1569 	ssize_t i, do_count, blks, transfer;  in st_write()  local
1672 			do_count = count;  in st_write()
1676 				do_count = count;  in st_write()
1678 				do_count = STbp->buffer_blocks * STp->block_size -  in st_write()
1680 				if (do_count > count)  in st_write()
1681 					do_count = count;  in st_write()
1684 			i = append_to_buffer(b_point, STbp, do_count);  in st_write()
1690 		count -= do_count;  in st_write()
1691 		b_point += do_count;  in st_write()
1707 			blks = transfer = do_count;  in st_write()
1712 				blks = do_count;  in st_write()
1751 				if (undone <= do_count) {  in st_write()
1755 					do_count -= undone;  in st_write()
1790 						count -= do_count;  in st_write()
1791 						blks = do_count = 0;  in st_write()
1800 				count += do_count;  in st_write()
1809 				STps->drv_block += (do_count > 0);  in st_write()
3838 static int append_to_buffer(const char __user *ubp, struct st_buffer * st_bp, int do_count)  in append_to_buffer()  argument
3850 	for (; i < st_bp->frp_segs && do_count > 0; i++) {  in append_to_buffer()
3852 		cnt = length - offset < do_count ? length - offset : do_count;  in append_to_buffer()
3856 		do_count -= cnt;  in append_to_buffer()
3861 	if (do_count) /* Should never happen */  in append_to_buffer()
3870 static int from_buffer(struct st_buffer * st_bp, char __user *ubp, int do_count)  in from_buffer()  argument
3882 	for (; i < st_bp->frp_segs && do_count > 0; i++) {  in from_buffer()
3884 		cnt = length - offset < do_count ? length - offset : do_count;  in from_buffer()
3888 		do_count -= cnt;  in from_buffer()
3894 	if (do_count) /* Should never happen */  in from_buffer()