.c 		if (!WC_MODE_FUA(wc))
WC_MODE_FUA      1546 drivers/md/dm-writecache.c 		bio_set_op_attrs(bio, REQ_OP_WRITE, WC_MODE_FUA(wc) * REQ_FUA);