157           uint32_t ra_wb_used;           /* how much is in buffer */  member
907                                              uio->uio_resid, sce->ra_wb_used, 0, 0);  in ugen_do_read()
911                               if (sce->ra_wb_used == 0 && flag & IO_NDELAY) {  in ugen_do_read()
916                                         while (sce->ra_wb_used == 0) {  in ugen_do_read()
932                                                && sce->ra_wb_used > 0) {  in ugen_do_read()
934                                                             sce->ra_wb_used);  in ugen_do_read()
940                                                   sce->ra_wb_used -= n;  in ugen_do_read()
950                                             sce->ra_wb_used < sce->limit - sce->ibuf) {  in ugen_do_read()
952                                                       - sce->ra_wb_used;  in ugen_do_read()
1083                                              uio->uio_resid, sce->ra_wb_used, 0, 0);  in ugen_do_write()
1087                               if (sce->ra_wb_used == sce->limit - sce->ibuf &&  in ugen_do_write()
1093                                         while (sce->ra_wb_used ==  in ugen_do_write()
1110                                             sce->ra_wb_used < sce->limit - sce->ibuf) {  in ugen_do_write()
1113                                                              - sce->ra_wb_used);  in ugen_do_write()
1119                                                   sce->ra_wb_used += n;  in ugen_do_write()
1129                                             sce->ra_wb_used > 0) {  in ugen_do_write()
1131                                                   n = uimin(sce->ra_wb_used,  in ugen_do_write()
1463           sce->ra_wb_used += count;  in ugen_bulkra_intr()
1480           n = (sce->limit - sce->ibuf) - sce->ra_wb_used;  in ugen_bulkra_intr()
1532           sce->ra_wb_used -= count;  in ugen_bulkwb_intr()
1540           if (sce->ra_wb_used > 0) {  in ugen_bulkwb_intr()
1543                     count = uimin(sce->ra_wb_used, sce->ra_wb_xferlen);  in ugen_bulkwb_intr()
1753                               sce->ra_wb_used = 0;  in ugen_do_ioctl()
1814                               sce->ra_wb_used = 0;  in ugen_do_ioctl()
2150                                         if (sce_in->ra_wb_used > 0)  in ugenpoll()
2175                                         if (sce_out->ra_wb_used <  in ugenpoll()
2272           } else if (sce->ra_wb_used == 0) {  in filt_ugenread_bulk()
2275                     kn->kn_data = sce->ra_wb_used;  in filt_ugenread_bulk()
2300           } else if (sce->ra_wb_used == sce->limit - sce->ibuf) {  in filt_ugenwrite_bulk()
2303                     kn->kn_data = (sce->limit - sce->ibuf) - sce->ra_wb_used;  in filt_ugenwrite_bulk()