688 	STbuffer->buffer_bytes -= STbuffer->writing;  in write_behind_check()
776 		transfer = STp->buffer->buffer_bytes;  in st_flush_write_buffer()
804 				(STp->buffer)->buffer_bytes = 0;  in st_flush_write_buffer()
817 			(STp->buffer)->buffer_bytes = 0;  in st_flush_write_buffer()
849 	backspace = ((STp->buffer)->buffer_bytes +  in flush_buffer()
853 	(STp->buffer)->buffer_bytes = 0;  in flush_buffer()
1187 	(STp->buffer)->buffer_bytes = (STp->buffer)->read_pointer = 0;  in check_tape()
1558 			STbp->buffer_bytes = 0;   /* can be used as transfer counter */  in setup_buffering()
1731 					STbp->buffer_bytes;  in st_write()
1750 		    STbp->buffer_bytes < STbp->buffer_size) {  in st_write()
1762 				blks = STbp->buffer_bytes;  in st_write()
1782 				       STbp->buffer_bytes);  in st_write()
1836 							    STp->buffer->buffer_bytes);  in st_write()
1866 		STbp->buffer_bytes = 0;  in st_write()
1993 						STbp->buffer_bytes = 0;  in read_tape()
1996 						STbp->buffer_bytes = bytes - transfer;  in read_tape()
2010 						STbp->buffer_bytes = (blks - transfer) *  in read_tape()
2016 							    STbp->buffer_bytes);  in read_tape()
2028 						STbp->buffer_bytes = 0;  in read_tape()
2030 						STbp->buffer_bytes =  in read_tape()
2034 						    STbp->buffer_bytes);  in read_tape()
2041 						STbp->buffer_bytes = bytes - transfer;  in read_tape()
2043 						STbp->buffer_bytes =  in read_tape()
2048 						    STbp->buffer_bytes);  in read_tape()
2065 			if (STbp->buffer_bytes < 0)  /* Caused by bogus sense data */  in read_tape()
2066 				STbp->buffer_bytes = 0;  in read_tape()
2076 		STbp->buffer_bytes = bytes;  in read_tape()
2078 			STbp->buffer_bytes -= STp->buffer->cmdstat.residual;  in read_tape()
2085 			STps->drv_block += STbp->buffer_bytes / STp->block_size;  in read_tape()
2132 			  STps->eof, STbp->buffer_bytes);  in st_read()
2140 	if (STbp->buffer_bytes == 0 &&  in st_read()
2170 		if (STbp->buffer_bytes == 0) {  in st_read()
2179 		if (STbp->buffer_bytes > 0) {  in st_read()
2184 					  STps->eof, STbp->buffer_bytes,  in st_read()
2187 			transfer = STbp->buffer_bytes < count - total ?  in st_read()
2188 			    STbp->buffer_bytes : count - total;  in st_read()
2231 		STbp->buffer_bytes = 0;  in st_read()
2895 		if (STp->dirty || (STp->buffer)->buffer_bytes != 0)  in st_int_ioctl()
2981 			(STp->buffer)->buffer_bytes = (STp->buffer)->read_pointer = 0;  in st_int_ioctl()
3758 				    (STp->buffer)->buffer_bytes / STp->block_size;  in st_ioctl()
3761                                         ((STp->buffer)->buffer_bytes +  in st_ioctl()
3998 	for (i = 0, offset = st_bp->buffer_bytes;  in append_to_buffer()
4012 		st_bp->buffer_bytes += cnt;  in append_to_buffer()
4044 		st_bp->buffer_bytes -= cnt;  in from_buffer()
4066 	total=st_bp->buffer_bytes - offset;  in move_buffer_data()
4074 	st_bp->buffer_bytes = st_bp->read_pointer = total;  in move_buffer_data()