c4iw_dereg_mr     994 drivers/infiniband/hw/cxgb4/iw_cxgb4.h int c4iw_dereg_mr(struct ib_mr *ib_mr, struct ib_udata *udata);
c4iw_dereg_mr     483 drivers/infiniband/hw/cxgb4/provider.c 	.dereg_mr = c4iw_dereg_mr,