703 	STbuffer->buffer_bytes -= STbuffer->writing;  in write_behind_check()
791 		transfer = STp->buffer->buffer_bytes;  in st_flush_write_buffer()
819 				(STp->buffer)->buffer_bytes = 0;  in st_flush_write_buffer()
832 			(STp->buffer)->buffer_bytes = 0;  in st_flush_write_buffer()
865 	backspace = ((STp->buffer)->buffer_bytes +  in flush_buffer()
869 	(STp->buffer)->buffer_bytes = 0;  in flush_buffer()
1218 	(STp->buffer)->buffer_bytes = (STp->buffer)->read_pointer = 0;  in check_tape()
1588 			STbp->buffer_bytes = 0;   /* can be used as transfer counter */  in setup_buffering()
1761 					STbp->buffer_bytes;  in st_write()
1780 		    STbp->buffer_bytes < STbp->buffer_size) {  in st_write()
1792 				blks = STbp->buffer_bytes;  in st_write()
1812 				       STbp->buffer_bytes);  in st_write()
1866 							    STp->buffer->buffer_bytes);  in st_write()
1896 		STbp->buffer_bytes = 0;  in st_write()
2023 						STbp->buffer_bytes = 0;  in read_tape()
2026 						STbp->buffer_bytes = bytes - transfer;  in read_tape()
2040 						STbp->buffer_bytes = (blks - transfer) *  in read_tape()
2046 							    STbp->buffer_bytes);  in read_tape()
2058 						STbp->buffer_bytes = 0;  in read_tape()
2060 						STbp->buffer_bytes =  in read_tape()
2064 						    STbp->buffer_bytes);  in read_tape()
2071 						STbp->buffer_bytes = bytes - transfer;  in read_tape()
2073 						STbp->buffer_bytes =  in read_tape()
2078 						    STbp->buffer_bytes);  in read_tape()
2095 			if (STbp->buffer_bytes < 0)  /* Caused by bogus sense data */  in read_tape()
2096 				STbp->buffer_bytes = 0;  in read_tape()
2106 		STbp->buffer_bytes = bytes;  in read_tape()
2108 			STbp->buffer_bytes -= STp->buffer->cmdstat.residual;  in read_tape()
2115 			STps->drv_block += STbp->buffer_bytes / STp->block_size;  in read_tape()
2162 			  STps->eof, STbp->buffer_bytes);  in st_read()
2170 	if (STbp->buffer_bytes == 0 &&  in st_read()
2200 		if (STbp->buffer_bytes == 0) {  in st_read()
2209 		if (STbp->buffer_bytes > 0) {  in st_read()
2214 					  STps->eof, STbp->buffer_bytes,  in st_read()
2217 			transfer = STbp->buffer_bytes < count - total ?  in st_read()
2218 			    STbp->buffer_bytes : count - total;  in st_read()
2261 		STbp->buffer_bytes = 0;  in st_read()
2924 		if (STp->dirty || (STp->buffer)->buffer_bytes != 0)  in st_int_ioctl()
3013 			(STp->buffer)->buffer_bytes = (STp->buffer)->read_pointer = 0;  in st_int_ioctl()
3884 				    (STp->buffer)->buffer_bytes / STp->block_size;  in st_ioctl()
3887                                         ((STp->buffer)->buffer_bytes +  in st_ioctl()
4092 	for (i = 0, offset = st_bp->buffer_bytes;  in append_to_buffer()
4106 		st_bp->buffer_bytes += cnt;  in append_to_buffer()
4138 		st_bp->buffer_bytes -= cnt;  in from_buffer()
4160 	total=st_bp->buffer_bytes - offset;  in move_buffer_data()
4168 	st_bp->buffer_bytes = st_bp->read_pointer = total;  in move_buffer_data()